Trip.com
>
Flights
>
Flights to United States
>
Flights to Colorado
>
Flights to Denver
>
Buffalo to Denver flight
>
Buffalo Niagara International Airport to Denver International Airport flight

Explore the cheapest one-way and round-trip flights from Buffalo Niagara International Airport to Denver International Airport over the next 90 days, with one-way fares from IDR 1,629,200 and round-trip from IDR 5,250,800. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        BUF 8:50 AM
        3h 45m
        Nonstop
        DEN 10:35 AM
        Buffalo - Denver | Sat, Nov 14 | United Airlines
        DEN 5:25 PM
        3h 8m
        Nonstop
        BUF 10:33 PM
        Denver - Buffalo | Mon, Nov 16 | United Airlines
        IDR 7,277,900 IDR 9,969,800
        27% off
        27% off
        IDR 9,969,800 IDR 7,277,900
      • BUF 12:53 PM
        21h 14m
        1 stop
        DEN 8:07 AM
        Buffalo - Denver | Thu, Oct 15 | Frontier Airlines
        DEN 7:02 PM
        20h 54m
        1 stop
        BUF 5:56 PM
        Denver - Buffalo | Mon, Oct 19 | Frontier Airlines
        IDR 5,250,800 IDR 9,969,800
        47% off
        47% off
        IDR 9,969,800 IDR 5,250,800
      • BUF 1:48 PM
        9h 45m
        1 stop
        DEN 9:33 PM
        Buffalo - Denver | Fri, Nov 6 | Frontier Airlines
        DEN 7:02 PM
        19h 45m
        1 stop
        BUF 4:47 PM
        Denver - Buffalo | Wed, Nov 11 | Frontier Airlines
        IDR 5,827,700 IDR 9,969,800
        42% off
        42% off
        IDR 9,969,800 IDR 5,827,700
      • BUF 9:00 AM
        8h 3m
        1 stop
        DEN 3:03 PM
        Buffalo - Denver | Sat, Nov 14 | Delta Air Lines
        DEN 7:10 AM
        8h 21m
        1 stop
        BUF 5:31 PM
        Denver - Buffalo | Mon, Nov 16 | Delta Air Lines
        IDR 5,953,200
        40% off
        IDR 9,969,800 IDR 5,953,200
      • BUF 4:09 PM
        7h 44m
        1 stop
        DEN 9:53 PM
        Buffalo - Denver | Thu, Oct 15 | Delta Air Lines
        DEN 6:00 AM
        10h 1m
        1 stop
        BUF 6:01 PM
        Denver - Buffalo | Sun, Oct 18 | Frontier Airlines
        IDR 5,990,600
        40% off
        IDR 9,969,800 IDR 5,990,600
      • BUF 7:55 AM
        5h 49m
        1 stop
        DEN 11:44 AM
        Buffalo - Denver | Sat, Nov 14 | American Airlines
        DEN 7:33 AM
        6h 17m
        1 stop
        BUF 3:50 PM
        Denver - Buffalo | Mon, Nov 16 | American Airlines
        IDR 6,044,000
        39% off
        IDR 9,969,800 IDR 6,044,000
      • BUF 1:44 PM
        9h 47m
        1 stop
        DEN 9:31 PM
        Buffalo - Denver | Wed, Oct 21 | Frontier Airlines
        DEN 2:35 PM
        7h 24m
        1 stop
        BUF 11:59 PM
        Denver - Buffalo | Fri, Oct 23 | Delta Air Lines
        IDR 6,166,900
        38% off
        IDR 9,969,800 IDR 6,166,900
      • BUF 1:11 PM
        9h 44m
        1 stop
        DEN 8:55 PM
        Buffalo - Denver | Thu, Oct 15 | American Airlines
        DEN 10:40 AM
        29h 16m
        1 stop
        BUF 5:56 PM
        Denver - Buffalo | Mon, Oct 19 | Frontier Airlines
        IDR 6,669,000
        33% off
        IDR 9,969,800 IDR 6,669,000
      • BUF 8:45 AM
        3h 37m
        Nonstop
        DEN 10:22 AM
        Buffalo - Denver | Thu, Oct 15 | United Airlines
        DEN 10:40 AM
        29h 16m
        1 stop
        BUF 5:56 PM
        Denver - Buffalo | Mon, Oct 19 | Frontier Airlines
        IDR 6,687,700
        33% off
        IDR 9,969,800 IDR 6,687,700
      • BUF 12:15 PM
        7h 17m
        1 stop
        DEN 5:32 PM
        Buffalo - Denver | Fri, Nov 6 | Delta Air Lines
        DEN 7:02 PM
        19h 45m
        1 stop
        BUF 4:47 PM
        Denver - Buffalo | Wed, Nov 11 | Frontier Airlines
        IDR 6,719,700
        33% off
        IDR 9,969,800 IDR 6,719,700
      • BUF 3:59 PM
        8h 33m
        1 stop
        DEN 10:32 PM
        Buffalo - Denver | Wed, Oct 21 | Delta Air Lines
        DEN 12:59 AM
        5h 22m
        1 stop
        BUF 8:21 AM
        Denver - Buffalo | Fri, Oct 23 | Delta Air Lines
        IDR 7,008,200
        30% off
        IDR 9,969,800 IDR 7,008,200
      • BUF 8:00 AM
        5h 37m
        1 stop
        DEN 11:37 AM
        Buffalo - Denver | Wed, Oct 21 | American Airlines
        DEN 8:00 AM
        7h 8m
        1 stop
        BUF 5:08 PM
        Denver - Buffalo | Fri, Oct 23 | American Airlines
        IDR 7,064,300
        28% off
        IDR 9,969,800 IDR 7,064,300
      • BUF 1:00 PM
        17h 25m
        1 stop
        DEN 2:00 PM
        Buffalo - Denver | Thu, Oct 8 | Normal Airline
        DEN 3:00 PM
        6h
        Nonstop
        BUF 4:00 PM
        Denver - Buffalo | Sat, Oct 10 | Normal Airline
        Find more flights
        Find more flights
      • Cheapest nonstop
        BUF 8:45 AM
        3h 37m
        Nonstop
        DEN 10:22 AM
        Buffalo - Denver | Sun, Nov 15 | United Airlines
        IDR 4,057,000 IDR 5,557,600
        27% off
        27% off
        IDR 5,557,600 IDR 4,057,000
      • BUF 8:45 AM
        3h 37m
        Nonstop
        DEN 10:22 AM
        Buffalo - Denver | Mon, Nov 2 | United Airlines
        IDR 4,057,000 IDR 5,557,600
        27% off
        27% off
        IDR 5,557,600 IDR 4,057,000
      • BUF 2:00 PM
        9h 33m
        1 stop
        DEN 9:33 PM
        Buffalo - Denver | Wed, Nov 4 | Frontier Airlines
        IDR 1,629,200 IDR 5,557,600
        71% off
        71% off
        IDR 5,557,600 IDR 1,629,200
      • BUF 1:48 PM
        20h 34m
        1 stop
        DEN 8:22 AM
        Buffalo - Denver | Fri, Oct 30 | Frontier Airlines
        IDR 1,770,800
        68% off
        IDR 5,557,600 IDR 1,770,800
      • BUF 1:48 PM
        20h 34m
        1 stop
        DEN 8:22 AM
        Buffalo - Denver | Mon, Nov 16 | Frontier Airlines
        IDR 1,778,800
        68% off
        IDR 5,557,600 IDR 1,778,800
      • BUF 1:48 PM
        20h 34m
        1 stop
        DEN 8:22 AM
        Buffalo - Denver | Fri, Nov 13 | Frontier Airlines
        IDR 1,800,200
        68% off
        IDR 5,557,600 IDR 1,800,200
      • BUF 1:44 PM
        20h 22m
        1 stop
        DEN 8:06 AM
        Buffalo - Denver | Fri, Oct 23 | Frontier Airlines
        IDR 1,842,900
        67% off
        IDR 5,557,600 IDR 1,842,900
      • BUF 1:48 PM
        20h 34m
        1 stop
        DEN 8:22 AM
        Buffalo - Denver | Mon, Nov 2 | Frontier Airlines
        IDR 1,880,300
        66% off
        IDR 5,557,600 IDR 1,880,300
      • BUF 1:40 PM
        9h 23m
        1 stop
        DEN 9:03 PM
        Buffalo - Denver | Wed, Oct 7 | Frontier Airlines
        IDR 1,915,000
        66% off
        IDR 5,557,600 IDR 1,915,000
      • BUF 1:44 PM
        9h 47m
        1 stop
        DEN 9:31 PM
        Buffalo - Denver | Wed, Oct 21 | Frontier Airlines
        IDR 1,995,100
        64% off
        IDR 5,557,600 IDR 1,995,100
      • BUF 2:00 PM
        9h 33m
        1 stop
        DEN 9:33 PM
        Buffalo - Denver | Wed, Nov 18 | Frontier Airlines
        IDR 2,168,700
        61% off
        IDR 5,557,600 IDR 2,168,700
      • BUF 1:48 PM
        20h 34m
        1 stop
        DEN 8:22 AM
        Buffalo - Denver | Mon, Nov 9 | Frontier Airlines
        IDR 2,331,600
        57% off
        IDR 5,557,600 IDR 2,331,600
      • BUF 6:00 AM
        17h 32m
        1 stop
        DEN 9:32 PM
        Buffalo - Denver | Tue, Nov 3 | Delta Air Lines
        IDR 2,382,400
        56% off
        IDR 5,557,600 IDR 2,382,400
      • BUF 5:20 PM
        17h 2m
        1 stop
        DEN 8:22 AM
        Buffalo - Denver | Tue, Oct 27 | Delta Air Lines
        IDR 2,385,100
        56% off
        IDR 5,557,600 IDR 2,385,100
      • BUF 1:00 PM
        17h 25m
        1 stop
        DEN 2:00 PM
        Buffalo - Denver | Thu, Oct 8 | Normal Airline
        Find more flights
        Find more flights

Displayed flight fares from Buffalo Niagara International Airport to Denver 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 Buffalo Niagara International Airport to Denver International Airport?

The cheapest airline flying from Buffalo Niagara International Airport to Denver International Airport is Frontier Airlines (from IDR 1,629,200) among 6 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From IDR 1,629,200
Delta Air Lines
From IDR 2,382,400
American Airlines
From IDR 2,689,500
United Airlines
From IDR 3,480,100
Jetblue Airways
From IDR 4,965,000
Qatar Airways
From IDR 6,343,200

Find more flights and airlines

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

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. AA1195

    Buffalo Niagara International Airport

    7:59 AM

    BUF

    2h 11m

    Nonstop

    9:10 AM

    ORD

    S M T W T F S
    Search

  2. AA1277

    O'Hare Intl. Airport

    11:55 AM

    ORD

    2h 52m

    Nonstop

    1:47 PM

    DEN

    S M T W T F S

  3. DL5362

    Buffalo Niagara International Airport

    2:10 PM

    BUF

    1h 30m

    Nonstop

    3:40 PM

    LGA

    S M T W T - S
    Search

  4. DL710

    LaGuardia Airport

    5:59 PM

    LGA

    4h 32m

    Nonstop

    8:31 PM

    DEN

    S M T W T - S

  5. F91691

    Buffalo Niagara International Airport

    6:51 PM

    BUF

    2h 48m

    Nonstop

    9:39 PM

    MCO

    - M - W - - S
    Search

  6. F93311

    Orlando Intl. Airport

    5:25 PM

    MCO

    4h 12m

    Nonstop

    7:37 PM

    DEN

    S M - W T F S

  7. F91407

    Buffalo Niagara International Airport

    1:40 PM

    BUF

    2h 15m

    Nonstop

    3:55 PM

    ATL

    S - T - T F -
    Search

  8. F93599

    Hartsfield–Jackson Atlanta International Airport

    7:59 PM

    ATL

    3h 25m

    Nonstop

    9:24 PM

    DEN

    S M T W T F S

  9. F91691

    Buffalo Niagara International Airport

    6:51 PM

    BUF

    2h 48m

    Nonstop

    9:39 PM

    MCO

    - M - W - - S
    Search

  10. F91733

    Orlando Intl. Airport

    5:55 AM

    MCO

    3h 57m

    Nonstop

    7:52 AM

    DEN

    S M T W T F S

  11. DL2050

    Buffalo Niagara International Airport

    7:40 PM

    BUF

    2h 18m

    Nonstop

    9:58 PM

    ATL

    S M T W T - S
    Search

  12. F91449

    Hartsfield–Jackson Atlanta International Airport

    6:41 AM

    ATL

    3h 23m

    Nonstop

    8:04 AM

    DEN

    S M T W T F S

  13. DL2266

    Buffalo Niagara International Airport

    5:24 PM

    BUF

    2h 25m

    Nonstop

    7:49 PM

    ATL

    S M T W T F S
    Search

  14. F91449

    Hartsfield–Jackson Atlanta International Airport

    6:41 AM

    ATL

    3h 23m

    Nonstop

    8:04 AM

    DEN

    S M T W T F S

  15. DL2664

    Buffalo Niagara International Airport

    6:00 AM

    BUF

    2h 21m

    Nonstop

    8:21 AM

    ATL

    S M T W T F S
    Search

  16. F93599

    Hartsfield–Jackson Atlanta International Airport

    7:59 PM

    ATL

    3h 25m

    Nonstop

    9:24 PM

    DEN

    S M T W T F S

  17. F91407

    Buffalo Niagara International Airport

    1:40 PM

    BUF

    2h 15m

    Nonstop

    3:55 PM

    ATL

    S - T - T F -
    Search

  18. F91449

    Hartsfield–Jackson Atlanta International Airport

    6:41 AM

    ATL

    3h 23m

    Nonstop

    8:04 AM

    DEN

    S M T W T F S

  19. DL2664

    Buffalo Niagara International Airport

    6:00 AM

    BUF

    2h 21m

    Nonstop

    8:21 AM

    ATL

    S M T W T F S
    Search

  20. F91449

    Hartsfield–Jackson Atlanta International Airport

    6:41 AM

    ATL

    3h 23m

    Nonstop

    8:04 AM

    DEN

    S M T W T F S
Find more flights and airlines

About Buffalo Niagara International Airport and Denver International Airport

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

Flight distance 2,184.47 km
Cheapest one-way ticket price IDR 1,629,200
Cheapest return ticket price IDR 5,250,800

FAQs for Buffalo Niagara International Airport to Denver International Airport Flights

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

    Buffalo Niagara International Airport to Denver International Airport takes about 3 hours 8 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 1 daily flights from Buffalo Niagara International Airport (BUF) to Denver International Airport (DEN).
  • The earliest flight from Buffalo Niagara International Airport to Denver International Airport departs at 06:45, and the last departs at 17:15, with about 7 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Buffalo Niagara International Airport (BUF) to Denver International Airport (DEN) is quite popular. Without considering departure times or holidays, tickets cost around IDR 10,060,900 in October, the most expensive month to book this route.
  • The earliest flight departs from Buffalo Niagara International Airport (BUF) at 08:25 and arrives in Denver International Airport (DEN) at 10:01.
  • The latest flight departs from Buffalo Niagara International Airport (BUF) at 17:24 and arrives in Denver International Airport (DEN) at 19:04.
  • United Airlines is a very popular airline operating an average of 169 flights per month.
  • One-way flights from Buffalo Niagara International Airport to Denver International Airport currently start from IDR 1,629,200, and round-trip fares start from IDR 5,250,800. The current lowest fare is a Frontier Airlines flight departing on Wed, Nov 4; prices may vary depending on availability.
  • Yes. United Airlines operate direct flights from Buffalo Niagara International Airport to Denver International Airport, with an average flight time of 3 hours 6 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 Buffalo Niagara International Airport to Denver International Airport is IDR 4,730,300. Prices may vary depending on the departure date, airline, and availability.
  • Buffalo Niagara International Airport to Denver International Airport operates around 15 weekly flights, mainly by United Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Buffalo Niagara International Airport and Denver 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.