Cheap flights from Buffalo, NY to Denver, CO

Flights starting at £57. Choose between United Airlines, Frontier Airlines, or JetBlue Airways to find the best price.

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Cheapest one-way trip

£57

Cheapest nonstop round-trip

£57

Cheapest round-trip

£93

Average round-trip

£216

Nonstop flights in November

£57 – £309

Round trips

Buffalo BUFDenver DEN

Frontier Airlines

£93
Buffalo BUFDenver DEN

Frontier Airlines

£121

Updated:

2184 km
Distance
Duration
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Travelers usually depart from Buffalo Niagara International, Buffalo Downtown Terminal, or Buffalo - Exchange Street when they travel from Buffalo to Denver. Book your trip to arrive at Denver International, Denver Union Station, Centennial Airport, or Rocky Mountain Metropolitan Airport. The distance between Buffalo and Denver is 2184 km. The most popular airlines for this route are United Airlines, Frontier Airlines, JetBlue Airways, Delta Air Lines, and Spirit Airlines. Buffalo and Denver have 401 direct flights per week.

Weekly direct flights

MondaysTuesdaysWednesdaysThursdaysFridaysSaturdaysSundays
Direct flights1-11--1
Fly direct with

Frontier Airlines on Mondays, Wednesdays, Thursdays, and Sundays.

Check-in for a flight from Buffalo to Denver

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
United AirlinesUALUAYesNo
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight
JetBlue AirwaysJBUB6YesOpens 24 days before flight
Closes 2 hours before flight
Delta Air LinesDALDLYesOpens 24 days before flight
Closes 1 hours before flight
Spirit AirlinesNKSNKNoOpens 24 days before flight
Closes 1 hours before flight
Learn more about COVID-19 restrictions in United States in our dedicated Stories article.

Frequently asked questions

How long does it take to travel from Buffalo to Denver?
A one-way nonstop (direct) flight between Buffalo and Denver takes around 3.8 hours.
What is the flight distance between Buffalo and Denver?
The flight distance between Buffalo and Denver is 2184 km.
What airlines offer nonstop (direct) flights between Buffalo and Denver?
Several carriers operate flights between Buffalo and Denver. Airlines offering nonstop (direct) flights include Frontier Airlines.
What are the most popular routes to and from Buffalo?
Travelers frequently search for route combinations, such as Buffalo and Orlando, Tampa, London, Houston, Fort Myers, New York, Boston, Raleigh, Los Angeles, Providence, Dallas, San Juan, Fort Lauderdale, Santa Ana, Des Moines, Las Vegas, Madrid, Fresno, Perth, Seoul.
What are the most popular routes to and from Denver?
Travelers frequently search for route combinations, such as Denver and London, Calgary, Manchester, Bangkok, Dublin, Taipei, Athens, Detroit, Toronto, Manila, Edinburgh, New York, Seattle, Austin, Chicago, San Francisco, Orlando, Fort Lauderdale, Los Angeles, Paris.
What airports are near Buffalo?
The main airport in Buffalo is Buffalo Niagara International. It is also served by Toronto Pearson International, Buffalo Niagara International, Billy Bishop Toronto City, Syracuse Hancock International, Greater Rochester International, John C. Munro Hamilton International, Elmira/Corning Regional, Region of Waterloo International, Niagara Falls International, DuBois Regional.
What airports are near Denver?
The main airport in Denver is Denver International. It is also served by Colorado Springs, Laramie Regional, Cheyenne Regional, Eagle County Regional, Pueblo Memorial.
What buses and trains depart from Buffalo?
A number of bus and train companies depart from Buffalo, including Greyhound, Fullington Trailways.
Is it possible to combine flights, buses, and trains in one itinerary when traveling between Buffalo and Denver?
Yes, it's possible to combine different modes of transport between Buffalo and Denver thanks to our Virtual Interlining technology. Making use of not only flights but also trains and buses between Buffalo and Denver can give rise to new adventures. Read more about how Virtual Interlining works on Kiwi.com Stories.
What is Virtual Interlining and how do I use it?
Which airlines fly between Buffalo and Denver?
When's the best time to travel between Buffalo and Denver?
What flights operate between Buffalo and Denver?
How many airports are there near Buffalo?
How many airports are there near Denver?
Is it possible to reach Buffalo by bus or train?
What time do nonstop (direct) flights between Buffalo and Denver depart?
What time do nonstop (direct) flights between Buffalo and Denver arrive?
What time do flights between Buffalo and Denver depart?
What time do flights between Buffalo and Denver arrive?

Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.

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