Flights from Washington DC to Cologne

Our cheapest offers for flights from Washington DC to Cologne

Here you can compare cheap flights from Washington DC (IAD) to Cologne (CGN) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Cologne. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Washington DC
Cologne
Outbound
10/18/25
1 Stopover (LHR)
BA0292, BA0932
16h 00min
Return
11/17/25
2 Stopovers (LHR, CLT)
BA0999, BA1596, BA6628
26h 40min
British Airways
$553
Best option
Washington DC
Cologne
Outbound
09/04/25
1 Stopover (LHR)
BA0292, BA0932
16h 30min
Return
09/28/25
1 Stopover (LHR)
BA0931, BA0217
11h 45min
British Airways ?
$585
Washington DC
Cologne
Outbound
10/18/25
1 Stopover (CAI)
MS0982, MS8265
21h 30min
Return
11/17/25
2 Stopovers (HRG, CAI)
MS8242, MS0047, MS0981
32h 10min
Egyptair
$1,839
Washington DC
Cologne
Outbound
09/04/25
1 Stopover (LHR)
BA0292, BA0932
16h 30min
Return
09/28/25
1 Stopover (LHR)
BA0933, BA0217
24h 25min
British Airways ?
$571
Washington DC
Cologne
Outbound
10/18/25
2 Stopovers (BOS, MUC)
UA0755, UA8903, UA9153
31h 57min
Return
11/17/25
2 Stopovers (MUC, EWR)
UA8917, UA0031, UA1366
47h 54min
United Airlines ?
$572
Washington DC
Cologne
Outbound
09/04/25
1 Stopover (LHR)
BA0292, BA0932
16h 30min
Return
09/28/25
1 Stopover (LHR)
BA0931, BA0291
13h 15min
British Airways ?
$586
Washington DC
Cologne
Outbound
09/04/25
1 Stopover (LHR)
BA0292, BA0932
16h 30min
Return
09/28/25
2 Stopovers (LHR, MAD)
BA0933, BA0456, BA4257
23h 25min
British Airways
$595
Washington DC
Cologne
Outbound
09/19/25
1 Stopover (LHR)
BA0292, BA0930
28h 35min
Return
09/29/25
1 Stopover (LHR)
BA0933, BA0293
28h 55min
British Airways
$631
Washington DC
Cologne
Outbound
10/18/25
1 Stopover (MUC)
LH0415, LH1984
15h 00min
Return
11/17/25
1 Stopover (MUC)
LH1979, LH0414
12h 45min
Lufthansa ?
$636
Washington DC
Cologne
Outbound
10/18/25
1 Stopover (MUC)
UA8784, UA9153
11h 30min
Return
11/17/25
1 Stopover (MUC)
UA9154, UA8785
17h 05min
United Airlines ?
$646
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Washington DC to Cologne

Favorite airline: Turkish Airlines
The most popular airline for flights from Washington DC to Cologne is Turkish Airlines.
Turkish Airlines
32 %
TAP Portugal
21 %
British Airways
13 %
Favourite connection: via Istanbul
The most popular route is via Istanbul and is booked by 41 % of all travelers.
Route
bookings
1 stopover Istanbul
14h 30min, from $832
41 %
1 stopover London Heathrow
21h 20min, from $745
20 %
1 stopover Munich
13h 00min, from $760
18 %

Important flight information

Flight information: Washington DC - Cologne

Roundtrip from $552.08
Distance 6428 km
Departure airport Airport Washington DC - Dulles International Airport, DC (IAD)
Arrival airport Airport Cologne (Koeln)-Bonn (CGN)
Destination country Flights to Germany
Alternative routes to Germany
Alternative flights to Cologne
Flight destinations with a similar price
Flight destinations with a similar price