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Cheap flights from Denver to Buffalo from C$ 180

DEN — BUF
29 Oct — 5 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Denver to Buffalo

Enter your travel dates to find the best prices.

Cheapest flights from Denver to Buffalo

Fri 20/1111:59 p.m. -
1 stop10h 09m
Tue 24/119:20 p.m. -
1 stop14h 53m
Deal found 26/9C$ 525
Sat 24/105:31 p.m. -
Nonstop3h 12m
Wed 28/108:50 a.m. -
Nonstop3h 45m
Deal found 28/9C$ 554
Wed 21/105:40 a.m. -
1 stop7h 40m
Wed 21/105:10 p.m. -
1 stop7h 35m
Deal found 24/9C$ 561
Sat 24/105:31 p.m. -
Nonstop3h 12m
Sun 25/108:50 a.m. -
Nonstop3h 45m
Deal found 24/9C$ 562
Fri 23/1011:55 p.m. -
1 stop7h 45m
Sat 24/1012:30 p.m. -
2 stops8h 15m
Deal found 24/9C$ 564
Sat 24/105:31 p.m. -
Nonstop3h 12m
Tue 27/106:30 a.m. -
1 stop8h 15m
Deal found 29/9C$ 568
Wed 21/106:00 a.m. -
1 stop7h 10m
Wed 21/107:59 p.m. -
1 stop6h 31m
Deal found 28/9C$ 575
Fri 6/1111:50 a.m. -
Nonstop3h 00m
Mon 9/114:55 p.m. -
Nonstop3h 40m
Deal found 27/9C$ 579
Thu 12/116:10 a.m. -
1 stop7h 05m
Tue 17/119:00 a.m. -
1 stop8h 14m
Deal found 28/9C$ 582
Tue 20/105:31 p.m. -
Nonstop3h 12m
Sat 24/108:45 a.m. -
Nonstop3h 37m
Deal found 24/9C$ 586

Find flight deals from Denver to Buffalo

Round-trip from

C$ 525

One-way from

C$ 180

Popular in

July

Cheapest in

January

Average price

C$ 595

Good round-trip deal

C$ 716 or less
Frontier
  • Frontier
  • 20/11-24/11
  • 2 total stops
  • 25h 02m total
  • Denver to Buffalo
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Frontier
  • Frontier
  • 9/11-31/12
  • 2 total stops
  • 37h 56m total
  • Denver to Buffalo
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (C$ 177 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2026
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Price to beat on a round-trip flight from Denver Intl to Buffalo.
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Cheapflights Fare Finder

 
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

DenverBuffalo

DEN Denver Intl - BUF Buffalo

DENBUF

Denver Intl

Sun 25/10

12:30 a.m.-7:50 a.m.

1 stop5h 20m

Buffalo

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 246

DenverBuffalo

DEN Denver Intl - BUF Buffalo

DENBUF

Denver Intl

Thu 26/11

10:45 a.m.-9:04 p.m.

1 stop8h 19m

Buffalo

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 246

DenverBuffalo

DEN Denver Intl - BUF Buffalo

DENBUF

Denver Intl

Sat 10/10

5:31 p.m.-10:43 p.m.

Nonstop3h 12m

Buffalo

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 278
Quickest round-trip

DenverBuffalo

DEN Denver Intl - BUF Buffalo

DENBUF

Denver Intl

Thu 24/12

3:45 p.m.-8:45 p.m.

Nonstop3h 00m

Buffalo

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 278

DenverBuffalo

DEN Denver Intl - BUF Buffalo

DENBUF

Denver Intl

Tue 27/10

12:30 p.m.-5:40 p.m.

Nonstop3h 10m

Buffalo

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 278

DenverBuffalo

DEN Denver Intl - BUF Buffalo

DENBUF

Denver Intl

Fri 25/12

3:45 p.m.-8:45 p.m.

Nonstop3h 00m

Buffalo

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 303

DenverBuffalo

DEN Denver Intl - BUF Buffalo

DENBUF

Denver Intl

Mon 9/11

11:50 a.m.-4:50 p.m.

Nonstop3h 00m

Buffalo

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 303

DenverBuffalo

DEN Denver Intl - BUF Buffalo

DENBUF

Denver Intl

Sat 24/10

5:31 p.m.-10:43 p.m.

Nonstop3h 12m

Buffalo

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 355

DenverBuffalo

DEN Denver Intl - BUF Buffalo

DENBUF

Denver Intl

Thu 25/3

12:55 a.m.-8:29 a.m.

1 stop5h 34m

Buffalo

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 360

DenverBuffalo

DEN Denver Intl - BUF Buffalo

DENBUF

Denver Intl

Mon 28/12

7:15 a.m.-5:19 p.m.

1 stop8h 04m

Buffalo

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 360

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/9

Showing 1-10 of 20 resultsSorted by cheapest first
1
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Best time to book a flight from Denver to Buffalo

Have a flexible travel schedule? Discover the best time to fly to Buffalo from Denver with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Denver to Buffalo

How far ahead should I book a flight from Denver to Buffalo?

The best time to book flights from Denver to Buffalo is 21 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Denver to Buffalo?

Currently, January is the cheapest month in which you can book a flight from Denver to Buffalo (average of C$ 363). Flying from Denver to Buffalo in July is currently the most expensive (average of C$ 729). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DEN to BUF?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Denver to Buffalo as you normally would.

How much does it cost to fly round-trip from Denver to Buffalo?

Airfare is typical for this route at the moment.

Denver to Buffalo flights typically cost between C$ 422 and C$ 717 in November.
The cheapest round-trip price found within the last 5 days was C$ 525 on Frontier (20 Nov-24 Nov).

Related info for your journey

  • How popular is this Denver to Buffalo flight route?

    This flight path from Denver Intl to Buffalo was viewed by 5 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Denver to Buffalo?

    Departing from Denver to Buffalo will take you 3h 10m. Denver and Buffalo are separated by a distance of 2181 km. Generally, flights for this route are direct.

  • Can I find deals for flights from Denver to Buffalo that include hotel bookings?

    Yes. In addition to deals on Denver to Buffalo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Denver to Buffalo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Denver to Buffalo.

  • Can I find deals for business class flights from Denver to Buffalo?

    Yes. Cheapflights offers flight deals from Denver to Buffalo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Denver to Buffalo?

    Currently, January is the cheapest month in which you can book a flight from Denver to Buffalo (average of C$ 363). Flying from Denver to Buffalo in July is currently the most expensive (average of C$ 729). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Cheektowaga
Amherst
Williamsville

Browse thousands of different options on Cheapflights for your next trip

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Why should you use Cheapflights to find cheap flight tickets from Denver to Buffalo?

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Yes! Cheapflights helps users easily find flights from Denver to Buffalo with no change fees.

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