What is the cheapest airline that flies from Cologne Köln/Bonn to Denver Intl?

Lufthansa is the most popular carrier operating from Cologne Köln/Bonn to Denver Intl

What airlines fly to Denver?

United Airlines, Lufthansa and British Airways are the top three most popular airlines that fly to Denver from Cologne according to our data. United Airlines is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Denver. Keep in mind that there are 6 different airlines that fly to Denver on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Cologne Köln/Bonn Airport to Denver Intl Airport?

Prices for flights from Cologne Köln/Bonn Airport to Denver Intl Airport are refreshed on a daily basis.

How old do you have to be to fly from Cologne Köln/Bonn Airport to Denver Intl Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Cologne Köln/Bonn Airport to Denver Intl Airport.

What documentation or ID do you need to fly to Denver Intl Airport?

The travel and health documents required for your trip to Denver Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Denver Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$629 Cheap Flights from Cologne to Denver in 2025

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Find the cheapest flights from Cologne to Denver

Round-trip

One-way

Cheap round-trip flights

These are some of the best round-trip flight deals from Cologne to Denver that have been recently found on momondo from popular airlines, departing in the coming months.

10:20 am - 11:33 pmCGN-DEN

21h 13m2 stops

3:49 pm - 8:50 pmDEN-CGN

21h 01m2 stops

$634British Airways

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Sat, May 17 - Sat, May 24

8:40 am - 1:45 pmCGN-DEN

13h 05m1 stop

8:25 pm - 4:10 pmDEN-CGN

11h 45m1 stop

$659Lufthansa

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Sat, May 17 - Sat, May 24

6:05 am - 7:55 pmCGN-DEN

21h 50m2 stops

8:25 pm - 4:10 pmDEN-CGN

11h 45m1 stop

$667United Airlines

Find Deal

Sat, May 17 - Sat, May 24

6:05 am - 1:45 pmCGN-DEN

15h 40m1 stop

4:15 pm - 12:15 pmDEN-CGN

12h 00m1 stop

$830Lufthansa

Find Deal

Fri, May 30 - Fri, Jun 13

6:05 am - 2:00 pmCGN-DEN

15h 55m2 stops

4:15 pm - 5:35 pmDEN-CGN

17h 20m1 stop

$924United Airlines

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Fri, May 30 - Fri, Jun 13

12:55 pm - 10:27 amCGN-DEN

29h 32m2 stops

11:25 am - 11:10 amDEN-CGN

15h 45m2 stops

$945Air Canada

Find Deal

Fri, May 30 - Fri, Jun 13

2:20 pm - 5:59 pmCGN-DEN

35h 39m2 stops

7:55 pm - 9:00 pmDEN-CGN

17h 05m2 stops

$1,145

Find Deal

Fri, Jul 25 - Wed, Jul 30

6:05 am - 11:27 amCGN-DEN

37h 22m3 stops

4:40 pm - 10:45 pmDEN-CGN

22h 05m2 stops

$1,155

Find Deal

Fri, Jul 25 - Wed, Jul 30

10:15 am - 4:42 pmCGN-DEN

38h 27m2 stops

2:09 pm - 8:25 pmDEN-CGN

22h 16m2 stops

$1,767American Airlines

Find Deal

Sun, Jul 13 - Sun, Jul 27

10:15 am - 4:42 pmCGN-DEN

38h 27m2 stops

12:21 pm - 8:50 pmDEN-CGN

24h 29m2 stops

$1,898American Airlines

Find Deal

Sun, Jul 13 - Sat, Jul 26

British Airways flights from Cologne to Denver

Our best British Airways deals on Cologne to Denver flight tickets

British Airways

May 17

CGN10:20 amCologne Köln/Bonn

21h 13m

2 stops

DEN11:33 pmDenver Intl

May 24

DEN3:49 pmDenver Intl

21h 01m

2 stops

CGN8:50 pmCologne Köln/Bonn

$634

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British Airways

Jul 25

CGN2:20 pmCologne Köln/Bonn

34h 05m

1 stop

DEN4:25 pmDenver Intl

Jul 30

DEN6:35 pmDenver Intl

18h 25m

1 stop

CGN9:00 pmCologne Köln/Bonn

$1,015

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British Airways

Jul 25

CGN10:00 pmCologne Köln/Bonn

25h 51m

2 stops

DEN3:51 pmDenver Intl

Jul 30

DEN6:35 pmDenver Intl

18h 25m

1 stop

CGN9:00 pmCologne Köln/Bonn

$1,129

Find similar

Lufthansa flights from Cologne to Denver

Our best Lufthansa deals on Cologne to Denver flight tickets

Lufthansa

May 17

CGN8:40 amCologne Köln/Bonn

13h 05m

1 stop

DEN1:45 pmDenver Intl

May 24

DEN8:25 pmDenver Intl

11h 45m

1 stop

CGN4:10 pmCologne Köln/Bonn

$659

Find similar

Lufthansa

May 30

CGN6:05 amCologne Köln/Bonn

15h 40m

1 stop

DEN1:45 pmDenver Intl

Jun 13

DEN4:15 pmDenver Intl

12h 00m

1 stop

CGN12:15 pmCologne Köln/Bonn

$830

Find similar

Lufthansa

Jul 12

CGN8:40 amCologne Köln/Bonn

13h 05m

1 stop

DEN1:45 pmDenver Intl

Jul 26

DEN4:15 pmDenver Intl

12h 00m

1 stop

CGN12:15 pmCologne Köln/Bonn

$2,496

Find similar

How to get the cheapest flight ticket from Cologne to Denver

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

What is the cheapest month to fly to Denver?

The cheapest month to fly to Denver from Cologne is in November. Flight prices, which tend to average around $595, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in November, then you should wait until March to fly from Cologne, when ticket prices are also cheap, with an average price of $609.

When to book flights from Cologne to Denver

Are you open to changing your travel dates? Check out the ideal times to fly from Cologne to Denver according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Cologne to Denver (CGN to DEN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cologne to Denver

Best Price Found	$646
Fastest flight time	13h 05m
Direct flights	None
Airports in Denver	1 airport

The best one-way flight to Denver from Cologne in the past 72 hours is $646. The best round-trip flight deal from Cologne to Denver found on momondo in the last 72 hours is $634.

The fastest flight from Cologne to Denver takes 13h 05m

There are no direct flights from Cologne to Denver. Popular non-direct route for this connection is Cologne Köln/Bonn Airport - Denver Intl Airport.

There is 1 airport near Denver: Denver Intl (DEN)

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How far is Cologne Köln/Bonn to Denver Intl by plane?
A flight from Cologne Köln/Bonn to Denver Intl will travel around 4944.8 mi. 13h 05m is a normal flight duration for this route.
When did momondo last update prices for flights from Cologne Köln/Bonn Airport to Denver Intl Airport?
Prices for flights from Cologne Köln/Bonn Airport to Denver Intl Airport are refreshed on a daily basis.
How old do you have to be to fly from Cologne Köln/Bonn Airport to Denver Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Cologne Köln/Bonn Airport to Denver Intl Airport.
What documentation or ID do you need to fly to Denver Intl Airport?
The travel and health documents required for your trip to Denver Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Denver Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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Why use momondo?

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

It is quick and easy to find Cologne to Denver flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Denver that suits you.

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

Yes. momondo allows you to filter the results for Cologne to Denver flights to just show those with flexible booking policies.

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

Once you have performed a search for Cologne to Denver 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 Cologne to Denver right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Denver, momondo offers a useful price alert feature which will track prices for flights to Denver from Cologne and alert you when they change.