Direct flights from Buffalo to Denver

Did you mean Flights from Denver to Buffalo?

Buffalo

United States

BUF

Buffalo Niagara International Airport

Denver

United States

DEN

Denver International Airport

Route: Nonstop service available
Distance: 1,356 miles
Marketing airlines: 2 airlines
Aircraft: 5 aircraft types
Dates: Oct 19, 2026 – Oct 16, 2027

Observed award fares

A sample of one-way prices for one traveler from Roame’s fare cache. Points, fees, and seats describe the same observation. Availability can change; confirm with the loyalty program before transferring points.

Lowest price in this limited sample: 60,800 points + $5.00 for BUF → DEN, Economy, on 2026-10-26, booked with United MileagePlus. This is an observed fare, not a guaranteed price or the lowest price across all dates and programs.

Departure window: 2026-10-23 – 2026-11-21.

BUF → DENEconomy
UA1727
60,800 points+ $5.00
Departure
2026-10-26
Seats seen
1
Book with
United MileagePlus
Observed (UTC)
2026-10-22 19:00

Buffalo to Denver route overview

Buffalo Niagara International Airport (BUF) serves Buffalo; Denver International Airport (DEN) serves Denver.

The airports are 1,356 miles apart by great-circle distance.

Roame's current schedule feed shows nonstop service from BUF to DEN.

Marketing airlines listed in the current schedule, including codeshare sellers, are United Airlines (UA) and Southwest Airlines (WN). This list does not identify the operating airline for each flight; check the flight details before booking.

Published schedule dates span Oct 19, 2026 – Oct 16, 2027.

Marketing airlines on the Buffalo to Denver route

These are marketing airlines, including codeshare sellers. This list does not identify the operating airline for each flight; check the flight details before booking.

Airline alliance affiliations represented: Star Alliance

Aircraft flying from BUF to DEN

Frequently asked questions

Which airports serve the Buffalo to Denver route?

Buffalo Niagara International Airport (BUF) is the origin airport and Denver International Airport (DEN) is the destination airport.

How far is Denver from Buffalo?

BUF and DEN are approximately 1,356 miles apart by great-circle distance.

Are there direct flights from BUF to DEN?

Yes. Roame's current schedule feed shows nonstop service from BUF to DEN.

Which airlines market flights from BUF to DEN?

Which aircraft fly from BUF to DEN?

Aircraft listed in the current schedule include Airbus A320 (320), Boeing 737-800 (738), Boeing 737-800 Winglets (73H), Boeing 737 MAX 8 (7M8) and 7S7.