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Cheap flights from Denver to Buffalo from $63

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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Find the cheapest flights from Denver to Buffalo

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
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
$169Frontier
Wed, Feb 25 - Mon, Mar 2
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
$190Frontier
Wed, Feb 25 - Sun, Mar 1
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
$191Frontier
Wed, Feb 25 - Sat, Feb 28
Frontier Logo
3:41 pm - 10:49 am
DEN
-
BUF
17h 08m
1 stop
Frontier Logo
12:50 pm - 11:59 am
BUF
-
DEN
25h 09m
1 stop
$200Frontier
Fri, Mar 6 - Mon, Mar 9
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
$201Frontier
Wed, Feb 25 - Sat, Feb 28
Multiple Airlines Logo
11:59 pm - 9:52 am
DEN
-
BUF
7h 53m
1 stop
Multiple Airlines Logo
1:39 pm - 10:18 pm
BUF
-
DEN
10h 39m
1 stop
$210Multiple Airlines
Sat, Feb 28 - Wed, Mar 4
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
$211Frontier
Wed, Feb 25 - Mon, Mar 2
Frontier Logo
3:41 pm - 10:49 am
DEN
-
BUF
17h 08m
1 stop
Frontier Logo
9:25 pm - 11:59 am
BUF
-
DEN
16h 34m
2 stops
$214Frontier
Fri, Mar 6 - Mon, Mar 9
Multiple Airlines Logo
11:59 pm - 8:58 am
DEN
-
BUF
6h 59m
1 stop
Multiple Airlines Logo
1:08 pm - 11:03 pm
BUF
-
DEN
11h 55m
1 stop
$216Multiple Airlines
Thu, Apr 16 - Tue, Apr 21

Frontier flights from Denver to Buffalo

Our best Frontier deals on Denver to Buffalo flight tickets
Frontier
Feb 25
DEN12:59 amDenver Intl
9h 55m
1 stop
BUF12:54 pmBuffalo
Mar 2
BUF1:48 pmBuffalo
9h 53m
1 stop
DEN9:41 pmDenver Intl
$148
Frontier
Feb 25
DEN12:59 amDenver Intl
9h 55m
1 stop
BUF12:54 pmBuffalo
Mar 2
BUF1:48 pmBuffalo
9h 53m
1 stop
DEN9:41 pmDenver Intl
$169
Frontier
Feb 25
DEN12:59 amDenver Intl
9h 55m
1 stop
BUF12:54 pmBuffalo
Mar 1
BUF2:19 pmBuffalo
9h 51m
1 stop
DEN10:10 pmDenver Intl
$190

JetBlue flights from Denver to Buffalo

Our best JetBlue deals on Denver to Buffalo flight tickets
JetBlue
Mar 5
DEN11:59 pmDenver Intl
7h 41m
1 stop
BUF9:40 amBuffalo
Mar 10
BUF1:50 pmBuffalo
10h 28m
1 stop
DEN10:18 pmDenver Intl
$219
JetBlue
Mar 6
DEN11:59 pmDenver Intl
7h 36m
1 stop
BUF9:35 amBuffalo
Mar 9
BUF1:50 pmBuffalo
10h 28m
1 stop
DEN10:18 pmDenver Intl
$238
JetBlue
Mar 17
DEN11:59 pmDenver Intl
7h 05m
1 stop
BUF9:04 amBuffalo
Mar 20
BUF1:32 pmBuffalo
10h 41m
1 stop
DEN10:13 pmDenver Intl
$248

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 February 9, 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

12:59 am-12:54 pm

1 stop9h 55m

Buffalo

Mon 3/2

1:48 pm-9:41 pm

1 stop9h 53m

$169

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

$190

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

$191

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Fri 3/6

3:41 pm-10:49 am

1 stop17h 08m

Buffalo

Mon 3/9

12:50 pm-11:59 am

1 stop25h 09m

$200

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

$201

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Sat 2/28

11:59 pm-9:52 am

1 stop7h 53m

Buffalo

Wed 3/4

1:39 pm-10:18 pm

1 stop10h 39m

$210

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

$211

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Fri 3/6

3:41 pm-10:49 am

1 stop17h 08m

Buffalo

Mon 3/9

9:25 pm-11:59 am

2 stops16h 34m

$214

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Thu 4/16

11:59 pm-8:58 am

1 stop6h 59m

Buffalo

Tue 4/21

1:08 pm-11:03 pm

1 stop11h 55m

$216

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 $233. 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 $237. 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 $308 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 $247 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 1% 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 February 2026, prices for Denver to Buffalo flights are approximately 29% 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

$128

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 $128. The best round-trip flight deal from Denver to Buffalo found on momondo in the last 72 hours is $215.
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

  • 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
3,051 reviews
Search Frontier flights
JetBluePriceFrom $129Free CancellationRating
7.2
2,895 reviews
Search JetBlue flights
United AirlinesPriceFrom $166Free CancellationRating
7.4
9,259 reviews
Search United Airlines flights
American AirlinesPriceFrom $182Free CancellationRating
7.2
11,258 reviews
Search American Airlines flights
DeltaPriceFrom $198Free CancellationRating
7.9
8,174 reviews
Search Delta flights
SouthwestPriceFrom $266Free CancellationRating
8.0
4,282 reviews
Search Southwest flights

  • Southwest Flights From Denver to Buffalo

    Southwest is one of the most popular airlines flying from Denver to Buffalo, operating 2 flights/week on average for this route. A good Southwest flight deal for Denver to Buffalo starts from $266 round-trip, up to an average price of $438. 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
Grand Island
Tonawanda
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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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