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?

Scandinavian Airlines and United Airlines 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 January 2026, 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.

$334 Cheap Flights from Seattle to Warsaw in 2026

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 $550 to $702. The lowest price recently found on this route was $517.

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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.

3:10 pm - 4:30 pm

SEA

WAW

16h 20m

1 stop

6:05 am - 10:16 pm

WAW

SEA

25h 11m

2 stops

$517Multiple Airlines

Wed, Feb 25 - Wed, Mar 4

3:10 pm - 4:30 pm

SEA

WAW

16h 20m

1 stop

6:05 am - 1:20 pm

WAW

SEA

16h 15m

1 stop

$520Lufthansa

Wed, Feb 25 - Wed, Mar 4

8:00 am - 12:55 pm

SEA

WAW

20h 55m

2 stops

6:05 am - 2:20 pm

WAW

SEA

16h 15m

1 stop

$529Multiple Airlines

Mon, Mar 9 - Wed, Mar 18

6:50 pm - 4:20 pm

SEA

WAW

12h 30m

1 stop

6:50 am - 12:20 pm

WAW

SEA

14h 30m

1 stop

$530Lufthansa

Wed, Apr 8 - Tue, Apr 21

3:10 pm - 10:05 pm

SEA

WAW

22h 55m

1 stop

7:40 pm - 12:35 pm

WAW

SEA

24h 55m

1 stop

$535Multiple Airlines

Mon, Mar 9 - Wed, Mar 18

1:37 pm - 6:50 pm

SEA

WAW

20h 13m

2 stops

12:45 pm - 12:24 am

WAW

SEA

20h 39m

2 stops

$537British Airways

Wed, Feb 25 - Wed, Mar 4

5:50 am - 4:20 pm

SEA

WAW

25h 30m

2 stops

6:00 am - 12:20 pm

WAW

SEA

15h 20m

2 stops

$538Multiple Airlines

Wed, Apr 8 - Tue, Apr 21

7:50 pm - 9:30 pm

SEA

WAW

17h 40m

1 stop

12:45 pm - 12:24 am

WAW

SEA

19h 39m

2 stops

$539British Airways

Mon, Mar 9 - Wed, Mar 18

2:15 pm - 10:05 pm

SEA

WAW

22h 50m

1 stop

6:05 am - 2:44 pm

WAW

SEA

17h 39m

2 stops

$545Multiple Airlines

Fri, Feb 27 - Fri, Mar 6

7:15 am - 12:00 pm

SEA

WAW

20h 45m

2 stops

6:05 am - 12:35 pm

WAW

SEA

14h 30m

1 stop

$546Delta

Thu, Mar 12 - Thu, Mar 19

Lufthansa flights from Seattle to Warsaw

Our best Lufthansa deals on Seattle to Warsaw flight tickets

Lufthansa

Feb 25

SEA3:10 pmSeattle/Tacoma Intl

16h 20m

1 stop

WAW4:30 pmWarsaw Frederic Chopin

Mar 4

WAW6:05 amWarsaw Frederic Chopin

16h 15m

1 stop

SEA1:20 pmSeattle/Tacoma Intl

$520

Lufthansa

Apr 8

SEA6:50 pmSeattle/Tacoma Intl

12h 30m

1 stop

WAW4:20 pmWarsaw Frederic Chopin

Apr 21

WAW6:50 amWarsaw Frederic Chopin

14h 30m

1 stop

SEA12:20 pmSeattle/Tacoma Intl

$530

Lufthansa

Mar 1

SEA3:10 pmSeattle/Tacoma Intl

17h 40m

2 stops

WAW5:50 pmWarsaw Frederic Chopin

Mar 15

WAW6:05 amWarsaw Frederic Chopin

16h 15m

1 stop

SEA2:20 pmSeattle/Tacoma Intl

$564

British Airways flights from Seattle to Warsaw

Our best British Airways deals on Seattle to Warsaw flight tickets

British Airways

Feb 25

SEA1:37 pmSeattle/Tacoma Intl

20h 13m

2 stops

WAW6:50 pmWarsaw Frederic Chopin

Mar 4

WAW12:45 pmWarsaw Frederic Chopin

20h 39m

2 stops

SEA12:24 amSeattle/Tacoma Intl

$537

British Airways

Mar 9

SEA7:50 pmSeattle/Tacoma Intl

17h 40m

1 stop

WAW9:30 pmWarsaw Frederic Chopin

Mar 18

WAW12:45 pmWarsaw Frederic Chopin

19h 39m

2 stops

SEA12:24 amSeattle/Tacoma Intl

$539

British Airways

Mar 1

SEA7:15 amSeattle/Tacoma Intl

19h 35m

2 stops

WAW11:50 amWarsaw Frederic Chopin

May 4

WAW6:45 pmWarsaw Frederic Chopin

32h 40m

1 stop

SEA6:25 pmSeattle/Tacoma Intl

$561

Fly from

Fly to

Route

Depart

Return

Price

SeattleWarsaw

SEA - WAW

SEAWAW

Seattle/Tacoma Intl

Wed 2/25

3:10 pm-4:30 pm

1 stop16h 20m

Warsaw Frederic Chopin

Wed 3/4

6:05 am-10:16 pm

2 stops25h 11m

$517

SeattleWarsaw

SEA - WAW

SEAWAW

Seattle/Tacoma Intl

Wed 2/25

3:10 pm-4:30 pm

1 stop16h 20m

Warsaw Frederic Chopin

Wed 3/4

6:05 am-1:20 pm

1 stop16h 15m

$520

SeattleWarsaw

SEA - WAW

SEAWAW

Seattle/Tacoma Intl

Mon 3/9

8:00 am-12:55 pm

2 stops20h 55m

Warsaw Frederic Chopin

Wed 3/18

6:05 am-2:20 pm

1 stop16h 15m

$529

SeattleWarsaw

SEA - WAW

SEAWAW

Seattle/Tacoma Intl

Wed 4/8

6:50 pm-4:20 pm

1 stop12h 30m

Warsaw Frederic Chopin

Tue 4/21

6:50 am-12:20 pm

1 stop14h 30m

$530

SeattleWarsaw

SEA - WAW

SEAWAW

Seattle/Tacoma Intl

Mon 3/9

3:10 pm-10:05 pm

1 stop22h 55m

Warsaw Frederic Chopin

Wed 3/18

7:40 pm-12:35 pm

1 stop24h 55m

$535

SeattleWarsaw

SEA - WAW

SEAWAW

Seattle/Tacoma Intl

Wed 2/25

1:37 pm-6:50 pm

2 stops20h 13m

Warsaw Frederic Chopin

Wed 3/4

12:45 pm-12:24 am

2 stops20h 39m

$537

SeattleWarsaw

SEA - WAW

SEAWAW

Seattle/Tacoma Intl

Wed 4/8

5:50 am-4:20 pm

2 stops25h 30m

Warsaw Frederic Chopin

Tue 4/21

6:00 am-12:20 pm

2 stops15h 20m

$538

SeattleWarsaw

SEA - WAW

SEAWAW

Seattle/Tacoma Intl

Mon 3/9

7:50 pm-9:30 pm

1 stop17h 40m

Warsaw Frederic Chopin

Wed 3/18

12:45 pm-12:24 am

2 stops19h 39m

$539

SeattleWarsaw

SEA - WAW

SEAWAW

Seattle/Tacoma Intl

Fri 2/27

2:15 pm-10:05 pm

1 stop22h 50m

Warsaw Frederic Chopin

Fri 3/6

6:05 am-2:44 pm

2 stops17h 39m

$545

SeattleWarsaw

SEA - WAW

SEAWAW

Seattle/Tacoma Intl

Thu 3/12

7:15 am-12:00 pm

2 stops20h 45m

Warsaw Frederic Chopin

Thu 3/19

6:05 am-12:35 pm

1 stop14h 30m

$546

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 $517, 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 $754 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	16h 20m
Direct flights	None

The fastest flight from Seattle to Warsaw takes 16h 20m

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 16h 20m.
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 January 2026, 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
British Airways	PriceFrom $433	Free Cancellation	Rating 6.7 7,705 reviews	Search British Airways flights
Scandinavian Airlines	PriceFrom $450	Free Cancellation	Rating 7.3 1,672 reviews	Search Scandinavian Airlines flights
United Airlines	PriceFrom $536	Free Cancellation	Rating 7.4 9,214 reviews	Search United Airlines flights
Lufthansa	PriceFrom $537	Free Cancellation	Rating 6.8 7,752 reviews	Search Lufthansa flights
Finnair	PriceFrom $537	Free Cancellation	Rating 7.6 1,356 reviews	Search Finnair flights
American Airlines	PriceFrom $589	Free Cancellation	Rating 7.2 11,199 reviews	Search American Airlines flights
KLM	PriceFrom $650	Free Cancellation	Rating 7.7 1,443 reviews	Search KLM flights
Delta	PriceFrom $682	Free Cancellation	Rating 7.9 8,125 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.