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$556+ Cheap flights from Denver (DEN) 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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BSL
Mar 20 — Mar 271
Fri 3/20
Fri 3/27
1 adult, Economy
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Cheap flight deals from Denver to Basel

Cheapest flights from Denver to Basel
Explore the most affordable flight options available from Denver to Basel. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 18, 2026.

This oojo deal was found by Cheapflights users on 2/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/114:36 pm
DEN
-
BSL
2 stops18h 04m
British Airways
Sat 11/216:00 pm
BSL
-
DEN
1 stop29h 30m
British Airways
Deal found 2/17$733
This Gotogate deal was found by Cheapflights users on 2/17. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1211:15 am
DEN
-
BSL
2 stops14h 40m
Multiple Airlines
Tue 11/1710:35 am
BSL
-
DEN
1 stop13h 25m
Multiple Airlines
Deal found 2/17$763
This oojo deal was found by Cheapflights users on 2/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/267:20 pm
DEN
-
BSL
1 stop30h 40m
Turkish Airlines
Thu 3/56:05 pm
BSL
-
DEN
1 stop31h 30m
Turkish Airlines
Deal found 2/16$765
This Flysmarter deal was found by Cheapflights users on 2/16. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/125:25 pm
DEN
-
BSL
1 stop21h 25m
British Airways
Tue 11/177:00 am
BSL
-
DEN
1 stop16h 30m
British Airways
Deal found 2/16$780
This Flysmarter deal was found by Cheapflights users on 2/16. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/123:45 pm
DEN
-
BSL
2 stops14h 05m
Air France
Tue 11/176:05 am
BSL
-
DEN
2 stops19h 25m
Air France
Deal found 2/16$785
This oojo deal was found by Cheapflights users on 2/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/88:25 pm
DEN
-
BSL
1 stop37h 50m
Turkish Airlines
Sat 9/197:10 pm
BSL
-
DEN
1 stop31h 15m
Turkish Airlines
Deal found 2/16$795
This Trip.com deal was found by Cheapflights users on 2/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/84:15 pm
DEN
-
BSL
2 stops22h 15m
Multiple Airlines
Sat 9/196:05 am
BSL
-
DEN
2 stops39h 40m
Multiple Airlines
Deal found 2/16$837
This Cheapflightsfares deal was found by Cheapflights users on 2/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/35:45 pm
DEN
-
BSL
1 stop11h 50m
Lufthansa
Mon 3/910:35 am
BSL
-
DEN
1 stop13h 25m
Lufthansa
Deal found 2/17$858

Find flight deals from Denver to Basel

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Basel (BSL). 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 February 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$858
(Cheapflightsfares)

One-way from

$556
(Cheapflightsfares)
Provider with most accurate pricing for Denver Intl-Basel EuroAirport Swiss flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Basel EuroAirport Swiss flights.
Search Deals
From Denver Intl to Basel EuroAirport Swiss
Search Deals
One-way flight from Denver Intl to Basel EuroAirport Swiss
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver 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 February 18, 2026.
Use the filters below to find and compare flights from Denver to Basel EuroAirport Swiss that are best for you.

Fly from

Denver

Fly to

Basel

Route

Depart

Return

Price

DenverBasel

DEN - BSL

DENBSL

Denver Intl

Tue 3/3

5:45 pm-1:35 pm

1 stop11h 50m

Basel EuroAirport Swiss

Mon 3/9

10:35 am-5:00 pm

1 stop13h 25m

$858

DenverBasel

DEN - BSL

DENBSL

Denver Intl

Tue 3/17

6:25 pm-3:05 pm

1 stop13h 40m

Basel EuroAirport Swiss

Fri 4/3

6:00 am-4:30 pm

1 stop18h 30m

$884

DenverBasel

DEN - BSL

DENBSL

Denver Intl

Wed 3/4

8:20 pm-7:40 pm

1 stop15h 20m

Basel EuroAirport Swiss

Sun 3/8

9:50 am-6:55 pm

1 stop17h 05m

$906

DenverBasel

DEN - BSL

DENBSL

Denver Intl

Wed 3/4

4:15 pm-4:05 pm

2 stops15h 50m

$556

DenverBasel

DEN - BSL

DENBSL

Denver Intl

Fri 3/6

5:25 pm-2:10 pm

1 stop12h 45m

$604

DenverBasel

DEN - BSL

DENBSL

Denver Intl

Sun 3/22

9:20 pm-6:20 pm

2 stops14h 00m

$619

DenverBasel

DEN - BSL

DENBSL

Denver Intl

Wed 5/20

4:05 pm-12:25 pm

1 stop12h 20m

$625

DenverBasel

DEN - BSL

DENBSL

Denver Intl

Tue 3/31

4:05 pm-12:25 pm

1 stop12h 20m

$648

DenverBasel

DEN - BSL

DENBSL

Denver Intl

Mon 3/30

4:05 pm-12:25 pm

1 stop12h 20m

$648

DenverBasel

DEN - BSL

DENBSL

Denver Intl

Sat 3/21

11:22 am-10:05 am

2 stops15h 43m

$650

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/16

Showing 1-10 of 12 results
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Compare providers for flights from Denver to Basel

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 Denver to Basel in February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars

*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 Denver-Basel EuroAirport Swiss flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Denver-Basel EuroAirport Swiss flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Denver-Basel EuroAirport Swiss flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Denver-Basel EuroAirport Swiss 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 Denver-Basel EuroAirport Swiss 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 Denver to Basel

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

Related info for your journey

Find useful and relevant information for your journey from Denver to Basel. 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 Denver to Basel EuroAirport Swiss?

    A quick flight from Denver to Basel EuroAirport Swiss can take about 11h 50m. Lufthansa provides one of the quickest options available for as low as $858. The distance from Denver to Basel EuroAirport Swiss is about 5101 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Denver 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.

See more FAQs

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