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$349+ Cheap flights from Colorado to Basel (EAP)

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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — EAP
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Colorado to Basel

Keep the following information in mind while searching for Colorado to Basel flight deals. Data was last updated May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$614
(Justfly.com)

One-way from

$349
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$984
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 Colorado to Basel (EAP)
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One-way flight from Colorado to Basel (EAP)
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Highest demand for flights based on searches. 9% potential increase in price ($95 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Colorado to Basel

Cheapest flights from Colorado to Basel
Explore the most affordable flight options available from Colorado to Basel. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This American Airlines deal was found by Cheapflights users on 4/30. 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.
Mon 12/15:30 pmDEN - BSL
1 stop16h 40mAmerican Airlines
Sun 12/146:35 amBSL - DEN
1 stop16h 50mAmerican Airlines
Deal found 4/30$609
This Justfly.com deal was found by Cheapflights users on 4/30. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/129:40 amDEN - BSL
2 stops17h 10mAir Canada
Thu 8/2811:30 amBSL - DEN
2 stops30h 51mAir Canada
Deal found 4/30$614
This British Airways deal was found by Cheapflights users on 4/30. 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.
Mon 12/14:59 pmDEN - BSL
2 stops17h 11mBritish Airways
Sun 12/146:35 amBSL - DEN
1 stop16h 50mBritish Airways
Deal found 4/30$616
This Gotogate deal was found by Cheapflights users on 5/1. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/45:59 pmDEN - BSL
1 stop15h 51mLufthansa
Tue 5/2011:25 amBSL - DEN
1 stop12h 10mLufthansa
Deal found 5/1$621
This FlightHub deal was found by Cheapflights users on 4/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/129:40 amDEN - BSL
2 stops17h 10mMultiple Airlines
Thu 8/288:25 amBSL - DEN
1 stop15h 10mMultiple Airlines
Deal found 4/30$627
This United Airlines deal was found by Cheapflights users on 5/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/48:20 pmDEN - BSL
1 stop15h 15mUnited Airlines
Tue 5/209:45 amBSL - DEN
1 stop16h 55mUnited Airlines
Deal found 5/1$628
This Delta deal was found by Cheapflights users on 5/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/176:30 amDEN - BSL
2 stops19h 00mDelta
Wed 9/2410:10 amBSL - DEN
2 stops21h 14mDelta
Deal found 5/1$647
This oojo deal was found by Cheapflights users on 4/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/127:50 pmDEN - BSL
1 stop29h 50mTurkish Airlines
Mon 6/236:55 pmBSL - DEN
1 stop31h 00mTurkish Airlines
Deal found 4/30$1,179
This United Airlines deal was found by Cheapflights users on 4/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/147:35 amEGE - BSL
2 stops19h 20mUnited Airlines
Sat 6/2111:30 amBSL - EGE
2 stops40h 31mUnited Airlines
Deal found 4/29$1,572

Cheapflights Fare Finder

Customize your flight search to find flights from Colorado 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 May 1, 2025.
Use the filters below to find and compare flights from Colorado to Basel that are best for you.

Fly from

Colorado

Fly to

Basel

Route

Depart

Return

Price

DenverBasel

DEN - BSL

DENBSL

Denver Intl

Tue 8/12

9:40 am-10:50 am

2 stops17h 10m

Basel EuroAirport Swiss

Thu 8/28

11:30 am-10:21 am

2 stops30h 51m

$614

DenverBasel

DEN - BSL

DENBSL

Denver Intl

Tue 8/12

4:15 pm-12:25 pm

1 stop12h 10m

Basel EuroAirport Swiss

Thu 8/28

8:25 am-3:35 pm

1 stop15h 10m

$623

DenverBasel

DEN - BSL

DENBSL

Denver Intl

Tue 8/12

9:40 am-10:50 am

2 stops17h 10m

Basel EuroAirport Swiss

Thu 8/28

8:25 am-3:35 pm

1 stop15h 10m

$627

DenverBasel

DEN - BSL

DENBSL

Denver Intl

Wed 9/17

6:30 am-9:30 am

2 stops19h 00m

Basel EuroAirport Swiss

Wed 9/24

10:10 am-11:24 pm

2 stops21h 14m

$647

DenverBasel

DEN - BSL

DENBSL

Denver Intl

Wed 9/17

8:20 pm-9:10 am

1 stop28h 50m

Basel EuroAirport Swiss

Wed 9/24

1:00 pm-6:40 pm

1 stop13h 40m

$769

DenverBasel

DEN - BSL

DENBSL

Denver Intl

Tue 6/10

6:35 pm-6:30 pm

1 stop15h 55m

Basel EuroAirport Swiss

Sun 6/22

7:05 am-8:01 pm

2 stops20h 56m

$1,172

DenverBasel

DEN - BSL

DENBSL

Denver Intl

Thu 6/12

7:50 pm-9:40 am

1 stop29h 50m

Basel EuroAirport Swiss

Mon 6/23

6:55 pm-5:55 pm

1 stop31h 00m

$1,179

VailBasel

EGE - BSL

EGEBSL

Vail Eagle County

Sat 6/14

7:35 am-10:55 am

2 stops19h 20m

Basel EuroAirport Swiss

Sat 6/21

11:30 am-8:01 pm

2 stops40h 31m

$1,572

DenverBasel

DEN - BSL

DENBSL

Denver Intl

Thu 9/4

8:10 pm-10:50 pm

2 stops42h 40m

$349

DenverBasel

DEN - BSL

DENBSL

Denver Intl

Thu 9/4

6:35 pm-6:25 pm

1 stop15h 50m

$492

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 14 results
1
2

Best time to book a flight from Colorado to Basel

Have a flexible travel schedule? Discover the best time to fly to Basel from Colorado 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 Colorado to Basel

What is the cheapest time of day to fly from CO to EAP?

Find hourly flight availability from Colorado 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 May 1, 2025.

When flying from Colorado to Basel, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 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 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, 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 May 1, 2025.
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

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
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

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
8,696 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

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.
Turkish Airlines
7.3
Good
3,791 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

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
7,934 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

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.
Air Canada
7.0
Good
9,254 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

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 Colorado to Basel. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Basel from Colorado?

    For a flight from Colorado to Basel, you will be flying into All airports. Basel All airports (EAP) is just 0.2 mi from the center of the city.

  • What are the cheapest airlines to fly from Colorado to Basel one-way?

    To fly one-way, consider booking your trip with British Airways, which is currently one of the cheapest options available, starting at $492. American Airlines flights start at $497 while deals on United Airlines start at $543 one-way.

  • What are the most popular routes from Colorado to Basel?

    Most travelers choose Denver Intl - Basel EuroAirport Swiss, Aspen Pitkin County - Basel EuroAirport Swiss or Colorado Springs - Basel EuroAirport Swiss when deciding on the best route from Colorado to Basel.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Colorado 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 Colorado to Basel?

    Currently, January is the cheapest month in which you can book a flight from Colorado to Basel (average of $545). Flying from Colorado to Basel 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 Colorado to Basel

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Colorado to Basel

Discover the top airline that operate flights from Colorado 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$582Average$1,125FlexibilityNo cancel feeOn-time76%

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