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Cheap flights from Seattle to Aspen from $249

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Aspen departing on 2/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Seattle to Aspen

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:00 am - 11:10 am
SEA
-
ASE
5h 10m
1 stop
United Airlines Logo
4:59 pm - 9:12 pm
ASE
-
SEA
5h 13m
1 stop
$249United Airlines
Sat, Feb 28 - Tue, Mar 3
United Airlines Logo
5:00 am - 11:10 am
SEA
-
ASE
5h 10m
1 stop
United Airlines Logo
1:55 pm - 9:01 pm
ASE
-
SEA
8h 06m
2 stops
$254United Airlines
Sat, Feb 28 - Tue, Mar 3
United Airlines Logo
5:00 am - 11:10 am
SEA
-
ASE
5h 10m
1 stop
United Airlines Logo
10:15 am - 4:21 pm
ASE
-
SEA
7h 06m
1 stop
$319United Airlines
Sat, Feb 28 - Tue, Mar 3
United Airlines Logo
5:00 am - 11:10 am
SEA
-
ASE
5h 10m
1 stop
United Airlines Logo
1:55 pm - 9:01 pm
ASE
-
SEA
8h 06m
2 stops
$324United Airlines
Sat, Feb 28 - Tue, Mar 3
Alaska Airlines Logo
12:50 pm - 1:08 pm
SEA
-
ASE
23h 18m
1 stop
Alaska Airlines Logo
7:24 pm - 10:44 am
ASE
-
SEA
16h 20m
1 stop
$329Alaska Airlines
Thu, Feb 26 - Mon, Mar 2
American Airlines Logo
7:35 am - 4:28 pm
SEA
-
ASE
7h 53m
1 stop
American Airlines Logo
11:43 am - 6:05 pm
ASE
-
SEA
7h 22m
1 stop
$349American Airlines
Fri, Jan 30 - Mon, Feb 2
United Airlines Logo
5:00 am - 11:04 am
SEA
-
ASE
5h 04m
1 stop
United Airlines Logo
12:36 pm - 9:12 pm
ASE
-
SEA
9h 36m
2 stops
$354United Airlines
Fri, Jan 30 - Mon, Feb 2
United Airlines Logo
3:48 pm - 9:48 pm
SEA
-
ASE
5h 00m
1 stop
United Airlines Logo
5:16 pm - 10:56 pm
ASE
-
SEA
6h 40m
1 stop
$399United Airlines
Sat, Apr 4 - Thu, Apr 9
United Airlines Logo
7:15 am - 7:48 pm
SEA
-
ASE
11h 33m
2 stops
United Airlines Logo
1:55 pm - 9:01 pm
ASE
-
SEA
8h 06m
2 stops
$405United Airlines
Sat, Feb 28 - Tue, Mar 3
United Airlines Logo
3:48 pm - 9:48 pm
SEA
-
ASE
5h 00m
1 stop
United Airlines Logo
2:27 pm - 11:27 pm
ASE
-
SEA
10h 00m
2 stops
$409United Airlines
Mon, Apr 13 - Sat, Apr 18

United Airlines flights from Seattle to Aspen

Our best United Airlines deals on Seattle to Aspen flight tickets
United Airlines
Feb 28
SEA5:00 amSeattle/Tacoma Intl
5h 10m
1 stop
ASE11:10 amAspen Pitkin County
Mar 3
ASE4:59 pmAspen Pitkin County
5h 13m
1 stop
SEA9:12 pmSeattle/Tacoma Intl
$249
United Airlines
Feb 28
SEA5:00 amSeattle/Tacoma Intl
5h 10m
1 stop
ASE11:10 amAspen Pitkin County
Mar 3
ASE1:55 pmAspen Pitkin County
8h 06m
2 stops
SEA9:01 pmSeattle/Tacoma Intl
$254
United Airlines
Feb 28
SEA5:00 amSeattle/Tacoma Intl
5h 10m
1 stop
ASE11:10 amAspen Pitkin County
Mar 3
ASE10:15 amAspen Pitkin County
7h 06m
1 stop
SEA4:21 pmSeattle/Tacoma Intl
$319

Alaska Airlines flights from Seattle to Aspen

Our best Alaska Airlines deals on Seattle to Aspen flight tickets
Alaska Airlines
Feb 26
SEA12:50 pmSeattle/Tacoma Intl
23h 18m
1 stop
ASE1:08 pmAspen Pitkin County
Mar 2
ASE7:24 pmAspen Pitkin County
16h 20m
1 stop
SEA10:44 amSeattle/Tacoma Intl
$329
Alaska Airlines
Feb 19
SEA3:50 pmSeattle/Tacoma Intl
20h 18m
1 stop
ASE1:08 pmAspen Pitkin County
Feb 26
ASE12:19 pmAspen Pitkin County
7h 38m
1 stop
SEA6:57 pmSeattle/Tacoma Intl
$474
Alaska Airlines
Feb 26
SEA9:14 pmSeattle/Tacoma Intl
14h 54m
1 stop
ASE1:08 pmAspen Pitkin County
Mar 1
ASE7:24 pmAspen Pitkin County
15h 07m
1 stop
SEA9:31 amSeattle/Tacoma Intl
$544

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Aspen 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 January 20, 2026.
Use the filters below to find and compare flights from Seattle to Aspen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Sat 2/28

5:00 am-11:10 am

1 stop5h 10m

Aspen Pitkin County

Tue 3/3

4:59 pm-9:12 pm

1 stop5h 13m

$249

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Sat 2/28

5:00 am-11:10 am

1 stop5h 10m

Aspen Pitkin County

Tue 3/3

1:55 pm-9:01 pm

2 stops8h 06m

$254

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Sat 2/28

5:00 am-11:10 am

1 stop5h 10m

Aspen Pitkin County

Tue 3/3

10:15 am-4:21 pm

1 stop7h 06m

$319

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Sat 2/28

5:00 am-11:10 am

1 stop5h 10m

Aspen Pitkin County

Tue 3/3

1:55 pm-9:01 pm

2 stops8h 06m

$324

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Thu 2/26

12:50 pm-1:08 pm

1 stop23h 18m

Aspen Pitkin County

Mon 3/2

7:24 pm-10:44 am

1 stop16h 20m

$329

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Fri 1/30

7:35 am-4:28 pm

1 stop7h 53m

Aspen Pitkin County

Mon 2/2

11:43 am-6:05 pm

1 stop7h 22m

$349

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Fri 1/30

5:00 am-11:04 am

1 stop5h 04m

Aspen Pitkin County

Mon 2/2

12:36 pm-9:12 pm

2 stops9h 36m

$354

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Sat 4/4

3:48 pm-9:48 pm

1 stop5h 00m

Aspen Pitkin County

Thu 4/9

5:16 pm-10:56 pm

1 stop6h 40m

$399

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Sat 2/28

7:15 am-7:48 pm

2 stops11h 33m

Aspen Pitkin County

Tue 3/3

1:55 pm-9:01 pm

2 stops8h 06m

$405

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Mon 4/13

3:48 pm-9:48 pm

1 stop5h 00m

Aspen Pitkin County

Sat 4/18

2:27 pm-11:27 pm

2 stops10h 00m

$409

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Aspen from

How to get the cheapest flight ticket from Seattle to Aspen

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 airlines fly to Aspen?

United Airlines, Delta and Alaska Airlines are the top three most popular airlines that fly to Aspen from Seattle according to our data. United Airlines is the first choice among our users, with 72% of people opting to fly with this airline when traveling to Aspen. Keep in mind that there are 5 different airlines that fly to Aspen on a routine basis, so you have a few additional options to choose from.

When to book flights from Seattle to Aspen

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

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

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

Fastest flight time

5h 00m

Direct flights

None
The fastest flight from Seattle to Aspen takes 5h 00m
There are no direct flights from Seattle to Aspen. There are no popular flight routes from Seattle to Aspen.
Search flight deals

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

    A flight from Seattle/Tacoma Intl to Aspen Pitkin County will travel around 968.9 mi. In terms of flight time, this usually takes a little over 5h 00m.

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

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

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

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

  • What documentation or ID do you need to fly to Aspen Pitkin County Airport?

    The travel and health documents required for your trip to Aspen Pitkin County 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 Aspen Pitkin County 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 Seattle to Aspen?

Best airlines flying from Seattle to Aspen

Compare and see reviews for airlines that fly from Seattle to Aspen with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $308Free CancellationRating
7.4
9,180 reviews
Search United Airlines flights

Traveling to a place near Aspen?

Book flights to Aspen if you plan to visit one of these locations
Leadville
Snowmass Village
Snowmass
Carbondale
Buena Vista

Why use momondo?

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

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 Seattle to Aspen for you.

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

momondo does allow users to show only those flights to Aspen from Seattle which offer a flexible booking policy as well as other useful filters and features.

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

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 Aspen from Seattle.

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

Price alerts on flights to Aspen from Seattle are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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