$320+ Cheap flights from Aspen to Seattle (ASE - SEA)
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 12/28. Fares are subject to change and may not be available on all flights or dates of travel.
ASE — SEA
Nov 25 — Dec 21
Round-trip
1 adult, Economy
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Find cheap flights from Aspen to Seattle with Cheapflights
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Aspen to Seattle
Cheapest
Best
Last-minute
One-way
Cheapest flights from Aspen to SeattleExplore 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 October 26, 2026.
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 October 26, 2026.
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/203:18 pm -
1 stop7h 01m
Sun 11/225:05 am -
1 stop6h 43m
Deal found 10/22![United Airlines logo]()
$519
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/1311:23 am -
1 stop7h 34m
Tue 11/178:30 am -
1 stop7h 27m
Deal found 10/22![United Airlines logo]()
$639
Best flights from Aspen to SeattleDiscover carefully curated flight deals from Aspen to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
Discover carefully curated flight deals from Aspen to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/203:18 pm -
1 stop7h 01m
Sun 11/225:05 am -
1 stop6h 43m
Deal found 10/22![United Airlines logo]()
$519
This Alaska Airlines deal was found by Cheapflights users on 10/26. 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 3/177:48 pm -
1 stop14h 03m
Wed 3/246:00 am -
1 stop12h 18m
Deal found 10/26![Alaska Airlines logo]()
$559
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/1311:23 am -
1 stop7h 34m
Tue 11/178:30 am -
1 stop7h 27m
Deal found 10/23![United Airlines logo]()
$639
Last-minute flights from Aspen to SeattleDiscover last-minute flight deals from Aspen to Seattle. Data last updated October 26, 2026 and is based on user searches.
Discover last-minute flight deals from Aspen to Seattle. Data last updated October 26, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/1311:23 am -
1 stop7h 34m
Tue 11/178:30 am -
1 stop7h 27m
Deal found 10/22![United Airlines logo]()
$639
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/203:18 pm -
1 stop7h 01m
Sun 11/225:05 am -
1 stop6h 43m
Deal found 10/22![United Airlines logo]()
$519
One-way flights from Aspen to SeattleSearch for one-way flight options from Aspen to Seattle. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
Search for one-way flight options from Aspen to Seattle. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
This Alaska Airlines deal was found by Cheapflights users on 10/22. 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.
Mon 12/281:35 pm -
1 stop9h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Alaska Airlines logo]()
$320
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/92:17 pm -
1 stop8h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![United Airlines logo]()
$331
This United Airlines deal was found by Cheapflights users on 10/25. 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 12/2810:00 am -
2 stops11h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![United Airlines logo]()
$394
This United Airlines deal was found by Cheapflights users on 10/25. 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 11/288:45 am -
1 stop6h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![United Airlines logo]()
$630
Find 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 October 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $519 (United Airlines) |
One-way from | $320 (Alaska Airlines) |
Popular in | January |
Cheapest in | June |
Average price | $558 |
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 7,457,451 searches. Data last updated October 26, 2026.
Use the filters below to find and compare flights from Aspen to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AspenSeattle
ASE Aspen Pitkin County - SEA Seattle/Tacoma Intl
ASESEA
Aspen Pitkin County
Mon 12/28
1:36 pm-9:38 pm
1 stop9h 02m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$320
AspenSeattle
ASE Aspen Pitkin County - SEA Seattle/Tacoma Intl
ASESEA
Aspen Pitkin County
Mon 12/28
1:36 pm-8:35 pm
1 stop7h 59m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$320
AspenSeattle
ASE Aspen Pitkin County - SEA Seattle/Tacoma Intl
ASESEA
Aspen Pitkin County
Mon 11/9
2:17 pm-9:50 pm
1 stop8h 33m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$331
Quickest round-trip
AspenSeattle
ASE Aspen Pitkin County - SEA Seattle/Tacoma Intl
ASESEA
Aspen Pitkin County
Sun 11/8
6:09 pm-11:15 pm
1 stop6h 06m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$331
AspenSeattle
ASE Aspen Pitkin County - SEA Seattle/Tacoma Intl
ASESEA
Aspen Pitkin County
Mon 12/28
10:00 am-8:40 pm
2 stops11h 40m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$394
AspenSeattle
ASE Aspen Pitkin County - SEA Seattle/Tacoma Intl
ASESEA
Aspen Pitkin County
Fri 11/20
3:18 pm-9:19 pm
1 stop7h 01m
Seattle/Tacoma Intl
Sun 11/22
5:05 am-12:48 pm
1 stop6h 43m
$519
AspenSeattle
ASE Aspen Pitkin County - SEA Seattle/Tacoma Intl
ASESEA
Aspen Pitkin County
Wed 3/17
7:48 pm-8:51 am
1 stop14h 03m
Seattle/Tacoma Intl
Wed 3/24
6:00 am-7:18 pm
1 stop12h 18m
$559
AspenSeattle
ASE Aspen Pitkin County - SEA Seattle/Tacoma Intl
ASESEA
Aspen Pitkin County
Fri 11/13
11:23 am-5:57 pm
1 stop7h 34m
Seattle/Tacoma Intl
Tue 11/17
8:30 am-4:57 pm
1 stop7h 27m
$639
Sorted by cheapest first
- Most accurate provider: When it comes to deals on Aspen-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Aspen-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Aspen-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Aspen-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub 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 Aspen-Seattle 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 Aspen to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Aspen with our price prediction graph.
ASE-SEA
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.
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 October 26, 2026.
Read through reviews of airlines operating flights from Aspen to Seattle, such as United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.3
Food
6.7
Boarding
7.7
Entertainment
7.1
Overall
7.3
Crew
8.1
Reviews
1 / 20
10.0
ExcellentMichelle,Dec 2025
DEN - MKE
Comfort
7.3
Food
6.7
Boarding
7.7
Entertainment
7.1
Overall
7.3
Crew
8.1
Reviews
1 / 20
10.0
ExcellentMichelle,Dec 2025
DEN - MKE
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.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Renton
Tacoma
Lacey
Leavenworth
Tukwila
Snoqualmie
Puyallup
Lynnwood
Olympia
Centralia
Kent
Tumwater
Ocean Shores
Ellensburg
Issaquah
Lakewood
Poulsbo
Marysville
Shoreline
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Aspen and Seattle flights
Browse other Aspen and Seattle flight options. Last updated on October 26, 2026.
Other flights from Aspen
Browse through other flights departing from Aspen. Flights are based on user searches made on Cheapflights and were last updated on October 26, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Seattle
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 26, 2026.
Top airline flying from Aspen to Seattle
Discover the top airline 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 7,457,451 searches. Data last updated October 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$248 | Average$438 | FlexibilityNo cancel fee | On-time69% |