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$513+ Cheap flights from Denver (DEN) to Basel EuroAirport Swiss (BSL)

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 8/14. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BSL
Apr 20 — Apr 271
Sun 4/20
Sun 4/27
1 adult, Economy
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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 April 15, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$687
(oojo)

One-way from

$513
(oojo)

Popular in

June

Cheapest in

January

Average price

$841
Provider with most accurate pricing for Denver Intl-Basel (EAP) flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Basel (EAP) flights.
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From Denver Intl to Basel EuroAirport Swiss
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One-way flight from Denver Intl to Basel EuroAirport Swiss
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Highest demand for flights based on searches. 11% potential increase in price ($150 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($46 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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 April 15, 2025.

This British Airways deal was found by Cheapflights users on 4/15. 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.
Mon 12/15:30 pmDEN - BSL
1 stop20h 05mBritish Airways
Sun 12/146:35 amBSL - DEN
1 stop16h 50mBritish Airways
Deal found 4/15$663
This FlightHub deal was found by Cheapflights users on 4/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/124:15 pmDEN - BSL
1 stop12h 10mLufthansa
Thu 8/2811:30 amBSL - DEN
1 stop12h 05mLufthansa
Deal found 4/15$714
This Delta deal was found by Cheapflights users on 4/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/124:00 pmDEN - BSL
2 stops17h 50mDelta
Thu 8/286:15 amBSL - DEN
2 stops19h 12mDelta
Deal found 4/15$730
This United deal was found by Cheapflights users on 4/15. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/172:10 pmDEN - BSL
2 stops21h 25mUnited Airlines
Wed 9/2411:25 amBSL - DEN
1 stop12h 10mUnited Airlines
Deal found 4/15$829
This American Airlines deal was found by Cheapflights users on 4/15. 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.
Sun 7/66:35 pmDEN - BSL
1 stop20h 15mAmerican Airlines
Sun 7/1311:05 amBSL - DEN
1 stop13h 20mAmerican Airlines
Deal found 4/15$899

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 April 15, 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

Wed 6/11

2:11 pm-7:15 pm

2 stops21h 04m

Basel EuroAirport Swiss

Mon 6/23

11:45 am-11:44 pm

2 stops19h 59m

$687

DenverBasel

DEN - BSL

DENBSL

Denver Intl

Tue 8/12

4:15 pm-12:25 pm

1 stop12h 10m

Basel EuroAirport Swiss

Thu 8/28

11:30 am-3:35 pm

1 stop12h 05m

$714

DenverBasel

DEN - BSL

DENBSL

Denver Intl

Tue 8/12

4:00 pm-5:50 pm

2 stops17h 50m

Basel EuroAirport Swiss

Thu 8/28

6:15 am-5:27 pm

2 stops19h 12m

$730

DenverBasel

DEN - BSL

DENBSL

Denver Intl

Wed 9/17

2:10 pm-7:35 pm

2 stops21h 25m

Basel EuroAirport Swiss

Wed 9/24

11:25 am-3:35 pm

1 stop12h 10m

$829

DenverBasel

DEN - BSL

DENBSL

Denver Intl

Sun 7/6

6:35 pm-10:50 pm

1 stop20h 15m

Basel EuroAirport Swiss

Sun 7/13

11:05 am-4:25 pm

1 stop13h 20m

$899

DenverBasel

DEN - BSL

DENBSL

Denver Intl

Thu 8/14

9:03 am-10:55 am

2 stops17h 52m

$513

DenverBasel

DEN - BSL

DENBSL

Denver Intl

Thu 8/14

4:15 pm-7:35 pm

1 stop19h 20m

$529

DenverBasel

DEN - BSL

DENBSL

Denver Intl

Thu 8/14

4:15 pm-12:25 pm

1 stop12h 10m

$530

DenverBasel

DEN - BSL

DENBSL

Denver Intl

Sun 7/6

5:59 pm-1:40 pm

1 stop11h 41m

$718

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

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 April 15, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Denver to Basel EuroAirport Swiss as you normally would.

Rainfall in Basel by month

Plan your trip to Basel by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Basel EuroAirport Swiss ranges from 1.9 - 3.4 inches per month. June is typically the wettest month, when rainfall can reach 3.4 in. February is typically the driest time to visit Basel EuroAirport Swiss when rainfall is around 1.9 in.

Temperature in Basel by month

Plan your trip to Basel by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Basel EuroAirport Swiss, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Basel

Get insights into the airlines that provide service to Basel. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Basel. Reviews last updated April 15, 2025.
Delta
8.0
Very good
7,918 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,918 reviews
Delta
8.0
Very good
7,918 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,658 reviews
Delta
8.0
Very good
7,918 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,918 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Lufthansa
6.7
Okay
7,004 reviews
Delta
8.0
Very good
7,918 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
British Airways
6.6
Okay
6,760 reviews
Delta
8.0
Very good
7,918 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

  • What are the cheapest airlines flying from Denver to Basel EuroAirport Swiss round-trip?

    Our cheapest airline available from Denver to Basel EuroAirport Swiss is British Airways. Our recent data shows that you can find tickets from as low as $687 on this airline. Additional options worth looking into are Lufthansa and Delta, starting at $714 and $730 round-trip. British Airways is priced at 41% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Denver to Basel EuroAirport Swiss one-way?

    The cheapest airlines for a one-way flight from Denver to Basel EuroAirport Swiss are British Airways ($513), Lufthansa ($529), and United Airlines ($530).

  • 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.

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

    Currently, January is the cheapest month in which you can book a flight from Denver to Basel EuroAirport Swiss (average of $545). Flying from Denver to Basel EuroAirport Swiss in June is currently the most expensive (average of $1,132). 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

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Alternative routes for Denver to Basel

See prices for flight routes from nearby airports that may be better suited for you.
Aspen to Basel flights

Top airline flying from Denver to Basel

Discover the top airline that operate flights from Denver to Basel. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$582Average$1,125FlexibilityNo cancel feeOn-time76%

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