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Cheap flights from Aspen to Seattle from $219

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Aspen to Seattle departing on 9/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Aspen to Seattle

Cheap round-trip flights

United Airlines Logo
6:15 pm - 11:29 pmASE-SEA
6h 14m1 stop
United Airlines Logo
5:00 am - 10:39 amSEA-ASE
4h 39m1 stop
$273United Airlines
Find Deal
Wed, Oct 8 - Mon, Oct 13
United Airlines Logo
1:15 pm - 8:54 pmASE-SEA
8h 39m2 stops
United Airlines Logo
5:02 am - 10:50 amSEA-ASE
4h 48m1 stop
$284United Airlines
Find Deal
Wed, Sep 10 - Sun, Sep 14
United Airlines Logo
6:15 pm - 10:59 pmASE-SEA
5h 44m1 stop
United Airlines Logo
3:36 pm - 9:19 pmSEA-ASE
4h 43m1 stop
$301United Airlines
Find Deal
Thu, Sep 18 - Wed, Sep 24
United Airlines Logo
6:15 pm - 10:59 pmASE-SEA
5h 44m1 stop
United Airlines Logo
6:25 am - 6:19 pmSEA-ASE
10h 54m2 stops
$303United Airlines
Find Deal
Thu, Sep 18 - Wed, Sep 24
American Airlines Logo
12:11 pm - 7:09 pmASE-SEA
7h 58m1 stop
American Airlines Logo
11:49 pm - 9:54 amSEA-ASE
9h 05m1 stop
$399American Airlines
Find Deal
Wed, Sep 10 - Sun, Sep 14
Delta Logo
12:02 pm - 4:59 pmASE-SEA
5h 57m1 stop
Delta Logo
10:15 am - 5:53 pmSEA-ASE
6h 38m1 stop
$418Delta
Find Deal
Thu, Sep 18 - Wed, Sep 24
Delta Logo
12:02 pm - 4:59 pmASE-SEA
5h 57m1 stop
Delta Logo
10:15 am - 5:53 pmSEA-ASE
6h 38m1 stop
$434Delta
Find Deal
Fri, Sep 12 - Sun, Sep 14
American Airlines Logo
8:00 am - 2:48 pmASE-SEA
7h 48m1 stop
American Airlines Logo
11:44 am - 8:34 pmSEA-ASE
7h 50m1 stop
$499American Airlines
Find Deal
Fri, Oct 10 - Mon, Oct 13
Delta Logo
12:02 pm - 4:59 pmASE-SEA
5h 57m1 stop
Delta Logo
10:15 am - 5:53 pmSEA-ASE
6h 38m1 stop
$513Delta
Find Deal
Mon, Sep 22 - Thu, Sep 25
American Airlines Logo
12:16 pm - 9:08 pmASE-SEA
9h 52m2 stops
American Airlines Logo
11:49 pm - 9:54 amSEA-ASE
9h 05m1 stop
$566American Airlines
Find Deal
Fri, Sep 12 - Sun, Sep 14

Delta flights from Aspen to Seattle

Our best Delta deals on Aspen to Seattle flight tickets
Delta
Sep 18
ASE12:02 pmAspen Pitkin County
5h 57m
1 stop
SEA4:59 pmSeattle/Tacoma Intl
Sep 24
SEA10:15 amSeattle/Tacoma Intl
6h 38m
1 stop
ASE5:53 pmAspen Pitkin County
$418
Find similar
Delta
Sep 12
ASE12:02 pmAspen Pitkin County
5h 57m
1 stop
SEA4:59 pmSeattle/Tacoma Intl
Sep 14
SEA10:15 amSeattle/Tacoma Intl
6h 38m
1 stop
ASE5:53 pmAspen Pitkin County
$434
Find similar
Delta
Sep 4
ASE12:05 pmAspen Pitkin County
5h 46m
1 stop
SEA4:51 pmSeattle/Tacoma Intl
Sep 12
SEA10:15 amSeattle/Tacoma Intl
6h 38m
1 stop
ASE5:53 pmAspen Pitkin County
$479
Find similar

United Airlines flights from Aspen to Seattle

Our best United Airlines deals on Aspen to Seattle flight tickets
United Airlines
Oct 8
ASE6:15 pmAspen Pitkin County
6h 14m
1 stop
SEA11:29 pmSeattle/Tacoma Intl
Oct 13
SEA5:00 amSeattle/Tacoma Intl
4h 39m
1 stop
ASE10:39 amAspen Pitkin County
$273
Find similar
United Airlines
Sep 10
ASE1:15 pmAspen Pitkin County
8h 39m
2 stops
SEA8:54 pmSeattle/Tacoma Intl
Sep 14
SEA5:02 amSeattle/Tacoma Intl
4h 48m
1 stop
ASE10:50 amAspen Pitkin County
$284
Find similar
United Airlines
Sep 18
ASE6:15 pmAspen Pitkin County
5h 44m
1 stop
SEA10:59 pmSeattle/Tacoma Intl
Sep 24
SEA3:36 pmSeattle/Tacoma Intl
4h 43m
1 stop
ASE9:19 pmAspen Pitkin County
$301
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Aspen to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 27, 2025.
Use the filters below to find and compare flights from Aspen to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AspenSeattle

ASE - SEA

ASESEA

Aspen Pitkin County

Wed 10/8

6:15 pm-11:29 pm

1 stop6h 14m

Seattle/Tacoma Intl

Mon 10/13

5:00 am-10:39 am

1 stop4h 39m

$273

AspenSeattle

ASE - SEA

ASESEA

Aspen Pitkin County

Wed 9/10

1:15 pm-8:54 pm

2 stops8h 39m

Seattle/Tacoma Intl

Sun 9/14

5:02 am-10:50 am

1 stop4h 48m

$284

AspenSeattle

ASE - SEA

ASESEA

Aspen Pitkin County

Thu 9/18

6:15 pm-10:59 pm

1 stop5h 44m

Seattle/Tacoma Intl

Wed 9/24

3:36 pm-9:19 pm

1 stop4h 43m

$301

AspenSeattle

ASE - SEA

ASESEA

Aspen Pitkin County

Thu 9/18

6:15 pm-10:59 pm

1 stop5h 44m

Seattle/Tacoma Intl

Wed 9/24

6:25 am-6:19 pm

2 stops10h 54m

$303

AspenSeattle

ASE - SEA

ASESEA

Aspen Pitkin County

Wed 9/10

12:11 pm-7:09 pm

1 stop7h 58m

Seattle/Tacoma Intl

Sun 9/14

11:49 pm-9:54 am

1 stop9h 05m

$399

AspenSeattle

ASE - SEA

ASESEA

Aspen Pitkin County

Thu 9/18

12:02 pm-4:59 pm

1 stop5h 57m

Seattle/Tacoma Intl

Wed 9/24

10:15 am-5:53 pm

1 stop6h 38m

$418

AspenSeattle

ASE - SEA

ASESEA

Aspen Pitkin County

Fri 9/12

12:02 pm-4:59 pm

1 stop5h 57m

Seattle/Tacoma Intl

Sun 9/14

10:15 am-5:53 pm

1 stop6h 38m

$434

AspenSeattle

ASE - SEA

ASESEA

Aspen Pitkin County

Fri 10/10

8:00 am-2:48 pm

1 stop7h 48m

Seattle/Tacoma Intl

Mon 10/13

11:44 am-8:34 pm

1 stop7h 50m

$499

AspenSeattle

ASE - SEA

ASESEA

Aspen Pitkin County

Mon 9/22

12:02 pm-4:59 pm

1 stop5h 57m

Seattle/Tacoma Intl

Thu 9/25

10:15 am-5:53 pm

1 stop6h 38m

$513

AspenSeattle

ASE - SEA

ASESEA

Aspen Pitkin County

Fri 9/12

12:16 pm-9:08 pm

2 stops9h 52m

Seattle/Tacoma Intl

Sun 9/14

11:49 pm-9:54 am

1 stop9h 05m

$566

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Seattle from

How to get the cheapest flight ticket from Aspen to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Aspen is on a Sunday. momondo users have found tickets for Sunday departures for as low as $468. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Tuesday is the most expensive day to depart from Aspen because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $535.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from Aspen in the morning is the least expensive time of day to depart. momondo users have found prices as low as $486 when looking at flights departing in the morning. Flights to Seattle are more costly at noon, with an average ticket price of $509. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Aspen to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Aspen to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Aspen to Seattle (ASE to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Aspen to Seattle

Direct flights

None
There are no direct flights from Aspen to Seattle. There are no popular flight routes from Aspen to Seattle.
Search flight deals

  • How far is Aspen Pitkin County to Seattle/Tacoma Intl by plane?

    A flight from Aspen Pitkin County to Seattle/Tacoma Intl will travel around 968.9 mi. In terms of flight time, this usually takes a little over 5h 44m.

  • When did momondo last update prices for flights from Aspen Pitkin County Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Aspen Pitkin County Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Aspen Pitkin County Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Aspen Pitkin County Airport to Seattle/Tacoma Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Aspen Pitkin County Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Aspen to Seattle?

Best airlines flying from Aspen to Seattle

Compare and see reviews for airlines that fly from Aspen to Seattle with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $248Free CancellationRating
7.9
7,977 reviews
Search Delta flights
United AirlinesPriceFrom $308Free CancellationRating
7.4
8,945 reviews
Search United Airlines flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Leavenworth
Tacoma
SeaTac
Ocean Shores
Olympia
Renton
Lynnwood
Kent
Marysville
Puyallup
Federal Way
Cle Elum
Tukwila
Kirkland
Centralia
Lakewood
Shoreline
Fife
Redmond
Westport

Why use momondo?

Why should I use momondo to find a flight deal from Aspen to Seattle?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Aspen to Seattle for you.

Can I find flights from Aspen to Seattle with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Aspen to Seattle flights to just show those with flexible booking policies.

How can momondo help me find flights from Aspen to Seattle?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seattle from Aspen.

I’m not ready to book a flight from Aspen to Seattle right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Seattle from Aspen. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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