What airlines fly to Warsaw?

Lufthansa, Scandinavian Airlines and Delta are the top three most popular airlines that fly to Warsaw from Seattle according to our data. Lufthansa is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Warsaw. Keep in mind that there are 8 different airlines that fly to Warsaw on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Seattle/Tacoma Intl to Warsaw?

Delta and British Airways are the most popular carriers operating from Seattle/Tacoma Intl to Warsaw

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?

As of December 2025, there are 8 operators available to choose from 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.

$241 Cheap Flights from Seattle to Warsaw in 2025/26

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

Prices are currently low for flights on this route. Typical prices usually range from $672 to $1,204. The lowest price recently found on this route was $480.

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Find the cheapest flights from Seattle to Warsaw

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:10 pm - 4:30 pm

SEA

WAW

17h 20m2 stops

6:05 am - 1:20 pm

WAW

SEA

16h 15m1 stop

$480Lufthansa

Wed, Jan 21 - Wed, Feb 4

3:10 pm - 10:30 pm

SEA

WAW

22h 20m1 stop

6:30 am - 10:43 pm

WAW

SEA

25h 13m2 stops

$482Lufthansa

Sun, Jan 18 - Mon, Feb 2

3:10 pm - 12:55 pm

SEA

WAW

12h 45m1 stop

6:05 am - 1:20 pm

WAW

SEA

16h 15m1 stop

$495Lufthansa

Wed, Jan 21 - Wed, Feb 4

3:10 pm - 12:55 pm

SEA

WAW

12h 45m1 stop

6:30 pm - 12:10 pm

WAW

SEA

26h 40m1 stop

$508Lufthansa

Sun, Jan 18 - Sun, Jan 25

8:10 am - 12:55 pm

SEA

WAW

19h 45m2 stops

6:30 am - 12:10 pm

WAW

SEA

14h 40m1 stop

$518Multiple Airlines

Thu, Feb 5 - Thu, Feb 12

8:10 am - 1:45 pm

SEA

WAW

20h 35m2 stops

6:30 am - 12:10 pm

WAW

SEA

14h 40m1 stop

$520Multiple Airlines

Mon, Jan 19 - Mon, Jan 26

8:10 am - 12:55 pm

SEA

WAW

19h 45m2 stops

6:30 am - 12:10 pm

WAW

SEA

14h 40m1 stop

$521Multiple Airlines

Sun, Jan 18 - Mon, Feb 2

1:35 pm - 9:15 pm

SEA

WAW

22h 40m1 stop

6:45 pm - 11:35 am

WAW

SEA

25h 50m1 stop

$523British Airways

Tue, Apr 14 - Mon, Apr 27

9:55 am - 4:15 pm

SEA

WAW

21h 20m2 stops

6:30 am - 1:10 pm

WAW

SEA

14h 40m1 stop

$525Lufthansa

Tue, Feb 17 - Tue, Mar 10

3:10 pm - 12:55 pm

SEA

WAW

12h 45m1 stop

6:30 am - 12:10 pm

WAW

SEA

14h 40m1 stop

$526Lufthansa

Sun, Jan 18 - Mon, Feb 2

British Airways flights from Seattle to Warsaw

Our best British Airways deals on Seattle to Warsaw flight tickets

British Airways

Apr 14

SEA1:35 pmSeattle/Tacoma Intl

22h 40m

1 stop

WAW9:15 pmWarsaw Frederic Chopin

Apr 27

WAW6:45 pmWarsaw Frederic Chopin

25h 50m

1 stop

SEA11:35 amSeattle/Tacoma Intl

$523

Find similar

British Airways

Apr 19

SEA1:33 pmSeattle/Tacoma Intl

22h 37m

2 stops

WAW9:10 pmWarsaw Frederic Chopin

May 6

WAW11:50 amWarsaw Frederic Chopin

15h 35m

1 stop

SEA6:25 pmSeattle/Tacoma Intl

$528

Find similar

British Airways

Mar 24

SEA2:25 pmSeattle/Tacoma Intl

13h 25m

1 stop

WAW11:50 amWarsaw Frederic Chopin

Apr 1

WAW11:50 amWarsaw Frederic Chopin

15h 35m

1 stop

SEA6:25 pmSeattle/Tacoma Intl

$533

Find similar

Scandinavian Airlines flights from Seattle to Warsaw

Our best Scandinavian Airlines deals on Seattle to Warsaw flight tickets

Scandinavian Airlines

Apr 14

SEA6:00 amSeattle/Tacoma Intl

42h 35m

2 stops

WAW9:35 amWarsaw Frederic Chopin

Apr 25

WAW7:55 amWarsaw Frederic Chopin

23h 21m

2 stops

SEA10:16 pmSeattle/Tacoma Intl

$542

Find similar

Scandinavian Airlines

Apr 23

SEA10:55 amSeattle/Tacoma Intl

24h 55m

2 stops

WAW8:50 pmWarsaw Frederic Chopin

Apr 28

WAW10:15 amWarsaw Frederic Chopin

20h 50m

2 stops

SEA10:05 pmSeattle/Tacoma Intl

$570

Find similar

Scandinavian Airlines

Apr 17

SEA11:10 amSeattle/Tacoma Intl

22h 55m

2 stops

WAW7:05 pmWarsaw Frederic Chopin

Apr 24

WAW4:50 pmWarsaw Frederic Chopin

38h 26m

2 stops

SEA10:16 pmSeattle/Tacoma Intl

$576

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SeattleWarsaw

SEA - WAW

SEAWAW

Seattle/Tacoma Intl

Wed 1/21

2:10 pm-4:30 pm

2 stops17h 20m

Warsaw Frederic Chopin

Wed 2/4

6:05 am-1:20 pm

1 stop16h 15m

$480

SeattleWarsaw

SEA - WAW

SEAWAW

Seattle/Tacoma Intl

Sun 1/18

3:10 pm-10:30 pm

1 stop22h 20m

Warsaw Frederic Chopin

Mon 2/2

6:30 am-10:43 pm

2 stops25h 13m

$482

SeattleWarsaw

SEA - WAW

SEAWAW

Seattle/Tacoma Intl

Wed 1/21

3:10 pm-12:55 pm

1 stop12h 45m

Warsaw Frederic Chopin

Wed 2/4

6:05 am-1:20 pm

1 stop16h 15m

$495

SeattleWarsaw

SEA - WAW

SEAWAW

Seattle/Tacoma Intl

Sun 1/18

3:10 pm-12:55 pm

1 stop12h 45m

Warsaw Frederic Chopin

Sun 1/25

6:30 pm-12:10 pm

1 stop26h 40m

$508

SeattleWarsaw

SEA - WAW

SEAWAW

Seattle/Tacoma Intl

Thu 2/5

8:10 am-12:55 pm

2 stops19h 45m

Warsaw Frederic Chopin

Thu 2/12

6:30 am-12:10 pm

1 stop14h 40m

$518

SeattleWarsaw

SEA - WAW

SEAWAW

Seattle/Tacoma Intl

Mon 1/19

8:10 am-1:45 pm

2 stops20h 35m

Warsaw Frederic Chopin

Mon 1/26

6:30 am-12:10 pm

1 stop14h 40m

$520

SeattleWarsaw

SEA - WAW

SEAWAW

Seattle/Tacoma Intl

Sun 1/18

8:10 am-12:55 pm

2 stops19h 45m

Warsaw Frederic Chopin

Mon 2/2

6:30 am-12:10 pm

1 stop14h 40m

$521

SeattleWarsaw

SEA - WAW

SEAWAW

Seattle/Tacoma Intl

Tue 4/14

1:35 pm-9:15 pm

1 stop22h 40m

Warsaw Frederic Chopin

Mon 4/27

6:45 pm-11:35 am

1 stop25h 50m

$523

SeattleWarsaw

SEA - WAW

SEAWAW

Seattle/Tacoma Intl

Tue 2/17

9:55 am-4:15 pm

2 stops21h 20m

Warsaw Frederic Chopin

Tue 3/10

6:30 am-1:10 pm

1 stop14h 40m

$525

SeattleWarsaw

SEA - WAW

SEAWAW

Seattle/Tacoma Intl

Sun 1/18

3:10 pm-12:55 pm

1 stop12h 45m

Warsaw Frederic Chopin

Mon 2/2

6:30 am-12:10 pm

1 stop14h 40m

$526

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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 $536, 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.

What is the cheapest day to depart on your flight to Warsaw?

The cheapest day to depart from Seattle to Warsaw is on a Tuesday when prices can be found for as low as $922. Flights from Seattle to Warsaw on a Thursday will generally be more expensive and average around $1,129. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Warsaw?

Our most recent data shows that the best time of day to fly to Warsaw is in the evening. Flights from Seattle to Warsaw during this time can be as low as $940. In the afternoon is when there is more demand to fly to Warsaw, so prices are often more expensive at around $1,035 per ticket.

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 $771 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 $581 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	15h 30m
Direct flights	None

The fastest flight from Seattle to Warsaw takes 15h 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 15h 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?
As of December 2025, there are 8 operators available to choose from 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
Finnair	PriceFrom $397	Free Cancellation	Rating 7.6 1,339 reviews	Search Finnair flights
British Airways	PriceFrom $433	Free Cancellation	Rating 6.7 7,606 reviews	Search British Airways flights
Scandinavian Airlines	PriceFrom $451	Free Cancellation	Rating 7.4 1,620 reviews	Search Scandinavian Airlines flights
Lufthansa	PriceFrom $537	Free Cancellation	Rating 6.8 7,649 reviews	Search Lufthansa flights
United Airlines	PriceFrom $545	Free Cancellation	Rating 7.4 9,106 reviews	Search United Airlines flights
American Airlines	PriceFrom $589	Free Cancellation	Rating 7.2 11,050 reviews	Search American Airlines flights
KLM	PriceFrom $650	Free Cancellation	Rating 7.7 1,434 reviews	Search KLM flights
Delta	PriceFrom $682	Free Cancellation	Rating 7.9 8,015 reviews	Search Delta 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.