$247 Cheap Flights from Aspen (ASE) to Buffalo (BUF)

View $247 flight on Thu, Nov 20, 2025Opens in a new window

Popular airlines from Aspen/Pitkin County Airport (ASE) to Buffalo Niagara Intl. Airport (BUF)

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Cheap Flights from Aspen to Buffalo (ASE-BUF)

Prices were available within the past 7 days and start at $247 for one-way flights and $289 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Jan 13 - Sun, Jan 18
ASE
Aspen
BUF
Buffalo
$289 Roundtrip, found 5 days ago
$289
Roundtrip
found 5 days ago
Select United flight, departing Tue, Jan 13 from Aspen to Buffalo, returning Sun, Jan 18, priced at $289 found 5 days ago
American Airlines
Tue, Jan 13 - Sun, Jan 18
ASE
Aspen
BUF
Buffalo
$294 Roundtrip, found 5 days ago
$294
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, Jan 13 from Aspen to Buffalo, returning Sun, Jan 18, priced at $294 found 5 days ago
United
Tue, Jan 13 - Sun, Jan 18
ASE
Aspen
BUF
Buffalo
$303 Roundtrip, found 5 days ago
$303
Roundtrip
found 5 days ago
Select United flight, departing Tue, Jan 13 from Aspen to Buffalo, returning Sun, Jan 18, priced at $303 found 5 days ago
United
Tue, Jan 13 - Sun, Jan 18
ASE
Aspen
BUF
Buffalo
$339 Roundtrip, found 5 days ago
$339
Roundtrip
found 5 days ago
Select United flight, departing Tue, Jan 13 from Aspen to Buffalo, returning Sun, Jan 18, priced at $339 found 5 days ago
United
Tue, Jan 13 - Sun, Jan 18
ASE
Aspen
BUF
Buffalo
$343 Roundtrip, found 5 days ago
$343
Roundtrip
found 5 days ago
Select United flight, departing Tue, Jan 13 from Aspen to Buffalo, returning Sun, Jan 18, priced at $343 found 5 days ago
American Airlines
Tue, Jan 13 - Sun, Jan 18
ASE
Aspen
BUF
Buffalo
$359 Roundtrip, found 5 days ago
$359
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, Jan 13 from Aspen to Buffalo, returning Sun, Jan 18, priced at $359 found 5 days ago
United
Tue, Jan 13 - Sun, Jan 18
ASE
Aspen
BUF
Buffalo
$369 Roundtrip, found 5 days ago
$369
Roundtrip
found 5 days ago
Select United flight, departing Tue, Jan 13 from Aspen to Buffalo, returning Sun, Jan 18, priced at $369 found 5 days ago
American Airlines
Tue, Jan 13 - Sun, Jan 18
ASE
Aspen
BUF
Buffalo
$374 Roundtrip, found 5 days ago
$374
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, Jan 13 from Aspen to Buffalo, returning Sun, Jan 18, priced at $374 found 5 days ago
United
Tue, Jan 13 - Sun, Jan 18
ASE
Aspen
BUF
Buffalo
$383 Roundtrip, found 5 days ago
$383
Roundtrip
found 5 days ago
Select United flight, departing Tue, Jan 13 from Aspen to Buffalo, returning Sun, Jan 18, priced at $383 found 5 days ago
Delta
Tue, Jan 13 - Sun, Jan 18
ASE
Aspen
BUF
Buffalo
$394 Roundtrip, found 5 days ago
$394
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Jan 13 from Aspen to Buffalo, returning Sun, Jan 18, priced at $394 found 5 days ago

Frequently asked questions

How much does a flight from Pitkin County Airport (ASE) to Buffalo Niagara Intl. Airport (BUF) cost?
Lock in a cheap one-way flight from $247 or cheap return flight from $289 from Pitkin County Airport (ASE) to Buffalo Niagara Intl. Airport (BUF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Pitkin County Airport (ASE) to Buffalo Niagara Intl. Airport (BUF)?
The cheapest month to fly from ASE to BUF is January, when there's less demand. Off-peak months are generally when airlines offer better prices between these airports.
What is the cheapest airline that flies from Pitkin County Airport (ASE) to Buffalo Niagara Intl. Airport (BUF)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest ASE to BUF flight.
How many flights per day from Pitkin County Airport (ASE) to Buffalo Niagara Intl. Airport (BUF)?
You'll need to book a flight with a layover if you're traveling from Pitkin County Airport (ASE) to Buffalo Niagara Intl. Airport (BUF). There are no daily direct flights on this route. However, just filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from ASE to BUF?
Generally you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* But this can vary based on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Pitkin County Airport (ASE) to Buffalo Niagara Intl. Airport (BUF)?
Book a flight from Pitkin County Airport (ASE) to Buffalo Niagara Intl. Airport (BUF) that leaves before 3 PM to reduce the likelihood of delays. Later departures have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Pitkin County Airport (ASE) to Buffalo Niagara Intl. Airport (BUF) last-minute?
Booking your flight from ASE to BUF right before your trip is typically more expensive. However, if there's some wiggle room with your departure dates and times, you could grab a cheap last-minute fare.
Is it cheaper to book an ASE to BUF flight and hotel package?
You'll generally save money by securing an ASE to BUF flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one place. Once you've chosen your preferred flights and accommodations, consider adding extras including activities, car rentals and tours.
Can I cancel or change the date of my flight from Pitkin County Airport (ASE) to Buffalo Niagara Intl. Airport (BUF)?
Typically, you're able to cancel or reschedule your ASE to BUF flight. However, additional fees may apply, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you need more details, visit our Customer Service portal.

Travel information

Origin airport
Pitkin County
Destination airport
Buffalo Niagara Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$288
Distance
1480 mi

Book with confidence

Aspen to Buffalo Flights

The cheapest times to fly from Aspen to Buffalo

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Aspen to Buffalo are during the month of January. You can find some of the cheapest flights from Aspen to Buffalo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Aspen to Buffalo

Sunday is one of the best days to book for cheap flights from Aspen to Buffalo: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Aspen to Buffalo

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Aspen to Buffalo in 2025. You can also book with separate airlines for your outbound and return journeys, from $247 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Aspen to Buffalo flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Aspen to Buffalo airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Aspen to Buffalo Flights

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*Available to One Key members.