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$422+ 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 1/30. Fares are subject to change and may not be available on all flights or dates of travel.
EAP — DEN
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap 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 September 17, 2025.

Round-trip from

$612
(British Airways)

One-way from

$422
(British Airways)

Popular in

September

Cheapest in

February

Average price

$1,057
From Basel (EAP) to Denver Intl
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One-way flight from Basel (EAP) to Denver Intl
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Highest demand for flights based on searches. 7% potential increase in price ($61 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 17, 2025.

This British Airways deal was found by Cheapflights users on 9/15. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/307:35 pmBSL - DEN
1 stop27h 55mBritish Airways
Tue 11/42:49 pmDEN - BSL
2 stops23h 31mBritish Airways
Deal found 9/15$612
This Billigflug deal was found by Cheapflights users on 9/17. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/236:10 amBSL - DEN
1 stop18h 15mMultiple Airlines
Tue 10/284:00 pmDEN - BSL
2 stops16h 05mMultiple Airlines
Deal found 9/17$613
This American Airlines deal was found by Cheapflights users on 9/15. 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.
Thu 10/306:05 amBSL - DEN
2 stops22h 50mAmerican Airlines
Tue 11/410:23 amDEN - BSL
2 stops20h 42mAmerican Airlines
Deal found 9/15$625
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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.
Thu 11/2010:35 amBSL - DEN
1 stop13h 25mLufthansa
Fri 11/285:25 pmDEN - BSL
2 stops14h 40mLufthansa
Deal found 9/15$765
This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2311:25 amBSL - DEN
1 stop12h 10mLufthansa
Tue 9/304:15 pmDEN - BSL
1 stop12h 10mLufthansa
Deal found 9/16$994
This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2310:20 amBSL - DEN
2 stops16h 20mMultiple Airlines
Tue 9/304:15 pmDEN - BSL
1 stop12h 10mMultiple Airlines
Deal found 9/16$1,030
This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2310:20 amBSL - DEN
2 stops16h 20mAustrian Airlines
Tue 9/308:20 pmDEN - BSL
2 stops15h 25mAustrian Airlines
Deal found 9/16$1,143

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 September 17, 2025.
Use the filters below to find and compare flights from Basel 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 10/30

7:35 pm-4:30 pm

1 stop27h 55m

Denver Intl

Tue 11/4

2:49 pm-10:20 pm

2 stops23h 31m

$612

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Thu 10/23

6:10 am-4:25 pm

1 stop18h 15m

Denver Intl

Tue 10/28

4:00 pm-3:05 pm

2 stops16h 05m

$613

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Thu 10/23

6:10 am-4:25 pm

1 stop18h 15m

Denver Intl

Tue 10/28

6:25 pm-10:20 pm

1 stop20h 55m

$613

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Thu 10/30

6:05 am-9:55 pm

2 stops22h 50m

Denver Intl

Tue 11/4

10:23 am-3:05 pm

2 stops20h 42m

$625

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Thu 11/20

10:35 am-4:00 pm

1 stop13h 25m

Denver Intl

Fri 11/28

5:25 pm-4:05 pm

2 stops14h 40m

$765

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Fri 1/30

7:00 am-3:30 pm

1 stop16h 30m

$422

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Mon 12/29

6:15 am-3:30 pm

1 stop17h 15m

$499

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Sun 12/28

4:25 pm-3:30 pm

1 stop31h 05m

$499

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Sun 10/26

6:00 am-12:52 am

3 stops49h 52m

$501

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Sun 10/26

6:35 am-9:54 pm

2 stops22h 19m

$638

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 13 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.

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 27h 55m. British Airways provides one of the quickest options available for as low as $612. The distance between Basel and Denver is about 5101 mi.

  • 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.

  • What is the cheapest month to book a flight from Basel to Denver?

    Currently, October is the cheapest month in which you can book a flight from Basel to Denver (average of $197). Flying from Basel to Denver in March is currently the most expensive (average of $278). 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.

See more FAQs

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Black Hawk
Westminster
Golden
Winter Park
Lakewood
Broomfield
Greeley
Lone Tree
Cripple Creek
Thornton
Silverthorne
Manitou Springs
Fort Morgan
Glendale
Wheat Ridge
Brighton
Longmont
Idaho Springs
Parker
Sterling

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