HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Denver

$415+ 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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
EAP — DEN
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Basel to Denver with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 29, 2026.

This American Airlines deal was found by Cheapflights users on 1/28. 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 9/18:15 am
BSL
-
DEN
1 stop16h 15m
American Airlines
Wed 9/306:40 pm
DEN
-
BSL
1 stop32h 15m
American Airlines
Deal found 1/28$617
This American Airlines deal was found by Cheapflights users on 1/27. 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.
Mon 9/76:40 am
BSL
-
DEN
2 stops19h 06m
American Airlines
Mon 9/286:40 pm
DEN
-
BSL
1 stop15h 40m
American Airlines
Deal found 1/27$620
This American Airlines deal was found by Cheapflights users on 1/27. 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 3/110:20 am
DEN
-
BSL
2 stops20h 45m
American Airlines
Deal found 1/27$623
This Iberia deal was found by Cheapflights users on 1/28. 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 stops19h 32m
Multiple Airlines
Mon 3/212:33 pm
DEN
-
BSL
2 stops21h 42m
Multiple Airlines
Deal found 1/28$625
This American Airlines deal was found by Cheapflights users on 1/28. 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.
Fri 2/137:00 am
BSL
-
DEN
2 stops19h 51m
American Airlines
Sun 2/154:43 pm
DEN
-
BSL
2 stops21h 37m
American Airlines
Deal found 1/28$630
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.
Wed 2/253:50 pm
BSL
-
DEN
1 stop31h 40m
British Airways
Sun 3/15:25 pm
DEN
-
BSL
1 stop20h 55m
British Airways
Deal found 1/26$638
This American Airlines deal was found by Cheapflights users on 1/28. 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 1/28$643

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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$620
(American Airlines)

One-way from

$415
(Kiwi.com)

Popular in

May

Cheapest in

September

Average price

$943
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 ($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 29, 2026.
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

Wed 2/25

6:20 am-9:36 pm

2 stops23h 16m

Denver Intl

Sun 3/1

8:00 am-3:05 pm

2 stops23h 05m

$620

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Wed 2/25

3:50 pm-3:30 pm

1 stop31h 40m

Denver Intl

Sun 3/1

5:25 pm-10:20 pm

1 stop20h 55m

$638

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Sun 3/1

6:35 am-3:30 pm

1 stop16h 55m

Denver Intl

Sat 3/7

5:25 pm-3:35 pm

1 stop14h 10m

$642

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

$643

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Thu 2/12

6:05 am-7:04 pm

2 stops20h 59m

Denver Intl

Sun 2/15

4:43 pm-10:20 pm

2 stops21h 37m

$652

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Thu 2/12

11:05 am-10:37 pm

2 stops19h 32m

Denver Intl

Sun 2/15

5:25 pm-10:20 pm

1 stop20h 55m

$696

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Wed 2/25

8:15 am-10:59 pm

3 stops46h 44m

$415

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Wed 3/25

6:55 am-11:04 pm

3 stops47h 09m

$577

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Sat 6/13

6:35 am-7:44 pm

2 stops21h 09m

$629

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Sat 6/13

6:35 am-10:23 pm

2 stops23h 48m

$680

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/29

Showing 1-10 of 14 results
1
2
  • 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 23h 16m. American Airlines provides one of the quickest options available for as low as $620. 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
Broomfield
Westminster
Golden
Centennial
Greeley
Lone Tree
Wheat Ridge
Silverthorne
Cripple Creek
Winter Park
Central City
Glendale
Manitou Springs
Frisco
Fort Morgan
Brighton
Evergreen

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Basel to Denver

See prices for flight routes from nearby airports that may be better suited for you.
Zurich to Denver flights
Basel to Denver flights
Geneva to Denver flights
Zurich to Colorado Springs flights
Geneva to Grand Junction flights
Geneva to Durango flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.