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$536+ Cheap flights from Denver (DEN) to Basel EuroAirport Swiss (BSL)

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 1/29. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BSL
dez 17 — dez 241
qua 12/17
qua 12/24
1 adult, Economy
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Find 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 novembro 17, 2025.

This British Airways 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 12/15:25 pmDEN - BSL
1 stop32h 50mBritish Airways
dom 12/146:35 amBSL - DEN
1 stop16h 55mBritish Airways
Deal found 11/17$562
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 12/112:27 pmDEN - BSL
2 stops18h 08mAmerican Airlines
dom 12/146:35 amBSL - DEN
2 stops21h 35mAmerican Airlines
Deal found 11/15$826
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 12/18:20 pmDEN - BSL
2 stops15h 25mMultiple Airlines
seg 12/1510:35 amBSL - DEN
1 stop13h 25mMultiple Airlines
Deal found 11/15$891
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb 12/64:20 pmDEN - BSL
1 stop12h 10mMultiple Airlines
sáb 12/1310:45 amBSL - DEN
1 stop13h 15mMultiple Airlines
Deal found 11/17$912
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.
seg 12/15:25 pmDEN - BSL
2 stops14h 40mUnited Airlines
dom 12/149:50 amBSL - DEN
2 stops17h 37mUnited Airlines
Deal found 11/16$915
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 12/14:05 pmDEN - BSL
2 stops16h 00mLufthansa
dom 12/142:10 pmBSL - DEN
2 stops18h 05mLufthansa
Deal found 11/17$918

Cheap 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 novembro 17, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$536
(British Airways)

Popular in

May

Cheapest in

August
Provider with most accurate pricing for Denver Intl-Basel EuroAirport Swiss flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Basel EuroAirport Swiss flights.
Search Deals
From Denver Intl to Basel EuroAirport Swiss
Search Deals
Highest demand for flights based on searches. 27% potential increase in price ($496 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 21% potential price decrease ($236 potential savings vs. average RT price).
Search Deals

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 novembro 17, 2025.
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

qui 1/29

5:25 pm-10:50 pm

1 stop21h 25m

Basel EuroAirport Swiss

qua 2/4

3:50 pm-3:30 pm

1 stop31h 40m

$536

DenverBasel

DEN - BSL

DENBSL

Denver Intl

qui 1/29

3:17 pm-3:05 pm

2 stops15h 48m

Basel EuroAirport Swiss

qua 2/4

6:20 am-6:13 pm

2 stops19h 53m

$549

DenverBasel

DEN - BSL

DENBSL

Denver Intl

seg 12/1

5:25 pm-10:15 am

1 stop32h 50m

Basel EuroAirport Swiss

dom 12/14

6:35 am-3:30 pm

1 stop16h 55m

$562

DenverBasel

DEN - BSL

DENBSL

Denver Intl

qui 1/8

5:45 pm-1:45 pm

1 stop12h 00m

Basel EuroAirport Swiss

qua 1/21

9:50 am-2:35 pm

1 stop12h 45m

$721

DenverBasel

DEN - BSL

DENBSL

Denver Intl

seg 12/22

8:20 pm-7:45 pm

2 stops15h 25m

$1,015

DenverBasel

DEN - BSL

DENBSL

Denver Intl

sáb 12/20

5:45 pm-1:35 pm

1 stop11h 50m

$1,066

DenverBasel

DEN - BSL

DENBSL

Denver Intl

dom 12/21

5:45 pm-1:45 pm

1 stop12h 00m

$1,076

DenverBasel

DEN - BSL

DENBSL

Denver Intl

sex 12/19

8:20 pm-6:20 pm

2 stops14h 00m

$1,610

DenverBasel

DEN - BSL

DENBSL

Denver Intl

sáb 12/20

8:20 pm-7:45 pm

2 stops15h 25m

$1,654

DenverBasel

DEN - BSL

DENBSL

Denver Intl

seg 12/22

8:20 pm-4:05 pm

1 stop11h 45m

$3,744

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/16

  • 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.

Cheapflights Insights

Everything you need to know about your flight from Denver to Basel EuroAirport Swiss

What is the cheapest time of day to fly from DEN to BSL?

Find hourly flight availability from Denver to Basel. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated novembro 17, 2025.

One of the essential ways to save on airfare from Denver to Basel EuroAirport Swiss is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 68% on airfare.

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 15h 48m. British Airways provides one of the quickest options available for as low as $549. 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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