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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 2/28. 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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Find the cheapest flights from Denver to Buffalo

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
7:00 am - 5:45 pm
DEN
-
BUF
8h 45m
1 stop
Frontier Logo
9:25 pm - 7:20 am
BUF
-
DEN
11h 55m
1 stop
$153Frontier
Sat, Feb 28 - Sat, Mar 7
Frontier Logo
6:32 pm - 10:07 am
DEN
-
BUF
13h 35m
1 stop
Frontier Logo
1:39 pm - 9:45 pm
BUF
-
DEN
10h 06m
1 stop
$154Frontier
Sat, Feb 7 - Mon, Feb 9
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
$170Frontier
Wed, Feb 25 - Mon, Mar 2
Frontier Logo
6:20 pm - 11:34 am
DEN
-
BUF
15h 14m
1 stop
Frontier Logo
1:48 pm - 9:41 pm
BUF
-
DEN
9h 53m
1 stop
$177Frontier
Wed, Feb 25 - Mon, Mar 2
Frontier Logo
11:59 pm - 9:57 am
DEN
-
BUF
7h 58m
1 stop
Frontier Logo
1:48 pm - 9:41 pm
BUF
-
DEN
9h 53m
1 stop
$180Frontier
Thu, Feb 26 - Mon, Mar 2
Frontier Logo
12:05 pm - 10:12 am
DEN
-
BUF
20h 07m
1 stop
Frontier Logo
12:00 pm - 9:35 pm
BUF
-
DEN
11h 35m
1 stop
$181Frontier
Wed, Feb 25 - Sat, Feb 28
Frontier Logo
12:01 am - 1:06 pm
DEN
-
BUF
11h 05m
1 stop
Frontier Logo
1:29 pm - 12:38 pm
BUF
-
DEN
25h 09m
1 stop
$191Frontier
Sun, Feb 15 - Fri, Feb 20
Multiple Airlines Logo
11:59 pm - 9:39 am
DEN
-
BUF
7h 40m
1 stop
Multiple Airlines Logo
1:39 pm - 9:41 pm
BUF
-
DEN
10h 02m
1 stop
$200Multiple Airlines
Tue, Feb 17 - Thu, Feb 19
Frontier Logo
2:19 pm - 10:12 am
DEN
-
BUF
17h 53m
2 stops
Frontier Logo
1:48 pm - 11:56 am
BUF
-
DEN
24h 08m
1 stop
$201Frontier
Wed, Feb 25 - Mon, Mar 2
Multiple Airlines Logo
11:35 am - 11:47 pm
DEN
-
BUF
10h 12m
1 stop
Multiple Airlines Logo
1:39 pm - 9:45 pm
BUF
-
DEN
10h 06m
1 stop
$205Multiple Airlines
Thu, Feb 5 - Mon, Feb 9

American Airlines flights from Denver to Buffalo

Our best American Airlines deals on Denver to Buffalo flight tickets
American Airlines
Feb 5
DEN7:55 amDenver Intl
8h 18m
1 stop
BUF6:13 pmBuffalo
Feb 10
BUF12:58 pmBuffalo
6h 44m
1 stop
DEN5:42 pmDenver Intl
$237
American Airlines
Feb 25
DEN7:05 amDenver Intl
6h 49m
1 stop
BUF3:54 pmBuffalo
Feb 28
BUF5:29 amBuffalo
10h 09m
2 stops
DEN1:38 pmDenver Intl
$238
American Airlines
Feb 5
DEN4:30 pmDenver Intl
5h 18m
1 stop
BUF11:48 pmBuffalo
Feb 10
BUF7:00 amBuffalo
9h 29m
2 stops
DEN2:29 pmDenver Intl
$242

JetBlue flights from Denver to Buffalo

Our best JetBlue deals on Denver to Buffalo flight tickets
JetBlue
Feb 13
DEN11:59 pmDenver Intl
7h 40m
1 stop
BUF9:39 amBuffalo
Feb 17
BUF3:00 pmBuffalo
9h 59m
1 stop
DEN10:59 pmDenver Intl
$219
JetBlue
Feb 10
DEN1:40 pmDenver Intl
22h 50m
1 stop
BUF2:30 pmBuffalo
Feb 17
BUF3:00 pmBuffalo
9h 59m
1 stop
DEN10:59 pmDenver Intl
$235
JetBlue
Feb 13
DEN11:59 pmDenver Intl
7h 40m
1 stop
BUF9:39 amBuffalo
Feb 16
BUF8:45 pmBuffalo
28h 14m
1 stop
DEN10:59 pmDenver Intl
$281

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 15, 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

Sat 2/28

7:00 am-5:45 pm

1 stop8h 45m

Buffalo

Sat 3/7

9:25 pm-7:20 am

1 stop11h 55m

$153

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Sat 2/7

6:32 pm-10:07 am

1 stop13h 35m

Buffalo

Mon 2/9

1:39 pm-9:45 pm

1 stop10h 06m

$154

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

$170

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Wed 2/25

6:20 pm-11:34 am

1 stop15h 14m

Buffalo

Mon 3/2

1:48 pm-9:41 pm

1 stop9h 53m

$177

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Thu 2/26

11:59 pm-9:57 am

1 stop7h 58m

Buffalo

Mon 3/2

1:48 pm-9:41 pm

1 stop9h 53m

$180

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Wed 2/25

12:05 pm-10:12 am

1 stop20h 07m

Buffalo

Sat 2/28

12:00 pm-9:35 pm

1 stop11h 35m

$181

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Sun 2/15

12:01 am-1:06 pm

1 stop11h 05m

Buffalo

Fri 2/20

1:29 pm-12:38 pm

1 stop25h 09m

$191

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Tue 2/17

11:59 pm-9:39 am

1 stop7h 40m

Buffalo

Thu 2/19

1:39 pm-9:41 pm

1 stop10h 02m

$200

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Wed 2/25

2:19 pm-10:12 am

2 stops17h 53m

Buffalo

Mon 3/2

1:48 pm-11:56 am

1 stop24h 08m

$201

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Thu 2/5

11:35 am-11:47 pm

1 stop10h 12m

Buffalo

Mon 2/9

1:39 pm-9:45 pm

1 stop10h 06m

$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 $235. 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 $236. 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 $332 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

$139

Fastest flight time

3h 00m

Direct flights

Every day

Airports in Buffalo

1 airport
The best one-way flight to Buffalo from Denver in the past 72 hours is $139. 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 00m
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 00m.

  • 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 $100Free CancellationRating
5.7
3,057 reviews
Search Frontier flights
JetBluePriceFrom $129Free CancellationRating
7.2
2,887 reviews
Search JetBlue flights
United AirlinesPriceFrom $166Free CancellationRating
7.4
9,164 reviews
Search United Airlines flights
American AirlinesPriceFrom $182Free CancellationRating
7.2
11,136 reviews
Search American Airlines flights
DeltaPriceFrom $198Free CancellationRating
7.9
8,051 reviews
Search Delta flights
SouthwestPriceFrom $276Free CancellationRating
8.0
4,258 reviews
Search Southwest flights

  • Southwest Flights From Denver to Buffalo

    Southwest is one of the most popular airlines flying from Denver to Buffalo, operating 3 flights/week on average for this route. A good Southwest flight deal for Denver to Buffalo starts from $276 round-trip, up to an average price of $453. Our users have rated Southwest at 8.0/10.

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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