$76 Cheap flights from Buffalo Niagara Intl. to Denver Intl. (BUF to DEN)

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Find The Best Dates To Fly from Buffalo Niagara Intl. to Denver Intl.

Compare Flight Prices from Buffalo to Denver

Affordable Airfare Tickets from BUF to DEN Airport

The cheapest flights to Denver Intl. found within the past 7 days were $151 round trip and $76 one way. Prices and availability subject to change. Additional terms may apply.

Fri, Jun 6 - Mon, Jun 9
BUF
Buffalo
DEN
Denver
$151 Roundtrip, found 12 hours ago
$151
Roundtrip
found 12 hours ago
Select Frontier Airlines flight, departing Fri, Jun 6 from Buffalo to Denver, returning Mon, Jun 9, priced at $151 found 12 hours ago
Fri, Jun 6 - Fri, Jun 13
BUF
Buffalo
DEN
Denver
$171 Roundtrip, found 4 hours ago
$171
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Fri, Jun 6 from Buffalo to Denver, returning Fri, Jun 13, priced at $171 found 4 hours ago
Mon, Jun 2 - Fri, Jun 6
BUF
Buffalo
DEN
Denver
$188 Roundtrip, found 3 hours ago
$188
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Mon, Jun 2 from Buffalo to Denver, returning Fri, Jun 6, priced at $188 found 3 hours ago
Mon, Jun 2 - Fri, Jun 6
BUF
Buffalo
DEN
Denver
$198 Roundtrip, found 3 hours ago
$198
Roundtrip
found 3 hours ago
Select JetBlue Airways flight, departing Mon, Jun 2 from Buffalo to Denver, returning Fri, Jun 6, priced at $198 found 3 hours ago
Fri, Jul 4 - Wed, Jul 23
BUF
Buffalo
DEN
Denver
$210 Roundtrip, found 15 hours ago
$210
Roundtrip
found 15 hours ago
Select Frontier Airlines flight, departing Fri, Jul 4 from Buffalo to Denver, returning Wed, Jul 23, priced at $210 found 15 hours ago
Fri, Jul 4 - Wed, Jul 9
BUF
Buffalo
DEN
Denver
$211 Roundtrip, found 5 days ago
$211
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Fri, Jul 4 from Buffalo to Denver, returning Wed, Jul 9, priced at $211 found 5 days ago
Mon, Jun 9 - Fri, Jun 20
BUF
Buffalo
DEN
Denver
$212 Roundtrip, found 2 days ago
$212
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Mon, Jun 9 from Buffalo to Denver, returning Fri, Jun 20, priced at $212 found 2 days ago
Fri, Aug 8 - Mon, Aug 11
BUF
Buffalo
DEN
Denver
$213 Roundtrip, found 3 days ago
$213
Roundtrip
found 3 days ago
Select Delta flight, departing Fri, Aug 8 from Buffalo to Denver, returning Mon, Aug 11, priced at $213 found 3 days ago
Fri, Jul 4 - Mon, Jul 21
BUF
Buffalo
DEN
Denver
$216 Roundtrip, found 15 hours ago
$216
Roundtrip
found 15 hours ago
Select Frontier Airlines flight, departing Fri, Jul 4 from Buffalo to Denver, returning Mon, Jul 21, priced at $216 found 15 hours ago
Fri, Jul 4 - Fri, Jul 11
BUF
Buffalo
DEN
Denver
$217 Roundtrip, found 2 days ago
$217
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Fri, Jul 4 from Buffalo to Denver, returning Fri, Jul 11, priced at $217 found 2 days ago

Frequently asked questions

Can I catch a flight from Buffalo Niagara Intl. Airport (BUF) to Denver Intl. Airport (DEN) right now?
Make sure you visit our Covid-19 Travel Advisor to see if there are any current travel advice reports or quarantine requirements in place in Denver Airport when flying in from Buffalo Niagara International Airport.
Are there direct flights from Buffalo Niagara International Airport to Denver Airport?
Multiple airlines offer direct flights from BUF to Denver Airport. These include Southwest Airlines and Frontier Airlines — look into them if you want to land at your destination with no fuss.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to Denver Intl. Airport (DEN), please visit our Customer Service Portal.
How long is the flight from Buffalo Niagara International Airport to Denver Intl. Airport (DEN)?
With the flight from BUF to Denver Intl. Airport (DEN) taking around 5 hours and 45 minutes, you will have time to get a lot of things done in the air. Take advantage of your trip by bringing that novel you always wanted to read, exploring the in-flight entertainment or catching up on some sleep. You might even find you can squeeze in all three before the plane lands.
What is the flight distance from Buffalo Niagara Intl. Airport (BUF) to Denver Intl. Airport (DEN)?
Between Buffalo Niagara International Airport and Denver Intl. Airport (DEN), the flight distance is about 1,350 mi. So, order a glass of wine and sit back. You have some important decisions to make — start on a new series, read a good novel or just shut your eyes and sleep?
What airlines fly from Buffalo Niagara Intl. Airport (BUF) to Denver Intl. Airport (DEN)?
If you’re planning a trip to Denver from Buffalo, there are several airlines advertising direct flights. One of the best is Southwest Airlines (WN), which operates 30 flights on this route every month. You should also check out the deals available through Frontier Airlines (F9). Another popular airline, it operates 21 flights each month on the Buffalo to Denver route. Be sure to compare the two airlines to walk away with the best fare.
What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you’re flying with United Airlines, Southwest Airlines or Frontier Airlines you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Flight information from Buffalo to Denver

 

Traveling From
Buffalo Niagara Intl.
Traveling To
Denver Intl.
Shortest Flight Time
3 hours 35 mins
Earliest Departure Time
2:55PM EDT
Latest Departure Time
2:55PM EDT
Lowest Flight Price
$151

Route Info

Flight path for flights from Buffalo Niagara International Airport to Denver International Airport


Origin:
BUF - Buffalo Niagara International Airport
Destination:
DEN - Denver International Airport
Distance:
1,363.00 miles


Airlines & Aircraft Used on BUF to DEN Flight Routes


Airline Carrier
Aircraft
American Airlines
Boeing 737-500 pax

Discover our best flights from Buffalo BUF to Denver DEN. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Buffalo BUF to Denver DEN at the right price  

Airfares to Denver DEN from Buffalo BUF currently cost between $151 and $217. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Buffalo BUF to Denver DEN 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Buffalo BUF to Denver DEN on Travelocity starting at $76. Prices and availability subject to change. Additional terms may apply. 

 

Get to Denver DEN from Buffalo BUF quicker with direct flights. 

Get to Denver faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to DEN from BUF to take around 3 hour(s) 35 min(s).  

 

Find our cheapest airfares for flights from Buffalo BUF to Denver DEN

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to DEN from BUF. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Buffalo BUF to Denver DEN today 

If you’re flexible about when you travel, June is usually the cheapest month to fly from Buffalo BUF to Denver DEN. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to Denver DEN from Buffalo BUF 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to DEN from BUF have this option.  

 

Travel with confidence when you book flights to Denver DEN from Buffalo BUF with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.