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Cheap flights from Buffalo to Denver from C$ 88

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to Denver departing on 21/4. 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

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Cheap round-trip flights

Enter your travel dates to find the best prices.
JetBlue Logo
1:31 p.m. - 9:36 p.m.
BUF
-
DEN
10h 05m
1 stop
JetBlue Logo
10:34 p.m. - 10:00 a.m.
DEN
-
BUF
9h 26m
1 stop
C$ 361JetBlue
Wed, 27 May - Tue, 9 Jun
United Airlines Logo
8:30 a.m. - 10:13 a.m.
BUF
-
DEN
3h 43mdirect
United Airlines Logo
5:53 p.m. - 11:10 p.m.
DEN
-
BUF
3h 17mdirect
C$ 363United Airlines
Mon, 13 Apr - Mon, 20 Apr
United Airlines Logo
8:30 a.m. - 10:13 a.m.
BUF
-
DEN
3h 43mdirect
United Airlines Logo
5:53 p.m. - 11:10 p.m.
DEN
-
BUF
3h 17mdirect
C$ 365United Airlines
Sun, 12 Apr - Wed, 15 Apr
Delta Logo
7:31 p.m. - 10:58 p.m.
BUF
-
DEN
5h 27m
1 stop
Delta Logo
11:59 p.m. - 10:35 a.m.
DEN
-
BUF
8h 36m
1 stop
C$ 373Delta
Fri, 22 May - Mon, 8 Jun
Delta Logo
7:31 p.m. - 10:58 p.m.
BUF
-
DEN
5h 27m
1 stop
Delta Logo
12:59 a.m. - 11:15 a.m.
DEN
-
BUF
8h 16m
1 stop
C$ 376Delta
Wed, 27 May - Mon, 8 Jun
United Airlines Logo
8:30 a.m. - 10:13 a.m.
BUF
-
DEN
3h 43mdirect
United Airlines Logo
2:00 p.m. - 11:33 p.m.
DEN
-
BUF
7h 33m
1 stop
C$ 378United Airlines
Sun, 12 Apr - Wed, 15 Apr
Delta Logo
7:40 p.m. - 12:33 a.m.
BUF
-
DEN
6h 53m
1 stop
Delta Logo
11:59 p.m. - 10:35 a.m.
DEN
-
BUF
8h 36m
1 stop
C$ 382Delta
Thu, 4 Jun - Mon, 8 Jun
United Airlines Logo
7:45 p.m. - 12:44 a.m.
BUF
-
DEN
6h 59m
1 stop
United Airlines Logo
5:53 p.m. - 11:10 p.m.
DEN
-
BUF
3h 17mdirect
C$ 385United Airlines
Mon, 13 Apr - Mon, 20 Apr
JetBlue Logo
7:40 a.m. - 1:20 p.m.
BUF
-
DEN
7h 40m
1 stop
JetBlue Logo
11:59 p.m. - 8:58 a.m.
DEN
-
BUF
6h 59m
1 stop
C$ 386JetBlue
Thu, 4 Jun - Mon, 8 Jun
JetBlue Logo
7:40 a.m. - 1:20 p.m.
BUF
-
DEN
7h 40m
1 stop
JetBlue Logo
10:34 p.m. - 10:00 a.m.
DEN
-
BUF
9h 26m
1 stop
C$ 388JetBlue
Wed, 27 May - Tue, 2 Jun

JetBlue flights from Buffalo to Denver

Our best JetBlue deals on Buffalo to Denver flight tickets
JetBlue
27 May
BUF1:31 p.m.Buffalo
10h 05m
1 stop
DEN9:36 p.m.Denver Intl
9 Jun
DEN10:34 p.m.Denver Intl
9h 26m
1 stop
BUF10:00 a.m.Buffalo
C$ 361
JetBlue
4 Jun
BUF7:40 a.m.Buffalo
7h 40m
1 stop
DEN1:20 p.m.Denver Intl
8 Jun
DEN11:59 p.m.Denver Intl
6h 59m
1 stop
BUF8:58 a.m.Buffalo
C$ 386
JetBlue
27 May
BUF7:40 a.m.Buffalo
7h 40m
1 stop
DEN1:20 p.m.Denver Intl
2 Jun
DEN10:34 p.m.Denver Intl
9h 26m
1 stop
BUF10:00 a.m.Buffalo
C$ 388

United Airlines flights from Buffalo to Denver

Our best United Airlines deals on Buffalo to Denver flight tickets
United Airlines
13 Apr
BUF8:30 a.m.Buffalo
3h 43m
DEN10:13 a.m.Denver Intl
20 Apr
DEN5:53 p.m.Denver Intl
3h 17m
BUF11:10 p.m.Buffalo
C$ 363
United Airlines
12 Apr
BUF8:30 a.m.Buffalo
3h 43m
DEN10:13 a.m.Denver Intl
15 Apr
DEN5:53 p.m.Denver Intl
3h 17m
BUF11:10 p.m.Buffalo
C$ 365
United Airlines
12 Apr
BUF8:30 a.m.Buffalo
3h 43m
DEN10:13 a.m.Denver Intl
15 Apr
DEN2:00 p.m.Denver Intl
7h 33m
1 stop
BUF11:33 p.m.Buffalo
C$ 378

momondo Fare Finder

 
Customize your flight search to find flights from Buffalo to Denver 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 96,600 searches. Data last updated 8 March 2026.
Use the filters below to find and compare flights from Buffalo to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BuffaloDenver

BUF - DEN

BUFDEN

Buffalo

Wed 27/5

1:31 p.m.-9:36 p.m.

1 stop10h 05m

Denver Intl

Tue 9/6

10:34 p.m.-10:00 a.m.

1 stop9h 26m

C$ 361
Quickest round-trip

BuffaloDenver

BUF - DEN

BUFDEN

Buffalo

Mon 13/4

8:30 a.m.-10:13 a.m.

Nonstop3h 43m

Denver Intl

Mon 20/4

5:53 p.m.-11:10 p.m.

Nonstop3h 17m

C$ 363

BuffaloDenver

BUF - DEN

BUFDEN

Buffalo

Sun 12/4

8:30 a.m.-10:13 a.m.

Nonstop3h 43m

Denver Intl

Wed 15/4

5:53 p.m.-11:10 p.m.

Nonstop3h 17m

C$ 365

BuffaloDenver

BUF - DEN

BUFDEN

Buffalo

Fri 22/5

7:31 p.m.-10:58 p.m.

1 stop5h 27m

Denver Intl

Mon 8/6

11:59 p.m.-10:35 a.m.

1 stop8h 36m

C$ 373

BuffaloDenver

BUF - DEN

BUFDEN

Buffalo

Wed 27/5

7:31 p.m.-10:58 p.m.

1 stop5h 27m

Denver Intl

Mon 8/6

12:59 a.m.-11:15 a.m.

1 stop8h 16m

C$ 376

BuffaloDenver

BUF - DEN

BUFDEN

Buffalo

Sun 12/4

8:30 a.m.-10:13 a.m.

Nonstop3h 43m

Denver Intl

Wed 15/4

2:00 p.m.-11:33 p.m.

1 stop7h 33m

C$ 378

BuffaloDenver

BUF - DEN

BUFDEN

Buffalo

Thu 4/6

7:40 p.m.-12:33 a.m.

1 stop6h 53m

Denver Intl

Mon 8/6

11:59 p.m.-10:35 a.m.

1 stop8h 36m

C$ 382

BuffaloDenver

BUF - DEN

BUFDEN

Buffalo

Mon 13/4

7:45 p.m.-12:44 a.m.

1 stop6h 59m

Denver Intl

Mon 20/4

5:53 p.m.-11:10 p.m.

Nonstop3h 17m

C$ 385

BuffaloDenver

BUF - DEN

BUFDEN

Buffalo

Thu 4/6

7:40 a.m.-1:20 p.m.

1 stop7h 40m

Denver Intl

Mon 8/6

11:59 p.m.-8:58 a.m.

1 stop6h 59m

C$ 386

BuffaloDenver

BUF - DEN

BUFDEN

Buffalo

Wed 27/5

7:40 a.m.-1:20 p.m.

1 stop7h 40m

Denver Intl

Tue 2/6

10:34 p.m.-10:00 a.m.

1 stop9h 26m

C$ 388

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 Denver from

How to get the cheapest flight ticket from Buffalo to Denver

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 Denver?

In general, August is the cheapest month to fly from Buffalo to Denver. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 362. If you aren’t able to travel during the month of August, then book flights to Denver from Buffalo during October instead. Flights to Denver in October, while not as cheap as those in August, still average around C$ 363.

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

The cheapest day to depart from Buffalo to Denver is on a Friday. Travellers who choose to depart for Denver on a Friday will often find tickets for as low as C$ 334. On the other hand, Tuesday is the most expensive day to depart from Buffalo because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 796.

What is the cheapest time of day to depart on your flight to Denver?

Our most recent data shows that the best time of day to fly to Denver is in the afternoon. Flights from Buffalo to Denver during this time can be as low as C$ 324. Try not to purchase tickets in the morning because they tend to be around C$ 550. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Buffalo to Denver Intl flight route?

Fly from Buffalo to Denver Intl for the best Buffalo - Denver Intl flight prices

How far in advance should I book a flight to Denver?

You are more likely to see cheaper flights to Denver from Buffalo when booking weeks ahead of your departure date. In general, you can expect to find flights to Denver for around C$ 471 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denver from Buffalo for as low as C$ 355 on momondo.

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

There are 2 cabin classes available to choose from on Buffalo to Denver Intl 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 Buffalo to Denver flights?

You could potentially save up to 59% on your flight if you consider stops on a Buffalo to Denver flight.

How have Buffalo to Denver flight prices changed over time?

As of March 2026, prices for Buffalo to Denver flights are approximately 7% cheaper when compared to flights at the same time last year.

When to book flights from Buffalo to Denver

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

Cheap Buffalo to Denver (BUF to DEN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buffalo to Denver

Best price found

C$ 401

Fastest flight time

3h 35m

Direct flights

Every day

Airports in Denver

1 airport
The best one-way flight to Denver from Buffalo in the past 72 hours is C$ 401. The best round-trip flight deal from Buffalo to Denver found on momondo in the last 72 hours is C$ 588.
The fastest flight from Buffalo to Denver takes 3h 35m
Direct flights go from Buffalo to Denver every day.
There is 1 airport in Denver. From Buffalo there are direct flights to Denver Intl (DEN).
Search flight deals

  • How far is Buffalo to Denver Intl by plane?

    A flight from Buffalo to Denver Intl will travel around 2197.7 km. Flights usually cover this in 3h 35m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Buffalo Airport to Denver Intl Airport?

    Prices for flights from Buffalo Airport to Denver Intl Airport are updated daily.

  • How many operators does momondo search for flights from Buffalo Airport to Denver Intl Airport?

  • How old do you have to be to fly from Buffalo Airport to Denver Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Buffalo Airport to Denver Intl Airport.

  • What documentation or ID do you need to fly to Denver Intl Airport?

    The travel and health documents required for your trip to Denver Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Denver Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Buffalo to Denver?

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

Best airlines flying from Buffalo to Denver

Compare and see reviews for airlines that fly from Buffalo to Denver with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom C$ 202Free CancellationRating
5.7
3,034 reviews
Search Frontier flights
United AirlinesPriceFrom C$ 241Free CancellationRating
7.4
9,405 reviews
Search United Airlines flights
SouthwestPriceFrom C$ 376Free CancellationRating
8.0
4,314 reviews
Search Southwest flights

  • United Airlines Flights From Buffalo to Denver

    United Airlines flight deals from Buffalo to Denver start from C$ 241 round-trip. Over the 7 United Airlines flights for this route in a normal week, average airfare is usually C$ 378 round-trip - but some users have found much cheaper deals with momondo.

Travelling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Silverthorne
Keystone
Wheat Ridge
Winter Park
Lakewood
Longmont
Boulder
Englewood

Why use momondo?

Why should I use momondo to find a flight deal from Buffalo to Denver?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Denver from Buffalo.

Can I find flights from Buffalo to Denver with flexible booking policies on momondo?

Flights from Buffalo to Denver with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Buffalo to Denver?

momondo provides multiple filters to help you find the best flight to Denver from Buffalo. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Buffalo to Denver right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Denver from Buffalo. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Denver trip

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