May is by far the best month, wherein you can get cheapest flights for Denver to Buffalo. Meanwhile, is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.
Disclaimer - All the above-mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.

Denver
17:40
Denver
Denver International Airport
Sun , 12 Jul 2026

Buffalo
22:58
Buffalo
Buffalo Niagara International Airport
Sun, 12 Jul 2026

Denver
23:15
Denver
Denver International Airport
Sun , 12 Jul 2026

Buffalo
09:10
Buffalo
Buffalo Niagara International Airport
Mon, 13 Jul 2026

Denver
17:49
Denver
Denver International Airport
Sun , 12 Jul 2026

Buffalo
00:52
Buffalo
Buffalo Niagara International Airport
Mon, 13 Jul 2026

Denver
15:04
Denver
Denver International Airport
Sun , 12 Jul 2026

Buffalo
23:58
Buffalo
Buffalo Niagara International Airport
Sun, 12 Jul 2026

Denver
06:45
Denver
Denver International Airport
Sun , 12 Jul 2026

Buffalo
15:11
Buffalo
Buffalo Niagara International Airport
Sun, 12 Jul 2026

Denver
11:15
Denver
Denver International Airport
Sun , 12 Jul 2026

Buffalo
18:33
Buffalo
Buffalo Niagara International Airport
Sun, 12 Jul 2026

Denver
17:40
Denver
Denver International Airport
Sun , 12 Jul 2026

Buffalo
22:58
Buffalo
Buffalo Niagara International Airport
Sun, 12 Jul 2026

Denver
23:15
Denver
Denver International Airport
Sun , 12 Jul 2026

Buffalo
09:10
Buffalo
Buffalo Niagara International Airport
Mon, 13 Jul 2026

Denver
17:49
Denver
Denver International Airport
Sun , 12 Jul 2026

Buffalo
00:52
Buffalo
Buffalo Niagara International Airport
Mon, 13 Jul 2026

Denver
15:04
Denver
Denver International Airport
Sun , 12 Jul 2026

Buffalo
23:58
Buffalo
Buffalo Niagara International Airport
Sun, 12 Jul 2026

Denver
09:00
Denver
Denver International Airport
Sun , 12 Jul 2026

Buffalo
18:33
Buffalo
Buffalo Niagara International Airport
Sun, 12 Jul 2026










Flying from Denver to Buffalo has never been easier. Whether you’re planning a short business trip, a weekend getaway, or reconnecting with family and friends, Easemytrip brings you the best deals, seamless booking, and flexible options for this popular flight route. Our platform is built to help travellers like you compare flight prices, explore direct and connecting options, and find the perfect departure time — all within a few clicks.
The air route between Denver to Buffalo is one of the most frequently travelled, offering reliable services from top airlines and excellent connectivity between Denver International Airport (DEN) and Buffalo Niagara International Airport (BUF). You can expect a flight distance of approximately 2181 km, and most direct services cover it in around 07:28.
Let’s take a closer look at everything you need to know before booking your flight from Denver to Buffalo.
| Flight Details | Information |
|---|---|
| Route Distance | 2181 km |
| Average Flight Time | 07:28 hrs |
| Departure Airport | Denver International Airport (DEN) |
| Arrival Airport | Buffalo Niagara International Airport (BUF) |
| Cabin Classes Available | Economy Class, Premium Economy, Business Class, First Class |
| Direct Flights | YES |
| Common Airlines | United Airlines, JetBlue Airways, American Airlines, Delta Airlines |
The route is serviced regularly by both full-service and budget airlines, catering to all types of travellers — from those looking for no-frills budget options to those preferring business and first-class comfort. If you're flying for business, early morning weekday flights are a great choice, while leisure travellers often opt for weekend and evening departures.