HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Seattle

$1,228+ 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 1/16. Fares are subject to change and may not be available on all flights or dates of travel.
RTM — SEA
Jan 1 — Jan 81
Thu 1/1
Thu 1/8
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Rotterdam 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 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 December 2, 2025.

This Vliegwinkel deal was found by Cheapflights users on 12/1. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/178:55 pmRTM - SEA
1 stop29h 00mMultiple Airlines
Sun 12/218:05 pmSEA - RTM
2 stops27h 50mMultiple Airlines
Deal found 12/1$1,992
This AirNGo deal was found by Cheapflights users on 12/1. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1712:40 pmRTM - SEA
2 stops36h 59mBritish Airways
Sun 12/2111:20 amSEA - RTM
2 stops36h 35mBritish Airways
Deal found 12/1$2,100

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 December 2, 2025.

Round-trip from

$1,440
(Mytrip)
From Rotterdam The Hague to Seattle/Tacoma Intl
Search Deals

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 December 2, 2025.
Use the filters below to find and compare flights from Rotterdam to Seattle that are best for you.

Fly from

Rotterdam

Fly to

Seattle

Route

Depart

Return

Price

RotterdamSeattle

RTM - SEA

RTMSEA

Rotterdam The Hague

Wed 1/14

4:55 pm-3:40 pm

3 stops31h 45m

Seattle/Tacoma Intl

Wed 1/21

3:10 pm-9:45 pm

2 stops21h 35m

$1,440

RotterdamSeattle

RTM - SEA

RTMSEA

Rotterdam The Hague

Wed 12/17

8:55 pm-4:55 pm

1 stop29h 00m

Seattle/Tacoma Intl

Sun 12/21

8:05 pm-8:55 am

2 stops27h 50m

$1,992

RotterdamSeattle

RTM - SEA

RTMSEA

Rotterdam The Hague

Wed 12/17

12:40 pm-4:39 pm

2 stops36h 59m

Seattle/Tacoma Intl

Sun 12/21

11:20 am-8:55 am

2 stops36h 35m

$2,100

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/30

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, May is the cheapest month in which you can book a flight from Rotterdam to Seattle (average of $622). Flying from Rotterdam to Seattle in November is currently the most expensive (average of $793). 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 $2,100, British Airways can have you in Seattle from Rotterdam in 36h 59m. 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, May is the cheapest month in which you can book a flight from Rotterdam to Seattle (average of $622). Flying from Rotterdam to Seattle in November is currently the most expensive (average of $793). 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
Tacoma
SeaTac
Lakewood
Olympia
Ocean Shores
Edmonds
Lynnwood
Renton
Puyallup
Kirkland
Kent
Tukwila
Cle Elum
Marysville
Leavenworth
Fife
Aberdeen
Shoreline
Centralia
Federal Way

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Rotterdam to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Amsterdam to Seattle flights
Amsterdam to Portland flights
Eindhoven to Seattle flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.