What is the cheapest airline that flies from Basel to Colorado?

British Airways is the most popular carrier operating from Basel to Colorado

When did momondo last update prices for flights from Basel to Colorado?

Prices for flights from Basel to Colorado refresh daily.

How old do you have to be to fly from Basel to Colorado?

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 Basel to Colorado.

What documentation or ID do you need to fly to Colorado?

The required travel and health documents for your Colorado 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 Colorado. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$573 Cheap Flights from Basel to Colorado in 2026

Find the cheapest flights from Basel to Colorado

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:10 am - 7:38 pm

BSL

DEN

21h 28m

2 stops

4:25 pm - 6:30 pm

DEN

BSL

18h 05m

2 stops

$820Multiple Airlines

Thu, Sep 3 - Thu, Sep 10

6:00 am - 7:38 pm

BSL

DEN

21h 38m

2 stops

4:51 pm - 6:55 pm

DEN

BSL

18h 04m

2 stops

$822Multiple Airlines

Fri, Sep 11 - Tue, Sep 15

7:10 pm - 6:25 pm

BSL

DEN

31h 15m

1 stop

8:25 pm - 9:45 am

DEN

BSL

29h 20m

1 stop

$844Turkish Airlines

Fri, Sep 11 - Tue, Sep 15

6:10 am - 4:30 pm

BSL

DEN

18h 20m

1 stop

4:25 pm - 6:30 pm

DEN

BSL

18h 05m

2 stops

$846Multiple Airlines

Thu, Sep 3 - Thu, Sep 10

6:10 am - 6:40 pm

BSL

COS

20h 30m

2 stops

8:07 am - 10:55 am

COS

BSL

18h 48m

2 stops

$856American Airlines

Thu, Sep 3 - Thu, Sep 10

6:10 am - 4:30 pm

BSL

DEN

18h 20m

1 stop

6:40 pm - 11:00 am

DEN

BSL

32h 20m

1 stop

$869American Airlines

Thu, Sep 3 - Thu, Sep 10

7:15 am - 4:30 pm

BSL

DEN

17h 15m

1 stop

6:40 pm - 10:50 pm

DEN

BSL

20h 10m

1 stop

$874British Airways

Sun, Sep 6 - Sun, Sep 13

6:00 am - 4:57 pm

BSL

DEN

18h 57m

2 stops

6:40 pm - 6:55 pm

DEN

BSL

16h 15m

1 stop

$879American Airlines

Fri, Sep 11 - Tue, Sep 15

6:30 am - 5:57 pm

BSL

DEN

19h 27m

2 stops

6:15 am - 9:55 am

DEN

BSL

19h 40m

2 stops

$881Delta

Sun, Sep 6 - Sun, Sep 13

10:45 am - 6:25 pm

BSL

DEN

38h 40m

1 stop

8:20 pm - 5:15 pm

DEN

BSL

36h 55m

1 stop

$891Turkish Airlines

Thu, Oct 29 - Mon, Nov 2

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Turkish Airlines flights from Basel to Colorado

Our best Turkish Airlines deals on Basel to Colorado flight tickets

Turkish Airlines

Sep 11

BSL7:10 pmBasel EuroAirport Swiss

31h 15m

1 stop

DEN6:25 pmDenver Intl

Sep 15

DEN8:25 pmDenver Intl

29h 20m

1 stop

BSL9:45 amBasel EuroAirport Swiss

$844

Turkish Airlines

Oct 29

BSL10:45 amBasel EuroAirport Swiss

38h 40m

1 stop

DEN6:25 pmDenver Intl

Nov 2

DEN8:20 pmDenver Intl

36h 55m

1 stop

BSL5:15 pmBasel EuroAirport Swiss

$891

Turkish Airlines

Oct 29

BSL10:45 amBasel EuroAirport Swiss

38h 40m

1 stop

DEN6:25 pmDenver Intl

Nov 2

DEN8:20 pmDenver Intl

36h 55m

1 stop

BSL5:15 pmBasel EuroAirport Swiss

$895

American Airlines flights from Basel to Colorado

Our best American Airlines deals on Basel to Colorado flight tickets

American Airlines

Sep 3

BSL6:10 amBasel EuroAirport Swiss

20h 30m

2 stops

COS6:40 pmColorado Springs

Sep 10

COS8:07 amColorado Springs

18h 48m

2 stops

BSL10:55 amBasel EuroAirport Swiss

$856

American Airlines

Sep 3

BSL6:10 amBasel EuroAirport Swiss

18h 20m

1 stop

DEN4:30 pmDenver Intl

Sep 10

DEN6:40 pmDenver Intl

32h 20m

1 stop

BSL11:00 amBasel EuroAirport Swiss

$869

American Airlines

Sep 11

BSL6:00 amBasel EuroAirport Swiss

18h 57m

2 stops

DEN4:57 pmDenver Intl

Sep 15

DEN6:40 pmDenver Intl

16h 15m

1 stop

BSL6:55 pmBasel EuroAirport Swiss

$879

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Thu 9/3

6:10 am-7:38 pm

2 stops21h 28m

Denver Intl

Thu 9/10

4:25 pm-6:30 pm

2 stops18h 05m

$820

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Fri 9/11

6:00 am-7:38 pm

2 stops21h 38m

Denver Intl

Tue 9/15

4:51 pm-6:55 pm

2 stops18h 04m

$822

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Fri 9/11

7:10 pm-6:25 pm

1 stop31h 15m

Denver Intl

Tue 9/15

8:25 pm-9:45 am

1 stop29h 20m

$844

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Thu 9/3

6:10 am-4:30 pm

1 stop18h 20m

Denver Intl

Thu 9/10

4:25 pm-6:30 pm

2 stops18h 05m

$846

BaselColorado Springs

BSL - COS

BSLCOS

Basel EuroAirport Swiss

Thu 9/3

6:10 am-6:40 pm

2 stops20h 30m

Colorado Springs

Thu 9/10

8:07 am-10:55 am

2 stops18h 48m

$856

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Thu 9/3

6:10 am-4:30 pm

1 stop18h 20m

Denver Intl

Thu 9/10

6:40 pm-11:00 am

1 stop32h 20m

$869

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Sun 9/6

7:15 am-4:30 pm

1 stop17h 15m

Denver Intl

Sun 9/13

6:40 pm-10:50 pm

1 stop20h 10m

$874

Quickest round-trip

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Fri 9/11

6:00 am-4:57 pm

2 stops18h 57m

Denver Intl

Tue 9/15

6:40 pm-6:55 pm

1 stop16h 15m

$879

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Sun 9/6

6:30 am-5:57 pm

2 stops19h 27m

Denver Intl

Sun 9/13

6:15 am-9:55 am

2 stops19h 40m

$881

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Thu 10/29

10:45 am-6:25 pm

1 stop38h 40m

Denver Intl

Mon 11/2

8:20 pm-5:15 pm

1 stop36h 55m

$891

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Basel to Colorado

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Can stopping save me money on Basel to Colorado flights?

You could potentially save up to 69% on your flight if you consider stops on a Basel to Colorado flight.

Cheap Basel to Colorado flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Basel to Colorado

Fastest flight time	12h 40m
Direct flights	None

The fastest flight from Basel to Colorado takes 12h 40m

There are no direct flights from Basel to Colorado. There are no popular flight routes from Basel to Colorado.

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Frequently asked questions about flying from Basel to Colorado

When did momondo last update prices for flights from Basel to Colorado?
Prices for flights from Basel to Colorado refresh daily.
How old do you have to be to fly from Basel to Colorado?
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 Basel to Colorado.
What documentation or ID do you need to fly to Colorado?
The required travel and health documents for your Colorado 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 Colorado. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Basel to Colorado. momondo saves you time and could save you money on your trip.

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

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

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

Once all potential Basel to Colorado flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Basel to Colorado now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Colorado and let you know when they change.