$431 Cheap Flights from Seattle (SEA) to Rotterdam (RTM)

View $431 flight on Thu, Dec 4, 2025Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Rotterdam (RTM-Rotterdam The Hague)

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Cheap Flights from Seattle to Rotterdam (SEA-RTM)

Prices were available within the past 7 days and start at $431 for one-way flights and $604 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Tue, Feb 17 - Fri, Feb 27
SEA
Seattle
RTM
Rotterdam
$604 Roundtrip, found 1 day ago
$604
Roundtrip
found 1 day ago
Select British Airways flight, departing Tue, Feb 17 from Seattle to Rotterdam, returning Fri, Feb 27, priced at $604 found 1 day ago
British Airways
Tue, Feb 17 - Fri, Feb 27
SEA
Seattle
RTM
Rotterdam
$608 Roundtrip, found 1 day ago
$608
Roundtrip
found 1 day ago
Select British Airways flight, departing Tue, Feb 17 from Seattle to Rotterdam, returning Fri, Feb 27, priced at $608 found 1 day ago
British Airways
Tue, Feb 17 - Fri, Feb 27
SEA
Seattle
RTM
Rotterdam
$614 Roundtrip, found 1 day ago
$614
Roundtrip
found 1 day ago
Select British Airways flight, departing Tue, Feb 17 from Seattle to Rotterdam, returning Fri, Feb 27, priced at $614 found 1 day ago
British Airways
Tue, Feb 17 - Fri, Feb 27
SEA
Seattle
RTM
Rotterdam
$619 Roundtrip, found 1 day ago
$619
Roundtrip
found 1 day ago
Select British Airways flight, departing Tue, Feb 17 from Seattle to Rotterdam, returning Fri, Feb 27, priced at $619 found 1 day ago
British Airways
Tue, Dec 30 - Fri, Jan 16
SEA
Seattle
RTM
Rotterdam
$631 Roundtrip, found 2 hours ago
$631
Roundtrip
found 2 hours ago
Select British Airways flight, departing Tue, Dec 30 from Seattle to Rotterdam, returning Fri, Jan 16, priced at $631 found 2 hours ago
British Airways
Tue, Feb 10 - Tue, Feb 24
SEA
Seattle
RTM
Rotterdam
$632 Roundtrip, found 2 days ago
$632
Roundtrip
found 2 days ago
Select British Airways flight, departing Tue, Feb 10 from Seattle to Rotterdam, returning Tue, Feb 24, priced at $632 found 2 days ago
British Airways
Wed, Feb 11 - Tue, Feb 24
SEA
Seattle
RTM
Rotterdam
$636 Roundtrip, found 2 days ago
$636
Roundtrip
found 2 days ago
Select British Airways flight, departing Wed, Feb 11 from Seattle to Rotterdam, returning Tue, Feb 24, priced at $636 found 2 days ago
British Airways
Tue, Feb 10 - Thu, Feb 26
SEA
Seattle
RTM
Rotterdam
$642 Roundtrip, found 2 days ago
$642
Roundtrip
found 2 days ago
Select British Airways flight, departing Tue, Feb 10 from Seattle to Rotterdam, returning Thu, Feb 26, priced at $642 found 2 days ago
British Airways
Wed, Feb 11 - Thu, Feb 26
SEA
Seattle
RTM
Rotterdam
$647 Roundtrip, found 2 days ago
$647
Roundtrip
found 2 days ago
Select British Airways flight, departing Wed, Feb 11 from Seattle to Rotterdam, returning Thu, Feb 26, priced at $647 found 2 days ago
British Airways
Tue, Feb 24 - Tue, Mar 10
SEA
Seattle
RTM
Rotterdam
$752 Roundtrip, found 2 days ago
$752
Roundtrip
found 2 days ago
Select British Airways flight, departing Tue, Feb 24 from Seattle to Rotterdam, returning Tue, Mar 10, priced at $752 found 2 days ago

Alternative airports near Rotterdam

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Schiphol AMS. Cheapest option available. Average driving time to city center is 43 minutes. Flights from $488
AMS
Schiphol
Cheapest
Average driving time to city center43 min
Flights from $488

Frequently asked questions

How much does a flight from Seattle - Tacoma Intl. Airport (SEA) to Rotterdam The Hague Airport (RTM) cost?
Secure a cheap one-way flight from $431 or cheap return flight from $604 from Seattle - Tacoma Intl. Airport (SEA) to Rotterdam The Hague Airport (RTM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Seattle - Tacoma Intl. Airport (SEA) to Rotterdam The Hague Airport (RTM)?
Planning your trip for February is a great way to save, as it's the cheapest month for flights between SEA and RTM. You'll usually find the lowest fares during the off-season.
What is the cheapest airline that flies from Seattle - Tacoma Intl. Airport (SEA) to Rotterdam The Hague Airport (RTM)?
To find the cheapest airline flying from SEA to RTM, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Rotterdam The Hague Airport (RTM)?
There are no daily direct flights available from Seattle - Tacoma Intl. Airport (SEA) to Rotterdam The Hague Airport (RTM). But you can opt for flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from SEA to RTM?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change depending on a number of factors, such as the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Seattle - Tacoma Intl. Airport (SEA) to Rotterdam The Hague Airport (RTM)?
Opt for a flight from Seattle - Tacoma Intl. Airport (SEA) to Rotterdam The Hague Airport (RTM) that leaves before 3 PM to reduce the likelihood of delays. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Rotterdam from Seattle - Tacoma Intl. Airport (SEA)?
If you're boarding a direct flight from Seattle - Tacoma Intl. Airport (SEA) to Rotterdam, Schiphol Airport (AMS) is the only airport you can land at.
Is it cheaper to buy a plane ticket from Seattle - Tacoma Intl. Airport (SEA) to Rotterdam The Hague Airport (RTM) last-minute?
Last-minute fares from SEA to RTM are typically more expensive. To secure the cheapest rates, start looking for flights early. That said, if you can play around with your travel dates, it's possible to land a cheap ticket right before your journey.
Is it cheaper to book a SEA to RTM flight and hotel package?
Booking a SEA to RTM flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Pick from our extensive range of stays and then add activities, car rentals and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Rotterdam The Hague Airport (RTM)?
If you reserved your SEA to RTM flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more information.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Rotterdam The Hague
Airlines serving
British Airways
Roundtrip price
$603
Distance
4883 mi

Book with confidence

Seattle to Rotterdam Flights

The cheapest times to fly from Seattle to Rotterdam

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seattle to Rotterdam are during the month of February. You can find some of the cheapest flights from Seattle to Rotterdam with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Rotterdam

Sunday is one of the best days to book for cheap flights from Seattle to Rotterdam: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seattle to Rotterdam

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seattle to Rotterdam in 2025. You can also book with separate airlines for your outbound and return journeys, from $431 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seattle to Rotterdam flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seattle to Rotterdam airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Seattle to Rotterdam Flights

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*Available to One Key members.