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$384+ Cheap flights from Basel EuroAirport Swiss (BSL) to Denver (DEN)

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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
BSL — DEN
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Basel to Denver

Cheapest flights from Basel to Denver
Explore the most affordable flight options available from Basel to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This American Airlines deal was found by Cheapflights users on 1/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/258:15 am
BSL
-
DEN
1 stop16h 15m
American Airlines
Mon 9/79:41 am
DEN
-
BSL
2 stops29h 24m
American Airlines
Deal found 1/26$609
This American Airlines deal was found by Cheapflights users on 1/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:35 am
BSL
-
DEN
2 stops20h 56m
American Airlines
Sun 9/66:40 pm
DEN
-
BSL
1 stop16h 10m
American Airlines
Deal found 1/25$613
This American Airlines deal was found by Cheapflights users on 1/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/258:15 am
BSL
-
DEN
1 stop16h 15m
American Airlines
Sun 9/611:59 pm
DEN
-
BSL
2 stops39h 06m
American Airlines
Deal found 1/26$615
This Iberia deal was found by Cheapflights users on 1/25. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2611:05 am
BSL
-
DEN
2 stops17h 45m
Multiple Airlines
Mon 3/212:33 pm
DEN
-
BSL
2 stops21h 42m
Multiple Airlines
Deal found 1/25$617
This American Airlines deal was found by Cheapflights users on 1/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/256:20 am
BSL
-
DEN
2 stops22h 30m
American Airlines
Sun 3/112:33 pm
DEN
-
BSL
2 stops18h 32m
American Airlines
Deal found 1/25$619
This British Airways deal was found by Cheapflights users on 1/26. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/258:15 am
BSL
-
DEN
1 stop16h 15m
British Airways
Sun 9/66:40 pm
DEN
-
BSL
1 stop16h 10m
British Airways
Deal found 1/26$633
This American Airlines deal was found by Cheapflights users on 1/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/266:05 am
BSL
-
DEN
1 stop17h 25m
American Airlines
Mon 3/25:25 pm
DEN
-
BSL
1 stop16h 50m
American Airlines
Deal found 1/25$635
This British Airways deal was found by Cheapflights users on 1/25. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/253:50 pm
BSL
-
DEN
1 stop31h 40m
British Airways
Sun 3/15:25 pm
DEN
-
BSL
1 stop32h 50m
British Airways
Deal found 1/25$637

Find flight deals from Basel to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Basel (BSL) to Denver (DEN). 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 January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$617
(Iberia)

One-way from

$384
(Kiwi.com)

Popular in

May

Cheapest in

September

Average price

$943
Provider with most accurate pricing for Basel (EAP)-Denver Intl flight deals.
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Provider most trusted by Cheapflights users for Basel (EAP)-Denver Intl flights.
Search Deals
From Basel EuroAirport Swiss to Denver Intl
Search Deals
One-way flight from Basel EuroAirport Swiss to Denver Intl
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($7 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Basel to Denver 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 January 27, 2026.
Use the filters below to find and compare flights from Basel EuroAirport Swiss to Denver that are best for you.

Fly from

Basel

Fly to

Denver

Route

Depart

Return

Price

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Thu 2/26

11:05 am-8:50 pm

2 stops17h 45m

Denver Intl

Mon 3/2

12:33 pm-6:15 pm

2 stops21h 42m

$617

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Wed 2/25

6:20 am-8:50 pm

2 stops22h 30m

Denver Intl

Sun 3/1

12:33 pm-3:05 pm

2 stops18h 32m

$619

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Thu 2/26

6:05 am-3:30 pm

1 stop17h 25m

Denver Intl

Mon 3/2

5:25 pm-6:15 pm

1 stop16h 50m

$635

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Wed 2/25

6:20 am-3:30 pm

1 stop17h 10m

Denver Intl

Sun 3/1

5:25 pm-10:20 pm

1 stop20h 55m

$637

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Fri 2/6

11:15 am-11:16 pm

2 stops20h 01m

Denver Intl

Mon 2/9

4:30 pm-6:15 pm

2 stops17h 45m

$646

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Tue 4/28

1:45 pm-12:09 pm

3 stops30h 24m

$384

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Sun 7/19

7:15 am-9:37 pm

2 stops22h 22m

$592

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Sat 6/13

6:35 am-7:44 pm

2 stops21h 09m

$620

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Sat 6/13

6:35 am-4:30 pm

1 stop17h 55m

$735

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Sun 7/19

7:15 am-4:30 pm

1 stop17h 15m

$808

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/24

Showing 1-10 of 11 results
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Best time to book a flight from Basel to Denver

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

    Airlines like American Airlines and British Airways fly from Basel EuroAirport Swiss to Denver in about 17h 10m. The time it takes to get you to your destination can typically vary by up to 5h 20m. The distance from Basel EuroAirport Swiss to Denver is about 5101 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Basel to Denver 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

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Thornton
Black Hawk
Lakewood
Broomfield
Westminster
Golden
Centennial
Greeley
Lone Tree
Wheat Ridge
Silverthorne
Cripple Creek
Winter Park
Central City
Glendale
Manitou Springs
Frisco
Fort Morgan
Brighton
Evergreen

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