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$229+ Cheap flights from Aspen to Seattle (ASE - SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
ASE — SEA
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Aspen to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Aspen (ASE) to Seattle (SEA). 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 11, 2025.

Round-trip from

$299
(American Airlines)

One-way from

$229
(United Airlines)

Popular in

February

Cheapest in

September

Average price

$308
From Aspen Pitkin County to Seattle/Tacoma Intl
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One-way flight from Aspen Pitkin County to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 26% potential increase in price ($198 potential increase over avg. RT price).
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Cheapest flight prices on average. 14% potential price decrease ($70 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 Aspen to Seattle

Cheapest flights from Aspen to Seattle
Explore the most affordable flight options available from Aspen to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This American Airlines deal was found by Cheapflights users on 9/11. 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.
Fri 9/2612:16 pmASE - SEA
1 stop7h 53mAmerican Airlines
Mon 9/295:26 amSEA - ASE
1 stop9h 44mAmerican Airlines
Deal found 9/11$299
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/212:02 pmASE - SEA
1 stop5h 57mDelta
Wed 10/810:10 amSEA - ASE
1 stop6h 42mDelta
Deal found 9/10$314
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/26:15 pmASE - SEA
1 stop6h 14mUnited Airlines
Wed 10/86:35 amSEA - ASE
2 stops9h 19mUnited Airlines
Deal found 9/10$345
This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/312:02 pmASE - SEA
1 stop5h 57mDelta
Fri 10/109:35 pmSEA - ASE
2 stops19h 17mDelta
Deal found 9/11$346
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Mon 9/296:15 pmASE - SEA
1 stop6h 14mUnited Airlines
Sun 10/55:00 amSEA - ASE
1 stop6h 59mUnited Airlines
Deal found 9/9$354
This United Airlines deal was found by Cheapflights users on 9/9. 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 9/257:10 amASE - SEA
1 stop5h 46mUnited Airlines
Sun 9/285:00 amSEA - ASE
1 stop4h 39mUnited Airlines
Deal found 9/9$371
This United Airlines deal was found by Cheapflights users on 9/11. 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 9/2710:00 amASE - SEA
2 stops9h 45mUnited Airlines
Wed 10/15:00 amSEA - ASE
1 stop4h 39mUnited Airlines
Deal found 9/11$374
This United Airlines deal was found by Cheapflights users on 9/9. 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 9/2510:00 amASE - SEA
3 stops12h 15mUnited Airlines
Mon 9/295:00 amSEA - ASE
1 stop4h 39mUnited Airlines
Deal found 9/9$379

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Aspen to Seattle that are best for you.

Fly from

Aspen

Fly to

Seattle

Route

Depart

Return

Price

AspenSeattle

ASE - SEA

ASESEA

Aspen Pitkin County

Fri 9/26

12:16 pm-7:09 pm

1 stop7h 53m

Seattle/Tacoma Intl

Mon 9/29

5:26 am-4:10 pm

1 stop9h 44m

$299

AspenSeattle

ASE - SEA

ASESEA

Aspen Pitkin County

Thu 10/2

12:02 pm-4:59 pm

1 stop5h 57m

Seattle/Tacoma Intl

Wed 10/8

10:10 am-5:52 pm

1 stop6h 42m

$314

AspenSeattle

ASE - SEA

ASESEA

Aspen Pitkin County

Thu 10/2

6:15 pm-11:29 pm

1 stop6h 14m

Seattle/Tacoma Intl

Wed 10/8

6:35 am-4:54 pm

2 stops9h 19m

$345

AspenSeattle

ASE - SEA

ASESEA

Aspen Pitkin County

Fri 10/3

12:02 pm-4:59 pm

1 stop5h 57m

Seattle/Tacoma Intl

Fri 10/10

9:35 pm-5:52 pm

2 stops19h 17m

$346

AspenSeattle

ASE - SEA

ASESEA

Aspen Pitkin County

Mon 9/29

6:15 pm-11:29 pm

1 stop6h 14m

Seattle/Tacoma Intl

Sun 10/5

5:00 am-12:59 pm

1 stop6h 59m

$354

AspenSeattle

ASE - SEA

ASESEA

Aspen Pitkin County

Fri 10/3

12:16 pm-9:23 pm

1 stop10h 07m

Seattle/Tacoma Intl

Fri 10/10

10:32 am-8:34 pm

1 stop9h 02m

$354

AspenSeattle

ASE - SEA

ASESEA

Aspen Pitkin County

Mon 9/29

6:15 pm-11:29 pm

1 stop6h 14m

Seattle/Tacoma Intl

Sat 10/4

5:00 am-12:59 pm

1 stop6h 59m

$354

AspenSeattle

ASE - SEA

ASESEA

Aspen Pitkin County

Thu 9/25

7:10 am-11:56 am

1 stop5h 46m

Seattle/Tacoma Intl

Sun 9/28

5:00 am-10:39 am

1 stop4h 39m

$371

AspenSeattle

ASE - SEA

ASESEA

Aspen Pitkin County

Thu 9/25

10:00 am-9:15 pm

3 stops12h 15m

Seattle/Tacoma Intl

Mon 9/29

5:00 am-10:39 am

1 stop4h 39m

$379

AspenSeattle

ASE - SEA

ASESEA

Aspen Pitkin County

Mon 10/6

1:17 pm-9:53 pm

2 stops9h 36m

$252

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 12 results
1
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Best time to book a flight from Aspen to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Aspen 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 Aspen to Seattle

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

Currently, January is the cheapest month in which you can book a flight from Aspen to Seattle (average of $238). Flying from Aspen to Seattle in June is currently the most expensive (average of $388). 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.

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated September 11, 2025.
Read through reviews of airlines operating flights from Aspen to Seattle, such as Delta and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Aspen to Seattle. 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 Aspen to Seattle?

    Departing from Aspen to Seattle will take you 5h 57m. Aspen and Seattle are separated by a distance of 958 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Aspen to Seattle round-trip?

    Flying on Delta is currently your cheapest option to Seattle, with prices starting at $248. Another option worth looking into is United Airlines, starting at $308 round trip. These flights start at 54% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Aspen to Seattle 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 Aspen to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Aspen to Seattle (average of $238). Flying from Aspen to Seattle in June is currently the most expensive (average of $388). 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 Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lynnwood
Edmonds
Leavenworth
Lacey
Renton
Olympia
Kent
Federal Way
Cle Elum
Puyallup
Chehalis
Kirkland
Issaquah
Aberdeen
Shoreline

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Alternative routes for Aspen to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Aspen to Seattle

Discover the top 2 airlines that operate flights from Aspen to Seattle. 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 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$248Average$383FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$308Average$487FlexibilityNo cancel feeOn-time69%

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