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Cheap flights from Washington to Cologne from $400

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Cologne departing on 9/6. 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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Cheap round-trip flights

British Airways Logo
8:20 pm - 9:25 pmSEA-CGN
16h 05m1 stop
British Airways Logo
9:15 pm - 11:35 amCGN-SEA
23h 20m1 stop
$596British Airways
Find Deal
mar., sep. 30 - mar., oct. 14
British Airways Logo
6:05 am - 9:25 pmSEA-CGN
30h 20m2 stops
British Airways Logo
9:15 pm - 11:35 amCGN-SEA
23h 20m1 stop
$601British Airways
Find Deal
mar., sep. 30 - mar., oct. 14
British Airways Logo
10:11 am - 9:25 pmSEA-CGN
26h 14m2 stops
British Airways Logo
9:15 pm - 8:46 pmCGN-SEA
32h 31m2 stops
$611British Airways
Find Deal
mar., sep. 30 - mar., oct. 14
Logo
7:25 pm - 9:10 pmPDX-CGN
16h 45m1 stop
Logo
9:55 pm - 5:35 pmCGN-PDX
28h 40m1 stop
$972
Find Deal
jue., oct. 2 - jue., oct. 9
Air Canada Logo
3:25 pm - 5:05 pmPDX-CGN
16h 40m2 stops
Air Canada Logo
8:40 am - 9:15 amCGN-PDX
32h 35m3 stops
$1,123Air Canada
Find Deal
lun., oct. 20 - jue., oct. 30
Air Canada Logo
9:55 am - 5:05 pmPDX-CGN
22h 10m2 stops
Air Canada Logo
8:40 am - 9:15 amCGN-PDX
32h 35m3 stops
$1,124Air Canada
Find Deal
lun., oct. 20 - jue., oct. 30
Logo
3:25 pm - 5:10 pmPDX-CGN
16h 45m2 stops
Logo
8:40 am - 9:15 amCGN-PDX
32h 35m3 stops
$1,141
Find Deal
lun., oct. 20 - jue., oct. 30
United Airlines Logo
7:00 am - 12:05 pmPDX-CGN
20h 05m3 stops
United Airlines Logo
6:45 am - 6:40 pmCGN-PDX
20h 55m2 stops
$1,326United Airlines
Find Deal
vie., nov. 14 - mar., nov. 18
United Airlines Logo
7:00 am - 12:05 pmPDX-CGN
20h 05m3 stops
United Airlines Logo
6:45 am - 6:40 pmCGN-PDX
20h 55m2 stops
$1,327United Airlines
Find Deal
vie., nov. 14 - mar., nov. 18
Austrian Airlines Logo
8:00 am - 11:05 amSEA-CGN
18h 05m2 stops
Austrian Airlines Logo
6:15 pm - 6:46 pmCGN-SEA
33h 31m2 stops
$2,313Austrian Airlines
Find Deal
vie., dic. 19 - jue., ene. 1

British Airways flights from State of Washington to Cologne

Our best British Airways deals on State of Washington to Cologne flight tickets
British Airways
Sep 30
SEA8:20 pmSeattle/Tacoma Intl
16h 05m
1 stop
CGN9:25 pmCologne Köln/Bonn
Oct 14
CGN9:15 pmCologne Köln/Bonn
23h 20m
1 stop
SEA11:35 amSeattle/Tacoma Intl
$596
Find similar
British Airways
Sep 30
SEA6:05 amSeattle/Tacoma Intl
30h 20m
2 stops
CGN9:25 pmCologne Köln/Bonn
Oct 14
CGN9:15 pmCologne Köln/Bonn
23h 20m
1 stop
SEA11:35 amSeattle/Tacoma Intl
$601
Find similar
British Airways
Sep 30
SEA10:11 amSeattle/Tacoma Intl
26h 14m
2 stops
CGN9:25 pmCologne Köln/Bonn
Oct 14
CGN9:15 pmCologne Köln/Bonn
32h 31m
2 stops
SEA8:46 pmSeattle/Tacoma Intl
$611
Find similar

Air Canada flights from State of Washington to Cologne

Our best Air Canada deals on State of Washington to Cologne flight tickets
Air Canada
Oct 20
PDX3:25 pmPortland
16h 40m
2 stops
CGN5:05 pmCologne Köln/Bonn
Oct 30
CGN8:40 amCologne Köln/Bonn
32h 35m
3 stops
PDX9:15 amPortland
$1,123
Find similar
Air Canada
Oct 20
PDX9:55 amPortland
22h 10m
2 stops
CGN5:05 pmCologne Köln/Bonn
Oct 30
CGN8:40 amCologne Köln/Bonn
32h 35m
3 stops
PDX9:15 amPortland
$1,124
Find similar
Air Canada
Dec 19
SEA5:50 amSeattle/Tacoma Intl
26h 20m
2 stops
CGN5:10 pmCologne Köln/Bonn
Jan 2
CGN9:00 amCologne Köln/Bonn
21h 56m
2 stops
SEA9:56 pmSeattle/Tacoma Intl
$1,899
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from State of Washington 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 agosto 11, 2025.
Use the filters below to find and compare flights from Washington to Cologne that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleCologne

SEA - CGN

SEACGN

Seattle/Tacoma Intl

mar. 9/30

8:20 pm-9:25 pm

1 stop16h 05m

Cologne Köln/Bonn

mar. 10/14

9:15 pm-11:35 am

1 stop23h 20m

$596

SeattleCologne

SEA - CGN

SEACGN

Seattle/Tacoma Intl

mar. 9/30

6:05 am-9:25 pm

2 stops30h 20m

Cologne Köln/Bonn

mar. 10/14

9:15 pm-11:35 am

1 stop23h 20m

$601

SeattleCologne

SEA - CGN

SEACGN

Seattle/Tacoma Intl

mar. 9/30

10:11 am-9:25 pm

2 stops26h 14m

Cologne Köln/Bonn

mar. 10/14

9:15 pm-8:46 pm

2 stops32h 31m

$611

PortlandCologne

PDX - CGN

PDXCGN

Portland

jue. 10/2

7:25 pm-9:10 pm

1 stop16h 45m

Cologne Köln/Bonn

jue. 10/9

9:55 pm-5:35 pm

1 stop28h 40m

$972

PortlandCologne

PDX - CGN

PDXCGN

Portland

lun. 10/20

3:25 pm-5:05 pm

2 stops16h 40m

Cologne Köln/Bonn

jue. 10/30

8:40 am-9:15 am

3 stops32h 35m

$1,123

PortlandCologne

PDX - CGN

PDXCGN

Portland

lun. 10/20

9:55 am-5:05 pm

2 stops22h 10m

Cologne Köln/Bonn

jue. 10/30

8:40 am-9:15 am

3 stops32h 35m

$1,124

PortlandCologne

PDX - CGN

PDXCGN

Portland

lun. 10/20

3:25 pm-5:10 pm

2 stops16h 45m

Cologne Köln/Bonn

jue. 10/30

8:40 am-9:15 am

3 stops32h 35m

$1,141

PortlandCologne

PDX - CGN

PDXCGN

Portland

vie. 11/14

7:00 am-12:05 pm

3 stops20h 05m

Cologne Köln/Bonn

mar. 11/18

6:45 am-6:40 pm

2 stops20h 55m

$1,326

PortlandCologne

PDX - CGN

PDXCGN

Portland

vie. 11/14

7:00 am-12:05 pm

3 stops20h 05m

Cologne Köln/Bonn

mar. 11/18

6:45 am-6:40 pm

2 stops20h 55m

$1,327

SeattleCologne

SEA - CGN

SEACGN

Seattle/Tacoma Intl

vie. 12/19

8:00 am-11:05 am

2 stops18h 05m

Cologne Köln/Bonn

jue. 1/1

6:15 pm-6:46 pm

2 stops33h 31m

$2,313

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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See travel insights to Cologne from

How to get the cheapest flight ticket from State of Washington 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 day to depart on your flight to Cologne?

The cheapest day to depart from State of Washington to Cologne is on a Wednesday when prices can be found for as low as $887. On the other hand, Friday is the most expensive day to depart from State of Washington because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,168.

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

The cheapest time of day to fly to Cologne is at noon when flights can be purchased for as low as $1,070. In the afternoon is when there is more demand to fly to Cologne, so prices are often more expensive at around $1,532 per ticket.

Can stopping save me money on State of Washington to Cologne flights?

You could potentially save up to 61% on your flight if you consider stops on a State of Washington to Cologne flight.

Cheap State of Washington to Cologne flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Cologne

Best Price Found

$400

Fastest flight time

13h 05m

Direct flights

None

Airports in Cologne

1 airport
The best one-way flight to Cologne from State of Washington in the past 72 hours is $400. The best round-trip flight deal from State of Washington to Cologne found on momondo in the last 72 hours is $596.
The fastest flight from State of Washington to Cologne takes 13h 05m
There are no direct flights from State of Washington to Cologne. Popular non-direct routes for this connection are Seattle/Tacoma Intl Airport - Cologne Köln/Bonn Airport and Portland Airport - Cologne Köln/Bonn Airport.
There is 1 airport near Cologne: Cologne Köln/Bonn (CGN)
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  • When did momondo last update prices for flights from Washington to Cologne Köln/Bonn Airport?

    Prices for flights from Washington to Cologne Köln/Bonn Airport refresh daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington 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.

Best airlines flying from State of Washington to Cologne

Compare and see reviews for airlines that fly from State of Washington to Cologne with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $578Free CancellationRating
6.8
7,302 reviews
Search Lufthansa flights

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

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

All flight searches from Washington to Cologne on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential Washington to Cologne flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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Of course. momondo tracks the price of Washington to Cologne flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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