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$631+ Cheap flights from Warsaw 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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
WAW — SEA
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheapflights Tip: The best prices from Warsaw to Seattle/Tacoma Intl are usually found in February or May, booked 79 days in advance, depart on a Sunday or Monday and return on a Tuesday

Cheap flight deals from Warsaw to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Warsaw (WA1) 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 July 31, 2025.

Round-trip from

$631
(CheapOair)

Popular in

July

Cheapest in

February

Average price

$1,133
From Warsaw to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($109 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
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Find flight deals from Warsaw to Seattle

Cheapest flights from Warsaw to Seattle
Explore the most affordable flight options available from Warsaw to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This CheapOair deal was found by Cheapflights users on 7/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/97:40 amWAW - SEA
1 stop16h 25mMultiple Airlines
Sun 10/55:05 pmSEA - WAW
1 stop19h 25mMultiple Airlines
Deal found 7/30$631
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 9/56:05 amWMI - SEA
1 stop20h 45mMultiple Airlines
Sun 9/217:35 pmSEA - WMI
1 stop17h 05mMultiple Airlines
Deal found 7/30$740
This FlightHub deal was found by Cheapflights users on 7/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/812:30 pmWAW - SEA
1 stop37h 45mTurkish Airlines
Mon 10/67:10 pmSEA - WAW
1 stop15h 50mTurkish Airlines
Deal found 7/30$825
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Tue 11/181:00 pmWAW - SEA
1 stop36h 55mAmerican Airlines
Sun 12/711:45 amSEA - WAW
2 stops18h 45mAmerican Airlines
Deal found 7/31$854
This British Airways deal was found by Cheapflights users on 7/31. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/217:35 amWAW - SEA
1 stop18h 20mBritish Airways
Fri 12/51:35 pmSEA - WAW
1 stop23h 10mBritish Airways
Deal found 7/31$856

Cheapflights Fare Finder

 
Customize your flight search to find flights from Warsaw 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 July 31, 2025.
Use the filters below to find and compare flights from Warsaw to Seattle that are best for you.

Fly from

Warsaw

Fly to

Seattle

Route

Depart

Return

Price

WarsawSeattle

WAW - SEA

WAWSEA

Warsaw Frederic Chopin

Tue 9/9

7:40 am-3:05 pm

1 stop16h 25m

Seattle/Tacoma Intl

Sun 10/5

5:05 pm-9:30 pm

1 stop19h 25m

$631

WarsawSeattle

WMI - SEA

WMISEA

Warsaw Modlin

Fri 9/5

6:05 am-5:50 pm

1 stop20h 45m

Seattle/Tacoma Intl

Sun 9/21

7:35 pm-9:40 pm

1 stop17h 05m

$740

WarsawSeattle

WAW - SEA

WAWSEA

Warsaw Frederic Chopin

Mon 9/8

12:30 pm-5:15 pm

1 stop37h 45m

Seattle/Tacoma Intl

Mon 10/6

7:10 pm-8:00 pm

1 stop15h 50m

$825

WarsawSeattle

WAW - SEA

WAWSEA

Warsaw Frederic Chopin

Tue 11/18

1:00 pm-4:55 pm

1 stop36h 55m

Seattle/Tacoma Intl

Sun 12/7

11:45 am-3:30 pm

2 stops18h 45m

$854

WarsawSeattle

WAW - SEA

WAWSEA

Warsaw Frederic Chopin

Fri 11/21

7:35 am-4:55 pm

1 stop18h 20m

Seattle/Tacoma Intl

Fri 12/5

1:35 pm-9:45 pm

1 stop23h 10m

$856

WarsawSeattle

WAW - SEA

WAWSEA

Warsaw Frederic Chopin

Thu 9/11

7:45 pm-11:25 am

2 stops24h 40m

$674

WarsawSeattle

WAW - SEA

WAWSEA

Warsaw Frederic Chopin

Thu 8/14

8:35 pm-1:50 pm

3 stops50h 15m

$679

WarsawSeattle

WMI - SEA

WMISEA

Warsaw Modlin

Thu 8/14

7:25 am-8:40 pm

2 stops22h 15m

$795

WarsawSeattle

WAW - SEA

WAWSEA

Warsaw Frederic Chopin

Thu 8/14

6:25 am-11:55 am

1 stop14h 30m

$822

WarsawSeattle

WAW - SEA

WAWSEA

Warsaw Frederic Chopin

Thu 9/11

6:10 pm-11:35 am

1 stop26h 25m

$874

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 12 results
1
2

Best time to book a flight from Warsaw to Seattle

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

How far ahead should I book a flight from Warsaw to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Warsaw to Seattle. Price data was last updated on July 25, 2025.

Booking 79 days in advance of your planned departure date is, on average, the best time to get cheap flights from Warsaw to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from Warsaw to Seattle (average of $238). Flying from Warsaw to Seattle in June is currently the most expensive (average of $389). 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 WAW to SEA?

Find hourly flight availability from Warsaw to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

One of the essential ways to save on airfare from Warsaw to Seattle is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 9% on airfare.

How much does it cost to fly round-trip from Warsaw to Seattle?

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated July 31, 2025.
Read through reviews of airlines operating flights from Warsaw to Seattle, such as Turkish Airlines, American Airlines, and Icelandair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Turkish Airlines
7.3
Good
3,933 reviews

Crew

7.7

Food

7.4

Boarding

7.3

Comfort

7.3

Entertainment

7.4

Overall

7.3

Reviews

1 / 20
4.0
Okay

Leslie,Feb 2025

IST - LAX

Food and staff were nice but difficulty with WIFI, console sound not working. X-cover insurance a scam. Denying purchase of insurance even with proof. Ridiculous.
Turkish Airlines
7.3
Good
3,933 reviews
Turkish Airlines
7.3
Good
3,933 reviews

Crew

7.7

Food

7.4

Boarding

7.3

Comfort

7.3

Entertainment

7.4

Overall

7.3

Reviews

1 / 20
4.0
Okay

Leslie,Feb 2025

IST - LAX

Food and staff were nice but difficulty with WIFI, console sound not working. X-cover insurance a scam. Denying purchase of insurance even with proof. Ridiculous.
American Airlines
7.2
Good
10,000 reviews
Turkish Airlines
7.3
Good
3,933 reviews

Crew

7.7

Food

7.4

Boarding

7.3

Comfort

7.3

Entertainment

7.4

Overall

7.3

Reviews

1 / 20
4.0
Okay

Leslie,Feb 2025

IST - LAX

Food and staff were nice but difficulty with WIFI, console sound not working. X-cover insurance a scam. Denying purchase of insurance even with proof. Ridiculous.
Icelandair
7.0
Good
520 reviews
Turkish Airlines
7.3
Good
3,933 reviews

Crew

7.7

Food

7.4

Boarding

7.3

Comfort

7.3

Entertainment

7.4

Overall

7.3

Reviews

1 / 20
4.0
Okay

Leslie,Feb 2025

IST - LAX

Food and staff were nice but difficulty with WIFI, console sound not working. X-cover insurance a scam. Denying purchase of insurance even with proof. Ridiculous.
Lufthansa
6.8
Okay
7,275 reviews
Turkish Airlines
7.3
Good
3,933 reviews

Crew

7.7

Food

7.4

Boarding

7.3

Comfort

7.3

Entertainment

7.4

Overall

7.3

Reviews

1 / 20
4.0
Okay

Leslie,Feb 2025

IST - LAX

Food and staff were nice but difficulty with WIFI, console sound not working. X-cover insurance a scam. Denying purchase of insurance even with proof. Ridiculous.
British Airways
6.6
Okay
7,222 reviews
Turkish Airlines
7.3
Good
3,933 reviews

Crew

7.7

Food

7.4

Boarding

7.3

Comfort

7.3

Entertainment

7.4

Overall

7.3

Reviews

1 / 20
4.0
Okay

Leslie,Feb 2025

IST - LAX

Food and staff were nice but difficulty with WIFI, console sound not working. X-cover insurance a scam. Denying purchase of insurance even with proof. Ridiculous.

Related info for your journey

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

  • What airport do you fly into for flights to Seattle from Warsaw?

    Most people fly into Seattle/Tacoma Intl (SEA) if they book a flight to Seattle from Warsaw. On average, Seattle/Tacoma Intl has 0 inbound flights from Warsaw per day from 8 airlines. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.

  • What are the cheapest airlines flying from Warsaw to Seattle round-trip?

    Our cheapest airline available from Warsaw to Seattle is Turkish Airlines. Our recent data shows that you can find tickets from as low as $825 on this airline. Additional options worth looking into are American Airlines and British Airways, starting at $854 and $856 round-trip. These flights start at 13% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Warsaw to Seattle one-way?

    One-way options have recently been found by users for as low as $674 on Icelandair. Other airlines that offer cheap prices include Lufthansa from $822 and British Airways from $874 one-way.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Warsaw to Seattle (average of $238). Flying from Warsaw to Seattle in June is currently the most expensive (average of $389). 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
SeaTac
Tukwila
Tacoma
Ocean Shores
Lakewood
Lynnwood
Lacey
Leavenworth
Renton
Olympia
Puyallup
Kent
Cle Elum
Chehalis
Kirkland
Issaquah
Aberdeen
Shoreline
Federal Way
Shelton

Browse thousands of different options on Cheapflights for your next trip

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Top 8 airlines flying from Warsaw to Seattle

Discover the top 8 airlines that operate flights from Warsaw to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$671Average$859FlexibilityNo cancel feeOn-time77%
Scandinavian AirlinesCheapest$698Average$817FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$713Average$896FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$794Average$993FlexibilityNo cancel feeOn-time71%
FinnairCheapest$831Average$857FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$838Average$980FlexibilityNo cancel feeOn-time76%
DeltaCheapest$865Average$1,047FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$876Average$1,053FlexibilityNo cancel feeOn-time75%

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