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$1,133+ Cheap flights from Rotterdam (RTM) 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 4/17. Fares are subject to change and may not be available on all flights or dates of travel.
RTM — SEA
May 2 — May 91
Sat 5/2
Sat 5/9
1 adult, Economy
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Cheap flight deals from Rotterdam to Seattle

Cheapest flights from Rotterdam to Seattle
Explore the most affordable flight options available from Rotterdam to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/31. 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 4/177:35 pm
RTM
-
SEA
1 stop27h 25m
Multiple Airlines
Tue 4/216:20 pm
SEA
-
RTM
2 stops32h 05m
Multiple Airlines
Deal found 3/31$1,133
This Mytrip deal was found by Cheapflights users on 3/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/146:55 am
RTM
-
SEA
2 stops22h 45m
Multiple Airlines
Sat 4/183:40 pm
SEA
-
RTM
2 stops21h 50m
Multiple Airlines
Deal found 3/29$1,259
This Expedia deal was found by Cheapflights users on 3/31. 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 4/1610:50 am
RTM
-
SEA
1 stop16h 35m
Multiple Airlines
Mon 4/201:30 pm
SEA
-
RTM
1 stop20h 30m
Multiple Airlines
Deal found 3/31$1,509
This Expedia deal was found by Cheapflights users on 3/30. 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.
Wed 4/158:55 pm
RTM
-
SEA
1 stop23h 40m
Multiple Airlines
Sun 4/191:30 pm
SEA
-
RTM
1 stop16h 10m
Multiple Airlines
Deal found 3/30$1,513
This Flysmarter deal was found by Cheapflights users on 3/31. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/167:00 pm
RTM
-
SEA
1 stop25h 35m
British Airways
Mon 4/201:19 pm
SEA
-
RTM
2 stops20h 41m
British Airways
Deal found 3/31$1,522
This Flysmarter deal was found by Cheapflights users on 3/30. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1510:50 am
RTM
-
SEA
1 stop16h 35m
British Airways
Sun 4/1911:16 am
SEA
-
RTM
2 stops18h 24m
British Airways
Deal found 3/30$1,526
This Vliegwinkel deal was found by Cheapflights users on 3/29. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1412:45 pm
RTM
-
SEA
1 stop14h 40m
British Airways
Sat 4/188:20 pm
SEA
-
RTM
1 stop27h 35m
British Airways
Deal found 3/29$1,532
This British Airways deal was found by Cheapflights users on 4/1. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/178:55 pm
RTM
-
SEA
2 stops31h 41m
British Airways
Tue 4/215:45 pm
SEA
-
RTM
2 stops17h 30m
British Airways
Deal found 4/1$1,725

Find flight deals from Rotterdam to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Rotterdam (RTM) 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 April 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,133
(Kiwi.com)
Provider with most accurate pricing for Rotterdam The Hague-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Rotterdam The Hague-Seattle/Tacoma Intl flights.
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From Rotterdam The Hague to Seattle/Tacoma Intl
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Rotterdam 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 2,558,603 searches. Data last updated April 2, 2026.
Use the filters below to find and compare flights from Rotterdam to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

RotterdamSeattle

RTM - SEA

RTMSEA

Rotterdam The Hague

Tue 4/14

6:55 am-8:40 pm

2 stops22h 45m

Seattle/Tacoma Intl

Sat 4/18

3:40 pm-10:30 pm

2 stops21h 50m

$1,259

RotterdamSeattle

RTM - SEA

RTMSEA

Rotterdam The Hague

Thu 4/16

10:50 am-6:25 pm

1 stop16h 35m

Seattle/Tacoma Intl

Mon 4/20

1:30 pm-7:00 pm

1 stop20h 30m

$1,509

RotterdamSeattle

RTM - SEA

RTMSEA

Rotterdam The Hague

Wed 4/15

8:55 pm-11:35 am

1 stop23h 40m

Seattle/Tacoma Intl

Sun 4/19

1:30 pm-2:40 pm

1 stop16h 10m

$1,513

RotterdamSeattle

RTM - SEA

RTMSEA

Rotterdam The Hague

Thu 4/16

7:00 pm-11:35 am

1 stop25h 35m

Seattle/Tacoma Intl

Mon 4/20

1:19 pm-7:00 pm

2 stops20h 41m

$1,522
Quickest round-trip

RotterdamSeattle

RTM - SEA

RTMSEA

Rotterdam The Hague

Wed 4/15

10:50 am-6:25 pm

1 stop16h 35m

Seattle/Tacoma Intl

Sun 4/19

11:16 am-2:40 pm

2 stops18h 24m

$1,526

RotterdamSeattle

RTM - SEA

RTMSEA

Rotterdam The Hague

Tue 4/14

12:45 pm-6:25 pm

1 stop14h 40m

Seattle/Tacoma Intl

Sat 4/18

8:20 pm-8:55 am

1 stop27h 35m

$1,532

RotterdamSeattle

RTM - SEA

RTMSEA

Rotterdam The Hague

Fri 4/17

8:55 pm-7:36 pm

2 stops31h 41m

Seattle/Tacoma Intl

Tue 4/21

2:10 pm-8:15 pm

2 stops21h 05m

$1,717

RotterdamSeattle

RTM - SEA

RTMSEA

Rotterdam The Hague

Fri 4/17

8:55 pm-7:36 pm

2 stops31h 41m

Seattle/Tacoma Intl

Tue 4/21

5:45 pm-8:15 pm

2 stops17h 30m

$1,725
Cheapest one-way

RotterdamSeattle

RTM - SEA

RTMSEA

Rotterdam The Hague

Thu 8/6

8:55 pm-11:35 am

1 stop23h 40m

$1,180

RotterdamSeattle

RTM - SEA

RTMSEA

Rotterdam The Hague

Thu 4/23

5:05 pm-4:00 pm

3 stops31h 55m

$1,718

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/29

Showing 1-10 of 13 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Rotterdam-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Rotterdam-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Rotterdam-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Rotterdam-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub 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 Rotterdam-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 Rotterdam to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Rotterdam with our price prediction graph.
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.

Cheapflights Insights

Everything you need to know about your flight from Rotterdam to Seattle

What is the cheapest month to book a flight from Rotterdam to Seattle?

Currently, December is the cheapest month in which you can book a flight from Rotterdam to Seattle (average of $627). Flying from Rotterdam to Seattle in November is currently the most expensive (average of $867). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Rotterdam to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Rotterdam to Seattle?

    For as low as $1,522, British Airways can have you in Seattle from Rotterdam in 25h 35m. The distance between Rotterdam and Seattle is about 4880 mi.

  • Can I find deals for flights from Rotterdam to Seattle that include hotel bookings?

    Yes. In addition to deals on Rotterdam to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Rotterdam to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Rotterdam to Seattle.

  • Can I find deals for business class flights from Rotterdam to Seattle?

    Yes. Cheapflights offers flight deals from Rotterdam to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Rotterdam to Seattle?

    Currently, December is the cheapest month in which you can book a flight from Rotterdam to Seattle (average of $627). Flying from Rotterdam to Seattle in November is currently the most expensive (average of $867). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
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Kent
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Leavenworth
Snoqualmie
Tukwila
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Aberdeen

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