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Denver International Airport to Buffalo Niagara International Airport flight

Explore the cheapest one-way and round-trip flights from Denver International Airport to Buffalo Niagara International Airport over the next 90 days, with one-way fares from €116 and round-trip from €261. Based on Trip.com's latest 7-day flight data.

    • Cheapest nonstop
      DEN 5:30 PM
      3h 8m
      Nonstop
      BUF 10:38 PM
      Denver - Buffalo | Tue, Nov 24 | United Airlines
      BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Tue, Dec 1 | United Airlines
      €366 €549
      33% off
      33% off
      €549 €366
    • DEN 5:25 PM
      3h 8m
      Nonstop
      BUF 10:33 PM
      Denver - Buffalo | Thu, Nov 19 | United Airlines
      BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Wed, Nov 25 | United Airlines
      €439 €549
      20% off
      20% off
      €549 €439
    • DEN 6:40 AM
      8h 7m
      1 stop
      BUF 4:47 PM
      Denver - Buffalo | Thu, Nov 26 | Frontier Airlines
      BUF 3:20 PM
      7h 5m
      1 stop
      DEN 8:25 PM
      Buffalo - Denver | Mon, Nov 30 | Delta Air Lines
      €261 €549
      52% off
      52% off
      €549 €261
    • DEN 12:18 PM
      21h 40m
      1 stop
      BUF 11:58 AM
      Denver - Buffalo | Wed, Oct 28 | Frontier Airlines
      BUF 1:44 PM
      9h 47m
      1 stop
      DEN 9:31 PM
      Buffalo - Denver | Mon, Nov 2 | Frontier Airlines
      €278
      49% off
      €549 €278
    • DEN 6:59 PM
      10h 8m
      1 stop
      BUF 7:07 AM
      Denver - Buffalo | Thu, Nov 19 | Frontier Airlines
      BUF 2:00 PM
      9h 33m
      1 stop
      DEN 9:33 PM
      Buffalo - Denver | Wed, Nov 25 | Frontier Airlines
      €279
      49% off
      €549 €279
    • DEN 12:59 AM
      5h 27m
      1 stop
      BUF 8:26 AM
      Denver - Buffalo | Thu, Nov 5 | Delta Air Lines
      BUF 1:44 PM
      9h 47m
      1 stop
      DEN 9:31 PM
      Buffalo - Denver | Sat, Nov 7 | Frontier Airlines
      €281
      49% off
      €549 €281
    • DEN 6:40 AM
      9h 12m
      1 stop
      BUF 5:52 PM
      Denver - Buffalo | Thu, Nov 5 | Frontier Airlines
      BUF 1:44 PM
      9h 47m
      1 stop
      DEN 9:31 PM
      Buffalo - Denver | Sat, Nov 7 | Frontier Airlines
      €283
      48% off
      €549 €283
    • DEN 10:36 AM
      6h 37m
      1 stop
      BUF 7:13 PM
      Denver - Buffalo | Thu, Nov 26 | Delta Air Lines
      BUF 6:36 PM
      6h 39m
      1 stop
      DEN 11:15 PM
      Buffalo - Denver | Mon, Nov 30 | Delta Air Lines
      €285
      48% off
      €549 €285
    • DEN 9:09 AM
      6h 57m
      1 stop
      BUF 6:06 PM
      Denver - Buffalo | Tue, Nov 24 | American Airlines
      BUF 1:13 PM
      11h 20m
      1 stop
      DEN 10:33 PM
      Buffalo - Denver | Tue, Dec 1 | Frontier Airlines
      €285
      48% off
      €549 €285
    • DEN 1:00 PM
      17h 25m
      1 stop
      BUF 2:00 PM
      Denver - Buffalo | Thu, Oct 29 | Normal Airline
      BUF 3:00 PM
      6h
      Nonstop
      DEN 4:00 PM
      Buffalo - Denver | Sat, Oct 31 | Normal Airline
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    • Cheapest
      DEN 11:06 AM
      19h 46m
      1 stop
      BUF 8:52 AM
      Denver - Buffalo | Thu, Dec 17 | Frontier Airlines
      €116 €219
      47% off
      47% off
      €219 €116
    • DEN 6:40 AM
      9h 12m
      1 stop
      BUF 5:52 PM
      Denver - Buffalo | Thu, Oct 29 | Frontier Airlines
      €130 €219
      41% off
      41% off
      €219 €130
    • DEN 6:40 AM
      8h 7m
      1 stop
      BUF 4:47 PM
      Denver - Buffalo | Thu, Nov 12 | Frontier Airlines
      €130 €219
      41% off
      41% off
      €219 €130
    • DEN 4:06 PM
      4h 32m
      1 stop
      BUF 10:38 PM
      Denver - Buffalo | Sat, Nov 7 | Delta Air Lines
      €133
      39% off
      €219 €133
    • DEN 4:10 PM
      5h 51m
      1 stop
      BUF 12:01 AM
      Denver - Buffalo | Wed, Dec 2 | Delta Air Lines
      €133
      39% off
      €219 €133
    • DEN 10:58 AM
      23h 1m
      1 stop
      BUF 11:59 AM
      Denver - Buffalo | Sat, Nov 14 | Frontier Airlines
      €135
      38% off
      €219 €135
    • DEN 10:58 AM
      23h 1m
      1 stop
      BUF 11:59 AM
      Denver - Buffalo | Sat, Nov 7 | Frontier Airlines
      €135
      38% off
      €219 €135
    • DEN 12:18 PM
      21h 41m
      1 stop
      BUF 11:59 AM
      Denver - Buffalo | Wed, Nov 11 | Frontier Airlines
      €135
      38% off
      €219 €135
    • DEN 7:02 PM
      21h 50m
      1 stop
      BUF 5:52 PM
      Denver - Buffalo | Sat, Oct 31 | Frontier Airlines
      €135
      38% off
      €219 €135
    • DEN 1:00 PM
      17h 25m
      1 stop
      BUF 2:00 PM
      Denver - Buffalo | Thu, Oct 29 | Normal Airline
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    • Cheapest nonstop
      DEN 5:25 PM
      3h 8m
      Nonstop
      BUF 10:33 PM
      Denver - Buffalo | Sat, Nov 14 | United Airlines
      €175 €219
      20% off
      20% off
      €219 €175
    • DEN 5:25 PM
      3h 8m
      Nonstop
      BUF 10:33 PM
      Denver - Buffalo | Wed, Nov 18 | United Airlines
      €175 €564
      69% off
      69% off
      €564 €175
    • DEN 5:25 PM
      3h 8m
      Nonstop
      BUF 10:33 PM
      Denver - Buffalo | Sat, Oct 31 | United Airlines
      €175 €564
      69% off
      69% off
      €564 €175
    • DEN 2:00 PM
      3h 8m
      Nonstop
      BUF 7:08 PM
      Denver - Buffalo | Thu, Nov 26 | United Airlines
      €195
      65% off
      €564 €195
    • DEN 5:25 PM
      3h 8m
      Nonstop
      BUF 10:33 PM
      Denver - Buffalo | Thu, Nov 5 | United Airlines
      €209
      63% off
      €564 €209
    • DEN 5:25 PM
      3h 8m
      Nonstop
      BUF 10:33 PM
      Denver - Buffalo | Tue, Nov 3 | United Airlines
      €210
      63% off
      €564 €210
    • DEN 5:25 PM
      3h 20m
      Nonstop
      BUF 10:45 PM
      Denver - Buffalo | Thu, Dec 31 | United Airlines
      €220
      61% off
      €564 €220
    • DEN 5:33 PM
      3h 20m
      Nonstop
      BUF 10:53 PM
      Denver - Buffalo | Tue, Jan 5 | United Airlines
      €220
      61% off
      €564 €220
    • DEN 5:25 PM
      3h 20m
      Nonstop
      BUF 10:45 PM
      Denver - Buffalo | Tue, Dec 29 | United Airlines
      €220
      61% off
      €564 €220
    • DEN 1:00 PM
      17h 25m
      1 stop
      BUF 2:00 PM
      Denver - Buffalo | Thu, Oct 29 | Normal Airline
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    • Cheapest nonstop
      DEN 5:25 PM
      3h 8m
      Nonstop
      BUF 10:33 PM
      Denver - Buffalo | Wed, Nov 18 | United Airlines
      €175 €574
      70% off
      70% off
      €574 €175
    • DEN 5:25 PM
      3h 8m
      Nonstop
      BUF 10:33 PM
      Denver - Buffalo | Sat, Oct 31 | United Airlines
      €175 €574
      70% off
      70% off
      €574 €175
    • DEN 2:00 PM
      3h 8m
      Nonstop
      BUF 7:08 PM
      Denver - Buffalo | Thu, Nov 26 | United Airlines
      €195 €574
      66% off
      66% off
      €574 €195
    • DEN 5:25 PM
      3h 8m
      Nonstop
      BUF 10:33 PM
      Denver - Buffalo | Thu, Nov 5 | United Airlines
      €209
      64% off
      €574 €209
    • DEN 5:25 PM
      3h 8m
      Nonstop
      BUF 10:33 PM
      Denver - Buffalo | Tue, Nov 3 | United Airlines
      €210
      63% off
      €574 €210
    • DEN 5:33 PM
      3h 20m
      Nonstop
      BUF 10:53 PM
      Denver - Buffalo | Tue, Jan 5 | United Airlines
      €220
      62% off
      €574 €220
    • DEN 5:25 PM
      3h 20m
      Nonstop
      BUF 10:45 PM
      Denver - Buffalo | Tue, Dec 29 | United Airlines
      €220
      62% off
      €574 €220
    • DEN 5:25 PM
      3h 20m
      Nonstop
      BUF 10:45 PM
      Denver - Buffalo | Thu, Dec 31 | United Airlines
      €220
      62% off
      €574 €220
    • DEN 5:25 PM
      3h 20m
      Nonstop
      BUF 10:45 PM
      Denver - Buffalo | Fri, Jan 1 | United Airlines
      €220
      62% off
      €574 €220
    • DEN 1:00 PM
      17h 25m
      1 stop
      BUF 2:00 PM
      Denver - Buffalo | Thu, Oct 29 | Normal Airline
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    • Cheapest nonstop
      DEN 5:25 PM
      3h 8m
      Nonstop
      BUF 10:33 PM
      Denver - Buffalo | Sat, Oct 31 | United Airlines
      €175 €574
      70% off
      70% off
      €574 €175
    • DEN 5:25 PM
      3h 8m
      Nonstop
      BUF 10:33 PM
      Denver - Buffalo | Tue, Nov 3 | United Airlines
      €210 €574
      63% off
      63% off
      €574 €210
    • DEN 5:25 PM
      3h 8m
      Nonstop
      BUF 10:33 PM
      Denver - Buffalo | Fri, Oct 30 | United Airlines
      €242 €574
      57% off
      57% off
      €574 €242
    • DEN 5:25 PM
      3h 8m
      Nonstop
      BUF 10:33 PM
      Denver - Buffalo | Sun, Nov 1 | United Airlines
      €281
      51% off
      €574 €281
    • DEN 5:25 PM
      3h 8m
      Nonstop
      BUF 10:33 PM
      Denver - Buffalo | Mon, Nov 2 | United Airlines
      €451
      21% off
      €574 €451
    • DEN 2:27 PM
      5h 10m
      1 stop
      BUF 9:37 PM
      Denver - Buffalo | Mon, Nov 2 | American Airlines
      €459
      20% off
      €574 €459
    • DEN 1:00 PM
      17h 25m
      1 stop
      BUF 2:00 PM
      Denver - Buffalo | Thu, Oct 29 | Normal Airline
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    • DEN 5:25 PM
      3h 8m
      Nonstop
      BUF 10:33 PM
      Denver - Buffalo | Sat, Nov 14 | United Airlines
      €175 €219
      20% off
      20% off
      €219 €175
    • DEN 5:25 PM
      3h 8m
      Nonstop
      BUF 10:33 PM
      Denver - Buffalo | Wed, Nov 18 | United Airlines
      €175 €564
      69% off
      69% off
      €564 €175
    • DEN 5:25 PM
      3h 8m
      Nonstop
      BUF 10:33 PM
      Denver - Buffalo | Sat, Oct 31 | United Airlines
      €175 €564
      69% off
      69% off
      €564 €175
    • DEN 2:00 PM
      3h 8m
      Nonstop
      BUF 7:08 PM
      Denver - Buffalo | Thu, Nov 26 | United Airlines
      €195
      65% off
      €564 €195
    • DEN 5:25 PM
      3h 8m
      Nonstop
      BUF 10:33 PM
      Denver - Buffalo | Thu, Nov 5 | United Airlines
      €209
      63% off
      €564 €209
    • DEN 5:25 PM
      3h 8m
      Nonstop
      BUF 10:33 PM
      Denver - Buffalo | Tue, Nov 3 | United Airlines
      €210
      63% off
      €564 €210
    • DEN 5:25 PM
      3h 8m
      Nonstop
      BUF 10:33 PM
      Denver - Buffalo | Fri, Nov 6 | United Airlines
      €223
      60% off
      €564 €223
    • DEN 5:25 PM
      3h 8m
      Nonstop
      BUF 10:33 PM
      Denver - Buffalo | Sat, Nov 7 | United Airlines
      €226
      60% off
      €564 €226
    • DEN 5:25 PM
      3h 8m
      Nonstop
      BUF 10:33 PM
      Denver - Buffalo | Fri, Oct 30 | United Airlines
      €242
      56% off
      €564 €242
    • DEN 1:00 PM
      17h 25m
      1 stop
      BUF 2:00 PM
      Denver - Buffalo | Thu, Oct 29 | Normal Airline
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Displayed flight fares from Denver to Buffalo are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Which airline offers the cheapest flights from Denver International Airport to Buffalo Niagara International Airport?

The cheapest airline flying from Denver International Airport to Buffalo Niagara International Airport is Frontier Airlines (from €116) among 5 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From €116
Delta Air Lines
From €133
United Airlines
From €175
American Airlines
From €178
Hahn Air
From €412

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What is the flight schedule from Denver International Airport to Buffalo Niagara International Airport?

Check the schedule for flights from Denver to Buffalo and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. DL1648

    Denver International Airport

    4:15 PM

    DEN

    2h 45m

    Nonstop

    9:00 PM

    DTW

    S M T W T F S
    Search

  2. DL978

    Detroit Metropolitan Wayne County Airport

    10:50 PM

    DTW

    1h 11m

    Nonstop

    12:01 AM

    BUF

    S M T W T F S

  3. F93312

    Denver International Airport

    10:40 AM

    DEN

    3h 38m

    Nonstop

    4:18 PM

    MCO

    S M T W T F -
    Search

  4. F91692

    Orlando Intl. Airport

    3:08 PM

    MCO

    2h 44m

    Nonstop

    5:52 PM

    BUF

    - - - W - - S

  5. F94646

    Denver International Airport

    6:40 AM

    DEN

    3h 39m

    Nonstop

    12:19 PM

    MCO

    S - - W T - S
    Search

  6. F91692

    Orlando Intl. Airport

    3:08 PM

    MCO

    2h 44m

    Nonstop

    5:52 PM

    BUF

    - - - W - - S

  7. DL532

    Denver International Airport

    12:15 PM

    DEN

    4h 3m

    Nonstop

    6:18 PM

    JFK

    S M T W T F S
    Search

  8. DL5264

    John F Kennedy Intl. Airport

    10:10 PM

    JFK

    1h 40m

    Nonstop

    11:50 PM

    BUF

    S M T W T F S

  9. F93294

    Denver International Airport

    6:57 PM

    DEN

    3h 2m

    Nonstop

    11:59 PM

    ATL

    S M T W T F S
    Search

  10. F91408

    Hartsfield–Jackson Atlanta International Airport

    10:49 AM

    ATL

    2h 10m

    Nonstop

    12:59 PM

    BUF

    S - T - T - -

  11. F92520

    Denver International Airport

    7:02 PM

    DEN

    3h 35m

    Nonstop

    12:37 AM

    MCO

    S M T W T F S
    Search

  12. F91692

    Orlando Intl. Airport

    3:08 PM

    MCO

    2h 44m

    Nonstop

    5:52 PM

    BUF

    - - - W - - S

  13. F92440

    Denver International Airport

    1:18 PM

    DEN

    3h 21m

    Nonstop

    6:39 PM

    RDU

    S - T - T F -
    Search

  14. F92980

    Raleigh-Durham International Airport

    10:00 AM

    RDU

    1h 44m

    Nonstop

    11:44 AM

    BUF

    - - - W - - S
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About Denver International Airport and Buffalo Niagara International Airport

Learn about Denver International Airport (DEN) and Buffalo Niagara International Airport (BUF) — including location, terminals, transportation, and travel tips.

Flight distance 2,184.47 km
Cheapest one-way ticket price €116
Cheapest return ticket price €261

FAQs for Denver International Airport to Buffalo Niagara International Airport Flights

  • How long is the flight from Denver International Airport to Buffalo Niagara International Airport?

    Denver International Airport to Buffalo Niagara International Airport takes about 2 hours 43 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 1 daily flights from Denver International Airport (DEN) to Buffalo Niagara International Airport (BUF).
  • The earliest flight from Denver International Airport to Buffalo Niagara International Airport departs at 11:05, and the last departs at 17:31, with about 5 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Denver International Airport (DEN) to Buffalo Niagara International Airport (BUF) is quite popular. Without considering departure times or holidays, tickets cost around €294 in November, the most expensive month to book this route.
  • The earliest flight departs from Denver International Airport (DEN) at 08:07 and arrives in Buffalo Niagara International Airport (BUF) at 13:16.
  • The latest flight departs from Denver International Airport (DEN) at 17:30 and arrives in Buffalo Niagara International Airport (BUF) at 22:46.
  • United Airlines is a very popular airline operating an average of 199 flights per month.
  • One-way flights from Denver International Airport to Buffalo Niagara International Airport currently start from €116, and round-trip fares start from €261. The current lowest fare is a Frontier Airlines flight departing on Thu, Dec 17; prices may vary depending on availability.
  • Yes. United Airlines operate direct flights from Denver International Airport to Buffalo Niagara International Airport, with an average flight time of 2 hours 39 minutes, and around 14 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Denver International Airport to Buffalo Niagara International Airport is €280. Prices may vary depending on the departure date, airline, and availability.
  • Denver International Airport to Buffalo Niagara International Airport operates around 14 weekly flights, mainly by United Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Denver International Airport and Buffalo Niagara International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

Popular Destinations

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.