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Cheap flights from Denver to Buffalo from $64

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 2/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
12:59 am - 12:54 pm
DEN
-
BUF
9h 55m
1 stop
Frontier Logo
1:48 pm - 9:41 pm
BUF
-
DEN
9h 53m
1 stop
$148Frontier
Wed, Feb 25 - Mon, Mar 2
Frontier Logo
11:59 pm - 11:34 am
DEN
-
BUF
9h 35m
1 stop
Frontier Logo
12:00 pm - 9:35 pm
BUF
-
DEN
11h 35m
1 stop
$175Frontier
Wed, Feb 25 - Sat, Feb 28
Multiple Airlines Logo
11:59 pm - 9:39 am
DEN
-
BUF
7h 40m
1 stop
Multiple Airlines Logo
1:48 pm - 9:41 pm
BUF
-
DEN
9h 53m
1 stop
$184Multiple Airlines
Thu, Feb 19 - Mon, Feb 23
Frontier Logo
9:06 pm - 12:44 pm
DEN
-
BUF
13h 38m
2 stops
Frontier Logo
1:48 pm - 11:56 am
BUF
-
DEN
24h 08m
1 stop
$185Frontier
Thu, Feb 26 - Mon, Mar 2
Frontier Logo
11:49 am - 11:05 am
DEN
-
BUF
21h 16m
1 stop
Frontier Logo
2:19 pm - 7:39 am
BUF
-
DEN
19h 20m
1 stop
$188Frontier
Fri, Feb 27 - Sun, Mar 1
Frontier Logo
9:25 am - 8:47 am
DEN
-
BUF
21h 22m
1 stop
Frontier Logo
11:25 am - 2:32 pm
BUF
-
DEN
29h 07m
1 stop
$195Frontier
Thu, May 14 - Mon, May 18
Frontier Logo
11:49 am - 11:05 am
DEN
-
BUF
21h 16m
1 stop
Frontier Logo
1:03 pm - 5:00 pm
BUF
-
DEN
29h 57m
1 stop
$197Frontier
Fri, Feb 27 - Fri, Mar 6
Multiple Airlines Logo
12:14 pm - 11:32 pm
DEN
-
BUF
9h 18m
1 stop
Multiple Airlines Logo
12:00 pm - 9:35 pm
BUF
-
DEN
11h 35m
1 stop
$198Multiple Airlines
Tue, Feb 24 - Sat, Feb 28
Frontier Logo
12:59 am - 12:54 pm
DEN
-
BUF
9h 55m
1 stop
Frontier Logo
2:19 pm - 10:10 pm
BUF
-
DEN
9h 51m
1 stop
$199Frontier
Wed, Feb 25 - Sun, Mar 1
Frontier Logo
12:09 am - 1:24 pm
DEN
-
BUF
11h 15m
1 stop
Frontier Logo
1:39 pm - 9:41 pm
BUF
-
DEN
10h 02m
1 stop
$205Frontier
Sat, Feb 28 - Thu, Mar 5

United Airlines flights from Denver to Buffalo

Our best United Airlines deals on Denver to Buffalo flight tickets
United Airlines
Apr 14
DEN5:53 pmDenver Intl
3h 17m
BUF11:10 pmBuffalo
Apr 21
BUF8:30 amBuffalo
3h 43m
DEN10:13 amDenver Intl
$215
United Airlines
Feb 26
DEN2:04 pmDenver Intl
7h 40m
1 stop
BUF11:44 pmBuffalo
Mar 2
BUF8:25 amBuffalo
3h 44m
DEN10:09 amDenver Intl
$225
United Airlines
Apr 16
DEN6:00 amDenver Intl
6h 17m
1 stop
BUF2:17 pmBuffalo
Apr 21
BUF2:54 pmBuffalo
6h 30m
1 stop
DEN7:24 pmDenver Intl
$235

American Airlines flights from Denver to Buffalo

Our best American Airlines deals on Denver to Buffalo flight tickets
American Airlines
Feb 25
DEN7:00 amDenver Intl
8h 54m
2 stops
BUF5:54 pmBuffalo
Feb 28
BUF6:35 pmBuffalo
6h 02m
1 stop
DEN10:37 pmDenver Intl
$240
American Airlines
Feb 26
DEN7:00 amDenver Intl
7h 52m
2 stops
BUF4:52 pmBuffalo
Mar 1
BUF4:25 pmBuffalo
7h 11m
1 stop
DEN9:36 pmDenver Intl
$261
American Airlines
Feb 25
DEN7:00 amDenver Intl
8h 54m
2 stops
BUF5:54 pmBuffalo
Feb 28
BUF12:17 pmBuffalo
10h 33m
2 stops
DEN8:50 pmDenver Intl
$267

momondo Fare Finder

 
Customize your flight search to find flights from Denver to Buffalo that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Denver to Buffalo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Wed 2/25

12:59 am-12:54 pm

1 stop9h 55m

Buffalo

Mon 3/2

1:48 pm-9:41 pm

1 stop9h 53m

$148

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Wed 2/25

11:59 pm-11:34 am

1 stop9h 35m

Buffalo

Sat 2/28

12:00 pm-9:35 pm

1 stop11h 35m

$175

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Thu 2/19

11:59 pm-9:39 am

1 stop7h 40m

Buffalo

Mon 2/23

1:48 pm-9:41 pm

1 stop9h 53m

$184

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Thu 2/26

9:06 pm-12:44 pm

2 stops13h 38m

Buffalo

Mon 3/2

1:48 pm-11:56 am

1 stop24h 08m

$185

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Fri 2/27

11:49 am-11:05 am

1 stop21h 16m

Buffalo

Sun 3/1

2:19 pm-7:39 am

1 stop19h 20m

$188

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Thu 5/14

9:25 am-8:47 am

1 stop21h 22m

Buffalo

Mon 5/18

11:25 am-2:32 pm

1 stop29h 07m

$195

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Fri 2/27

11:49 am-11:05 am

1 stop21h 16m

Buffalo

Fri 3/6

1:03 pm-5:00 pm

1 stop29h 57m

$197

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Tue 2/24

12:14 pm-11:32 pm

1 stop9h 18m

Buffalo

Sat 2/28

12:00 pm-9:35 pm

1 stop11h 35m

$198

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Wed 2/25

12:59 am-12:54 pm

1 stop9h 55m

Buffalo

Sun 3/1

2:19 pm-10:10 pm

1 stop9h 51m

$199

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Sat 2/28

12:09 am-1:24 pm

1 stop11h 15m

Buffalo

Thu 3/5

1:39 pm-9:41 pm

1 stop10h 02m

$205

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 cheapest month to fly to Buffalo?

If you aren’t able to travel during the month of October, then book flights to Buffalo from Denver during September instead. Flights to Buffalo in September, while not as cheap as those in October, still average around $242.

What is the cheapest day to depart on your flight to Buffalo?

Our data shows that Friday is the least expensive day to fly to Buffalo. Tickets to fly out on this day can be as low as $234. Flights from Denver to Buffalo on a Saturday will generally be more expensive and average around $428. 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 morning is the cheapest time of day to fly from Denver to Buffalo when you can find flight prices for as low as $235. Flying to Buffalo in the morning is an ideal time because this is during off-peak travel hours. At noon is when there is more demand to fly to Buffalo, so prices are often more expensive at around $545 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 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 $331 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 $229 on momondo.

What cabin class options are available on Denver Intl to Buffalo flights?

There are 3 cabin classes available to choose from on Denver Intl 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 9% 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 January 2026, prices for Denver to Buffalo flights are approximately 27% cheaper when compared to flights at the same time last year.

When to book flights from Denver to Buffalo

Are you open to changing your travel dates? Check out the ideal times to fly from Denver to Buffalo according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

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

Best Price Found

$100

Fastest flight time

3h 15m

Direct flights

Every day

Airports in Buffalo

1 airport
The best one-way flight to Buffalo from Denver in the past 72 hours is $100. The best round-trip flight deal from Denver to Buffalo found on momondo in the last 72 hours is $199.
The fastest flight from Denver to Buffalo takes 3h 15m
Direct flights go from Denver to Buffalo every day.
There is 1 airport in Buffalo. From Denver there are direct flights to Buffalo (BUF).
Search flight deals

  • 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 3h 15m.

  • 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?

  • 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?

  • What is the most popular airline from Denver to Buffalo?

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
FrontierPriceFrom $97Free CancellationRating
5.7
3,056 reviews
Search Frontier flights
JetBluePriceFrom $129Free CancellationRating
7.2
2,891 reviews
Search JetBlue flights
United AirlinesPriceFrom $166Free CancellationRating
7.4
9,215 reviews
Search United Airlines flights
American AirlinesPriceFrom $182Free CancellationRating
7.2
11,206 reviews
Search American Airlines flights
DeltaPriceFrom $198Free CancellationRating
7.9
8,127 reviews
Search Delta flights
SouthwestPriceFrom $266Free CancellationRating
8.0
4,267 reviews
Search Southwest flights

Traveling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Batavia
Cheektowaga
Amherst
Tonawanda
Grand Island
Williamsville
Orchard Park
Lockport
West Seneca
Bowmansville
East Aurora
Eden
Angola

Why 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.

An easier way to manage your Buffalo trip

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