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Good to Know: Cheapest and Fastest BUF - DEN Flights
Useful information for finding best airline tickets from Buffalo Niagara International to Denver International on your next trip.
Cheapest Round Trip Flight
$388
Southwest Airlines
• nonstop
• 5h 35m
Jul 24 – Jul 26
The cheapest round trip flight from Buffalo to Denver (BUF-DEN-BUF) is currently $388
Cheapest Direct Flight
$388
Southwest Airlines
• nonstop
• 5h 35m
Jul 24
The cheapest nonstop flight from Buffalo to Denver (BUF-DEN) is currently $388
Fastest Flight
5h 35m
The fastest nonstop flight from Buffalo to Denver (BUF-DEN) takes 5h 35m
Latest Flight Deals from Buffalo (BUF) to Denver (DEN)
Compare and book low fare round-trip air tickets from Buffalo to Denver. Ideal for travelers with confirmed return itineraries.
Jul 24 - Jul 26, Economy
Buffalo → Denver
5h 35m
4:40 PM - 6:15 PM • nonstop
Buffalo → Denver
10h 25m
12:55 PM - 9:20 PM • 2 stops
Southwest Airlines
Jul 24 - Jul 26, Economy
Buffalo → Denver
8h 55m
4:10 PM - 7:45 PM • 1 stop
Buffalo → Denver
8h 40m
7:15 AM - 2:35 PM • 1 stop
Southwest Airlines
Jul 24 - Jul 26, Economy
Buffalo → Denver
10h 23m
11:36 AM - 3:59 PM • 1 stop
Buffalo → Denver
10h 30m
8:00 AM - 4:30 PM • 1 stop
Sun Country Airlines
Jul 24 - Jul 26, Economy
Buffalo → Denver
12h 33m
10:21 AM - 4:14 PM • 1 stop
Buffalo → Denver
9h 9m
10:52 AM - 6:41 PM • 1 stop
Delta Airlines
Jul 24 - Jul 26, Economy
Buffalo → Denver
5h 35m
9:00 AM - 10:35 AM • nonstop
Buffalo → Denver
5h 18m
5:40 PM - 10:58 PM • nonstop
United Airlines
Looking for the fastest way to Denver? These direct flight options from BUF to DEN offer both convenience and value—no layovers, just straight to your destination.
Jul 24 - Jul 26, Economy
Buffalo → Denver
5h 35m
4:40 PM - 6:15 PM • nonstop
Buffalo → Denver
5h
12:45 PM - 5:45 PM • nonstop
Southwest Airlines
FAQs on Buffalo to Denver Flights
What are the airports in Buffalo?
BUF
What’s the most popular airline flying from BUF to DEN?
The most popular airline flying from Buffalo to Denver are
Can I fly from BUF to DEN non-stop?
Yes, you can fly BUF to DEN non-stop on
Which airlines fly nonstop between Buffalo and Denver?
The non-stop flights between Buffalo and Denver are .
What’s the earliest departure time from BUF to DEN Airport?
The earliest flight leaves BUF at 8:08 am and lands in DEN - Denver International
What are the airports in Denver?
DEN
Can I make changes to my Buffalo to Denver flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from BUF to DEN?
Read the fare rules of the Buffalo to Denver air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Buffalo and Denver?
operate flights between Buffalo and Denver
How long does a flight from Buffalo to Denver take?
It takes approximately 3 hour to fly non-stop from BUF to DEN, which is 1358.99 miles by air.
Which airlines provide the cheapest flights from Buffalo (BUF) to Denver (DEN) ?
In the past couple of days, the cheapest tickets to DEN from BUF were found on WN : USD 388
Do I need a passport to fly between BUF and DEN?
No
What’s the latest departure time from BUF to DEN ?
The last flight leaves BUF at 4:40 pm
Buffalo (BUF) to Denver (DEN): Airport Information
| Origin Airport | Buffalo Niagara International , Buffalo, US |
| Destination Airport | Denver International , Denver, US |
| Distance | 1359 miles |
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