$647+ Cheap flights from Cologne (CGN) to Seattle (SEA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/4. Fares are subject to change and may not be available on all flights or dates of travel.
CGN — SEA
Oct 31 — Nov 71
Round-trip
1 adult, Economy
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Find cheap flights from Cologne to Seattle with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Cologne to Seattle
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Cheapest flights from Cologne to SeattleExplore the most affordable flight options available from Cologne to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 1, 2026.
Explore the most affordable flight options available from Cologne to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 1, 2026.
This flugladen.de deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:20 am -
2 stops21h 12m
Mon 10/1910:50 am -
2 stops25h 45m
Deal found 9/29![Air Canada logo]()
$657
This Expedia deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/309:20 am -
1 stop12h 40m
Wed 11/42:50 pm -
1 stop13h 00m
Deal found 9/29![Lufthansa logo]()
$661
This Expedia deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/309:20 am -
1 stop12h 40m
Wed 11/47:00 am -
2 stops40h 55m
Deal found 9/29![Multiple Airlines logo]()
$665
This United Airlines deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/309:20 am -
1 stop12h 40m
Wed 11/42:50 pm -
1 stop13h 00m
Deal found 9/28![United Airlines logo]()
$677
This Expedia deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/309:40 am -
2 stops45h 37m
Wed 11/47:00 am -
2 stops40h 55m
Deal found 9/29![Austrian Airlines logo]()
$683
This Flighttix deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/159:20 am -
2 stops18h 02m
Sun 11/2210:10 am -
2 stops17h 15m
Deal found 10/1![Air Canada logo]()
$685
This Flighttix deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/159:20 am -
2 stops18h 02m
Sun 11/222:50 pm -
1 stop17h 05m
Deal found 10/1![Multiple Airlines logo]()
$688
This Flighttix deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/159:20 am -
1 stop12h 40m
Sun 11/222:50 pm -
1 stop12h 35m
Deal found 10/1![Lufthansa logo]()
$689
This Expedia deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:20 am -
2 stops21h 12m
Thu 10/227:55 am -
2 stops26h 35m
Deal found 9/29![Multiple Airlines logo]()
$700
Best flights from Cologne to SeattleDiscover carefully curated flight deals from Cologne to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 1, 2026.
Discover carefully curated flight deals from Cologne to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 1, 2026.
This United Airlines deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/309:20 am -
1 stop12h 40m
Wed 11/42:50 pm -
1 stop13h 00m
Deal found 9/28![United Airlines logo]()
$677
This Flighttix deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/159:20 am -
2 stops18h 02m
Sun 11/2210:10 am -
2 stops17h 15m
Deal found 10/1![Air Canada logo]()
$685
This Flighttix deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/159:20 am -
1 stop12h 40m
Sun 11/222:50 pm -
1 stop12h 35m
Deal found 10/1![Lufthansa logo]()
$689
This Expedia deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:20 am -
2 stops21h 12m
Thu 10/227:55 am -
2 stops26h 35m
Deal found 9/29![Multiple Airlines logo]()
$700
This Flighttix deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/309:20 am -
2 stops22h 39m
Wed 11/42:50 pm -
1 stop13h 00m
Deal found 10/1![Lufthansa logo]()
$691
This United Airlines deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/151:05 pm -
1 stop12h 54m
Thu 10/2210:42 am -
2 stops21h 58m
Deal found 9/29![United Airlines logo]()
$722
This United Airlines deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/248:30 am -
2 stops38h 24m
Sat 10/313:49 pm -
2 stops41h 06m
Deal found 9/29![United Airlines logo]()
$750
This Expedia deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/247:35 pm -
2 stops26h 25m
Sat 10/317:45 am -
3 stops31h 10m
Deal found 9/29![Multiple Airlines logo]()
$926
This Expedia deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/205:40 pm -
1 stop28h 20m
Sat 4/36:50 pm -
1 stop13h 30m
Deal found 9/30![Lufthansa logo]()
$912
This Lufthansa deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/139:20 am -
1 stop12h 40m
Fri 11/202:50 pm -
1 stop17h 05m
Deal found 9/29![Lufthansa logo]()
$945
Last-minute flights from Cologne to SeattleDiscover last-minute flight deals from Cologne to Seattle. Data last updated October 1, 2026 and is based on user searches.
Discover last-minute flight deals from Cologne to Seattle. Data last updated October 1, 2026 and is based on user searches.
This flugladen.de deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:20 am -
2 stops21h 12m
Mon 10/1910:50 am -
2 stops25h 45m
Deal found 9/29![Air Canada logo]()
$657
This Expedia deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:20 am -
2 stops21h 12m
Thu 10/227:55 am -
2 stops26h 35m
Deal found 9/29![Multiple Airlines logo]()
$700
This Expedia deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/309:20 am -
1 stop12h 40m
Wed 11/42:50 pm -
1 stop13h 00m
Deal found 9/29![Lufthansa logo]()
$661
This Expedia deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/309:20 am -
1 stop12h 40m
Wed 11/47:00 am -
2 stops40h 55m
Deal found 9/29![Multiple Airlines logo]()
$665
This United Airlines deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/309:20 am -
1 stop12h 40m
Wed 11/42:50 pm -
1 stop13h 00m
Deal found 9/28![United Airlines logo]()
$677
This Expedia deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/309:40 am -
2 stops45h 37m
Wed 11/47:00 am -
2 stops40h 55m
Deal found 9/29![Austrian Airlines logo]()
$683
This Flighttix deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/159:20 am -
2 stops18h 02m
Sun 11/2210:10 am -
2 stops17h 15m
Deal found 10/1![Air Canada logo]()
$685
This Flighttix deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/159:20 am -
2 stops18h 02m
Sun 11/222:50 pm -
1 stop17h 05m
Deal found 10/1![Multiple Airlines logo]()
$688
This Flighttix deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/159:20 am -
1 stop12h 40m
Sun 11/222:50 pm -
1 stop12h 35m
Deal found 10/1![Lufthansa logo]()
$689
One-way flights from Cologne to SeattleSearch for one-way flight options from Cologne to Seattle. Find affordable one-way fares based on user searches. Data last updated October 1, 2026.
Search for one-way flight options from Cologne to Seattle. Find affordable one-way fares based on user searches. Data last updated October 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/411:40 pm -
3 stops50h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Multiple Airlines logo]()
$647
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/3110:45 pm -
3 stops51h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Multiple Airlines logo]()
$696
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/11:50 pm -
3 stops36h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Multiple Airlines logo]()
$704
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/34:30 pm -
2 stops33h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Multiple Airlines logo]()
$770
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/23:50 pm -
3 stops58h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Multiple Airlines logo]()
$836
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/46:10 pm -
1 stop32h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Turkish Airlines logo]()
$948
This Turkish Airlines deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/111:30 am -
2 stops37h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Turkish Airlines logo]()
$1,031
This Turkish Airlines deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/26:10 pm -
1 stop32h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Turkish Airlines logo]()
$1,053
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/36:10 pm -
1 stop32h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Turkish Airlines logo]()
$1,069
Find flight deals from Cologne to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Cologne (CGN) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 1, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $644 (Ticket) |
Cheapflights Fare Finder
Customize your flight search to find flights from Cologne to Seattle 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, Cheapflights users made 7,457,451 searches. Data last updated October 1, 2026.
Use the filters below to find and compare flights from Cologne to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
CologneSeattle
CGN Cologne Köln/Bonn - SEA Seattle/Tacoma Intl
CGNSEA
Cologne Köln/Bonn
Fri 10/30
9:20 am-2:00 pm
1 stop12h 40m
Seattle/Tacoma Intl
Wed 11/4
2:50 pm-12:50 pm
1 stop13h 00m
$677
CologneSeattle
CGN Cologne Köln/Bonn - SEA Seattle/Tacoma Intl
CGNSEA
Cologne Köln/Bonn
Sun 11/15
9:20 am-6:22 pm
2 stops18h 02m
Seattle/Tacoma Intl
Sun 11/22
10:10 am-12:25 pm
2 stops17h 15m
$685
Quickest round-trip
CologneSeattle
CGN Cologne Köln/Bonn - SEA Seattle/Tacoma Intl
CGNSEA
Cologne Köln/Bonn
Sun 11/15
9:20 am-1:00 pm
1 stop12h 40m
Seattle/Tacoma Intl
Sun 11/22
2:50 pm-12:25 pm
1 stop12h 35m
$689
CologneSeattle
CGN Cologne Köln/Bonn - SEA Seattle/Tacoma Intl
CGNSEA
Cologne Köln/Bonn
Fri 10/30
9:20 am-11:59 pm
2 stops22h 39m
Seattle/Tacoma Intl
Wed 11/4
2:50 pm-12:50 pm
1 stop13h 00m
$691
CologneSeattle
CGN Cologne Köln/Bonn - SEA Seattle/Tacoma Intl
CGNSEA
Cologne Köln/Bonn
Thu 12/31
10:45 pm-5:00 pm
3 stops51h 15m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$696
CologneSeattle
CGN Cologne Köln/Bonn - SEA Seattle/Tacoma Intl
CGNSEA
Cologne Köln/Bonn
Thu 10/15
6:20 am-6:32 pm
2 stops21h 12m
Seattle/Tacoma Intl
Thu 10/22
7:55 am-7:30 pm
2 stops26h 35m
$700
CologneSeattle
CGN Cologne Köln/Bonn - SEA Seattle/Tacoma Intl
CGNSEA
Cologne Köln/Bonn
Thu 10/15
1:05 pm-4:59 pm
1 stop12h 54m
Seattle/Tacoma Intl
Thu 10/22
10:42 am-5:40 pm
2 stops21h 58m
$722
CologneSeattle
CGN Cologne Köln/Bonn - SEA Seattle/Tacoma Intl
CGNSEA
Cologne Köln/Bonn
Sat 10/24
8:30 am-1:54 pm
2 stops38h 24m
Seattle/Tacoma Intl
Sat 10/31
3:49 pm-4:55 pm
2 stops41h 06m
$750
CologneSeattle
CGN Cologne Köln/Bonn - SEA Seattle/Tacoma Intl
CGNSEA
Cologne Köln/Bonn
Sun 1/3
6:45 pm-5:10 pm
3 stops55h 25m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$827
CologneSeattle
CGN Cologne Köln/Bonn - SEA Seattle/Tacoma Intl
CGNSEA
Cologne Köln/Bonn
Sat 3/20
5:40 pm-2:00 pm
1 stop28h 20m
Seattle/Tacoma Intl
Sat 4/3
6:50 pm-5:20 pm
1 stop13h 30m
$912
Showing 1-10 of 15 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Cologne-Seattle flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Cologne-Seattle flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Cologne-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Cologne-Seattle flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Cologne-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Cologne to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Cologne with our price prediction graph.
CGN-SEA
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Related info for your journey
Find useful and relevant information for your journey from Cologne to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Renton
Tacoma
Lacey
Leavenworth
Olympia
Tukwila
Snoqualmie
Puyallup
Lynnwood
Centralia
Kent
Tumwater
Ocean Shores
Ellensburg
Issaquah
Marysville
Lakewood
Fife
Poulsbo
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