$329+ 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 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — RTM
Oct 7 — Oct 141
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to Rotterdam 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 Seattle to Rotterdam
Cheapest
Best
Last-minute
One-way
Cheapest flights from Seattle to RotterdamExplore 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 September 7, 2026.
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 September 7, 2026.
This Mytrip deal was found by Cheapflights users on 9/4. 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.
Mon 10/195:50 am -
3 stops21h 10m
Mon 10/265:35 pm -
3 stops32h 25m
Deal found 9/4![Multiple Airlines logo]()
$1,351
This Mytrip deal was found by Cheapflights users on 9/4. 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 9/298:00 am -
3 stops29h 20m
Sat 10/36:55 am -
2 stops35h 45m
Deal found 9/4![Multiple Airlines logo]()
$1,642
This Mytrip deal was found by Cheapflights users on 9/4. 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.
Mon 9/288:00 am -
3 stops29h 40m
Sat 10/36:55 am -
2 stops35h 45m
Deal found 9/4![Multiple Airlines logo]()
$1,665
This American Airlines deal was found by Cheapflights users on 9/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2110:33 am -
3 stops23h 12m
Mon 11/306:35 pm -
3 stops34h 46m
Deal found 9/6![Multiple Airlines logo]()
$2,007
Best flights from Seattle to RotterdamDiscover carefully curated flight deals from Seattle to Rotterdam that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
Discover carefully curated flight deals from Seattle to Rotterdam that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
This Mytrip deal was found by Cheapflights users on 9/4. 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.
Mon 9/288:00 am -
3 stops29h 40m
Sat 10/36:55 am -
2 stops35h 45m
Deal found 9/4![Multiple Airlines logo]()
$1,665
This Mytrip deal was found by Cheapflights users on 9/4. 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 9/297:15 pm -
2 stops35h 55m
Sat 10/36:55 am -
2 stops35h 45m
Deal found 9/4![Multiple Airlines logo]()
$1,785
This American Airlines deal was found by Cheapflights users on 9/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2110:33 am -
3 stops23h 12m
Mon 11/306:35 pm -
3 stops34h 46m
Deal found 9/6![Multiple Airlines logo]()
$2,007
Last-minute flights from Seattle to RotterdamDiscover last-minute flight deals from Seattle to Rotterdam. Data last updated September 7, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Rotterdam. Data last updated September 7, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 9/4. 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.
Mon 9/288:00 am -
3 stops29h 40m
Sat 10/36:55 am -
2 stops35h 45m
Deal found 9/4![Multiple Airlines logo]()
$1,665
This Mytrip deal was found by Cheapflights users on 9/4. 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 9/298:00 am -
3 stops29h 20m
Sat 10/36:55 am -
2 stops35h 45m
Deal found 9/4![Multiple Airlines logo]()
$1,642
This Mytrip deal was found by Cheapflights users on 9/4. 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.
Mon 10/195:50 am -
3 stops21h 10m
Mon 10/265:35 pm -
3 stops32h 25m
Deal found 9/4![Multiple Airlines logo]()
$1,351
One-way flights from Seattle to RotterdamSearch for one-way flight options from Seattle to Rotterdam. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
Search for one-way flight options from Seattle to Rotterdam. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Tue 9/293:55 pm -
3 stops36h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$329
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 12/52:35 pm -
3 stops21h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$412
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 9/283:40 pm -
3 stops35h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$427
This Cheapflightsfares deal was found by Cheapflights users on 9/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/281:30 pm -
1 stop20h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![British Airways logo]()
$1,417
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 10/3010:55 pm -
3 stops34h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$3,239
Find 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 September 7, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $1,351 (Mytrip) |
One-way from | $329 (Kiwi.com) |
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 7,457,451 searches. Data last updated September 7, 2026.
Use the filters below to find and compare flights from Seattle to Rotterdam that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleRotterdam
SEA Seattle/Tacoma Intl - RTM Rotterdam The Hague
SEARTM
Seattle/Tacoma Intl
Tue 9/29
3:55 pm-1:30 pm
3 stops36h 35m
Rotterdam The Hague
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$329
SeattleRotterdam
SEA Seattle/Tacoma Intl - RTM Rotterdam The Hague
SEARTM
Seattle/Tacoma Intl
Sat 12/5
2:35 pm-9:05 pm
3 stops21h 30m
Rotterdam The Hague
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$412
SeattleRotterdam
SEA Seattle/Tacoma Intl - RTM Rotterdam The Hague
SEARTM
Seattle/Tacoma Intl
Mon 9/28
3:40 pm-12:00 pm
2 stops35h 20m
Rotterdam The Hague
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$488
Quickest round-trip
SeattleRotterdam
SEA Seattle/Tacoma Intl - RTM Rotterdam The Hague
SEARTM
Seattle/Tacoma Intl
Mon 9/28
1:30 pm-7:00 pm
1 stop20h 30m
Rotterdam The Hague
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$1,417
SeattleRotterdam
SEA Seattle/Tacoma Intl - RTM Rotterdam The Hague
SEARTM
Seattle/Tacoma Intl
Mon 9/28
8:00 am-10:40 pm
3 stops29h 40m
Rotterdam The Hague
Sat 10/3
6:55 am-9:40 am
2 stops35h 45m
$1,665
SeattleRotterdam
SEA Seattle/Tacoma Intl - RTM Rotterdam The Hague
SEARTM
Seattle/Tacoma Intl
Tue 9/29
7:15 pm-4:10 pm
2 stops35h 55m
Rotterdam The Hague
Sat 10/3
6:55 am-9:40 am
2 stops35h 45m
$1,785
SeattleRotterdam
SEA Seattle/Tacoma Intl - RTM Rotterdam The Hague
SEARTM
Seattle/Tacoma Intl
Sat 11/21
10:33 am-6:45 pm
3 stops23h 12m
Rotterdam The Hague
Mon 11/30
6:35 pm-8:21 pm
3 stops34h 46m
$2,007
SeattleRotterdam
SEA Seattle/Tacoma Intl - RTM Rotterdam The Hague
SEARTM
Seattle/Tacoma Intl
Fri 10/30
10:55 pm-5:00 pm
3 stops34h 05m
Rotterdam The Hague
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$3,239
Sorted by cheapest first
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Seattle-Rotterdam flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Seattle-Rotterdam flight deals on Cheapflights vs. Ovago >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 Ovago the most. Ovago 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.
SEA-RTM
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 Seattle to Rotterdam. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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