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Cheap flights from Seattle to Warsaw from $241

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Warsaw departing on 4/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Seattle to Warsaw

Cheap round-trip flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
3:55 pm - 9:35 am
SEA
-
WAW
32h 40m
1 stop
Scandinavian Airlines Logo
7:45 pm - 1:45 pm
WAW
-
SEA
27h 00m
1 stop
$534Scandinavian Airlines
Sun, Sep 6 - Thu, Sep 17
Scandinavian Airlines Logo
3:55 pm - 9:35 am
SEA
-
WAW
32h 40m
1 stop
Scandinavian Airlines Logo
3:05 pm - 1:45 pm
WAW
-
SEA
31h 40m
1 stop
$545Scandinavian Airlines
Tue, Sep 15 - Sat, Sep 26
Scandinavian Airlines Logo
3:55 pm - 9:35 am
SEA
-
WAW
32h 40m
1 stop
Scandinavian Airlines Logo
3:05 pm - 1:45 pm
WAW
-
SEA
31h 40m
1 stop
$561Scandinavian Airlines
Tue, Aug 25 - Sat, Sep 12
Scandinavian Airlines Logo
3:55 pm - 2:25 pm
SEA
-
WAW
13h 30m
1 stop
Scandinavian Airlines Logo
7:45 pm - 1:45 pm
WAW
-
SEA
27h 00m
1 stop
$568Scandinavian Airlines
Sun, Sep 6 - Thu, Oct 8
Scandinavian Airlines Logo
3:55 pm - 9:35 am
SEA
-
WAW
32h 40m
1 stop
Scandinavian Airlines Logo
3:05 pm - 1:45 pm
WAW
-
SEA
31h 40m
1 stop
$569Scandinavian Airlines
Sun, Sep 6 - Fri, Oct 9
Scandinavian Airlines Logo
3:55 pm - 9:35 am
SEA
-
WAW
32h 40m
1 stop
Scandinavian Airlines Logo
10:15 am - 1:45 pm
WAW
-
SEA
12h 30m
1 stop
$579Scandinavian Airlines
Fri, Aug 21 - Fri, Aug 28
Scandinavian Airlines Logo
3:55 pm - 9:35 am
SEA
-
WAW
32h 40m
1 stop
Scandinavian Airlines Logo
7:45 pm - 1:45 pm
WAW
-
SEA
27h 00m
1 stop
$584Scandinavian Airlines
Sat, Sep 5 - Sat, Oct 10
Scandinavian Airlines Logo
3:55 pm - 9:00 pm
SEA
-
WAW
20h 05m
2 stops
Scandinavian Airlines Logo
7:45 pm - 1:45 pm
WAW
-
SEA
27h 00m
1 stop
$592Scandinavian Airlines
Sun, Sep 6 - Thu, Sep 17
Multiple Airlines Logo
7:10 pm - 11:55 pm
SEA
-
WMI
19h 45m
1 stop
Multiple Airlines Logo
10:45 pm - 4:00 pm
WMI
-
SEA
26h 15m
2 stops
$886Multiple Airlines
Thu, Aug 20 - Thu, Sep 3
Multiple Airlines Logo
3:55 pm - 12:55 pm
SEA
-
WMI
12h 00m
1 stop
Multiple Airlines Logo
9:40 pm - 4:00 pm
WMI
-
SEA
27h 20m
2 stops
$896Multiple Airlines
Tue, May 26 - Mon, Jun 1

Scandinavian Airlines flights from Seattle to Warsaw

Our best Scandinavian Airlines deals on Seattle to Warsaw flight tickets
Scandinavian Airlines
Sep 6
SEA3:55 pmSeattle/Tacoma Intl
32h 40m
1 stop
WAW9:35 amWarsaw Frederic Chopin
Sep 17
WAW7:45 pmWarsaw Frederic Chopin
27h 00m
1 stop
SEA1:45 pmSeattle/Tacoma Intl
$534
Scandinavian Airlines
Sep 15
SEA3:55 pmSeattle/Tacoma Intl
32h 40m
1 stop
WAW9:35 amWarsaw Frederic Chopin
Sep 26
WAW3:05 pmWarsaw Frederic Chopin
31h 40m
1 stop
SEA1:45 pmSeattle/Tacoma Intl
$545
Scandinavian Airlines
Aug 25
SEA3:55 pmSeattle/Tacoma Intl
32h 40m
1 stop
WAW9:35 amWarsaw Frederic Chopin
Sep 12
WAW3:05 pmWarsaw Frederic Chopin
31h 40m
1 stop
SEA1:45 pmSeattle/Tacoma Intl
$561

Turkish Airlines flights from Seattle to Warsaw

Our best Turkish Airlines deals on Seattle to Warsaw flight tickets
Turkish Airlines
May 4
SEA7:10 pmSeattle/Tacoma Intl
38h 05m
1 stop
WAW6:15 pmWarsaw Frederic Chopin
May 28
WAW10:05 amWarsaw Frederic Chopin
16h 10m
1 stop
SEA5:15 pmSeattle/Tacoma Intl
$616
Turkish Airlines
Sep 3
SEA7:10 pmSeattle/Tacoma Intl
29h 00m
1 stop
WAW9:10 amWarsaw Frederic Chopin
Sep 23
WAW7:20 pmWarsaw Frederic Chopin
30h 55m
1 stop
SEA5:15 pmSeattle/Tacoma Intl
$619
Turkish Airlines
Sep 3
SEA12:35 pmSeattle/Tacoma Intl
20h 40m
1 stop
WAW6:15 pmWarsaw Frederic Chopin
Sep 10
WAW10:05 amWarsaw Frederic Chopin
16h 10m
1 stop
SEA5:15 pmSeattle/Tacoma Intl
$621

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Warsaw 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, momondo users made 832,500 searches. Data last updated March 28, 2026.
Use the filters below to find and compare flights from Seattle to Warsaw that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleWarsaw

SEA - WAW

SEAWAW

Seattle/Tacoma Intl

Sun 9/6

3:55 pm-9:35 am

1 stop32h 40m

Warsaw Frederic Chopin

Thu 9/17

7:45 pm-1:45 pm

1 stop27h 00m

$534

SeattleWarsaw

SEA - WAW

SEAWAW

Seattle/Tacoma Intl

Tue 9/15

3:55 pm-9:35 am

1 stop32h 40m

Warsaw Frederic Chopin

Sat 9/26

3:05 pm-1:45 pm

1 stop31h 40m

$545

SeattleWarsaw

SEA - WAW

SEAWAW

Seattle/Tacoma Intl

Tue 8/25

3:55 pm-9:35 am

1 stop32h 40m

Warsaw Frederic Chopin

Sat 9/12

3:05 pm-1:45 pm

1 stop31h 40m

$561

SeattleWarsaw

SEA - WAW

SEAWAW

Seattle/Tacoma Intl

Sun 9/6

3:55 pm-2:25 pm

1 stop13h 30m

Warsaw Frederic Chopin

Thu 10/8

7:45 pm-1:45 pm

1 stop27h 00m

$568

SeattleWarsaw

SEA - WAW

SEAWAW

Seattle/Tacoma Intl

Sun 9/6

3:55 pm-9:35 am

1 stop32h 40m

Warsaw Frederic Chopin

Fri 10/9

3:05 pm-1:45 pm

1 stop31h 40m

$569

SeattleWarsaw

SEA - WAW

SEAWAW

Seattle/Tacoma Intl

Fri 8/21

3:55 pm-9:35 am

1 stop32h 40m

Warsaw Frederic Chopin

Fri 8/28

10:15 am-1:45 pm

1 stop12h 30m

$579

SeattleWarsaw

SEA - WAW

SEAWAW

Seattle/Tacoma Intl

Sat 9/5

3:55 pm-9:35 am

1 stop32h 40m

Warsaw Frederic Chopin

Sat 10/10

7:45 pm-1:45 pm

1 stop27h 00m

$584

SeattleWarsaw

SEA - WAW

SEAWAW

Seattle/Tacoma Intl

Sun 9/6

3:55 pm-9:00 pm

2 stops20h 05m

Warsaw Frederic Chopin

Thu 9/17

7:45 pm-1:45 pm

1 stop27h 00m

$592

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Thu 8/20

7:10 pm-11:55 pm

1 stop19h 45m

Warsaw Modlin

Thu 9/3

10:45 pm-4:00 pm

2 stops26h 15m

$886
Quickest round-trip

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Tue 5/26

3:55 pm-12:55 pm

1 stop12h 00m

Warsaw Modlin

Mon 6/1

9:40 pm-4:00 pm

2 stops27h 20m

$896

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Warsaw from

How to get the cheapest flight ticket from Seattle to Warsaw

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Seattle and Warsaw?

What is the cheapest month to fly to Warsaw?

The cheapest month to fly to Warsaw from Seattle is in September. Flight prices, which tend to average around $513, are often lower during this time because this is during the off-season. If you are unable to visit Warsaw during the month of September, then departing from Seattle during the month October is also very affordable. Most momondo users find prices during this month for around $558.

How far in advance should I book a flight to Warsaw?

You are more likely to see cheaper flights to Warsaw from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Warsaw for around $730 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Warsaw from Seattle for as low as $551 on momondo.

Cheap Seattle to Warsaw flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Warsaw

Fastest flight time

12h 30m

Direct flights

None
The fastest flight from Seattle to Warsaw takes 12h 30m
There are no direct flights from Seattle to Warsaw. There are no popular flight routes from Seattle to Warsaw.
Search flight deals

  • How far is Seattle/Tacoma Intl to Warsaw by plane?

    The distance between Seattle/Tacoma Intl and Warsaw is about 5203.9 mi. By plane, this route typically takes 12h 30m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Warsaw?

    Prices for flights from Seattle/Tacoma Intl Airport to Warsaw are updated daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Warsaw?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Warsaw?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Warsaw.

  • What documentation or ID do you need to fly to Warsaw?

    The travel and health documents you'll need for your trip to Warsaw may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Warsaw. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Seattle to Warsaw

Compare and see reviews for airlines that fly from Seattle to Warsaw with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $361Free CancellationRating
7.4
9,504 reviews
Search United Airlines flights
FinnairPriceFrom $397Free CancellationRating
7.7
1,375 reviews
Search Finnair flights
British AirwaysPriceFrom $433Free CancellationRating
6.7
7,828 reviews
Search British Airways flights
Scandinavian AirlinesPriceFrom $451Free CancellationRating
7.3
1,727 reviews
Search Scandinavian Airlines flights
LufthansaPriceFrom $536Free CancellationRating
6.8
7,872 reviews
Search Lufthansa flights
American AirlinesPriceFrom $589Free CancellationRating
7.1
11,518 reviews
Search American Airlines flights
DeltaPriceFrom $612Free CancellationRating
7.9
8,357 reviews
Search Delta flights
KLMPriceFrom $672Free CancellationRating
7.8
1,477 reviews
Search KLM flights

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Warsaw?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seattle to Warsaw. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Seattle to Warsaw with flexible booking policies on momondo?

All flight searches from Seattle to Warsaw on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Seattle to Warsaw?

momondo helps you find the best flight between Seattle and Warsaw by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Seattle to Warsaw right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Seattle to Warsaw now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Warsaw and let you know when they change.

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Find better results for your trip to Poland

Fly into one of these airports located in Warsaw

Airports listed have a maximum distance of 21.5 mi from Warsaw
Warsaw Modlin Airport