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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 €129 and round-trip from €241. 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 10 | United Airlines
        BUF 8:50 AM
        3h 45m
        Nonstop
        DEN 10:35 AM
        Buffalo - Denver | Tue, Nov 17 | United Airlines
        €362 €507
        28% off
        28% off
        €507 €362
      • DEN 6:40 AM
        9h 12m
        1 stop
        BUF 5:52 PM
        Denver - Buffalo | Thu, Nov 5 | Frontier Airlines
        BUF 2:00 PM
        9h 33m
        1 stop
        DEN 9:33 PM
        Buffalo - Denver | Wed, Nov 11 | Frontier Airlines
        €241 €507
        52% off
        52% off
        €507 €241
      • DEN 12:18 PM
        21h 40m
        1 stop
        BUF 11:58 AM
        Denver - Buffalo | Wed, Oct 14 | Frontier Airlines
        BUF 1:44 PM
        9h 47m
        1 stop
        DEN 9:31 PM
        Buffalo - Denver | Mon, Oct 19 | Frontier Airlines
        €275 €507
        46% off
        46% off
        €507 €275
      • DEN 12:59 AM
        5h 27m
        1 stop
        BUF 8:26 AM
        Denver - Buffalo | Thu, Oct 22 | Delta Air Lines
        BUF 1:44 PM
        9h 47m
        1 stop
        DEN 9:31 PM
        Buffalo - Denver | Sat, Oct 24 | Frontier Airlines
        €278
        45% off
        €507 €278
      • DEN 6:40 AM
        9h 12m
        1 stop
        BUF 5:52 PM
        Denver - Buffalo | Thu, Oct 22 | Frontier Airlines
        BUF 1:44 PM
        9h 47m
        1 stop
        DEN 9:31 PM
        Buffalo - Denver | Sat, Oct 24 | Frontier Airlines
        €279
        45% off
        €507 €279
      • DEN 9:09 AM
        6h 57m
        1 stop
        BUF 6:06 PM
        Denver - Buffalo | Tue, Nov 10 | American Airlines
        BUF 1:13 PM
        11h 20m
        1 stop
        DEN 10:33 PM
        Buffalo - Denver | Tue, Nov 17 | Frontier Airlines
        €282
        44% off
        €507 €282
      • DEN 6:20 AM
        6h 54m
        1 stop
        BUF 3:14 PM
        Denver - Buffalo | Thu, Nov 5 | Delta Air Lines
        BUF 2:00 PM
        9h 33m
        1 stop
        DEN 9:33 PM
        Buffalo - Denver | Wed, Nov 11 | Frontier Airlines
        €295
        42% off
        €507 €295
      • DEN 11:59 PM
        8h 19m
        1 stop
        BUF 10:18 AM
        Denver - Buffalo | Thu, Oct 15 | American Airlines
        BUF 6:50 PM
        7h 36m
        1 stop
        DEN 12:26 AM
        Buffalo - Denver | Mon, Oct 19 | American Airlines
        €295
        42% off
        €507 €295
      • DEN 8:00 AM
        8h
        1 stop
        BUF 6:00 PM
        Denver - Buffalo | Tue, Nov 10 | Delta Air Lines
        BUF 6:00 AM
        9h 21m
        1 stop
        DEN 1:21 PM
        Buffalo - Denver | Tue, Nov 17 | Delta Air Lines
        €297
        41% off
        €507 €297
      • DEN 7:02 PM
        20h 54m
        1 stop
        BUF 5:56 PM
        Denver - Buffalo | Mon, Oct 19 | Frontier Airlines
        BUF 12:53 PM
        21h 14m
        1 stop
        DEN 8:07 AM
        Buffalo - Denver | Sun, Oct 25 | Frontier Airlines
        €310
        39% off
        €507 €310
      • DEN 6:40 AM
        9h 12m
        1 stop
        BUF 5:52 PM
        Denver - Buffalo | Sun, Oct 18 | Frontier Airlines
        BUF 1:44 PM
        9h 47m
        1 stop
        DEN 9:31 PM
        Buffalo - Denver | Sat, Oct 24 | Frontier Airlines
        €314
        38% off
        €507 €314
      • DEN 5:25 PM
        3h 8m
        Nonstop
        BUF 10:33 PM
        Denver - Buffalo | Thu, Nov 5 | United Airlines
        BUF 2:00 PM
        9h 33m
        1 stop
        DEN 9:33 PM
        Buffalo - Denver | Wed, Nov 11 | Frontier Airlines
        €329
        35% off
        €507 €329
      • DEN 7:05 AM
        5h 58m
        1 stop
        BUF 3:03 PM
        Denver - Buffalo | Thu, Oct 15 | Delta Air Lines
        BUF 4:48 PM
        6h 53m
        1 stop
        DEN 9:41 PM
        Buffalo - Denver | Mon, Oct 19 | American Airlines
        €330
        35% off
        €507 €330
      • DEN 1:00 PM
        17h 25m
        1 stop
        BUF 2:00 PM
        Denver - Buffalo | Fri, Oct 9 | Normal Airline
        BUF 3:00 PM
        6h
        Nonstop
        DEN 4:00 PM
        Buffalo - Denver | Sun, Oct 11 | Normal Airline
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      • Cheapest nonstop
        DEN 5:25 PM
        3h 8m
        Nonstop
        BUF 10:33 PM
        Denver - Buffalo | Fri, Nov 13 | United Airlines
        €173 €237
        27% off
        27% off
        €237 €173
      • DEN 6:40 AM
        9h 12m
        1 stop
        BUF 5:52 PM
        Denver - Buffalo | Thu, Oct 29 | Frontier Airlines
        €129 €237
        46% off
        46% off
        €237 €129
      • DEN 6:40 AM
        8h 7m
        1 stop
        BUF 4:47 PM
        Denver - Buffalo | Thu, Nov 12 | Frontier Airlines
        €129 €237
        46% off
        46% off
        €237 €129
      • DEN 6:40 AM
        9h 12m
        1 stop
        BUF 5:52 PM
        Denver - Buffalo | Thu, Oct 22 | Frontier Airlines
        €129
        46% off
        €237 €129
      • DEN 4:06 PM
        4h 32m
        1 stop
        BUF 10:38 PM
        Denver - Buffalo | Sat, Nov 7 | Delta Air Lines
        €131
        45% off
        €237 €131
      • DEN 4:10 PM
        5h 51m
        1 stop
        BUF 12:01 AM
        Denver - Buffalo | Wed, Dec 2 | Delta Air Lines
        €131
        45% off
        €237 €131
      • DEN 6:35 AM
        6h 36m
        1 stop
        BUF 3:11 PM
        Denver - Buffalo | Tue, Oct 20 | Delta Air Lines
        €132
        44% off
        €237 €132
      • DEN 10:58 AM
        23h 1m
        1 stop
        BUF 11:59 AM
        Denver - Buffalo | Sat, Nov 14 | Frontier Airlines
        €133
        44% off
        €237 €133
      • DEN 10:58 AM
        23h 1m
        1 stop
        BUF 11:59 AM
        Denver - Buffalo | Sat, Nov 7 | Frontier Airlines
        €133
        44% off
        €237 €133
      • DEN 12:18 PM
        21h 41m
        1 stop
        BUF 11:59 AM
        Denver - Buffalo | Wed, Nov 11 | Frontier Airlines
        €133
        44% off
        €237 €133
      • DEN 12:18 PM
        21h 41m
        1 stop
        BUF 11:59 AM
        Denver - Buffalo | Wed, Nov 4 | Frontier Airlines
        €133
        44% off
        €237 €133
      • DEN 7:02 PM
        21h 50m
        1 stop
        BUF 5:52 PM
        Denver - Buffalo | Sat, Oct 31 | Frontier Airlines
        €134
        43% off
        €237 €134
      • DEN 10:58 AM
        23h
        1 stop
        BUF 11:58 AM
        Denver - Buffalo | Sat, Oct 17 | Frontier Airlines
        €134
        43% off
        €237 €134
      • DEN 1:00 PM
        17h 25m
        1 stop
        BUF 2:00 PM
        Denver - Buffalo | Fri, Oct 9 | Normal Airline
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Displayed flight fares from Denver International Airport to Buffalo Niagara International Airport 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 €112) among 6 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From €112
Delta Air Lines
From €131
United Airlines
From €173
American Airlines
From €177
Jetblue Airways
From €272
Hahn Air
From €449

Find more flights and airlines

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 12m

    Nonstop

    12:02 AM

    BUF

    S M T W T F S

  3. DL1096

    Denver International Airport

    12:55 AM

    DEN

    2h 47m

    Nonstop

    5:42 AM

    DTW

    S - - W T F -
    Search

  4. DL3841

    Detroit Metropolitan Wayne County Airport

    7:10 AM

    DTW

    1h 16m

    Nonstop

    8:26 AM

    BUF

    S M T W T F S

  5. DL336

    Denver International Airport

    7:05 AM

    DEN

    3h 45m

    Nonstop

    12:50 PM

    JFK

    S M T W T F S
    Search

  6. DL5296

    John F Kennedy Intl. Airport

    1:29 PM

    JFK

    1h 42m

    Nonstop

    3:11 PM

    BUF

    S M T W T F S

  7. F94646

    Denver International Airport

    6:40 AM

    DEN

    3h 43m

    Nonstop

    12:23 PM

    MCO

    S - T W T F S
    Search

  8. F91692

    Orlando Intl. Airport

    3:12 PM

    MCO

    2h 37m

    Nonstop

    5:49 PM

    BUF

    - M - W - - S

  9. DL532

    Denver International Airport

    12:15 PM

    DEN

    4h 3m

    Nonstop

    6:18 PM

    JFK

    S M T W T F S
    Search

  10. DL5264

    John F Kennedy Intl. Airport

    10:10 PM

    JFK

    1h 40m

    Nonstop

    11:50 PM

    BUF

    S M T W T F S

  11. F92996

    Denver International Airport

    9:12 PM

    DEN

    2h 28m

    Nonstop

    12:40 AM

    IAH

    S M T W T F S
    Search

  12. F91404

    George Bush Intercontinental Airport

    6:28 AM

    IAH

    2h 12m

    Nonstop

    9:40 AM

    ATL

    S M T W T F S

  13. F91408

    Hartsfield–Jackson Atlanta International Airport

    10:48 AM

    ATL

    2h 7m

    Nonstop

    12:55 PM

    BUF

    S - T - T F -

  14. F93294

    Denver International Airport

    6:59 PM

    DEN

    2h 57m

    Nonstop

    11:56 PM

    ATL

    S M T W T F S
    Search

  15. F91408

    Hartsfield–Jackson Atlanta International Airport

    10:48 AM

    ATL

    2h 7m

    Nonstop

    12:55 PM

    BUF

    S - T - T F -

  16. F92520

    Denver International Airport

    7:12 PM

    DEN

    3h 47m

    Nonstop

    12:59 AM

    MCO

    S M T W T F S
    Search

  17. F91692

    Orlando Intl. Airport

    3:12 PM

    MCO

    2h 37m

    Nonstop

    5:49 PM

    BUF

    - M - W - - S

  18. F92440

    Denver International Airport

    10:51 AM

    DEN

    3h 21m

    Nonstop

    4:12 PM

    RDU

    S - T - T F -
    Search

  19. 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 €129
Cheapest return ticket price €241

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 41 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 10:45, and the last departs at 17:35, with about 8 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 €367 in October, 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 €129, and round-trip fares start from €241. The current lowest fare is a Frontier Airlines flight departing on Thu, Oct 29; 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 40 minutes, and around 15 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 €251. Prices may vary depending on the departure date, airline, and availability.
  • Denver International Airport to Buffalo Niagara International Airport operates around 15 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.