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Cheap flights from Denver to Basel from $387

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to Basel departing on 9/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Denver to Basel

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
5:01 pm - 6:15 pmDEN  Denver Intl-BSL Basel EuroAirport Swiss
17h 14m1 stop London Heathrow
British Airways Logo
11:15 am - 12:26 amBSL  Basel EuroAirport Swiss-DEN Denver Intl
21h 11m2 stops London Heathrow Chicago O'Hare Intl
$715British Airways
Mon, Nov 30 - Fri, Dec 11
British Airways Logo
4:23 pm - 6:15 pmDEN  Denver Intl-BSL Basel EuroAirport Swiss
17h 52m2 stops Dallas/Fort Worth London Heathrow
British Airways Logo
11:15 am - 10:54 pmBSL  Basel EuroAirport Swiss-DEN Denver Intl
19h 39m2 stops London Heathrow Chicago O'Hare Intl
$719British Airways
Mon, Nov 30 - Fri, Dec 11
United Airlines Logo
8:30 pm - 7:30 pmDEN  Denver Intl-BSL Basel EuroAirport Swiss
15h 00m1 stop Munich Franz Josef Strauss
United Airlines Logo
9:30 am - 7:05 pmBSL  Basel EuroAirport Swiss-DEN Denver Intl
17h 35m1 stop Munich Franz Josef Strauss
$724United Airlines
Tue, Nov 10 - Tue, Nov 17
United Airlines Logo
3:55 pm - 2:00 pmDEN  Denver Intl-BSL Basel EuroAirport Swiss
14h 05m1 stop Frankfurt am Main
United Airlines Logo
6:40 am - 5:35 pmBSL  Basel EuroAirport Swiss-DEN Denver Intl
18h 55m2 stops Frankfurt am Main Chicago O'Hare Intl
$745United Airlines
Mon, Jan 11 - Tue, Jan 19
Turkish Airlines Logo
7:30 pm - 9:50 amDEN  Denver Intl-BSL Basel EuroAirport Swiss
30h 20m1 stop Istanbul
Turkish Airlines Logo
6:10 pm - 5:25 pmBSL  Basel EuroAirport Swiss-DEN Denver Intl
31h 15m1 stop Istanbul
$749Turkish Airlines
Fri, Nov 20 - Sun, Nov 29
British Airways Logo
5:01 pm - 7:25 pmDEN  Denver Intl-BSL Basel EuroAirport Swiss
18h 24m1 stop London Heathrow
British Airways Logo
3:40 pm - 3:10 pmBSL  Basel EuroAirport Swiss-DEN Denver Intl
31h 30m1 stop London Heathrow
$752British Airways
Sun, Jan 31 - Thu, Feb 4
British Airways Logo
5:01 pm - 3:20 pmDEN  Denver Intl-BSL Basel EuroAirport Swiss
14h 19m1 stop London Heathrow
British Airways Logo
7:50 pm - 3:10 pmBSL  Basel EuroAirport Swiss-DEN Denver Intl
27h 20m1 stop London Heathrow
$754British Airways
Mon, Nov 30 - Fri, Dec 11
United Airlines Logo
3:55 pm - 2:00 pmDEN  Denver Intl-BSL Basel EuroAirport Swiss
14h 05m1 stop Frankfurt am Main
United Airlines Logo
6:45 am - 8:27 pmBSL  Basel EuroAirport Swiss-DEN Denver Intl
21h 42m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl
$762United Airlines
Sun, Jan 31 - Thu, Feb 4
United Airlines Logo
3:55 pm - 2:00 pmDEN  Denver Intl-BSL Basel EuroAirport Swiss
14h 05m1 stop Frankfurt am Main
United Airlines Logo
6:45 am - 8:27 pmBSL  Basel EuroAirport Swiss-DEN Denver Intl
21h 42m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl
$763United Airlines
Sun, Jan 31 - Thu, Feb 4
Turkish Airlines Logo
8:25 pm - 5:15 pmDEN  Denver Intl-BSL Basel EuroAirport Swiss
37h 50m1 stop Istanbul
Turkish Airlines Logo
6:10 pm - 7:25 pmBSL  Basel EuroAirport Swiss-DEN Denver Intl
32h 15m1 stop Istanbul
$764Turkish Airlines
Sat, Oct 24 - Sat, Oct 31

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British Airways flights from Denver to Basel EuroAirport Swiss

Our best British Airways deals on Denver to Basel EuroAirport Swiss flight tickets
British Airways
Nov 30
DEN5:01 pmDenver Intl
17h 14m
1 stop
BSL6:15 pmBasel EuroAirport Swiss
Dec 11
BSL11:15 amBasel EuroAirport Swiss
21h 11m
2 stops
DEN12:26 amDenver Intl
$715
British Airways
Nov 30
DEN4:23 pmDenver Intl
17h 52m
2 stops
BSL6:15 pmBasel EuroAirport Swiss
Dec 11
BSL11:15 amBasel EuroAirport Swiss
19h 39m
2 stops
DEN10:54 pmDenver Intl
$719
British Airways
Jan 31
DEN5:01 pmDenver Intl
18h 24m
1 stop
BSL7:25 pmBasel EuroAirport Swiss
Feb 4
BSL3:40 pmBasel EuroAirport Swiss
31h 30m
1 stop
DEN3:10 pmDenver Intl
$752

United Airlines flights from Denver to Basel EuroAirport Swiss

Our best United Airlines deals on Denver to Basel EuroAirport Swiss flight tickets
United Airlines
Nov 10
DEN8:30 pmDenver Intl
15h 00m
1 stop
BSL7:30 pmBasel EuroAirport Swiss
Nov 17
BSL9:30 amBasel EuroAirport Swiss
17h 35m
1 stop
DEN7:05 pmDenver Intl
$724
United Airlines
Jan 11
DEN3:55 pmDenver Intl
14h 05m
1 stop
BSL2:00 pmBasel EuroAirport Swiss
Jan 19
BSL6:40 amBasel EuroAirport Swiss
18h 55m
2 stops
DEN5:35 pmDenver Intl
$745
United Airlines
Jan 31
DEN3:55 pmDenver Intl
14h 05m
1 stop
BSL2:00 pmBasel EuroAirport Swiss
Feb 4
BSL6:45 amBasel EuroAirport Swiss
21h 42m
2 stops
DEN8:27 pmDenver Intl
$762

momondo Fare Finder

 
Customize your flight search to find flights from Denver to Basel EuroAirport Swiss 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, momondo users made 832,500 searches. Data last updated August 11, 2026.
Use the filters below to find and compare flights from Denver to Basel EuroAirport Swiss that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverBasel

DEN Denver Intl - BSL Basel EuroAirport Swiss

DENBSL

Denver Intl

Mon 11/30

5:01 pm-6:15 pm

1 stop17h 14m

Basel EuroAirport Swiss

Fri 12/11

11:15 am-12:26 am

2 stops21h 11m

$715

DenverBasel

DEN Denver Intl - BSL Basel EuroAirport Swiss

DENBSL

Denver Intl

Mon 11/30

4:23 pm-6:15 pm

2 stops17h 52m

Basel EuroAirport Swiss

Fri 12/11

11:15 am-10:54 pm

2 stops19h 39m

$719
Quickest round-trip

DenverBasel

DEN Denver Intl - BSL Basel EuroAirport Swiss

DENBSL

Denver Intl

Tue 11/10

8:30 pm-7:30 pm

1 stop15h 00m

Basel EuroAirport Swiss

Tue 11/17

9:30 am-7:05 pm

1 stop17h 35m

$724

DenverBasel

DEN Denver Intl - BSL Basel EuroAirport Swiss

DENBSL

Denver Intl

Mon 1/11

3:55 pm-2:00 pm

1 stop14h 05m

Basel EuroAirport Swiss

Tue 1/19

6:40 am-5:35 pm

2 stops18h 55m

$745

DenverBasel

DEN Denver Intl - BSL Basel EuroAirport Swiss

DENBSL

Denver Intl

Fri 11/20

7:30 pm-9:50 am

1 stop30h 20m

Basel EuroAirport Swiss

Sun 11/29

6:10 pm-5:25 pm

1 stop31h 15m

$749

DenverBasel

DEN Denver Intl - BSL Basel EuroAirport Swiss

DENBSL

Denver Intl

Sun 1/31

5:01 pm-7:25 pm

1 stop18h 24m

Basel EuroAirport Swiss

Thu 2/4

3:40 pm-3:10 pm

1 stop31h 30m

$752

DenverBasel

DEN Denver Intl - BSL Basel EuroAirport Swiss

DENBSL

Denver Intl

Mon 11/30

5:01 pm-3:20 pm

1 stop14h 19m

Basel EuroAirport Swiss

Fri 12/11

7:50 pm-3:10 pm

1 stop27h 20m

$754

DenverBasel

DEN Denver Intl - BSL Basel EuroAirport Swiss

DENBSL

Denver Intl

Sun 1/31

3:55 pm-2:00 pm

1 stop14h 05m

Basel EuroAirport Swiss

Thu 2/4

6:45 am-8:27 pm

2 stops21h 42m

$762

DenverBasel

DEN Denver Intl - BSL Basel EuroAirport Swiss

DENBSL

Denver Intl

Sun 1/31

3:55 pm-2:00 pm

1 stop14h 05m

Basel EuroAirport Swiss

Thu 2/4

6:45 am-8:27 pm

2 stops21h 42m

$763

DenverBasel

DEN Denver Intl - BSL Basel EuroAirport Swiss

DENBSL

Denver Intl

Sat 10/24

8:25 pm-5:15 pm

1 stop37h 50m

Basel EuroAirport Swiss

Sat 10/31

6:10 pm-7:25 pm

1 stop32h 15m

$764

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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When to book flights from Denver to Basel EuroAirport Swiss

Are you open to changing your travel dates? Check out the ideal times to fly from Denver to Basel EuroAirport Swiss according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Denver to Basel EuroAirport Swiss (DEN to BSL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denver to Basel EuroAirport Swiss

Fastest flight time

17h 14m

Direct flights

None
The fastest flight from Denver to Basel EuroAirport Swiss takes 17h 14m
There are no direct flights from Denver to Basel EuroAirport Swiss. There are no popular flight routes from Denver to Basel EuroAirport Swiss.
Search flight deals

Frequently asked questions about flying from Denver to Basel EuroAirport Swiss

  • How far is Denver Intl to Basel EuroAirport Swiss by plane?

    The distance between Denver Intl and Basel EuroAirport Swiss is about 5118.5 mi. By plane, this route typically takes 17h 14m.

  • When did momondo last update prices for flights from Denver Intl Airport to Basel EuroAirport Swiss?

    Prices for flights from Denver Intl Airport to Basel EuroAirport Swiss are refreshed on a daily basis.

  • How old do you have to be to fly from Denver Intl Airport to Basel EuroAirport Swiss?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Denver Intl Airport to Basel EuroAirport Swiss.

  • What documentation or ID do you need to fly to Basel EuroAirport Swiss?

    The required travel and health documents for your Basel EuroAirport Swiss trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Basel EuroAirport Swiss. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from Denver to Basel EuroAirport Swiss

  • How do I get Price Alerts for flights from Denver to Basel EuroAirport Swiss?

    Search flight deals from Denver to Basel EuroAirport Swiss. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Denver to Basel EuroAirport Swiss with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Why use momondo?

Why should I use momondo to find a flight deal from Denver to Basel?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Basel from Denver.

Can I find flights from Denver to Basel with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Basel from Denver with this policy.

How can momondo help me find flights from Denver to Basel?

Once you have performed a search for Denver to Basel flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Denver to Basel right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Basel from Denver. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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