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Cheap flights from Denver to Cologne from $457

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 Cologne departing on 9/23. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Denver to Cologne

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:15 pm - 7:30 pm
DEN
-
CGN
19h 15m
1 stop
Multiple Airlines Logo
8:30 am - 11:08 pm
CGN
-
DEN
22h 38m
2 stops
$846Multiple Airlines
Mon, Sep 14 - Thu, Sep 24
Air Canada Logo
9:40 am - 12:25 pm
DEN
-
CGN
18h 45m
2 stops
Air Canada Logo
8:30 am - 11:08 pm
CGN
-
DEN
22h 38m
2 stops
$849Air Canada
Mon, Sep 14 - Thu, Sep 24
Lufthansa Logo
4:15 pm - 5:20 pm
DEN
-
CGN
17h 05m
1 stop
Lufthansa Logo
8:10 pm - 1:45 pm
CGN
-
DEN
25h 35m
1 stop
$887Lufthansa
Mon, Aug 10 - Wed, Aug 19
Multiple Airlines Logo
4:59 pm - 5:20 pm
DEN
-
CGN
16h 21m
2 stops
Multiple Airlines Logo
8:10 pm - 8:22 pm
CGN
-
DEN
32h 12m
2 stops
$909Multiple Airlines
Mon, Aug 10 - Wed, Aug 19
Lufthansa Logo
4:15 pm - 12:25 pm
DEN
-
CGN
12h 10m
1 stop
Lufthansa Logo
8:30 am - 1:45 pm
CGN
-
DEN
13h 15m
1 stop
$913Lufthansa
Sun, Sep 13 - Thu, Sep 24
Multiple Airlines Logo
8:00 pm - 10:50 pm
DEN
-
CGN
18h 50m
1 stop
Multiple Airlines Logo
9:15 am - 9:48 am
CGN
-
DEN
32h 33m
2 stops
$914Multiple Airlines
Mon, Sep 14 - Wed, Sep 23
Multiple Airlines Logo
11:25 am - 12:25 pm
DEN
-
CGN
17h 00m
2 stops
Multiple Airlines Logo
8:30 am - 1:45 pm
CGN
-
DEN
13h 15m
1 stop
$917Multiple Airlines
Sun, Sep 13 - Wed, Sep 23
Air Canada Logo
11:25 am - 12:25 pm
DEN
-
CGN
17h 00m
2 stops
Air Canada Logo
1:05 pm - 10:31 am
CGN
-
DEN
29h 26m
2 stops
$920Air Canada
Sun, Sep 13 - Wed, Sep 23
Air Canada Logo
6:05 pm - 12:25 pm
DEN
-
CGN
34h 20m
2 stops
Air Canada Logo
1:05 pm - 10:31 am
CGN
-
DEN
29h 26m
2 stops
$924Air Canada
Sat, Sep 12 - Fri, Sep 25
Air Canada Logo
6:05 pm - 12:25 pm
DEN
-
CGN
34h 20m
2 stops
Air Canada Logo
1:05 pm - 10:22 am
CGN
-
DEN
29h 17m
2 stops
$929Air Canada
Sat, Sep 12 - Wed, Sep 23

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Air Canada flights from Denver to Cologne

Our best Air Canada deals on Denver to Cologne flight tickets
Air Canada
Sep 14
DEN9:40 amDenver Intl
18h 45m
2 stops
CGN12:25 pmCologne Köln/Bonn
Sep 24
CGN8:30 amCologne Köln/Bonn
22h 38m
2 stops
DEN11:08 pmDenver Intl
$849
Air Canada
Sep 13
DEN9:40 amDenver Intl
18h 45m
2 stops
CGN12:25 pmCologne Köln/Bonn
Sep 25
CGN1:05 pmCologne Köln/Bonn
29h 26m
2 stops
DEN10:31 amDenver Intl
$920
Air Canada
Sep 12
DEN6:05 pmDenver Intl
34h 20m
2 stops
CGN12:25 pmCologne Köln/Bonn
Sep 25
CGN1:05 pmCologne Köln/Bonn
29h 26m
2 stops
DEN10:31 amDenver Intl
$924

Lufthansa flights from Denver to Cologne

Our best Lufthansa deals on Denver to Cologne flight tickets
Lufthansa
Oct 26
DEN5:15 pmDenver Intl
19h 00m
1 stop
CGN7:15 pmCologne Köln/Bonn
Nov 1
CGN9:10 amCologne Köln/Bonn
13h 20m
1 stop
DEN2:30 pmDenver Intl
$867
Lufthansa
Oct 26
DEN5:42 pmDenver Intl
18h 33m
2 stops
CGN7:15 pmCologne Köln/Bonn
Nov 1
CGN1:35 pmCologne Köln/Bonn
19h 08m
2 stops
DEN12:43 amDenver Intl
$885
Lufthansa
Aug 10
DEN4:15 pmDenver Intl
17h 05m
1 stop
CGN5:20 pmCologne Köln/Bonn
Aug 19
CGN8:10 pmCologne Köln/Bonn
25h 35m
1 stop
DEN1:45 pmDenver Intl
$887

momondo Fare Finder

 
Customize your flight search to find flights from Denver to Cologne 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 June 29, 2026.
Use the filters below to find and compare flights from Denver to Cologne that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Mon 9/14

4:15 pm-7:30 pm

1 stop19h 15m

Cologne Köln/Bonn

Thu 9/24

8:30 am-11:08 pm

2 stops22h 38m

$846

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Mon 9/14

9:40 am-12:25 pm

2 stops18h 45m

Cologne Köln/Bonn

Thu 9/24

8:30 am-11:08 pm

2 stops22h 38m

$849

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Mon 8/10

4:15 pm-5:20 pm

1 stop17h 05m

Cologne Köln/Bonn

Wed 8/19

8:10 pm-1:45 pm

1 stop25h 35m

$887

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Mon 8/10

4:59 pm-5:20 pm

2 stops16h 21m

Cologne Köln/Bonn

Wed 8/19

8:10 pm-8:22 pm

2 stops32h 12m

$909
Quickest round-trip

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Sun 9/13

4:15 pm-12:25 pm

1 stop12h 10m

Cologne Köln/Bonn

Thu 9/24

8:30 am-1:45 pm

1 stop13h 15m

$913

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Mon 9/14

8:00 pm-10:50 pm

1 stop18h 50m

Cologne Köln/Bonn

Wed 9/23

9:15 am-9:48 am

2 stops32h 33m

$914

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Sun 9/13

11:25 am-12:25 pm

2 stops17h 00m

Cologne Köln/Bonn

Wed 9/23

8:30 am-1:45 pm

1 stop13h 15m

$917

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Sun 9/13

11:25 am-12:25 pm

2 stops17h 00m

Cologne Köln/Bonn

Wed 9/23

1:05 pm-10:31 am

2 stops29h 26m

$920

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Sat 9/12

6:05 pm-12:25 pm

2 stops34h 20m

Cologne Köln/Bonn

Fri 9/25

1:05 pm-10:31 am

2 stops29h 26m

$924

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Sat 9/12

6:05 pm-12:25 pm

2 stops34h 20m

Cologne Köln/Bonn

Wed 9/23

1:05 pm-10:22 am

2 stops29h 17m

$929

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Cologne from

How to get the cheapest flight ticket from Denver to Cologne

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

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

United Airlines and Lufthansa are the most popular carriers operating from Denver Intl to Cologne Köln/Bonn

What airlines fly to Cologne?

Lufthansa, United Airlines and Icelandair are the top three most popular airlines that fly to Cologne from Denver according to our data. Lufthansa is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Cologne. Keep in mind that there are 9 different airlines that fly to Cologne on a routine basis, so you have a few additional options to choose from.

When to book flights from Denver to Cologne

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

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

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

Fastest flight time

12h 10m

Direct flights

None
The fastest flight from Denver to Cologne takes 12h 10m
There are no direct flights from Denver to Cologne. There are no popular flight routes from Denver to Cologne.
Search flight deals

Frequently asked questions about flying from Denver to Cologne

  • How far is Denver Intl to Cologne Köln/Bonn by plane?

    Denver Intl and Cologne Köln/Bonn are 4944.8 mi apart from one another. By plane, this route typically takes 12h 10m.

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

    Prices for flights from Denver Intl Airport to Cologne Köln/Bonn Airport were last updated today.

  • How many operators does momondo search for flights from Denver Intl Airport to Cologne Köln/Bonn Airport?

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

    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 Cologne Köln/Bonn Airport.

  • What documentation or ID do you need to fly to Cologne Köln/Bonn Airport?

    The travel and health documents you'll need for your trip to Cologne Köln/Bonn Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Cologne Köln/Bonn Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Denver to Cologne?

Best airlines flying from Denver to Cologne

Compare and see reviews for airlines that fly from Denver to Cologne with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $630Free CancellationRating
6.8
8,108 reviews
Search Lufthansa flights

Why use momondo?

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

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

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

Yes. All flights to Cologne from Denver on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Cologne from Denver.

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

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

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