Cheap flights from Denver to Buffalo from $115
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to Buffalo departing on 12/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Fly from
Fly to
Route
Depart
Return
DenverBuffalo
DEN Denver Intl - BUF Buffalo
DENBUF
Denver Intl
Thu 11/5
6:59 pm-7:07 am
1 stop10h 08m
Buffalo
Thu 11/12
8:02 pm-8:13 am
1 stop14h 11m
DenverBuffalo
DEN Denver Intl - BUF Buffalo
DENBUF
Denver Intl
Thu 11/5
6:59 pm-7:07 am
1 stop10h 08m
Buffalo
Wed 11/11
2:00 pm-9:33 pm
1 stop9h 33m
DenverBuffalo
DEN Denver Intl - BUF Buffalo
DENBUF
Denver Intl
Thu 11/5
5:25 pm-10:33 pm
Nonstop3h 08m
Buffalo
Thu 11/12
8:50 am-10:35 am
Nonstop3h 45m
DenverBuffalo
DEN Denver Intl - BUF Buffalo
DENBUF
Denver Intl
Tue 11/10
5:25 pm-10:33 pm
Nonstop3h 08m
Buffalo
Thu 11/12
8:50 am-10:35 am
Nonstop3h 45m
DenverBuffalo
DEN Denver Intl - BUF Buffalo
DENBUF
Denver Intl
Sat 11/14
7:10 am-4:08 pm
1 stop6h 58m
Buffalo
Tue 11/17
3:20 pm-8:25 pm
1 stop7h 05m
DenverBuffalo
DEN Denver Intl - BUF Buffalo
DENBUF
Denver Intl
Thu 11/19
8:20 am-6:00 pm
1 stop7h 40m
Buffalo
Mon 11/23
6:44 am-2:20 pm
1 stop9h 36m
DenverBuffalo
DEN Denver Intl - BUF Buffalo
DENBUF
Denver Intl
Sat 11/14
7:33 am-6:05 pm
2 stops8h 32m
Buffalo
Tue 11/17
4:40 pm-10:54 pm
1 stop8h 14m
DenverBuffalo
DEN Denver Intl - BUF Buffalo
DENBUF
Denver Intl
Fri 11/6
11:50 am-4:50 pm
Nonstop3h 00m
Buffalo
Mon 11/9
4:55 pm-6:35 pm
Nonstop3h 40m
DenverBuffalo
DEN Denver Intl - BUF Buffalo
DENBUF
Denver Intl
Sat 11/7
5:25 pm-10:30 pm
Nonstop3h 05m
Buffalo
Sat 11/14
2:30 pm-4:20 pm
Nonstop3h 50m
DenverBuffalo
DEN Denver Intl - BUF Buffalo
DENBUF
Denver Intl
Mon 12/21
12:35 pm-11:10 pm
1 stop8h 35m
Buffalo
Tue 1/5
2:10 pm-8:31 pm
1 stop8h 21m
See travel insights to Buffalo from
How to get the cheapest flight ticket from Denver to Buffalo
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between Denver and Buffalo?
Prices are currently low for flights on this route.
Typical prices usually range from $374 to $523.The lowest price recently found on this route was $264.
What is the cheapest month to fly to Buffalo?
If you aren’t able to travel during the month of January, then book flights to Buffalo from Denver during February instead. Flights to Buffalo in February, while not as cheap as those in January, still average around $279.
What is the cheapest day to depart on your flight to Buffalo?
Our data shows that Wednesday is the least expensive day to fly to Buffalo. Tickets to fly out on this day can be as low as $472. Flights from Denver to Buffalo on a Monday will generally be more expensive and average around $572. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Buffalo?
In the afternoon is the cheapest time of day to fly from Denver to Buffalo when you can find flight prices for as low as $476. Flying to Buffalo in the afternoon is an ideal time because this is during off-peak travel hours. In the evening is when there is more demand to fly to Buffalo, so prices are often more expensive at around $597 per ticket.
What is the cheapest Denver Intl to Buffalo flight route?
Fly from Denver Intl to Buffalo for the best Denver Intl - Buffalo flight prices
How far in advance should I book a flight from Denver to Buffalo?
You are more likely to see cheaper flights to Buffalo from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to Buffalo for around $408 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buffalo from Denver for as low as $260 on momondo.
What cabin class options are available on Denver to Buffalo flights?
There are 4 cabin classes available to choose from on Denver to Buffalo flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
Can stopping save me money on Denver to Buffalo flights?
You could potentially save up to 11% on your flight if you consider stops on a Denver to Buffalo flight.
How have Denver to Buffalo flight prices changed over time?
As of October 2026, prices for Denver to Buffalo flights are approximately 119% more expensive when compared to flights at the same time last year.
What is the cheapest airline that flies from Denver Intl to Buffalo?
Delta, Southwest, and United Airlines are the most popular carriers operating from Denver Intl to Buffalo
What airlines fly to Buffalo?
United Airlines, Southwest and American Airlines are the top three most popular airlines that fly to Buffalo from Denver according to our data. United Airlines is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Buffalo. Keep in mind that there are 6 different airlines that fly to Buffalo on a routine basis, so you have a few additional options to choose from.
How many flights depart from Denver to Buffalo on average per day?
As of October 2026, there are 1 flights per day flying from Denver to Buffalo. The most common time of day flights depart is 5:00PM, with 90% of flights taking off in the afternoon.
How many flights depart from Denver to Buffalo on average per week?
As of October 2026, 12 flights take off from Denver and land in Buffalo each week. The most common flight departure day for this route is Mon, with 17% of weekly flights taking off on this day.
When to book flights from Denver to Buffalo
Cheap Denver to Buffalo (DEN to BUF) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Denver to Buffalo
Frequently asked questions about flying from Denver to Buffalo
How far is Denver Intl to Buffalo by plane?
The straight-line distance from Denver Intl to Buffalo is 1365.6 mi. In terms of flight time, this usually takes a little over 2h 55m.
When did momondo last update prices for flights from Denver Intl Airport to Buffalo Airport?
Prices for flights from Denver Intl Airport to Buffalo Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Denver Intl Airport to Buffalo Airport?
There are 6 operators available for flights from Denver Intl Airport to Buffalo Airport as of October 2026.
How old do you have to be to fly from Denver Intl Airport to Buffalo Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Denver Intl Airport to Buffalo Airport.
What documentation or ID do you need to fly to Buffalo Airport?
The required travel and health documents for your Buffalo Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Buffalo Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Denver to Buffalo?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Denver to Buffalo is Boeing 737-800 (50.24% of total bookings). The next most popular plane models are Boeing 737-800 Passenger/BBJ2 (winglets) (14.69%), Boeing 737 MAX 8 (14.22%), and Boeing 737 (3.79%).
What is the most popular airline from Denver to Buffalo?
Based on momondo bookings for flights between Denver and Buffalo, the leading airline is United Airlines, making up 48% of the total bookings. Other popular airlines include Southwest with 21%, Frontier with 15%, and Delta with 8%.
Best airlines flying from Denver to Buffalo
Compare and see reviews for airlines that fly from Denver to Buffalo with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $134 | Free Cancellation | Rating 5.5 2,542 reviews | |||
| PriceFrom $198 | Free Cancellation | Rating 7.8 8,653 reviews | |||
| PriceFrom $198 | Free Cancellation | Rating 7.1 3,045 reviews | |||
| PriceFrom $217 | Free Cancellation | Rating 7.0 12,152 reviews | |||
| PriceFrom $248 | Free Cancellation | Rating 7.4 10,350 reviews | |||
| PriceFrom $377 | Free Cancellation | Rating 7.9 4,220 reviews |
Southwest Flights From Denver to Buffalo
Southwest is one of the most popular airlines flying from Denver to Buffalo, operating 5 flights/week on average for this route. A good Southwest flight deal for Denver to Buffalo starts from $377 round-trip, up to an average price of $505. Our users have rated Southwest at 7.9/10.
United Airlines Flights From Denver to Buffalo
United Airlines (7.4/10 from 10,348 reviews) operates around 7 flights from Denver to Buffalo in any given week. The average United Airlines airfare for this route is around $470, with deals from around $248 rare but found on momondo. Referenced prices are for round-trip Denver to Buffalo flight searches in the last 72 hours.
Traveling to a place near Buffalo?
Book flights to Buffalo if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Denver to Buffalo?
Finding the right flight to Buffalo from Denver is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Buffalo quick and easy, saving you time and money.
Can I find flights from Denver to Buffalo with flexible booking policies on momondo?
All flight searches from Denver to Buffalo on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Denver to Buffalo?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Buffalo from Denver.
I’m not ready to book a flight from Denver to Buffalo right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Buffalo, momondo offers a useful price alert feature which will track prices for flights to Buffalo from Denver and alert you when they change.