Search flights from Buffalo (BUF) to Denver (DEN)

Book your plane tickets from Buffalo to Denver with ease

Cheapest flights to Denver

The cheapest flights available in the next 60 days – prices are updated regularly

Flying from Buffalo to Denver: things to know

The most popular route is from Buffalo Niagara International Airport in Buffalo to Denver International Airport in Denver. On average this flight takes 4 hours 52 minutes one-way and costs $534 round-trip.

Most popular route
Buffalo Niagara International Airport (BUF) to Denver International Airport (DEN)
Average flight time
4 hours 52 minutes
Average round-trip price
$534
Fly from Buffalo to Denver
5 airlines

Reasons to book flights with Booking.com

  • Great selection

    Easily compare flights, airlines, and prices – all in one place

  • No hidden fees

    Always know exactly what you’re paying for

  • Flexibility

    Use our flexible plane ticket option to change your dates if needed

Flexible plane ticket options are available for an additional cost on select airfares

Airlines that fly from Buffalo to Denver

Airline options may vary according to recently booked flights and your search terms

  • Frontier Airlines
  • American Airlines
  • United Airlines
  • Sun Country
  • Southwest Airlines

Frequently asked questions

Fly to more destinations from Buffalo

Research, refine, and make plans for your whole trip

Flights to Denver International Airport

Jet into this airport to explore Denver at your leisure. Compare flights, fares, and airlines – all in one place.

Hotels in Denver

A popular choice with visitors to the United States.

Flights to Colorado

Getting to Colorado just got easier!

All flights

Fly to your next dream destination.
gogless