Cheap Flights from Buffalo (BUF) to Denver (DEN) from AU$169

Featured airlines

    Plan, book, fly with confidence
    trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
    bex rewards loyalty icon
    Book smarter
    Save up to 35% on select hotels after you book a flight*
    payments icon
    Earn twice
    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Buffalo (BUF) to Denver (DEN)

Prices were available within the past 7 days and start at AU$169 for one-way flights and AU$337 for round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri., 7 Jun. - Mon., 10 Jun.
BUF
Buffalo
DEN
Denver
AU$337 Return, found 6 days ago
AU$337
Return
found 6 days ago
Select Delta flight, departing Fri., 7 Jun. from Buffalo to Denver, returning Mon., 10 Jun., priced at AU$337 found 6 days ago
Delta
Fri., 7 Jun. - Mon., 10 Jun.
BUF
Buffalo
DEN
Denver
AU$431 Return, found 6 days ago
AU$431
Return
found 6 days ago
Select Delta flight, departing Fri., 7 Jun. from Buffalo to Denver, returning Mon., 10 Jun., priced at AU$431 found 6 days ago
Delta
Fri., 7 Jun. - Mon., 10 Jun.
BUF
Buffalo
DEN
Denver
AU$478 Return, found 6 days ago
AU$478
Return
found 6 days ago
Select Delta flight, departing Fri., 7 Jun. from Buffalo to Denver, returning Mon., 10 Jun., priced at AU$478 found 6 days ago
American Airlines
Fri., 7 Jun. - Mon., 10 Jun.
BUF
Buffalo
DEN
Denver
AU$504 Return, found 6 days ago
AU$504
Return
found 6 days ago
Select American Airlines flight, departing Fri., 7 Jun. from Buffalo to Denver, returning Mon., 10 Jun., priced at AU$504 found 6 days ago
Delta
Fri., 7 Jun. - Mon., 10 Jun.
BUF
Buffalo
DEN
Denver
AU$539 Return, found 6 days ago
AU$539
Return
found 6 days ago
Select Delta flight, departing Fri., 7 Jun. from Buffalo to Denver, returning Mon., 10 Jun., priced at AU$539 found 6 days ago
American Airlines
Fri., 7 Jun. - Mon., 10 Jun.
BUF
Buffalo
DEN
Denver
AU$554 Return, found 6 days ago
AU$554
Return
found 6 days ago
Select American Airlines flight, departing Fri., 7 Jun. from Buffalo to Denver, returning Mon., 10 Jun., priced at AU$554 found 6 days ago
American Airlines
Fri., 7 Jun. - Mon., 10 Jun.
BUF
Buffalo
DEN
Denver
AU$556 Return, found 6 days ago
AU$556
Return
found 6 days ago
Select American Airlines flight, departing Fri., 7 Jun. from Buffalo to Denver, returning Mon., 10 Jun., priced at AU$556 found 6 days ago
American Airlines
Fri., 7 Jun. - Mon., 10 Jun.
BUF
Buffalo
DEN
Denver
AU$579 Return, found 6 days ago
AU$579
Return
found 6 days ago
Select American Airlines flight, departing Fri., 7 Jun. from Buffalo to Denver, returning Mon., 10 Jun., priced at AU$579 found 6 days ago
American Airlines
Fri., 7 Jun. - Mon., 10 Jun.
BUF
Buffalo
DEN
Denver
AU$581 Return, found 6 days ago
AU$581
Return
found 6 days ago
Select American Airlines flight, departing Fri., 7 Jun. from Buffalo to Denver, returning Mon., 10 Jun., priced at AU$581 found 6 days ago
American Airlines
Fri., 7 Jun. - Mon., 10 Jun.
BUF
Buffalo
DEN
Denver
AU$599 Return, found 6 days ago
AU$599
Return
found 6 days ago
Select American Airlines flight, departing Fri., 7 Jun. from Buffalo to Denver, returning Mon., 10 Jun., priced at AU$599 found 6 days ago
Flight from Buffalo to Denver route information
Origin airport
Buffalo Niagara Intl.
Destination airport
Denver Intl.
Return price
AU$337
Distance
2169 km
Average flight time
1 hour 42 mins

Your quick guide to flights from Buffalo to Denver

Pick up great flights from Buffalo to Denver

With Expedia, you have your pick of 1 flights a day with 20 airlines covering flights from Buffalo to Denver. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Buffalo to Denver that take around 3 hours.

Find cheap flights from Buffalo to Denver

From the great flight deals with prices currently ranging from AU$337 to AU$599, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Buffalo to Denver around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Denver is normally in June.

Reasons to book your flight from Buffalo to Denver with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Buffalo to Denver across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Denver right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from Buffalo Niagara International Airport to Denver Airport?
Round-trip flights from Buffalo Niagara International Airport to DIA airport start from AU$337. This figure is based on fares listed within the last 7 days on Expedia for flights departing within the next year — book today to avoid missing out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Buffalo Niagara Intl. Airport (BUF) to DIA airport?
When it comes to cancellation fees, every airline has different terms and conditions. If you decide to cancel your trip, head to our Customer Service Portal.
How do I find cheap flights from Buffalo Niagara International Airport to Denver Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for Buffalo Niagara International Airport to Denver Intl. Airport (DEN) flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from BUF to Denver Airport?
It’s around 2 200 kilometres from Buffalo to Denver, so you’ll be in your seat for a while. Keep yourself occupied by packing things like a magazine or a good old-fashioned book.
Which airlines fly direct from Buffalo Niagara International Airport to DIA airport?
Southwest Airlines (WN) is one of the preferred choices for travellers jetting between Buffalo Niagara Intl. Airport (BUF) and Denver Intl. Airport (DEN). Take your pick of the 26 flights it offers on this route each month. For more options, check out the ticket prices from Frontier Airlines (F9). This carrier operates 26 flights a month between these airports.
Are Buffalo Niagara Intl. Airport (BUF) to Denver Airport flight tickets cheaper when they're purchased at the last minute?
Flight prices are always on the move, so it’s no sure thing. While last-minute flight deals between BUF and DIA airport are of course possible, it also makes sense to keep a close eye on prices well before you fly. In fact, some carriers announce their prices up to 12 months before the departure date. Expedia is continuously updating the biggest bargains around, so keep checking and be ready to book when the price dips.
*Available to Expedia members.