Flights from Washington DC to Cologne

Trip type

Our cheapest offers for flights from Washington DC to Cologne

Here you can compare cheap flights from Washington DC (WAS) 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
05/06/26
2 Stopovers (KEF, BER)
FI0644, FI0528, EW0007
16h 15min
Return
-
Icelandair, Eurowings ?
$317
Washington-DC
Cologne
Outbound
05/16/26
1 Stopover (IST)
TK0008, TK1671
29h 40min
Return
05/29/26
1 Stopover (IST)
TK1672, TK0187
31h 10min
Turkish Airlines ?
$791
Best option
Washington-DC
Cologne
Outbound
05/28/26
1 Stopover (IST)
TK0008, TK1675
14h 25min
Return
06/05/26
1 Stopover (IST)
TK1676, TK0187
22h 25min
Turkish Airlines ?
$806
Washington-DC
Cologne
Outbound
05/28/26
1 Stopover (IST)
TK0188, TK1675
22h 50min
Return
06/05/26
1 Stopover (IST)
TK1672, TK0007
15h 25min
Turkish Airlines
$834
Washington-DC
Cologne
Please note: transfer for connecting flight
Outbound
05/16/26
2 Stopovers (MUC, OTP)
LH0415, LH1652, W43261
18h 00min
Return
05/29/26
2 Stopovers (DUB, YYZ)
FR4500, WS0047, AC8618
27h 34min
Lufthansa, Wizz Air Malta
$899
Washington-DC
Cologne
Outbound
05/28/26
1 Stopover (IST)
TK0188, TK1675
22h 50min
Return
06/05/26
1 Stopover (IST)
TK1676, TK0187
22h 25min
Turkish Airlines
$838
Washington-DC
Cologne
Outbound
05/28/26
1 Stopover (IST)
TK0008, TK1675
14h 25min
Return
06/05/26
1 Stopover (IST)
TK1672, TK0007
15h 25min
Turkish Airlines
$871
Washington-DC
Cologne
Outbound
05/16/26
2 Stopovers (MUC, OTP)
UA8784, UA9235, W43261
42h 00min
Return
05/29/26
2 Stopovers (BER, LHR)
EW0002, BA0991, BA0293
19h 40min
United Airlines, Wizz Air Malta ?
$933
Washington-DC
Cologne
Outbound
05/28/26
2 Stopovers (FRA, OTP)
LH0417, LH1418, W43261
24h 55min
Return
06/05/26
2 Stopovers (OPO, MAD)
FR9326, IB0544, IB0361
23h 35min
Lufthansa, Wizz Air Malta ?
$985
Washington-DC
Cologne
Outbound
05/16/26
1 Stopover (IST)
TK0008, TK1671
29h 40min
Return
05/29/26
1 Stopover (IST)
TK1676, TK0187
22h 25min
Turkish Airlines ?
$991
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
Stopover flights on this route are especially popular via Istanbul, making up 41 % of bookings.
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

Cheapest outbound flight from 316,30 $
Roundtrip from 790,30 $
Distance 6405 km
Departure airport Airport Washington-DC (WAS)
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