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Cheap flights from Denver to Buffalo from $76

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 5/6. 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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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
11:54 pm - 10:41 am
DEN
-
BUF
8h 47m
1 stop
Frontier Logo
2:49 pm - 10:24 pm
BUF
-
DEN
9h 35m
1 stop
$155Frontier
Wed, May 6 - Wed, May 13
Frontier Logo
11:54 pm - 10:41 am
DEN
-
BUF
8h 47m
1 stop
Frontier Logo
11:36 am - 10:24 pm
BUF
-
DEN
12h 48m
1 stop
$158Frontier
Wed, May 6 - Tue, May 12
Frontier Logo
11:54 pm - 10:41 am
DEN
-
BUF
8h 47m
1 stop
Frontier Logo
8:49 pm - 8:24 am
BUF
-
DEN
13h 35m
1 stop
$160Frontier
Wed, May 6 - Thu, May 7
Frontier Logo
11:59 pm - 11:37 am
DEN
-
BUF
9h 38m
1 stop
Frontier Logo
12:32 pm - 10:29 pm
BUF
-
DEN
11h 57m
1 stop
$161Frontier
Sat, May 2 - Mon, May 4
Frontier Logo
10:00 am - 10:41 am
DEN
-
BUF
22h 41m
2 stops
Frontier Logo
2:49 pm - 10:24 pm
BUF
-
DEN
9h 35m
1 stop
$171Frontier
Wed, May 6 - Wed, May 13
Frontier Logo
11:54 pm - 10:41 am
DEN
-
BUF
8h 47m
1 stop
Frontier Logo
7:52 pm - 11:58 pm
BUF
-
DEN
30h 06m
2 stops
$172Frontier
Mon, May 18 - Tue, May 26
Frontier Logo
11:59 pm - 12:13 pm
DEN
-
BUF
10h 14m
1 stop
Frontier Logo
2:49 pm - 10:24 pm
BUF
-
DEN
9h 35m
1 stop
$175Frontier
Fri, May 1 - Wed, May 13
Frontier Logo
5:23 pm - 11:33 am
DEN
-
BUF
40h 10m
2 stops
Frontier Logo
11:36 am - 10:24 pm
BUF
-
DEN
12h 48m
1 stop
$176Frontier
Thu, May 7 - Thu, May 14
Frontier Logo
11:59 pm - 11:09 am
DEN
-
BUF
9h 10m
1 stop
Frontier Logo
11:36 am - 10:24 pm
BUF
-
DEN
12h 48m
1 stop
$180Frontier
Sat, Apr 25 - Tue, May 12
Frontier Logo
3:45 pm - 3:13 pm
DEN
-
BUF
21h 28m
1 stop
Frontier Logo
11:44 am - 10:59 pm
BUF
-
DEN
13h 15m
1 stop
$183Frontier
Sat, Apr 25 - Sat, May 2

Frontier flights from Denver to Buffalo

Our best Frontier deals on Denver to Buffalo flight tickets
Frontier
May 6
DEN11:54 pmDenver Intl
8h 47m
1 stop
BUF10:41 amBuffalo
May 13
BUF2:49 pmBuffalo
9h 35m
1 stop
DEN10:24 pmDenver Intl
$155
Frontier
May 6
DEN11:54 pmDenver Intl
8h 47m
1 stop
BUF10:41 amBuffalo
May 12
BUF11:36 amBuffalo
12h 48m
1 stop
DEN10:24 pmDenver Intl
$158
Frontier
May 6
DEN11:54 pmDenver Intl
8h 47m
1 stop
BUF10:41 amBuffalo
May 7
BUF8:49 pmBuffalo
13h 35m
1 stop
DEN8:24 amDenver Intl
$160

United Airlines flights from Denver to Buffalo

Our best United Airlines deals on Denver to Buffalo flight tickets
United Airlines
Apr 23
DEN5:53 pmDenver Intl
3h 17m
BUF11:10 pmBuffalo
Apr 27
BUF6:02 pmBuffalo
8h 56m
1 stop
DEN12:58 amDenver Intl
$479
United Airlines
Apr 23
DEN5:53 pmDenver Intl
3h 17m
BUF11:10 pmBuffalo
Apr 27
BUF6:02 pmBuffalo
7h 57m
1 stop
DEN11:59 pmDenver Intl
$499

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 April 10, 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

Cheapest round-trip
Quickest round-trip

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Wed 5/6

11:54 pm-10:41 am

1 stop8h 47m

Buffalo

Wed 5/13

2:49 pm-10:24 pm

1 stop9h 35m

$155

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Wed 5/6

11:54 pm-10:41 am

1 stop8h 47m

Buffalo

Tue 5/12

11:36 am-10:24 pm

1 stop12h 48m

$158

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Wed 5/6

11:54 pm-10:41 am

1 stop8h 47m

Buffalo

Thu 5/7

8:49 pm-8:24 am

1 stop13h 35m

$160

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Sat 5/2

11:59 pm-11:37 am

1 stop9h 38m

Buffalo

Mon 5/4

12:32 pm-10:29 pm

1 stop11h 57m

$161

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Wed 5/6

10:00 am-10:41 am

2 stops22h 41m

Buffalo

Wed 5/13

2:49 pm-10:24 pm

1 stop9h 35m

$171

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Mon 5/18

11:54 pm-10:41 am

1 stop8h 47m

Buffalo

Tue 5/26

7:52 pm-11:58 pm

2 stops30h 06m

$172

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Fri 5/1

11:59 pm-12:13 pm

1 stop10h 14m

Buffalo

Wed 5/13

2:49 pm-10:24 pm

1 stop9h 35m

$175

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Thu 5/7

5:23 pm-11:33 am

2 stops40h 10m

Buffalo

Thu 5/14

11:36 am-10:24 pm

1 stop12h 48m

$176

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Sat 4/25

11:59 pm-11:09 am

1 stop9h 10m

Buffalo

Tue 5/12

11:36 am-10:24 pm

1 stop12h 48m

$180

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Sat 4/25

3:45 pm-3:13 pm

1 stop21h 28m

Buffalo

Sat 5/2

11:44 am-10:59 pm

1 stop13h 15m

$183

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 typical price of a round-trip flight between Denver and Buffalo?

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 $232. Flights from Denver to Buffalo on a Saturday will generally be more expensive and average around $450. 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 $233. 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 $538 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 $315 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 $178 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?

No. A direct flight is the cheapest option for a flight between Denver to Buffalo.

How have Denver to Buffalo flight prices changed over time?

As of April 2026, prices for Denver to Buffalo flights are approximately 31% more expensive 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

$164

Fastest flight time

3h 05m

Direct flights

Every day

Airports in Buffalo

1 airport
The best one-way flight to Buffalo from Denver in the past 72 hours is $164. The best round-trip flight deal from Denver to Buffalo found on momondo in the last 72 hours is $395.
The fastest flight from Denver to Buffalo takes 3h 05m
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

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 3h 05m.

  • 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
2,997 reviews
Search Frontier flights
JetBluePriceFrom $129Free CancellationRating
7.2
2,926 reviews
Search JetBlue flights
American AirlinesPriceFrom $182Free CancellationRating
7.1
11,562 reviews
Search American Airlines flights
United AirlinesPriceFrom $182Free CancellationRating
7.4
9,559 reviews
Search United Airlines flights
DeltaPriceFrom $187Free CancellationRating
7.9
8,394 reviews
Search Delta flights
SouthwestPriceFrom $276Free CancellationRating
8.0
4,337 reviews
Search Southwest flights

  • United Airlines Flights From Denver to Buffalo

    United Airlines is one of the most popular airlines flying from Denver to Buffalo, operating 6 flights/week on average for this route. A good United Airlines flight deal for Denver to Buffalo starts from $182 round-trip, up to an average price of $365. Our users have rated United Airlines at 7.4/10.

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
Orchard Park
Williamsville
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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