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Aspen

$218+ 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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ASE
Dec 18 — Dec 251
Thu 12/18
Thu 12/25
1 adult, Economy
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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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3. Compare prices and book

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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Aspen Pitkin County are usually found in November or April, booked 58 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

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 November 18, 2025.

This United Airlines deal was found by Cheapflights users on 11/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/105:00 amSEA - ASE
1 stop4h 38mUnited Airlines
Mon 12/155:12 pmASE - SEA
1 stop5h 34mUnited Airlines
Deal found 11/15$314
This United Airlines deal was found by Cheapflights users on 11/17. 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 12/35:00 amSEA - ASE
1 stop4h 38mUnited Airlines
Wed 12/109:52 amASE - SEA
3 stops12h 08mUnited Airlines
Deal found 11/17$374
This Alaska Airlines deal was found by Cheapflights users on 11/17. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:00 amSEA - ASE
1 stop28h 31mAlaska Airlines
Mon 1/57:11 pmASE - SEA
1 stop14h 51mAlaska Airlines
Deal found 11/17$439
This United Airlines deal was found by Cheapflights users on 11/17. 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 11/225:05 amSEA - ASE
1 stop6h 24mUnited Airlines
Tue 12/23:35 pmASE - SEA
2 stops8h 40mUnited Airlines
Deal found 11/17$469
This United Airlines deal was found by Cheapflights users on 11/18. 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.
Tue 12/95:00 amSEA - ASE
1 stop4h 38mUnited Airlines
Sun 12/148:30 amASE - SEA
1 stop14h 16mUnited Airlines
Deal found 11/18$512
This United Airlines deal was found by Cheapflights users on 11/17. 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.
Tue 12/25:11 pmSEA - ASE
2 stops16h 27mUnited Airlines
Wed 12/101:42 pmASE - SEA
1 stop5h 43mUnited Airlines
Deal found 11/17$522
This American Airlines deal was found by Cheapflights users on 11/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/210:35 amSEA - ASE
1 stop7h 55mAmerican Airlines
Sat 12/67:33 amASE - SEA
1 stop8h 51mAmerican Airlines
Deal found 11/16$525
This United Airlines deal was found by Cheapflights users on 11/16. 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.
Thu 11/275:05 amSEA - ASE
1 stop6h 24mUnited Airlines
Sun 11/301:35 pmASE - SEA
1 stop5h 35mUnited Airlines
Deal found 11/16$529

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 November 18, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$218
(United Airlines)

Popular in

August

Cheapest in

November

Average price

$308
Provider with most accurate pricing for Seattle/Tacoma Intl-Aspen Pitkin County flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Aspen Pitkin County flights.
Search Deals
From Seattle/Tacoma Intl to Aspen Pitkin County
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($107 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

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 November 18, 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

Sat 1/10

5:00 am-11:04 am

1 stop5h 04m

Aspen Pitkin County

Wed 1/14

5:02 pm-9:15 pm

1 stop5h 13m

$218

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Fri 1/30

5:00 am-11:04 am

1 stop5h 04m

Aspen Pitkin County

Tue 2/3

12:36 pm-6:26 pm

1 stop6h 50m

$218

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Mon 1/5

5:02 am-11:04 am

1 stop5h 02m

Aspen Pitkin County

Tue 1/13

1:33 pm-6:26 pm

1 stop5h 53m

$240

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Wed 12/10

5:00 am-10:38 am

1 stop4h 38m

Aspen Pitkin County

Mon 12/15

5:12 pm-9:46 pm

1 stop5h 34m

$314

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Thu 1/22

3:57 pm-11:42 am

1 stop18h 45m

Aspen Pitkin County

Mon 1/26

7:44 pm-10:01 am

1 stop15h 17m

$339

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Fri 1/2

7:11 pm-11:31 am

1 stop15h 20m

Aspen Pitkin County

Tue 1/6

5:11 pm-11:59 pm

1 stop7h 48m

$364

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Wed 12/3

5:00 am-10:38 am

1 stop4h 38m

Aspen Pitkin County

Wed 12/10

9:52 am-9:00 pm

3 stops12h 08m

$374

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Sun 3/1

11:59 pm-10:04 am

1 stop9h 05m

$364

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Fri 12/5

8:30 am-7:34 pm

1 stop10h 04m

$431

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

Thu 12/4

5:00 am-10:38 am

1 stop4h 38m

$561

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/16

Showing 1-10 of 13 results
1
2

Compare providers for flights from Seattle to Aspen

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Aspen in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Aspen flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Aspen flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Aspen flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Aspen flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Aspen flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 November 14, 2025.

Booking 58 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, January is the cheapest month in which you can book a flight from Seattle to Aspen (average of $138). Flying from Seattle to Aspen in July is currently the most expensive (average of $302). 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 November 18, 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 25% 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 November 18, 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
9,019 reviews

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.6

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,019 reviews
United Airlines
7.4
Good
9,019 reviews

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.6

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

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 $218, United Airlines can have you in Aspen from Seattle in 5h 04m. 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 ($308), offers the cheapest pricing from Seattle to Aspen. This flight start at 44% 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, January is the cheapest month in which you can book a flight from Seattle to Aspen (average of $138). Flying from Seattle to Aspen in July is currently the most expensive (average of $302). 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
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 November 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$308Average$542FlexibilityNo cancel feeOn-time69%

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