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Aspen

$269+ Cheap flights from Seattle to Aspen (SEA - ASE)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ASE
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Aspen Pitkin County are usually found in April or March, booked 58 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

Cheap flight deals from Seattle to Aspen

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Aspen (ASE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 16, 2025.

Round-trip from

$269
(United Airlines)

Popular in

August

Cheapest in

April

Average price

$626
From Seattle/Tacoma Intl to Aspen Pitkin County
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($88 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Seattle to Aspen

Cheapest flights from Seattle to Aspen
Explore the most affordable flight options available from Seattle to Aspen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This United Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/315:05 amSEA - ASE
1 stop4h 31mUnited Airlines
Sun 11/25:12 pmASE - SEA
1 stop6h 58mUnited Airlines
Deal found 9/14$269
This United Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/235:00 amSEA - ASE
1 stop4h 39mUnited Airlines
Wed 10/291:40 pmASE - SEA
2 stops8h 11mUnited Airlines
Deal found 9/13$320
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/47:00 amSEA - ASE
2 stops12h 04mUnited Airlines
Mon 10/66:15 pmASE - SEA
1 stop6h 14mUnited Airlines
Deal found 9/16$390
This American Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2311:44 amSEA - ASE
1 stop7h 50mAmerican Airlines
Wed 10/298:00 amASE - SEA
1 stop9h 54mAmerican Airlines
Deal found 9/13$394
This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/305:26 amSEA - ASE
1 stop9h 44mAmerican Airlines
Sat 10/412:16 pmASE - SEA
1 stop10h 07mAmerican Airlines
Deal found 9/15$409
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/245:26 pmSEA - ASE
3 stops20h 13mUnited Airlines
Sun 10/265:12 pmASE - SEA
1 stop6h 58mUnited Airlines
Deal found 9/16$437
This United Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/85:00 amSEA - ASE
1 stop4h 39mUnited Airlines
Sun 10/126:15 pmASE - SEA
1 stop6h 14mUnited Airlines
Deal found 9/13$455

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated September 16, 2025.
Use the filters below to find and compare flights from Seattle to Aspen that are best for you.

Fly from

Seattle

Fly to

Aspen

Route

Depart

Return

Price

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Fri 10/31

5:05 am-10:36 am

1 stop4h 31m

Aspen Pitkin County

Sun 11/2

5:12 pm-11:10 pm

1 stop6h 58m

$269

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Thu 10/23

5:00 am-10:39 am

1 stop4h 39m

Aspen Pitkin County

Wed 10/29

1:40 pm-8:51 pm

2 stops8h 11m

$320

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Sat 10/4

7:00 am-8:04 pm

2 stops12h 04m

Aspen Pitkin County

Mon 10/6

6:15 pm-11:29 pm

1 stop6h 14m

$390

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Fri 10/24

10:32 am-6:59 pm

1 stop7h 27m

Aspen Pitkin County

Sun 10/26

8:00 am-4:53 pm

1 stop9h 53m

$394

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Tue 9/30

5:26 am-4:10 pm

1 stop9h 44m

Aspen Pitkin County

Sat 10/4

12:16 pm-9:23 pm

1 stop10h 07m

$409

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Fri 10/24

5:26 pm-2:39 pm

3 stops20h 13m

Aspen Pitkin County

Sun 10/26

5:12 pm-11:10 pm

1 stop6h 58m

$437

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Mon 9/29

3:35 pm-9:39 pm

1 stop5h 04m

$271

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Best time to book a flight from Seattle to Aspen

Have a flexible travel schedule? Discover the best time to fly to Aspen from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Aspen

How far ahead should I book a flight from Seattle to Aspen?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Aspen. Price data was last updated on September 12, 2025.

Booking 57 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Aspen. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Seattle to Aspen?

Currently, September is the cheapest month in which you can book a flight from Seattle to Aspen (average of $447). Flying from Seattle to Aspen in December is currently the most expensive (average of $659). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to ASE?

Find hourly flight availability from Seattle to Aspen. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

One of the essential ways to save on airfare from Seattle to Aspen is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 26% on airfare.

Reviews of airlines servicing Aspen

Get insights into the airlines that provide service to Aspen. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Aspen. Reviews last updated September 16, 2025.
Get a feel of what it's like to fly with United Airlines from Seattle to Aspen by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,924 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,924 reviews
United Airlines
7.4
Good
8,924 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Seattle to Aspen. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Seattle to Aspen?

    For as low as $269, United Airlines can have you in Aspen from Seattle in 4h 31m. The distance between Seattle and Aspen is about 958 mi.

  • What is the cheapest airline to fly from Seattle to Aspen round-trip?

    According to our current data, United Airlines ($393), offers the cheapest pricing from Seattle to Aspen. This flight start at 33% lower than the current average price 3 months from now.

  • Can I find deals for flights from Seattle to Aspen that include hotel bookings?

    Yes. In addition to deals on Seattle to Aspen flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Aspen?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Aspen.

  • Can I find deals for business class flights from Seattle to Aspen?

    Yes. Cheapflights offers flight deals from Seattle to Aspen by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Aspen?

    Currently, September is the cheapest month in which you can book a flight from Seattle to Aspen (average of $447). Flying from Seattle to Aspen in December is currently the most expensive (average of $659). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Aspen?

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

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Top airline flying from Seattle to Aspen

Discover the top airline that operate flights from Seattle to Aspen. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$393Average$569FlexibilityNo cancel feeOn-time69%

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