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$653+ Cheap flights from Basel (EAP) 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 7/29. Fares are subject to change and may not be available on all flights or dates of travel.
EAP — DEN
May 3 — May 101
Sun 5/3
Sun 5/10
1 adult, Economy
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1. Tell us where you want to go

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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 April 3, 2026.

This Expedia deal was found by Cheapflights users on 3/31. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/276:10 am
BSL
-
DEN
1 stop18h 20m
British Airways
Wed 9/96:40 pm
DEN
-
BSL
1 stop16h 50m
British Airways
Deal found 3/31$846
This Turkish Airlines deal was found by Cheapflights users on 3/29. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2610:55 am
BSL
-
DEN
1 stop38h 40m
Turkish Airlines
Mon 11/307:20 pm
DEN
-
BSL
1 stop37h 50m
Turkish Airlines
Deal found 3/29$849
This American Airlines deal was found by Cheapflights users on 3/31. 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 8/276:10 am
BSL
-
DEN
1 stop18h 20m
American Airlines
Wed 9/96:40 pm
DEN
-
BSL
1 stop16h 50m
American Airlines
Deal found 3/31$875
This American Airlines deal was found by Cheapflights users on 3/30. 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 12/36:05 am
BSL
-
DEN
1 stop17h 25m
American Airlines
Sun 12/612:30 pm
DEN
-
BSL
2 stops25h 50m
American Airlines
Deal found 3/30$876
This American Airlines deal was found by Cheapflights users on 4/1. 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 9/176:10 am
BSL
-
DEN
1 stop18h 20m
American Airlines
Sat 9/264:27 pm
DEN
-
BSL
2 stops17h 58m
American Airlines
Deal found 4/1$877
This British Airways deal was found by Cheapflights users on 3/30. 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.
Thu 12/36:05 am
BSL
-
DEN
1 stop17h 25m
British Airways
Sun 12/65:25 pm
DEN
-
BSL
1 stop20h 55m
British Airways
Deal found 3/30$878
This American Airlines deal was found by Cheapflights users on 3/29. 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 11/266:05 am
BSL
-
DEN
2 stops25h 51m
American Airlines
Mon 11/3012:21 pm
DEN
-
BSL
2 stops21h 54m
American Airlines
Deal found 3/29$882
This Expedia deal was found by Cheapflights users on 4/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1710:50 am
BSL
-
DEN
1 stop12h 50m
Lufthansa
Sat 9/265:40 pm
DEN
-
BSL
1 stop12h 25m
Lufthansa
Deal found 4/1$896
This United Airlines deal was found by Cheapflights users on 3/31. 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.
Thu 8/276:00 am
BSL
-
DEN
2 stops21h 00m
United Airlines
Wed 9/94:45 pm
DEN
-
BSL
2 stops18h 55m
United Airlines
Deal found 3/31$918

Find flight deals from Basel to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Basel (EAP) 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 April 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$846
(Expedia)

One-way from

$653
(Iberia)

Popular in

May

Cheapest in

April

Average price

$728
Provider with most accurate pricing for Basel (EAP)-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Basel (EAP)-Denver Intl flights.
Search Deals
From Basel (EAP) to Denver Intl
Search Deals
One-way flight from Basel (EAP) to Denver Intl
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($8 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 April 3, 2026.
Use the filters below to find and compare flights from Basel to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Thu 8/27

6:10 am-4:30 pm

1 stop18h 20m

Denver Intl

Wed 9/9

12:27 pm-7:30 pm

2 stops23h 03m

$875

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Thu 9/17

6:10 am-5:38 pm

2 stops19h 28m

Denver Intl

Sat 9/26

5:44 pm-6:25 pm

2 stops16h 41m

$883
Quickest round-trip

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Fri 7/24

6:00 am-1:30 pm

1 stop15h 30m

Denver Intl

Fri 8/7

6:13 am-7:40 am

2 stops17h 27m

$925

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Fri 7/31

2:30 pm-12:30 am

2 stops18h 00m

Denver Intl

Sat 8/8

4:15 pm-7:50 pm

1 stop19h 35m

$1,017
Cheapest one-way

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Wed 7/29

6:40 am-12:14 am

2 stops25h 34m

$658

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Sun 7/19

7:15 am-4:30 pm

1 stop17h 15m

$677

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Sat 8/15

6:45 am-11:54 pm

3 stops49h 09m

$685
Quickest one-way

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Mon 8/17

6:40 am-3:33 pm

2 stops16h 53m

$688

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Fri 9/4

11:45 am-9:38 pm

2 stops17h 53m

$693

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Sat 6/13

6:35 am-11:09 pm

2 stops24h 34m

$719

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/29

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Compare providers for flights from Basel to Denver

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

Cheapflights Insights

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

How much does it cost to fly round-trip from Basel to Denver?

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 to Denver?

    A quick flight from Basel to Denver can take about 15h 30m. American Airlines provides one of the quickest options available for as low as $925. The distance between Basel and 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
Westminster
Broomfield
Golden
Centennial
Greeley
Lone Tree
Wheat Ridge
Silverthorne
Central City
Cripple Creek
Winter Park
Manitou Springs
Frisco
Englewood
Fort Morgan
Glendale
Brighton

Browse thousands of different options on Cheapflights for your next trip

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