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 VND 2,364,000 and round-trip from VND 8,455,000. 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 | Wed, Nov 25 | United Airlines
      DEN 5:25 PM
      3h 8m
      Nonstop
      BUF 10:33 PM
      Denver - Buffalo | Fri, Nov 27 | United Airlines
      VND 10,559,000 VND 13,374,000
      21% off
      21% off
      VND 13,374,000 VND 10,559,000
    • BUF 1:48 PM
      9h 45m
      1 stop
      DEN 9:33 PM
      Buffalo - Denver | Tue, Nov 17 | Frontier Airlines
      DEN 7:02 PM
      19h 45m
      1 stop
      BUF 4:47 PM
      Denver - Buffalo | Sun, Nov 22 | Frontier Airlines
      VND 8,455,000 VND 13,374,000
      37% off
      37% off
      VND 13,374,000 VND 8,455,000
    • BUF 9:00 AM
      8h 3m
      1 stop
      DEN 3:03 PM
      Buffalo - Denver | Wed, Nov 25 | Delta Air Lines
      DEN 7:10 AM
      8h 21m
      1 stop
      BUF 5:31 PM
      Denver - Buffalo | Fri, Nov 27 | Delta Air Lines
      VND 8,637,000 VND 13,374,000
      35% off
      35% off
      VND 13,374,000 VND 8,637,000
    • BUF 7:55 AM
      5h 49m
      1 stop
      DEN 11:44 AM
      Buffalo - Denver | Wed, Nov 25 | American Airlines
      DEN 7:33 AM
      6h 17m
      1 stop
      BUF 3:50 PM
      Denver - Buffalo | Fri, Nov 27 | American Airlines
      VND 8,769,000
      34% off
      VND 13,374,000 VND 8,769,000
    • BUF 1:44 PM
      9h 47m
      1 stop
      DEN 9:31 PM
      Buffalo - Denver | Sun, Nov 1 | Frontier Airlines
      DEN 2:35 PM
      7h 24m
      1 stop
      BUF 11:59 PM
      Denver - Buffalo | Tue, Nov 3 | Delta Air Lines
      VND 8,947,000
      33% off
      VND 13,374,000 VND 8,947,000
    • BUF 12:15 PM
      7h 17m
      1 stop
      DEN 5:32 PM
      Buffalo - Denver | Tue, Nov 17 | Delta Air Lines
      DEN 7:02 PM
      19h 45m
      1 stop
      BUF 4:47 PM
      Denver - Buffalo | Sun, Nov 22 | Frontier Airlines
      VND 9,750,000
      27% off
      VND 13,374,000 VND 9,750,000
    • BUF 3:59 PM
      8h 33m
      1 stop
      DEN 10:32 PM
      Buffalo - Denver | Sun, Nov 1 | Delta Air Lines
      DEN 12:59 AM
      5h 22m
      1 stop
      BUF 8:21 AM
      Denver - Buffalo | Tue, Nov 3 | Delta Air Lines
      VND 10,168,000
      24% off
      VND 13,374,000 VND 10,168,000
    • BUF 8:00 AM
      5h 37m
      1 stop
      DEN 11:37 AM
      Buffalo - Denver | Sun, Nov 1 | American Airlines
      DEN 8:00 AM
      7h 8m
      1 stop
      BUF 5:08 PM
      Denver - Buffalo | Tue, Nov 3 | American Airlines
      VND 10,249,000
      23% off
      VND 13,374,000 VND 10,249,000
    • BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Tue, Nov 17 | United Airlines
      DEN 7:02 PM
      19h 45m
      1 stop
      BUF 4:47 PM
      Denver - Buffalo | Sun, Nov 22 | Frontier Airlines
      VND 10,687,000
      20% off
      VND 13,374,000 VND 10,687,000
    • BUF 1:00 PM
      17h 25m
      1 stop
      DEN 2:00 PM
      Buffalo - Denver | Wed, Oct 28 | Normal Airline
      DEN 3:00 PM
      6h
      Nonstop
      BUF 4:00 PM
      Denver - Buffalo | Fri, Oct 30 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest
      BUF 2:00 PM
      9h 33m
      1 stop
      DEN 9:33 PM
      Buffalo - Denver | Sun, Nov 15 | Frontier Airlines
      VND 2,364,000 VND 6,011,000
      61% off
      61% off
      VND 6,011,000 VND 2,364,000
    • BUF 1:48 PM
      20h 34m
      1 stop
      DEN 8:22 AM
      Buffalo - Denver | Tue, Nov 10 | Frontier Airlines
      VND 2,570,000 VND 6,011,000
      56% off
      56% off
      VND 6,011,000 VND 2,570,000
    • BUF 1:48 PM
      20h 34m
      1 stop
      DEN 8:22 AM
      Buffalo - Denver | Fri, Nov 27 | Frontier Airlines
      VND 2,581,000 VND 6,011,000
      56% off
      56% off
      VND 6,011,000 VND 2,581,000
    • BUF 1:48 PM
      20h 34m
      1 stop
      DEN 8:22 AM
      Buffalo - Denver | Tue, Nov 24 | Frontier Airlines
      VND 2,612,000
      56% off
      VND 6,011,000 VND 2,612,000
    • BUF 1:48 PM
      20h 34m
      1 stop
      DEN 8:22 AM
      Buffalo - Denver | Fri, Nov 13 | Frontier Airlines
      VND 2,728,000
      55% off
      VND 6,011,000 VND 2,728,000
    • BUF 2:00 PM
      9h 33m
      1 stop
      DEN 9:33 PM
      Buffalo - Denver | Sun, Nov 29 | Frontier Airlines
      VND 3,147,000
      48% off
      VND 6,011,000 VND 3,147,000
    • BUF 1:48 PM
      20h 34m
      1 stop
      DEN 8:22 AM
      Buffalo - Denver | Fri, Nov 20 | Frontier Airlines
      VND 3,383,000
      44% off
      VND 6,011,000 VND 3,383,000
    • BUF 6:00 AM
      17h 32m
      1 stop
      DEN 9:32 PM
      Buffalo - Denver | Sat, Nov 14 | Delta Air Lines
      VND 3,457,000
      42% off
      VND 6,011,000 VND 3,457,000
    • BUF 5:20 PM
      17h 2m
      1 stop
      DEN 8:22 AM
      Buffalo - Denver | Sat, Nov 7 | Delta Air Lines
      VND 3,461,000
      42% off
      VND 6,011,000 VND 3,461,000
    • BUF 1:00 PM
      17h 25m
      1 stop
      DEN 2:00 PM
      Buffalo - Denver | Wed, Oct 28 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Tue, Nov 17 | United Airlines
      VND 5,049,000 VND 6,011,000
      16% off
      16% off
      VND 6,011,000 VND 5,049,000
    • BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Wed, Nov 18 | United Airlines
      VND 5,049,000 VND 6,011,000
      16% off
      16% off
      VND 6,011,000 VND 5,049,000
    • BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Thu, Nov 26 | United Airlines
      VND 5,638,000 VND 7,700,000
      27% off
      27% off
      VND 7,700,000 VND 5,638,000
    • BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Sat, Nov 7 | United Airlines
      VND 6,014,000
      22% off
      VND 7,700,000 VND 6,014,000
    • BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Tue, Oct 27 | United Airlines
      VND 6,026,000
      22% off
      VND 7,700,000 VND 6,026,000
    • BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Thu, Nov 5 | United Airlines
      VND 6,030,000
      22% off
      VND 7,700,000 VND 6,030,000
    • BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Tue, Nov 3 | United Airlines
      VND 6,065,000
      21% off
      VND 7,700,000 VND 6,065,000
    • BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Thu, Oct 29 | United Airlines
      VND 6,068,000
      21% off
      VND 7,700,000 VND 6,068,000
    • BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Wed, Oct 28 | United Airlines
      VND 6,068,000
      21% off
      VND 7,700,000 VND 6,068,000
    • BUF 1:00 PM
      17h 25m
      1 stop
      DEN 2:00 PM
      Buffalo - Denver | Wed, Oct 28 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Wed, Nov 18 | United Airlines
      VND 5,049,000 VND 10,080,000
      50% off
      50% off
      VND 10,080,000 VND 5,049,000
    • BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Thu, Nov 26 | United Airlines
      VND 5,638,000 VND 10,080,000
      44% off
      44% off
      VND 10,080,000 VND 5,638,000
    • BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Sat, Nov 7 | United Airlines
      VND 6,014,000 VND 10,080,000
      40% off
      40% off
      VND 10,080,000 VND 6,014,000
    • BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Tue, Oct 27 | United Airlines
      VND 6,026,000
      40% off
      VND 10,080,000 VND 6,026,000
    • BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Thu, Nov 5 | United Airlines
      VND 6,030,000
      40% off
      VND 10,080,000 VND 6,030,000
    • BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Tue, Nov 3 | United Airlines
      VND 6,065,000
      40% off
      VND 10,080,000 VND 6,065,000
    • BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Wed, Oct 28 | United Airlines
      VND 6,068,000
      40% off
      VND 10,080,000 VND 6,068,000
    • BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Thu, Oct 29 | United Airlines
      VND 6,068,000
      40% off
      VND 10,080,000 VND 6,068,000
    • BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Sat, Oct 31 | United Airlines
      VND 6,068,000
      40% off
      VND 10,080,000 VND 6,068,000
    • BUF 1:00 PM
      17h 25m
      1 stop
      DEN 2:00 PM
      Buffalo - Denver | Wed, Oct 28 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Tue, Oct 27 | United Airlines
      VND 6,026,000 VND 15,468,000
      61% off
      61% off
      VND 15,468,000 VND 6,026,000
    • BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Sat, Oct 31 | United Airlines
      VND 6,068,000 VND 15,468,000
      61% off
      61% off
      VND 15,468,000 VND 6,068,000
    • BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Thu, Oct 29 | United Airlines
      VND 6,068,000 VND 15,468,000
      61% off
      61% off
      VND 15,468,000 VND 6,068,000
    • BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Wed, Oct 28 | United Airlines
      VND 6,068,000
      61% off
      VND 15,468,000 VND 6,068,000
    • BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Fri, Oct 30 | United Airlines
      VND 6,468,000
      57% off
      VND 15,468,000 VND 6,468,000
    • BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Sun, Nov 1 | United Airlines
      VND 7,599,000
      51% off
      VND 15,468,000 VND 7,599,000
    • BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Mon, Nov 2 | United Airlines
      VND 12,993,000
      16% off
      VND 15,468,000 VND 12,993,000
    • BUF 1:00 PM
      17h 25m
      1 stop
      DEN 2:00 PM
      Buffalo - Denver | Wed, Oct 28 | Normal Airline
      Find more flights
      Find more flights
    • BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Tue, Nov 17 | United Airlines
      VND 5,049,000 VND 6,011,000
      16% off
      16% off
      VND 6,011,000 VND 5,049,000
    • BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Wed, Nov 18 | United Airlines
      VND 5,049,000 VND 6,011,000
      16% off
      16% off
      VND 6,011,000 VND 5,049,000
    • BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Thu, Nov 26 | United Airlines
      VND 5,638,000 VND 7,700,000
      27% off
      27% off
      VND 7,700,000 VND 5,638,000
    • BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Sat, Nov 7 | United Airlines
      VND 6,014,000
      22% off
      VND 7,700,000 VND 6,014,000
    • BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Tue, Oct 27 | United Airlines
      VND 6,026,000
      22% off
      VND 7,700,000 VND 6,026,000
    • BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Thu, Nov 5 | United Airlines
      VND 6,030,000
      22% off
      VND 7,700,000 VND 6,030,000
    • BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Tue, Nov 3 | United Airlines
      VND 6,065,000
      21% off
      VND 7,700,000 VND 6,065,000
    • BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Thu, Oct 29 | United Airlines
      VND 6,068,000
      21% off
      VND 7,700,000 VND 6,068,000
    • BUF 8:50 AM
      3h 45m
      Nonstop
      DEN 10:35 AM
      Buffalo - Denver | Wed, Oct 28 | United Airlines
      VND 6,068,000
      21% off
      VND 7,700,000 VND 6,068,000
    • BUF 1:00 PM
      17h 25m
      1 stop
      DEN 2:00 PM
      Buffalo - Denver | Wed, Oct 28 | Normal Airline
      Find more flights
      Find more flights

Displayed flight fares from Buffalo to Denver 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 VND 2,570,000) among 6 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From VND 2,570,000
Delta Air Lines
From VND 3,457,000
American Airlines
From VND 4,193,000
United Airlines
From VND 5,049,000
Hahn Air
From VND 5,910,000
Jetblue Airways
From VND 12,563,000

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. UA1727

    Buffalo Niagara International Airport

    8:50 AM

    BUF

    3h 45m

    10:35 AM

    DEN

    S M T W T F S
    Search

  2. AA2405

    Buffalo Niagara International Airport

    7:12 AM

    BUF

    3h 47m

    Nonstop

    9:59 AM

    DFW

    S - - - - - S
    Search

  3. AA2579

    Dallas Fort Worth International Airport

    11:15 AM

    DFW

    2h 10m

    Nonstop

    12:25 PM

    DEN

    S - - - - - S

  4. DL5064

    Buffalo Niagara International Airport

    12:15 PM

    BUF

    1h 15m

    Nonstop

    1:30 PM

    DTW

    S - - - - - S
    Search

  5. DL2431

    Detroit Metropolitan Wayne County Airport

    4:08 PM

    DTW

    3h 20m

    Nonstop

    5:28 PM

    DEN

    S M T W T F S

  6. DL1384

    Buffalo Niagara International Airport

    12:21 PM

    BUF

    2h 9m

    Nonstop

    2:30 PM

    ATL

    S M T W T F S
    Search

  7. DL519

    Hartsfield–Jackson Atlanta International Airport

    3:20 PM

    ATL

    3h 22m

    Nonstop

    4:42 PM

    DEN

    S M T W T F S

  8. F91691

    Buffalo Niagara International Airport

    12:53 PM

    BUF

    2h 44m

    Nonstop

    3:37 PM

    MCO

    - - - W - - S
    Search

  9. F93311

    Orlando Intl. Airport

    5:38 PM

    MCO

    4h 22m

    Nonstop

    8:00 PM

    DEN

    S M T W T F S

  10. F91407

    Buffalo Niagara International Airport

    1:44 PM

    BUF

    2h 27m

    Nonstop

    4:11 PM

    ATL

    S - T - T - -
    Search

  11. F93599

    Hartsfield–Jackson Atlanta International Airport

    7:58 PM

    ATL

    3h 33m

    Nonstop

    9:31 PM

    DEN

    S M T W T F S

  12. DL2266

    Buffalo Niagara International Airport

    5:24 PM

    BUF

    2h 25m

    Nonstop

    7:49 PM

    ATL

    S M T W T F S
    Search

  13. F91449

    Hartsfield–Jackson Atlanta International Airport

    6:45 AM

    ATL

    3h 21m

    Nonstop

    8:06 AM

    DEN

    S M T W T F S

  14. DL2664

    Buffalo Niagara International Airport

    6:05 AM

    BUF

    2h 30m

    Nonstop

    8:35 AM

    ATL

    S M T W T F S
    Search

  15. F93599

    Hartsfield–Jackson Atlanta International Airport

    7:58 PM

    ATL

    3h 33m

    Nonstop

    9:31 PM

    DEN

    S M T W T F S

  16. F91407

    Buffalo Niagara International Airport

    1:44 PM

    BUF

    2h 27m

    Nonstop

    4:11 PM

    ATL

    S - T - T - -
    Search

  17. F91449

    Hartsfield–Jackson Atlanta International Airport

    6:45 AM

    ATL

    3h 21m

    Nonstop

    8:06 AM

    DEN

    S M T W T F S

  18. F91691

    Buffalo Niagara International Airport

    12:53 PM

    BUF

    2h 44m

    Nonstop

    3:37 PM

    MCO

    - - - W - - S
    Search

  19. F91733

    Orlando Intl. Airport

    5:55 AM

    MCO

    4h 18m

    Nonstop

    8:13 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 VND 2,364,000
Cheapest return ticket price VND 8,455,000

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 6 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 2 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 08:45, and the last departs at 16:50, 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 Buffalo Niagara International Airport (BUF) to Denver International Airport (DEN) is quite popular. Without considering departure times or holidays, tickets cost around VND 8,680,000 in November, 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 VND 2,364,000, and round-trip fares start from VND 8,455,000. The current lowest fare is a Frontier Airlines flight departing on Sun, Nov 15; 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 1 minute, 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 Buffalo Niagara International Airport to Denver International Airport is VND 7,461,000. Prices may vary depending on the departure date, airline, and availability.
  • Buffalo Niagara International Airport to Denver International Airport operates around 14 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.