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Cheap flights from Seattle to Aspen from $229

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 3/18. 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
5:07 am - 10:51 am
SEA
-
ASE
4h 44m
1 stop
United Airlines Logo
5:00 pm - 9:12 pm
ASE
-
SEA
5h 12m
1 stop
$249United Airlines
Fri, Jun 5 - Mon, Jun 8
United Airlines Logo
12:35 pm - 7:52 pm
SEA
-
ASE
6h 17m
1 stop
United Airlines Logo
3:00 pm - 9:58 pm
ASE
-
SEA
7h 58m
1 stop
$271United Airlines
Sat, Feb 7 - Mon, Feb 9
United Airlines Logo
12:35 pm - 7:52 pm
SEA
-
ASE
6h 17m
1 stop
United Airlines Logo
8:53 am - 1:58 pm
ASE
-
SEA
6h 05m
1 stop
$299United Airlines
Wed, Jan 28 - Sat, Jan 31
United Airlines Logo
12:24 pm - 9:59 pm
SEA
-
ASE
8h 35m
2 stops
United Airlines Logo
8:53 am - 1:58 pm
ASE
-
SEA
6h 05m
1 stop
$304United Airlines
Wed, Jan 28 - Sat, Jan 31
United Airlines Logo
12:35 pm - 7:52 pm
SEA
-
ASE
6h 17m
1 stop
United Airlines Logo
1:33 pm - 6:26 pm
ASE
-
SEA
5h 53m
1 stop
$319United Airlines
Fri, Feb 6 - Tue, Feb 10
United Airlines Logo
5:00 am - 11:15 am
SEA
-
ASE
5h 15m
1 stop
United Airlines Logo
4:01 pm - 11:28 pm
ASE
-
SEA
8h 27m
1 stop
$324United Airlines
Fri, Mar 13 - Wed, Mar 18
Alaska Airlines Logo
8:15 pm - 11:42 am
SEA
-
ASE
14h 27m
1 stop
Alaska Airlines Logo
7:44 pm - 10:01 am
ASE
-
SEA
15h 17m
1 stop
$329Alaska Airlines
Sat, Feb 7 - Mon, Feb 9
United Airlines Logo
9:25 am - 9:59 pm
SEA
-
ASE
11h 34m
2 stops
United Airlines Logo
3:00 pm - 12:56 am
ASE
-
SEA
10h 56m
2 stops
$330United Airlines
Sat, Feb 7 - Mon, Feb 9
United Airlines Logo
7:15 am - 4:17 pm
SEA
-
ASE
8h 02m
2 stops
United Airlines Logo
4:01 pm - 8:58 pm
ASE
-
SEA
5h 57m
1 stop
$353United Airlines
Fri, Mar 13 - Wed, Mar 18
United Airlines Logo
12:35 pm - 7:52 pm
SEA
-
ASE
6h 17m
1 stop
United Airlines Logo
3:25 pm - 9:15 pm
ASE
-
SEA
6h 50m
1 stop
$369United Airlines
Sat, Jan 24 - Wed, Jan 28

American Airlines flights from Seattle to Aspen

Our best American Airlines deals on Seattle to Aspen flight tickets
American Airlines
Jan 27
SEA7:35 amSeattle/Tacoma Intl
7h 53m
1 stop
ASE4:28 pmAspen Pitkin County
Jan 31
ASE2:07 pmAspen Pitkin County
6h 15m
1 stop
SEA7:22 pmSeattle/Tacoma Intl
$299
American Airlines
Jan 23
SEA7:35 amSeattle/Tacoma Intl
7h 53m
1 stop
ASE4:28 pmAspen Pitkin County
Jan 26
ASE11:43 amAspen Pitkin County
7h 22m
1 stop
SEA6:05 pmSeattle/Tacoma Intl
$454
American Airlines
Jun 6
SEA11:58 pmSeattle/Tacoma Intl
11h 24m
2 stops
ASE12:22 pmAspen Pitkin County
Jun 9
ASE7:00 amAspen Pitkin County
11h 45m
2 stops
SEA5:45 pmSeattle/Tacoma Intl
$879

United Airlines flights from Seattle to Aspen

Our best United Airlines deals on Seattle to Aspen flight tickets
United Airlines
Feb 4
SEA9:00 amSeattle/Tacoma Intl
6h 20m
1 stop
ASE4:20 pmAspen Pitkin County
Feb 7
ASE7:00 amAspen Pitkin County
7h 58m
1 stop
SEA1:58 pmSeattle/Tacoma Intl
$249
United Airlines
Feb 4
SEA9:25 amSeattle/Tacoma Intl
10h 28m
2 stops
ASE8:53 pmAspen Pitkin County
Feb 7
ASE5:02 pmAspen Pitkin County
5h 23m
1 stop
SEA9:25 pmSeattle/Tacoma Intl
$254
United Airlines
Feb 7
SEA12:35 pmSeattle/Tacoma Intl
6h 17m
1 stop
ASE7:52 pmAspen Pitkin County
Feb 9
ASE3:00 pmAspen Pitkin County
7h 58m
1 stop
SEA9:58 pmSeattle/Tacoma Intl
$271

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 13, 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

Fri 6/5

5:07 am-10:51 am

1 stop4h 44m

Aspen Pitkin County

Mon 6/8

5:00 pm-9:12 pm

1 stop5h 12m

$249

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Sat 2/7

12:35 pm-7:52 pm

1 stop6h 17m

Aspen Pitkin County

Mon 2/9

3:00 pm-9:58 pm

1 stop7h 58m

$271

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Wed 1/28

12:35 pm-7:52 pm

1 stop6h 17m

Aspen Pitkin County

Sat 1/31

8:53 am-1:58 pm

1 stop6h 05m

$299

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Wed 1/28

12:24 pm-9:59 pm

2 stops8h 35m

Aspen Pitkin County

Sat 1/31

8:53 am-1:58 pm

1 stop6h 05m

$304

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Fri 2/6

12:35 pm-7:52 pm

1 stop6h 17m

Aspen Pitkin County

Tue 2/10

1:33 pm-6:26 pm

1 stop5h 53m

$319

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Fri 3/13

5:00 am-11:15 am

1 stop5h 15m

Aspen Pitkin County

Wed 3/18

4:01 pm-11:28 pm

1 stop8h 27m

$324

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Sat 2/7

8:15 pm-11:42 am

1 stop14h 27m

Aspen Pitkin County

Mon 2/9

7:44 pm-10:01 am

1 stop15h 17m

$329

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Sat 2/7

9:25 am-9:59 pm

2 stops11h 34m

Aspen Pitkin County

Mon 2/9

3:00 pm-12:56 am

2 stops10h 56m

$330

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Fri 3/13

7:15 am-4:17 pm

2 stops8h 02m

Aspen Pitkin County

Wed 3/18

4:01 pm-8:58 pm

1 stop5h 57m

$353

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Sat 1/24

12:35 pm-7:52 pm

1 stop6h 17m

Aspen Pitkin County

Wed 1/28

3:25 pm-9:15 pm

1 stop6h 50m

$369

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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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?

United Airlines is the most popular carrier operating from Seattle/Tacoma Intl to Aspen Pitkin County

What airlines fly to Aspen?

United Airlines, Delta and Southwest 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 73% 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

4h 44m

Direct flights

None
The fastest flight from Seattle to Aspen takes 4h 44m
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 4h 44m.

  • 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
9,156 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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