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$871+ Cheap flights from Aspen (ASE) to Basel EuroAirport Swiss (BSL)

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 12/20. Fares are subject to change and may not be available on all flights or dates of travel.
ASE — BSL
ago. 3 — ago. 101
dom. 8/3
dom. 8/10
1 adult, Economy
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One-way flights from Aspen to Basel
Search for one-way flight options from Aspen to Basel. Find affordable one-way fares based on user searches. Data last updated julio 29, 2025.

This United Airlines deal was found by Cheapflights users on 7/27. 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.
sáb. 12/204:51 pmASE - BSL
2 stops42h 49mUnited Airlines
Deal found 7/27$871

Cheapflights Fare Finder

 
Customize your flight search to find flights from Aspen to Basel 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 29, 2025.
Use the filters below to find and compare flights from Aspen to Basel EuroAirport Swiss that are best for you.

Fly from

Aspen

Fly to

Basel

Route

Depart

Return

Price

AspenBasel

ASE - BSL

ASEBSL

Aspen Pitkin County

sáb. 12/20

4:51 pm-7:40 pm

2 stops42h 49m

$871

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Best time to book a flight from Aspen to Basel

Have a flexible travel schedule? Discover the best time to fly to Basel 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.

Reviews of airlines servicing Basel

Get insights into the airlines that provide service to Basel. 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 Basel. Reviews last updated julio 29, 2025.
Get a feel of what it's like to fly with United Airlines from Aspen to Basel EuroAirport Swiss 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
8,896 reviews

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,896 reviews
United Airlines
7.4
Good
8,896 reviews

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Aspen to Basel 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 Basel EuroAirport Swiss?

    Currently, January is the cheapest month in which you can book a flight from Aspen to Basel EuroAirport Swiss (average of $545). Flying from Aspen to Basel EuroAirport Swiss in June is currently the most expensive (average of $1,132). 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.

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