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Cheap flights from Washington, D.C. to Cologne from $627

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Cologne departing on 2/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. to Cologne

Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
9:15 pm - 10:35 am
IAD
-
CGN
31h 20m1 stop
Turkish Airlines Logo
11:35 am - 7:20 pm
CGN
-
IAD
37h 45m1 stop
$627Turkish Airlines
mié., feb. 11 - mar., feb. 24
Turkish Airlines Logo
9:15 pm - 10:35 am
IAD
-
CGN
31h 20m1 stop
Turkish Airlines Logo
6:15 pm - 7:20 pm
CGN
-
IAD
31h 05m1 stop
$638Turkish Airlines
mié., feb. 11 - mar., feb. 24
British Airways Logo
6:20 pm - 4:10 pm
IAD
-
CGN
15h 50m1 stop
British Airways Logo
5:15 pm - 3:35 pm
CGN
-
IAD
28h 20m1 stop
$654British Airways
lun., ene. 19 - lun., ene. 26
British Airways Logo
5:46 pm - 4:10 pm
IAD
-
CGN
16h 24m2 stops
British Airways Logo
5:15 pm - 3:35 pm
CGN
-
IAD
28h 20m1 stop
$674British Airways
lun., ene. 19 - lun., ene. 26
Multiple Airlines Logo
7:40 pm - 8:10 pm
BWI
-
CGN
18h 30m2 stops
Multiple Airlines Logo
7:05 am - 7:40 pm
CGN
-
BWI
17h 35m2 stops
$1,044Multiple Airlines
jue., feb. 26 - jue., mar. 12
Air Canada Logo
6:50 pm - 5:10 pm
DCA
-
CGN
16h 20m2 stops
Air Canada Logo
1:05 pm - 9:53 pm
CGN
-
DCA
14h 48m2 stops
$1,046Air Canada
sáb., feb. 28 - sáb., abr. 11
United Airlines Logo
6:30 am - 5:15 pm
BWI
-
CGN
28h 45m2 stops
United Airlines Logo
9:10 am - 9:17 pm
CGN
-
BWI
18h 07m2 stops
$1,055United Airlines
jue., feb. 26 - lun., mar. 2
United Airlines Logo
6:30 am - 5:15 pm
BWI
-
CGN
28h 45m2 stops
United Airlines Logo
9:10 am - 9:17 pm
CGN
-
BWI
18h 07m2 stops
$1,062United Airlines
jue., feb. 26 - lun., mar. 2
Air Canada Logo
12:55 pm - 11:10 am
DCA
-
CGN
16h 15m2 stops
Air Canada Logo
1:00 pm - 9:53 pm
CGN
-
DCA
14h 53m2 stops
$1,074Air Canada
lun., abr. 13 - jue., abr. 23
Multiple Airlines Logo
8:30 pm - 8:55 pm
BWI
-
CGN
18h 25m2 stops
Multiple Airlines Logo
8:30 am - 7:25 pm
CGN
-
BWI
16h 55m2 stops
$1,241Multiple Airlines
sáb., may. 2 - sáb., may. 16

Turkish Airlines flights from Washington, D.C. to Cologne

Our best Turkish Airlines deals on Washington, D.C. to Cologne flight tickets
Turkish Airlines
Feb 26
IAD9:15 pmWashington, D.C. Dulles Intl
31h 20m
1 stop
CGN10:35 amCologne Köln/Bonn
Mar 12
CGN11:35 amCologne Köln/Bonn
30h 10m
1 stop
IAD12:45 pmWashington, D.C. Dulles Intl
$622
Find similar
Turkish Airlines
Feb 11
IAD9:15 pmWashington, D.C. Dulles Intl
31h 20m
1 stop
CGN10:35 amCologne Köln/Bonn
Feb 24
CGN6:15 pmCologne Köln/Bonn
31h 05m
1 stop
IAD7:20 pmWashington, D.C. Dulles Intl
$627
Find similar
Turkish Airlines
Feb 11
IAD9:15 pmWashington, D.C. Dulles Intl
31h 20m
1 stop
CGN10:35 amCologne Köln/Bonn
Feb 24
CGN6:15 pmCologne Köln/Bonn
31h 05m
1 stop
IAD7:20 pmWashington, D.C. Dulles Intl
$638
Find similar

British Airways flights from Washington, D.C. to Cologne

Our best British Airways deals on Washington, D.C. to Cologne flight tickets
British Airways
Jan 19
IAD6:20 pmWashington, D.C. Dulles Intl
15h 50m
1 stop
CGN4:10 pmCologne Köln/Bonn
Jan 26
CGN5:15 pmCologne Köln/Bonn
28h 20m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
$654
Find similar
British Airways
Jan 19
IAD5:46 pmWashington, D.C. Dulles Intl
16h 24m
2 stops
CGN4:10 pmCologne Köln/Bonn
Jan 26
CGN5:15 pmCologne Köln/Bonn
28h 20m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
$674
Find similar
British Airways
Jan 19
IAD5:46 pmWashington, D.C. Dulles Intl
16h 24m
2 stops
CGN4:10 pmCologne Köln/Bonn
Jan 26
CGN5:15 pmCologne Köln/Bonn
35h 57m
2 stops
IAD11:12 pmWashington, D.C. Dulles Intl
$677
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 diciembre 22, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Cologne that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Cologne

IAD - CGN

IADCGN

Washington, D.C. Dulles Intl

mié. 2/11

9:15 pm-10:35 am

1 stop31h 20m

Cologne Köln/Bonn

mar. 2/24

11:35 am-7:20 pm

1 stop37h 45m

$627

Washington, D.C.Cologne

IAD - CGN

IADCGN

Washington, D.C. Dulles Intl

mié. 2/11

9:15 pm-10:35 am

1 stop31h 20m

Cologne Köln/Bonn

mar. 2/24

6:15 pm-7:20 pm

1 stop31h 05m

$638

Washington, D.C.Cologne

IAD - CGN

IADCGN

Washington, D.C. Dulles Intl

lun. 1/19

6:20 pm-4:10 pm

1 stop15h 50m

Cologne Köln/Bonn

lun. 1/26

5:15 pm-3:35 pm

1 stop28h 20m

$654

Washington, D.C.Cologne

IAD - CGN

IADCGN

Washington, D.C. Dulles Intl

lun. 1/19

5:46 pm-4:10 pm

2 stops16h 24m

Cologne Köln/Bonn

lun. 1/26

5:15 pm-3:35 pm

1 stop28h 20m

$674

BaltimoreCologne

BWI - CGN

BWICGN

Baltimore/Washington

jue. 2/26

7:40 pm-8:10 pm

2 stops18h 30m

Cologne Köln/Bonn

jue. 3/12

7:05 am-7:40 pm

2 stops17h 35m

$1,044

Washington, D.C.Cologne

DCA - CGN

DCACGN

Washington, D.C. Reagan-National

sáb. 2/28

6:50 pm-5:10 pm

2 stops16h 20m

Cologne Köln/Bonn

sáb. 4/11

1:05 pm-9:53 pm

2 stops14h 48m

$1,046

BaltimoreCologne

BWI - CGN

BWICGN

Baltimore/Washington

jue. 2/26

6:30 am-5:15 pm

2 stops28h 45m

Cologne Köln/Bonn

lun. 3/2

9:10 am-9:17 pm

2 stops18h 07m

$1,055

BaltimoreCologne

BWI - CGN

BWICGN

Baltimore/Washington

jue. 2/26

6:30 am-5:15 pm

2 stops28h 45m

Cologne Köln/Bonn

lun. 3/2

9:10 am-9:17 pm

2 stops18h 07m

$1,062

Washington, D.C.Cologne

DCA - CGN

DCACGN

Washington, D.C. Reagan-National

lun. 4/13

12:55 pm-11:10 am

2 stops16h 15m

Cologne Köln/Bonn

jue. 4/23

1:00 pm-9:53 pm

2 stops14h 53m

$1,074

BaltimoreCologne

BWI - CGN

BWICGN

Baltimore/Washington

sáb. 5/2

8:30 pm-8:55 pm

2 stops18h 25m

Cologne Köln/Bonn

sáb. 5/16

8:30 am-7:25 pm

2 stops16h 55m

$1,241

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Cologne from

How to get the cheapest flight ticket from Washington, D.C. 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 month to fly to Cologne?

The cheapest month to fly to Cologne from Washington, D.C. is in November. Flight prices, which tend to average around $512, are often lower during this time because this is during the off-season. If you are unable to visit Cologne during the month of November, then departing from Washington, D.C. during the month February is also very affordable. Most momondo users find prices during this month for around $639.

What is the cheapest day to depart on your flight to Cologne?

The cheapest day to depart from Washington, D.C. to Cologne is on a Saturday when prices can be found for as low as $773. On the other hand, Thursday is the most expensive day to depart from Washington, D.C. because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,064.

What is the cheapest time of day to depart on your flight to Cologne?

The cheapest time of day to fly to Cologne is in the evening when flights can be purchased for as low as $912. In the afternoon is when there is more demand to fly to Cologne, so prices are often more expensive at around $967 per ticket.

Can stopping save me money on Washington, D.C. to Cologne flights?

You could potentially save up to 84% on your flight if you consider stops on a Washington, D.C. to Cologne flight.

When to book flights from Washington, D.C. to Cologne

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

Cheap Washington, D.C. to Cologne (WAS to CGN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Cologne

Fastest flight time

13h 05m

Direct flights

None
The fastest flight from Washington, D.C. to Cologne takes 13h 05m
There are no direct flights from Washington, D.C. to Cologne. There are no popular flight routes from Washington, D.C. to Cologne.
Search flight deals

  • How far is Washington, D.C. to Cologne Köln/Bonn by plane?

    Washington, D.C. and Cologne Köln/Bonn are 3962.0 mi apart from one another. 13h 05m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Washington, D.C. to Cologne Köln/Bonn Airport?

    Prices for flights from Washington, D.C. to Cologne Köln/Bonn Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Washington, D.C. to Cologne Köln/Bonn Airport?

  • How old do you have to be to fly from Washington, D.C. to Cologne Köln/Bonn 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 Washington, D.C. 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 Washington, D.C. to Cologne?

Best airlines flying from Washington, D.C. to Cologne

Compare and see reviews for airlines that fly from Washington, D.C. to Cologne with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $527Free CancellationRating
6.7
7,605 reviews
Search British Airways flights
United AirlinesPriceFrom $634Free CancellationRating
7.4
9,102 reviews
Search United Airlines flights
LufthansaPriceFrom $678Free CancellationRating
6.8
7,646 reviews
Search Lufthansa flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Cologne?

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

Can I find flights from Washington, D.C. to Cologne with flexible booking policies on momondo?

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

How can momondo help me find flights from Washington, D.C. to Cologne?

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

Yes. momondo can track prices for Washington, D.C. to Cologne flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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