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Rotterdam

$1,261+ Cheap flights from Seattle (SEA) to Rotterdam (RTM)

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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — RTM
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Find flight deals from Seattle to Rotterdam

Cheapest flights from Seattle to Rotterdam
Explore the most affordable flight options available from Seattle to Rotterdam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This Mytrip deal was found by Cheapflights users on 10/27. 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 11/183:10 pmSEA - RTM
3 stops21h 45mMultiple Airlines
Sat 11/223:55 pmRTM - SEA
3 stops34h 05mMultiple Airlines
Deal found 10/27$1,381
This Mytrip deal was found by Cheapflights users on 10/27. 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.
Sun 12/145:50 amSEA - RTM
3 stops31h 40mMultiple Airlines
Thu 12/181:10 pmRTM - SEA
3 stops32h 25mMultiple Airlines
Deal found 10/27$1,777
This Mytrip deal was found by Cheapflights users on 10/29. 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.
Sat 12/138:10 amSEA - RTM
3 stops29h 15mMultiple Airlines
Sat 12/203:55 pmRTM - SEA
2 stops35h 25mMultiple Airlines
Deal found 10/29$1,788
This Mytrip deal was found by Cheapflights users on 10/26. 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 11/252:35 pmSEA - RTM
2 stops22h 30mMultiple Airlines
Sat 11/292:05 pmRTM - SEA
3 stops30h 35mMultiple Airlines
Deal found 10/26$1,916

Cheap flight deals from Seattle to Rotterdam

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Rotterdam (RTM). 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 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,261
(American Airlines)
Provider with most accurate pricing for Seattle/Tacoma Intl-Rotterdam The Hague flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Rotterdam The Hague flights.
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From Seattle/Tacoma Intl to Rotterdam The Hague
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Rotterdam 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 October 29, 2025.
Use the filters below to find and compare flights from Seattle to Rotterdam that are best for you.

Fly from

Seattle

Fly to

Rotterdam

Route

Depart

Return

Price

SeattleRotterdam

SEA - RTM

SEARTM

Seattle/Tacoma Intl

Wed 2/25

8:05 pm-9:25 am

2 stops28h 20m

Rotterdam The Hague

Mon 3/2

6:35 pm-11:01 am

3 stops25h 26m

$1,261

SeattleRotterdam

SEA - RTM

SEARTM

Seattle/Tacoma Intl

Tue 11/18

2:35 pm-10:05 pm

2 stops22h 30m

Rotterdam The Hague

Sat 11/22

2:05 pm-11:40 am

3 stops30h 35m

$1,522

SeattleRotterdam

SEA - RTM

SEARTM

Seattle/Tacoma Intl

Sun 12/14

5:50 am-10:30 pm

3 stops31h 40m

Rotterdam The Hague

Thu 12/18

1:10 pm-12:35 pm

3 stops32h 25m

$1,777

SeattleRotterdam

SEA - RTM

SEARTM

Seattle/Tacoma Intl

Sat 12/13

8:10 am-10:25 pm

3 stops29h 15m

Rotterdam The Hague

Sat 12/20

3:55 pm-6:20 pm

2 stops35h 25m

$1,788

SeattleRotterdam

SEA - RTM

SEARTM

Seattle/Tacoma Intl

Tue 11/25

2:35 pm-10:05 pm

2 stops22h 30m

Rotterdam The Hague

Sat 11/29

2:05 pm-11:40 am

3 stops30h 35m

$1,916

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Compare providers for flights from Seattle to Rotterdam

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Rotterdam in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

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

Have a flexible travel schedule? Discover the best time to fly to Rotterdam from Seattle 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 Seattle to Rotterdam

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

Currently, September is the cheapest month in which you can book a flight from Seattle to Rotterdam (average of $443). Flying from Seattle to Rotterdam in June is currently the most expensive (average of $609). 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.

What is the cheapest time of day to fly from SEA to RTM?

Find hourly flight availability from Seattle to Rotterdam. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 29, 2025.

When flying from Seattle to Rotterdam, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 64% versus a flight in the afternoon.

Related info for your journey

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle to Rotterdam 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 Seattle to Rotterdam?

    Currently, September is the cheapest month in which you can book a flight from Seattle to Rotterdam (average of $443). Flying from Seattle to Rotterdam in June is currently the most expensive (average of $609). 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.

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