Cheap Flights from Seattle to Aspen

Compare Seattle to Aspen flight deals

Find the cheapest month or even day of the year to fly to Aspen

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Flight deals from Seattle to Aspen

Looking for a cheap last-minute deal or the best return flight from Seattle to Aspen? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Seattle to Aspen

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Seattle to Aspen flights are currently cheapest in September.

Seattle to Aspen: Alternative routes

Compare routes from Seattle to Aspen below. You may find an airport to fly into that's cheaper, faster, or easier than Aspen.

Seattle to Aspen: Flight information

The things to know before you go.
Cheapest flight found236 €
Cheapest month to flySeptember

Finding cheap flights from Seattle to Aspen: Frequently asked questions

The best price we found for a return flight from Seattle to Aspen is 236 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Seattle to Aspen. But we found flights with one stop from 236 €.
As of July 2025, there are no flights flying from Seattle to Aspen.
The cheapest month to fly from Seattle to Aspen is usually September.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Seattle to Aspen Airport on Saturday, 6 September 2025.
No airlines currently offer direct flights between Seattle and Aspen Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Aspen but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Aspen is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Aspen is United .

Travelling from Seattle to Aspen Airport (ASE): What you need to know

  • Start your trip at Seattle-Tacoma International Airport (SEA), the main airport in Seattle. Search for flights from Seattle to Aspen Airport (ASE) that leave from this base.

  • The timezone in Aspen is UTC-6, which is one hour ahead of Seattle. Aspen Airport is located in Aspen.

  • Arrive at the airport on time so you don't miss your flight from Seattle to ASE. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid any last-minute rush.

  • Peak travel periods mean busier airports, so plan to arrive even earlier. Give yourself at least two hours before a domestic flight and four hours for an international journey to stay on schedule.

Airports in Seattle

Seattle-Tacoma International Airport (SEA)

  • SEA is about 23 kilometres from central Seattle. If you're driving, ride-sharing or catching a cab from the centre, it'll take you 20 minutes or so to get there, depending on the traffic. If you're using public transport, expect the journey time to be around 55 minutes.

  • Looking for a comfortable hotel close to Seattle-Tacoma International Airport? If you're catching an early flight from Seattle to Aspen Airport, these accommodation options will put you a quick hop from check-in:

  • Seattle-Tacoma International Airport has an excellent on-time performance, so flight disruptions are less likely. Departures from SEA land on schedule 81.27% of the time.

Lake Union Sea Plane Base Airport (LKE)

  • You can get to LKE from the centre of Seattle in about 10 minutes by car, depending on traffic conditions. The ride by public transport takes roughly 25 minutes to travel the 3 kilometres or so.

  • Got an early start? You might like to check in to one of these hotels near Lake Union Sea Plane Base Airport the day before your Seattle to ASE flight:

About Aspen Airport (ASE)

  • Have a late flight from Seattle to Aspen Airport? Don't let it stretch your travel day into tomorrow. Check in to one of these hotels near ASE and shut your eyes sooner:

  • Get on the fast track to adventure by picking up an Aspen Airport rental car. Grab your wheels from Hertz, Sixt or Budget and explore beyond Aspen's usual tourist stops.

  • Lock in the best deal by booking your ride around four weeks before your Seattle to Aspen Airport flight.

  • You'll find ASE at 233 East Airport Road.

Getting from Aspen Airport (ASE) to central Aspen

  • From Aspen Airport, central Aspen is around 6 kilometres away. It takes about 10 minutes to reach the city centre by car.

  • When travelling on public transport, expect a journey of around 25 minutes.

How to find the cheapest flights from Seattle to Aspen Airport (ASE)

  • At the moment, 185 € is the best price we've found for a one-way ticket from Seattle to Aspen Airport. The cheapest price for a return flight is 236 €. Remember fares may change due to demand at the time of booking.

  • Don't leave everything to the last moment. You're more likely to find cheap flights from Seattle to ASE if you book early. Airlines often offer some fantastic early bird deals.

  • The 'Whole month' search tool will show you the cheapest Seattle to Aspen Airport tickets throughout the entire month. It's a good way to find a bargain if your travel plans are flexible.

  • Never miss a deal on plane tickets from Seattle to ASE by creating a Price Alert. We'll send you an email or notification on the app when a lower fare becomes available.

  • Filters make it easier to find a bargain for your flight from Seattle to Aspen Airport. Choose the airlines, flight times and stops that make sense for you. Then sort the results by 'Cheapest' to find the best price quickly.

The best time to fly from Seattle to Aspen Airport (ASE)

  • July is the most popular month for flights from Seattle to Aspen Airport (ASE). Plan your visit to Aspen in April if you'd rather avoid peak season.

  • Lock in a Seattle to ASE plane ticket departing in July if you're eager to visit the city during its warmest month. Expect temperatures in Aspen to range from 4ºC (39ºF) to 26ºC (79ºF).

  • Search for cheap tickets from Seattle to Aspen Airport in December if you like travelling in cooler conditions. Temperatures are at their lowest then, ranging between -19ºC (-2ºF) and 1ºC (34ºF).

More about Aspen

  • When it comes to searching for somewhere to rest your head, you'll find the top stays in Aspen right here. Check out these options once you've locked in your flight from Seattle to Aspen Airport:

  • All great adventures should include a little sightseeing. Aspen Mountain Ski Resort - Aspen Skiing Company, Aspen Mountain and Conundrum Hot Springs are must-do's during your Aspen adventure.

Explore more of the United States

  • Aspen has plenty to offer, but there are so many other parts of the United States just waiting to be explored. About 177 kilometres east of Aspen, a trip to Denver will keep you on the move. Start with popular sights like Denver Art Museum, Meow Wolf Denver | Convergence Station and Ballpark.

  • Around 177 kilometres east of Aspen, Colorado Springs is another favourite stop in the United States. Experience this destination's highlights firsthand at Garden of the Gods, Pikes Peak Region Attractions and Red Rock Canyon.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.