The biggest sales day in the US depends on how you measure it. Cyber Monday is the biggest single-day online shopping event, while Black Friday remains the biggest in-store shopping day. In 2025, Cyber Monday generated record online sales, making it the top digital shopping day in America.
In this guide, we are going to walk through every major shopping day in the American retail calendar, look at the real numbers, and help you understand why certain days explode with spending while others quietly fade. Whether you are a shopper trying to time your purchases or a business owner planning your promotions, this breakdown is for you.
The Clear Winner: Cyber Monday Is the Biggest Single Sales Day in the US
If we are talking purely about online retail sales on a single calendar day, Cyber Monday wins — and it is not particularly close right now. In 2025, US consumers spent $14.25 billion online in a single day, making it the biggest online shopping day in American history, according to Adobe Analytics.
To put that into perspective, Americans were spending roughly $16 million every single minute during peak hours between 8 PM and 10 PM on Cyber Monday 2025. That is not a typo. Sixteen million dollars per minute.
Cyber Monday has held the top spot for online spending for most of the past decade, and it keeps breaking its own record year after year. In 2024, it brought in $13.3 billion. Before that, each year reliably topped the one before it. The trajectory has been steep and consistent.
But here is the thing most people miss: Cyber Monday was not always about online shopping domination. It started almost by accident.
How Cyber Monday Got Its Name
The National Retail Federation coined the term Cyber Monday in 2005 after noticing a curious pattern. In the early 2000s, home internet connections were slow. Most people still relied on the faster internet speeds at their offices. So when they came back to work on the Monday after Thanksgiving weekend, they kept shopping online using their faster workplace connections. Year after year, without anyone planning it, that particular Monday produced a massive spike in online retail activity.
The NRF decided to put a name to it, and the rest is retail history. Within a few years, what started as an observation turned into a self-fulfilling retail juggernaut. Brands began offering exclusive Cyber Monday deals. Shoppers started circling the date on their calendars. E-commerce platforms prepared for the traffic surge months in advance.
Today, the original reason for the spike — slow home internet — no longer exists. Yet the shopping holiday has taken on a life of its own, driven by consumer expectations, retailer promotions, and deeply ingrained habit.
Black Friday: The Cultural Icon That Still Packs a Punch
Ask most Americans to name the biggest shopping day of the year and they will say Black Friday without blinking. It has that kind of cultural weight. The midnight lines, the frantic race for doorbusters, the stories of shopping cart skirmishes that somehow made the evening news — Black Friday is embedded in the American consciousness in a way Cyber Monday never quite matched.
And to be fair, Black Friday is absolutely enormous. In 2025, US consumers spent $11.8 billion online on Black Friday alone, which was the first time in history that Black Friday online sales crossed the $11 billion mark. That figure represented 9.1% growth compared to the previous year. It is also the fourth consecutive year Black Friday set a new online spending record.
On top of the online numbers, 81.7 million Americans showed up to physical stores on Black Friday 2025 — the highest in-person turnout since before the pandemic. Department store foot traffic climbed nearly 8% compared to 2024. People are still showing up, still filling carts, still chasing a deal they can touch before they buy it.
Where Did the Name Black Friday Actually Come From?
The history here is a little murky, but the most credible origin story traces back to Philadelphia in the 1960s. Police officers in the city started using the term “Black Friday” to describe the chaos that descended on the day after Thanksgiving. The combination of post-holiday crowds, early Christmas shoppers, and a big Army-Navy football game that weekend turned the streets into gridlock and the stores into absolute mayhem.
The accounting theory — that retailers moved from being in the red to being in the black on that day — came later and was likely retrofitted onto an already popular name. Retailers appreciated the profit framing and ran with it, which helped cement Black Friday as a positive cultural event rather than just a descriptor for urban chaos.
Black Friday vs. Cyber Monday: What Changed?
For most of the 2000s and early 2010s, Black Friday was king. It was the unquestioned biggest day in American retail, full stop. But e-commerce growth steadily shifted the balance. By the mid-2010s, Cyber Monday had overtaken Black Friday in raw online spending. Black Friday held onto the in-store crown, but its overall dominance faded.
Then something unexpected happened: Black Friday started eating Cyber Monday’s lunch online too. In 2019, for the first time, Black Friday topped Cyber Monday as the busiest day for online shoppers by sheer traffic volume, according to NRF data. More people were browsing online deals on Black Friday than on Cyber Monday, even if they were spending slightly less per transaction.
Retail experts now describe what was once a clean two-day distinction as a completely blurred five-to-seven day spending window. As one expert put it, “Years ago, Black Friday was the in-store shopping day, and Cyber Monday was the online shopping day. That separation no longer exists — they are simply two peaks in a longer sale period.”
Some analysts have started calling it “Black November,” acknowledging that major retailers now run Black Friday promotions throughout the entire month leading up to Thanksgiving.
Cyber Week: The Five Days That Move More Money Than Almost Anything Else
Cyber Week — the five-day stretch from Thanksgiving Day through Cyber Monday — has become the dominant framework for understanding peak holiday retail in America. When you zoom out from individual days to this window as a whole, the numbers are staggering.
In 2025, Cyber Week generated $44.2 billion in US online sales, up 7.7% year over year. That is nearly half a trillion dollars over just five days, driven by a combination of Thanksgiving deals, Black Friday, the following weekend, and Cyber Monday.
Breaking it down by individual day within that window:
Thanksgiving Day
Thanksgiving itself has quietly grown into one of the biggest online shopping days of the year. In 2025, Americans spent $6.4 billion online on Thanksgiving Day. Many people now shop on their phones between bites of turkey, and retailers have leaned into this by launching deals before Black Friday even begins. The result is a Thanksgiving spending number that would have seemed impossible just ten years ago.
Black Friday
As covered above, $11.8 billion online plus tens of millions of in-store shoppers. Still an absolute powerhouse.
The Weekend (Saturday and Sunday)
The two days between Black Friday and Cyber Monday together generated another $11.8 billion online in 2025. Retailers keep deals alive across the weekend to maintain momentum, and shoppers who missed out on Friday keep browsing.
Cyber Monday
The grand finale at $14.25 billion online, closing out the week at peak velocity.
Collectively, Cyber Week is simply the biggest stretch of retail activity in the entire American calendar, and it keeps growing.
Amazon Prime Day: A Summer Sales Giant
For a long time, Cyber Week and Black Friday had a monopoly on blockbuster retail moments. Then Amazon decided in 2015 to invent their own holiday.
Prime Day started as a somewhat modest birthday party for Amazon — a one-day sale for Prime members celebrating the company’s anniversary. It was a smart idea that turned out to be a genuinely massive one. Over the next decade, Prime Day grew into one of the most significant retail events in US history.
In 2025, Amazon expanded Prime Day to four days for the first time, running from July 8 to July 11. The results were extraordinary. US consumers spent $24.1 billion online across all retailers during those four days, a 30.3% increase over 2024. That total is roughly the equivalent of two Black Fridays combined.
More than 307 million items were purchased during the 2025 Prime Day event. Around 88% of all Amazon Prime members shopped during those four days, which translated to roughly 152 million shoppers. At peak moments, orders were coming in at over 100,000 per minute worldwide.
If you are doing the math, yes: in terms of total dollars spent across a multi-day window, Prime Day 2025 out-earned Cyber Week 2025. However, it is important to note the comparison is complicated — Prime Day ran for four days versus Cyber Week’s five, and the Cyber Week figure represents US online spending only while Prime Day figures include some broader retailer activity.
What is clear is that Prime Day has fundamentally changed the American retail calendar. It turned July into a major shopping month, pulled spending out of a traditionally slow summer retail period, and forced competing retailers — Target, Walmart, Best Buy, and hundreds of others — to launch their own parallel summer sales events during the same window. Amazon essentially created a second Cyber Week in the middle of summer.
Super Saturday: The Last-Minute Shoppers’ Day
Every year, on the Saturday immediately before Christmas, a quiet but remarkably large retail event takes place across America. It goes by the name Super Saturday, sometimes called Panic Saturday, and it consistently generates around $15 billion in total retail sales.
Super Saturday is driven by a very human reality: a huge portion of the American population procrastinates on Christmas shopping. Studies have shown that a significant share of consumers have not finished — or in some cases even started — their holiday shopping by the time this day rolls around. Faced with the clock ticking toward Christmas morning, they flood into stores and urgently complete their lists.
Unlike Cyber Monday or Black Friday, Super Saturday leans heavily on physical retail. When Super Saturday falls two weeks before Christmas, online shipping windows are still open. But when it falls just one week before, shoppers who need gifts in hand by December 25 are essentially forced into stores. That dynamic makes Super Saturday one of the most important in-store shopping days of the entire year, and retailers respond accordingly with extended hours, additional staffing, and aggressive last-minute promotions.
The day also creates an interesting phenomenon for impulse buying. People coming in to grab one specific item tend to leave with several. The urgency of the moment, combined with holiday promotions and store layouts designed to encourage browsing, consistently drives up average transaction values on Super Saturday compared to ordinary December weekends.
Other Major Shopping Days Worth Knowing About
The biggest sales days in the US do not start and end with the Thanksgiving weekend and Prime Day. Several other occasions reliably drive massive consumer spending.
Back to School Season (Late July to Early September)
Back to school is consistently one of the two biggest retail spending seasons in the US, trailing only the winter holidays. Parents buying school supplies, electronics, clothing, and dorm room essentials collectively spend tens of billions of dollars during this window. Major retailers treat it like a mini-holiday season, running promotions that begin as early as mid-July and run through Labor Day.
Valentine’s Day
Valentine’s Day reliably generates around $24 billion in total consumer spending annually, according to NRF data. Candy, flowers, jewelry, dining out, and gift cards all see massive spikes in the week leading up to February 14. While it does not produce a single blockbuster single-day sales figure like Cyber Monday, the concentrated nature of Valentine’s spending makes it a significant retail moment.
Mother’s Day
Mother’s Day is the third biggest retail event of the year by total spending in most estimates, driving roughly $35 billion in consumer purchases. Flowers, jewelry, restaurant meals, and experiential gifts make this holiday a major moment for multiple retail categories simultaneously.
Tax Refund Season (February to April)
This one often surprises people who think of retail exclusively in terms of marked-down holidays, but tax refund season is a genuine retail phenomenon. Americans who receive tax refunds tend to spend a significant portion within a few weeks of receiving them. Retailers in electronics, appliances, auto parts, and furniture have historically seen notable sales lifts during this window every spring.
Labor Day Weekend
Labor Day weekend is a major moment for mattress and furniture retailers, home improvement stores, and car dealerships. It also marks the traditional start of back to school sales in many markets and serves as a clearance moment for summer inventory across retail categories.
Why Cyber Monday Keeps Breaking Records Year After Year
Understanding why Cyber Monday retains the title of biggest single online sales day in the US requires understanding a few reinforcing dynamics that have locked the day into its dominant position.
Consumer Expectation Has Become Self-Fulfilling
Shoppers now expect Cyber Monday to have the best deals of the year. That expectation makes them hold off on purchases they might otherwise make earlier in November, concentrating buying power into a single day. Retailers, knowing consumers are waiting, respond with their sharpest discounts. The result is a feedback loop that keeps amplifying the day’s sales figures.
Retailer Competition Intensifies the Deals
Because every major US retailer is fighting for attention on the same day, the competitive pressure to offer deep discounts is enormous. Electronics, toys, clothing, home goods — virtually every category sees its best pricing of the year on Cyber Monday. In 2025, discounts during Cyber Week reached as deep as 31% off electronics, 28% off toys, 25% off clothing, and 23% off computers, according to Adobe data.
Mobile Shopping Has Unlocked New Spending
The shift to mobile shopping has dramatically expanded who participates in Cyber Monday and when they participate. Shoppers no longer need to be at a computer to take advantage of online deals. In 2024, mobile devices accounted for a record low desktop share, with the majority of online traffic and a growing percentage of actual purchases happening on smartphones. This means someone stuck in a meeting, riding the subway, or lying on the couch can still browse and buy with the same ease as someone sitting at a desktop — and they do.
Buy Now, Pay Later Has Lowered the Spending Barrier
The explosive growth of Buy Now, Pay Later services has meaningfully expanded purchasing power for American consumers during peak shopping events. During the 2024 holiday season, BNPL spending surpassed $16.6 billion. When shoppers can split a $400 purchase into four interest-free payments, items that previously felt like a stretch become attainable. This has directly contributed to higher average order values during Cyber Monday.
How AI Is Starting to Change the Biggest Shopping Days
One of the most striking developments in recent holiday shopping data involves artificial intelligence. During the 2024 holiday season, traffic to retail sites from AI-powered chatbots surged by 1,300% compared to the previous year. On Cyber Monday specifically, chatbot-driven traffic jumped by 1,950% year over year.
Shoppers are increasingly starting their product searches with AI assistants, asking things like “what’s the best laptop under $800 right now” or “where can I find the cheapest version of this toy today” instead of going directly to a retailer’s website or a search engine. This shift is early but accelerating fast. Adobe projected that AI-driven traffic during the 2025 holiday season would rise by 520% compared to 2024.
For retailers, this creates both an opportunity and a challenge. Brands that show up well in AI-generated shopping recommendations gain a meaningful edge. Those that do not may find themselves invisible to an increasingly AI-assisted shopping audience, regardless of how good their actual deals are.
What the Data Tells Us About American Shopping Behavior
Looking across all of this data, a few clear patterns emerge about how Americans actually shop during peak periods.
First, the line between online and in-store shopping has effectively dissolved. The same consumer might browse deals on their phone Thursday night, pick up an item in a physical store on Black Friday morning, compare prices on their laptop Saturday afternoon, and complete a final purchase on Cyber Monday. The idea that certain days “belong” to either online or offline retail is outdated.
Second, deals genuinely move spending. American consumers are not just spending the same money on different days — deep discounts bring forward purchases that would not have happened at all at full price, and they pull in buyers who might have stretched their budgets differently. The retailers who offer the sharpest, most credible discounts consistently capture disproportionate share of sales on peak days.
Third, the biggest shopping days are getting bigger. The 2024 holiday season saw $241 billion spent online in the US, up 8.7% from the prior year. Cyber Week alone generated $76 billion in US sales, a 7% increase. The trajectory is upward across virtually every metric — more shoppers, more spending, more days involved in each event. What looked like an enormous number five years ago would be considered a quiet season today.
Fourth, the busiest days are increasingly concentrated at the start and end of the holiday shopping window. Cyber Week and Super Saturday bookend the season, with Black November promotions filling the middle. Christmas Eve and the days immediately after Christmas — driven by gift card redemptions and returns-and-repurchase behavior — round out the calendar.
The Biggest Sales Day in the US by Category
It is worth noting that the answer to “what is the biggest sales day” varies by category. Cyber Monday does not dominate every product type equally.
Electronics
Cyber Monday and Black Friday split the honors here. Large-screen TVs, gaming consoles, and home theater systems tend to sell better on Black Friday when in-store availability matters. Laptops, tablets, and smaller electronics lean Cyber Monday as shoppers compare prices across multiple retailers at once from their couches.
Toys and Games
Cyber Monday consistently drives enormous toy sales as parents who have been waiting all season finally pull the trigger. In 2025, toy discounts reached as deep as 28% on Cyber Monday. The urgency of Christmas morning combined with competitive pricing makes this category a Cyber Monday standout.
Clothing and Apparel
Apparel is more evenly distributed across Cyber Week, but Cyber Monday tends to win for fashion-oriented consumers who appreciate the wider selection and easy return policies of online purchases. Retailers often save some of their deepest clothing discounts for Monday specifically to recapture shoppers who spent freely on electronics Friday and Saturday.
Jewelry and Gifts
Valentine’s Day and Mother’s Day are the clear winners for jewelry, not the Thanksgiving weekend. Jewelers see their two biggest spikes of the year in early February and in the week before Mother’s Day, with Black Friday serving as a modest third peak for planned high-value purchases.
Home Goods and Appliances
Labor Day and Black Friday share the home goods crown. Major appliances tend to move most on Labor Day, which has become almost synonymous with appliance deals in the US retail calendar. Small kitchen appliances and home decor tend to peak on Black Friday and Cyber Monday.
Tips for Shopping on the Biggest Sales Days in the US
If you are planning to shop on any of these peak days, a few practical principles go a long way.
Know your price before you shop. The biggest mistake consumers make on peak shopping days is buying something because it feels like a deal rather than because they have verified it actually is. Price tracking tools that show you the price history of a product over the past six to twelve months are invaluable. Retailers sometimes inflate pre-sale prices to make discounts look deeper than they are.
Start early and monitor throughout the day. On Cyber Monday especially, deals come in waves. Retailers release new promotions throughout the day, and some of the best deals appear later in the evening rather than first thing in the morning. Being flexible and checking back multiple times pays off.
Do not ignore Super Saturday for in-store finds. If you genuinely enjoy the tactile experience of in-store shopping and are not under shipping time pressure, Super Saturday can surface some excellent deals — particularly on items that retailers need to clear before inventory counts at year end.
Treat Prime Day as a second Cyber Monday. Many Americans still underutilize Prime Day because they associate big shopping events with winter. But Prime Day 2025 was, by total multi-day spending, bigger than any individual holiday shopping period. If you have a wishlist of items you want to buy, monitoring Prime Day in July is just as worthwhile as planning for November.
So, What Is the Definitive Biggest Sales Day in the US?
If you need a single answer: Cyber Monday is the biggest single-day online shopping event in US history, having set a new all-time record of $14.25 billion in 2025.
Biggest multi-day sales event by total spending: Amazon Prime Day 2025 generated $24.1 billion across its four-day window, making it the largest concentrated retail event of the year by total dollars.
The biggest in-store shopping day: Black Friday wins, drawing more physical store traffic than any other single day on the American retail calendar.
And if you want the biggest stretch of consecutive peak retail days: Cyber Week — Thanksgiving through Cyber Monday — generated $44.2 billion in US online sales alone in 2025, making it the most powerful five-day stretch in American retail history.
The honest truth is that the American retail calendar has evolved into something genuinely complex. There is no longer one day that dominates everything else by a wide margin. Instead, there are several massive peaks spread across the year — Cyber Week in November, Prime Day in July, Super Saturday in December, and the slow-burn of back to school season in late summer — that together create a rhythm of consumer spending that would have been unimaginable just twenty years ago.
What ties all of these days together is the same fundamental driver: American consumers love a good deal, and when they believe the deals are real and the time to act is now, they will open their wallets with remarkable enthusiasm. Retailers who understand that psychology — and back it up with genuine value — are the ones who win on the biggest shopping days in the country.
Frequently Asked Questions
Is Cyber Monday bigger than Black Friday?
It depends on how you measure it. Cyber Monday is bigger than Black Friday for single-day online sales, making it the largest e-commerce shopping day in the US. However, Black Friday remains the biggest in-store shopping day, with millions of Americans visiting physical stores for holiday deals. Today, the difference between the two has become smaller because retailers run online and in-store promotions throughout the entire holiday shopping period.
What is the biggest shopping day in America?
The answer depends on the category. Cyber Monday is the biggest single online shopping day in America, while Black Friday is the biggest traditional in-store shopping day. If you look at the entire holiday shopping period, Cyber Week (Thanksgiving through Cyber Monday) is the biggest sales window, generating massive consumer spending across online and physical retail channels.
Is Prime Day bigger than Black Friday?
Prime Day has become one of the largest shopping events in the US, but it depends on the comparison. Amazon Prime Day can generate more total spending across its multi-day event, while Black Friday remains one of the strongest single shopping days of the year. Prime Day has also expanded beyond Amazon, with many retailers launching competing sales during the same period.
What month has the biggest sales?
November is generally the biggest sales month in the US because it includes Thanksgiving, Black Friday, Cyber Monday, and the start of the holiday shopping season. Millions of shoppers buy gifts, electronics, clothing, home products, and other items during this period, making November one of the most important months for retailers.
Final Thoughts
The biggest sales day in the US is not a static answer — it has evolved dramatically over the past two decades and will keep evolving. What was once an exclusively in-store, post-Thanksgiving tradition has become a multi-channel, multi-week, multi-season phenomenon that touches virtually every corner of the American economy.
Cyber Monday currently holds the crown for raw single-day online spending. Black Friday holds the in-store title. Prime Day has emerged as the summer challenger that no one saw coming. And Super Saturday quietly rakes in billions from the procrastinators among us every December.
Whatever day you choose to shop, the data is clear: the deals are real, the competition among retailers is fierce, and the savings on offer during these peak moments are genuinely among the best you will find all year. Time your purchases wisely, do your price research in advance, and you can take serious advantage of the biggest shopping days America has to offer.