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Cheap flights from Seattle to Aspen from $203

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Aspen departing on 3/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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
6:32 am - 2:27 pm
SEA
-
ASE
6h 55m
1 stop
United Airlines Logo
5:16 pm - 9:14 pm
ASE
-
SEA
4h 58m
1 stop
$249United Airlines
Sat, Mar 14 - Fri, Mar 20
United Airlines Logo
8:45 am - 4:17 pm
SEA
-
ASE
6h 32m
1 stop
United Airlines Logo
6:28 pm - 10:59 pm
ASE
-
SEA
5h 31m
1 stop
$274United Airlines
Sat, Mar 14 - Fri, Mar 20
United Airlines Logo
6:30 am - 2:15 pm
SEA
-
ASE
6h 45m
1 stop
United Airlines Logo
1:00 pm - 11:28 pm
ASE
-
SEA
11h 28m
2 stops
$275United Airlines
Sun, Aug 16 - Sat, Aug 22
United Airlines Logo
5:00 am - 1:23 pm
SEA
-
ASE
7h 23m
1 stop
United Airlines Logo
9:40 am - 4:04 pm
ASE
-
SEA
7h 24m
1 stop
$319United Airlines
Sat, Apr 18 - Wed, Apr 22
United Airlines Logo
5:00 am - 1:40 pm
SEA
-
ASE
7h 40m
1 stop
United Airlines Logo
3:25 pm - 11:16 pm
ASE
-
SEA
8h 51m
1 stop
$320United Airlines
Mon, Mar 16 - Mon, Mar 23
United Airlines Logo
7:11 am - 4:05 pm
SEA
-
ASE
7h 54m
2 stops
United Airlines Logo
5:16 pm - 10:56 pm
ASE
-
SEA
6h 40m
1 stop
$324United Airlines
Sat, Apr 18 - Wed, Apr 22
United Airlines Logo
6:32 am - 2:27 pm
SEA
-
ASE
6h 55m
1 stop
United Airlines Logo
1:51 pm - 11:28 pm
ASE
-
SEA
10h 37m
2 stops
$325United Airlines
Mon, Mar 16 - Mon, Mar 23
United Airlines Logo
11:35 am - 8:23 pm
SEA
-
ASE
7h 48m
2 stops
United Airlines Logo
12:14 pm - 9:46 pm
ASE
-
SEA
10h 32m
2 stops
$329United Airlines
Sat, Apr 18 - Wed, Apr 22
United Airlines Logo
8:45 am - 4:17 pm
SEA
-
ASE
6h 32m
1 stop
United Airlines Logo
2:27 pm - 9:06 pm
ASE
-
SEA
7h 39m
1 stop
$352United Airlines
Mon, Mar 23 - Mon, Mar 30
United Airlines Logo
7:15 am - 4:17 pm
SEA
-
ASE
8h 02m
2 stops
United Airlines Logo
2:27 pm - 9:14 pm
ASE
-
SEA
7h 47m
1 stop
$358United Airlines
Sat, Mar 14 - Fri, Mar 20

United Airlines flights from Seattle to Aspen

Our best United Airlines deals on Seattle to Aspen flight tickets
United Airlines
Mar 14
SEA6:32 amSeattle/Tacoma Intl
6h 55m
1 stop
ASE2:27 pmAspen Pitkin County
Mar 20
ASE5:16 pmAspen Pitkin County
4h 58m
1 stop
SEA9:14 pmSeattle/Tacoma Intl
$249
United Airlines
Mar 14
SEA8:45 amSeattle/Tacoma Intl
6h 32m
1 stop
ASE4:17 pmAspen Pitkin County
Mar 20
ASE6:28 pmAspen Pitkin County
5h 31m
1 stop
SEA10:59 pmSeattle/Tacoma Intl
$274
United Airlines
Aug 16
SEA6:30 amSeattle/Tacoma Intl
6h 45m
1 stop
ASE2:15 pmAspen Pitkin County
Aug 22
ASE1:00 pmAspen Pitkin County
11h 28m
2 stops
SEA11:28 pmSeattle/Tacoma Intl
$275

Alaska Airlines flights from Seattle to Aspen

Our best Alaska Airlines deals on Seattle to Aspen flight tickets
Alaska Airlines
Mar 5
SEA8:14 pmSeattle/Tacoma Intl
15h 54m
1 stop
ASE1:08 pmAspen Pitkin County
Mar 8
ASE7:24 pmAspen Pitkin County
15h 07m
1 stop
SEA9:31 amSeattle/Tacoma Intl
$489
Alaska Airlines
Mar 5
SEA7:15 amSeattle/Tacoma Intl
10h 39m
1 stop
ASE6:54 pmAspen Pitkin County
Mar 8
ASE7:24 pmAspen Pitkin County
15h 07m
1 stop
SEA9:31 amSeattle/Tacoma Intl
$554
Alaska Airlines
Mar 20
SEA9:15 pmSeattle/Tacoma Intl
14h 53m
1 stop
ASE1:08 pmAspen Pitkin County
Mar 22
ASE7:24 pmAspen Pitkin County
14h 35m
1 stop
SEA8:59 amSeattle/Tacoma Intl
$573

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 February 25, 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 3/14

6:32 am-2:27 pm

1 stop6h 55m

Aspen Pitkin County

Fri 3/20

5:16 pm-9:14 pm

1 stop4h 58m

$249

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Sat 3/14

8:45 am-4:17 pm

1 stop6h 32m

Aspen Pitkin County

Fri 3/20

6:28 pm-10:59 pm

1 stop5h 31m

$274

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Sun 8/16

6:30 am-2:15 pm

1 stop6h 45m

Aspen Pitkin County

Sat 8/22

1:00 pm-11:28 pm

2 stops11h 28m

$275

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Sat 4/18

5:00 am-1:23 pm

1 stop7h 23m

Aspen Pitkin County

Wed 4/22

9:40 am-4:04 pm

1 stop7h 24m

$319

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Mon 3/16

5:00 am-1:40 pm

1 stop7h 40m

Aspen Pitkin County

Mon 3/23

3:25 pm-11:16 pm

1 stop8h 51m

$320

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Sat 4/18

7:11 am-4:05 pm

2 stops7h 54m

Aspen Pitkin County

Wed 4/22

5:16 pm-10:56 pm

1 stop6h 40m

$324

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Mon 3/16

6:32 am-2:27 pm

1 stop6h 55m

Aspen Pitkin County

Mon 3/23

1:51 pm-11:28 pm

2 stops10h 37m

$325

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Sat 4/18

11:35 am-8:23 pm

2 stops7h 48m

Aspen Pitkin County

Wed 4/22

12:14 pm-9:46 pm

2 stops10h 32m

$329

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Mon 3/23

8:45 am-4:17 pm

1 stop6h 32m

Aspen Pitkin County

Mon 3/30

2:27 pm-9:06 pm

1 stop7h 39m

$352

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Sat 3/14

7:15 am-4:17 pm

2 stops8h 02m

Aspen Pitkin County

Fri 3/20

2:27 pm-9:14 pm

1 stop7h 47m

$358

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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 is the cheapest airline that flies from Seattle/Tacoma Intl to Aspen Pitkin County?

Delta and United Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Aspen Pitkin County

What airlines fly to Aspen?

United Airlines, Delta and American 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 76% 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 $301Free CancellationRating
7.4
9,345 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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