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$848+ Cheap flights from Iaşi (IAS) 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 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
IAS — SEA
Mar 15 — Mar 221
Sun 3/15
Sun 3/22
1 adult, Economy
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Cheap flight deals from Iaşi to Seattle

Cheapest flights from Iaşi to Seattle
Explore the most affordable flight options available from Iaşi to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/10. 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 9/285:45 am
IAS
-
SEA
2 stops38h 47m
Multiple Airlines
Sun 10/187:10 pm
SEA
-
IAS
1 stop16h 00m
Multiple Airlines
Deal found 2/10$848
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 9/285:45 am
IAS
-
SEA
2 stops38h 47m
Multiple Airlines
Tue 10/137:10 pm
SEA
-
IAS
1 stop16h 00m
Multiple Airlines
Deal found 2/11$849
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 10/212:15 pm
IAS
-
SEA
2 stops32h 17m
Multiple Airlines
Tue 10/137:10 pm
SEA
-
IAS
1 stop16h 00m
Multiple Airlines
Deal found 2/10$883
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 10/212:15 pm
IAS
-
SEA
2 stops32h 17m
Multiple Airlines
Sun 10/187:10 pm
SEA
-
IAS
1 stop16h 00m
Multiple Airlines
Deal found 2/11$885
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 9/2810:00 am
IAS
-
SEA
2 stops34h 32m
Multiple Airlines
Sat 10/177:10 pm
SEA
-
IAS
1 stop17h 00m
Multiple Airlines
Deal found 2/10$889
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 9/298:50 pm
IAS
-
SEA
2 stops33h 25m
Multiple Airlines
Sun 10/187:10 pm
SEA
-
IAS
1 stop16h 00m
Multiple Airlines
Deal found 2/10$897
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 10/35:25 am
IAS
-
SEA
2 stops26h 53m
Multiple Airlines
Tue 10/137:10 pm
SEA
-
IAS
1 stop16h 00m
Multiple Airlines
Deal found 2/10$898
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 9/298:50 pm
IAS
-
SEA
2 stops33h 25m
Multiple Airlines
Tue 10/137:10 pm
SEA
-
IAS
1 stop16h 00m
Multiple Airlines
Deal found 2/11$899
This Kiwi.com deal was found by Cheapflights users on 2/11. 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.
Wed 9/302:30 pm
IAS
-
SEA
2 stops31h 55m
Multiple Airlines
Tue 10/137:10 pm
SEA
-
IAS
1 stop16h 00m
Multiple Airlines
Deal found 2/11$902
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 10/212:15 pm
IAS
-
SEA
2 stops32h 17m
Multiple Airlines
Fri 10/167:10 pm
SEA
-
IAS
1 stop16h 00m
Multiple Airlines
Deal found 2/10$932

Find flight deals from Iaşi to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Iaşi (IAS) 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 February 13, 2026.

Round-trip from

$1,362
(Turkish Airlines)
From Iasi to Seattle/Tacoma Intl
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Iaşi 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 February 13, 2026.
Use the filters below to find and compare flights from Iaşi to Seattle that are best for you.

Fly from

Iaşi

Fly to

Seattle

Route

Depart

Return

Price

IaşiSeattle

IAS - SEA

IASSEA

Iasi

Sat 2/28

5:25 am-5:05 pm

2 stops21h 40m

Seattle/Tacoma Intl

Wed 3/4

7:00 pm-11:30 pm

2 stops18h 30m

$1,362

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/12

Best time to book a flight from Iaşi to Seattle

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

Related info for your journey

Find useful and relevant information for your journey from Iaşi 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 Iaşi to Seattle?

    There are many flights that can get you from Iaşi to Seattle in 21h 40m. Fly via Turkish Airlines to get the fastest option. Iaşi and Seattle are separated by a distance of 5648 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Iaşi 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.

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
Ocean Shores
Olympia
Lynnwood
Edmonds
Lacey
Kent
Renton
Puyallup
Kirkland
Tukwila
Fife
Aberdeen
Shoreline
Marysville
Centralia
Federal Way
Chehalis

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Alternative routes for Iaşi to Seattle

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