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Aspen

$219+ Cheap flights from Seattle to Aspen (SEA - ASE)

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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ASE
jul. 7 — jul. 141
lun. 7/7
lun. 7/14
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 17 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 julio 2, 2025.

Round-trip from

$249
(United Airlines)

One-way from

$219
(American Airlines)

Popular in

December

Cheapest in

April

Average price

$568
From Seattle/Tacoma Intl to Aspen Pitkin County
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One-way flight from Seattle/Tacoma Intl to Aspen Pitkin County
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Highest demand for flights based on searches. 13% potential increase in price ($85 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in July 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 julio 2, 2025.

This United Airlines deal was found by Cheapflights users on 7/1. 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.
mar. 7/296:45 amSEA - ASE
1 stop6h 11mUnited Airlines
mar. 8/56:15 pmASE - SEA
1 stop5h 44mUnited Airlines
Deal found 7/1$249
This Alaska Airlines deal was found by Cheapflights users on 6/29. 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.
mar. 7/154:18 pmSEA - ASE
1 stop22h 44mAlaska Airlines
sáb. 7/197:08 pmASE - SEA
1 stop14h 42mAlaska Airlines
Deal found 6/29$349
This Delta deal was found by Cheapflights users on 6/30. 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.
jue. 7/318:10 pmSEA - ASE
1 stop20h 41mDelta
mar. 8/512:05 pmASE - SEA
1 stop5h 46mDelta
Deal found 6/30$387
This American Airlines deal was found by Cheapflights users on 7/1. 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.
lun. 7/2812:59 amSEA - ASE
1 stop7h 51mAmerican Airlines
mar. 8/54:35 pmASE - SEA
1 stop9h 08mAmerican Airlines
Deal found 7/1$499

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 julio 2, 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

mar. 7/29

6:45 am-1:56 pm

1 stop6h 11m

Aspen Pitkin County

mar. 8/5

6:15 pm-10:59 pm

1 stop5h 44m

$249

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

mar. 7/15

4:18 pm-4:02 pm

1 stop22h 44m

Aspen Pitkin County

sáb. 7/19

7:08 pm-8:50 am

1 stop14h 42m

$349

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

jue. 7/31

8:10 pm-5:51 pm

1 stop20h 41m

Aspen Pitkin County

mar. 8/5

12:05 pm-4:51 pm

1 stop5h 46m

$387

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

lun. 7/28

12:59 am-9:50 am

1 stop7h 51m

Aspen Pitkin County

mar. 8/5

4:35 pm-12:43 am

1 stop9h 08m

$499

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

lun. 9/15

5:26 am-4:10 pm

1 stop9h 44m

$219

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

sáb. 9/13

6:25 am-6:19 pm

2 stops10h 54m

$259

SeattleAspen

SEA - ASE

SEAASE

Seattle/Tacoma Intl

sáb. 8/9

10:05 am-5:51 pm

1 stop6h 46m

$275

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

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 June 27, 2025.

Booking 17 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, November is the cheapest month in which you can book a flight from Seattle to Aspen (average of $448). Flying from Seattle to Aspen in December is currently the most expensive (average of $668). 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 julio 2, 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 julio 2, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta, and 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Food

7.1

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Food

7.1

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Delta
8.0
Very good
7,983 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Food

7.1

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
United Airlines
7.4
Good
8,861 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Food

7.1

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Food

7.1

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

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.

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

    According to our current data, United Airlines ($249), Alaska Airlines ($349), and Delta ($387) offers the cheapest pricing from Seattle to Aspen. These flights start at 55% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Seattle to Aspen one-way?

    One-way options have recently been found by users for as low as $219 on American Airlines. Other airlines that offer cheap prices include United Airlines from $259 and Delta from $275 one-way.

  • 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, November is the cheapest month in which you can book a flight from Seattle to Aspen (average of $448). Flying from Seattle to Aspen in December is currently the most expensive (average of $668). 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
Snowmass Village
Carbondale
Buena Vista
Snowmass

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Top 2 airlines flying from Seattle to Aspen

Discover the top 2 airlines 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 julio 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$330Average$493FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$374Average$548FlexibilityNo cancel feeOn-time69%

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