Latest deals
When to book
FAQs
Price Alerts

Cheap flights from Seattle to Warsaw from $249

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 5/3. 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

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Seattle to Warsaw

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
3:55 pm - 12:50 am
SEA
-
WMI
23h 55m
1 stop
Multiple Airlines Logo
10:55 pm - 3:40 pm
WMI
-
SEA
25h 45m
2 stops
$958Multiple Airlines
Sun, May 24 - Tue, Jun 9
Multiple Airlines Logo
7:00 pm - 10:25 pm
SEA
-
WMI
18h 25m
2 stops
Multiple Airlines Logo
11:00 am - 5:10 pm
WMI
-
SEA
15h 10m
1 stop
$966Multiple Airlines
Sun, May 3 - Thu, May 28
Multiple Airlines Logo
3:55 pm - 12:50 am
SEA
-
WMI
23h 55m
1 stop
Multiple Airlines Logo
9:15 am - 4:00 pm
WMI
-
SEA
39h 45m
2 stops
$1,017Multiple Airlines
Sun, May 24 - Wed, Jun 10
Multiple Airlines Logo
7:00 pm - 10:20 pm
SEA
-
WMI
18h 20m
2 stops
Multiple Airlines Logo
11:00 am - 5:10 pm
WMI
-
SEA
15h 10m
1 stop
$1,020Multiple Airlines
Wed, May 6 - Thu, May 28
Multiple Airlines Logo
7:10 pm - 10:05 am
SEA
-
WMI
29h 55m
1 stop
Multiple Airlines Logo
10:50 pm - 5:55 pm
WMI
-
SEA
28h 05m
2 stops
$1,035Multiple Airlines
Sun, Aug 23 - Mon, Sep 14
Multiple Airlines Logo
7:00 pm - 11:25 pm
SEA
-
WMI
19h 25m
2 stops
Multiple Airlines Logo
8:55 pm - 6:45 pm
WMI
-
SEA
30h 50m
1 stop
$1,071Multiple Airlines
Thu, Jun 4 - Mon, Jun 15
Multiple Airlines Logo
7:00 pm - 12:30 am
SEA
-
WMI
20h 30m
2 stops
Multiple Airlines Logo
11:05 am - 5:10 pm
WMI
-
SEA
15h 05m
1 stop
$1,123Multiple Airlines
Mon, Jun 1 - Thu, Jun 11
Multiple Airlines Logo
7:10 pm - 11:30 pm
SEA
-
WMI
19h 20m
1 stop
Multiple Airlines Logo
6:30 am - 9:40 am
WMI
-
SEA
36h 10m
2 stops
$1,130Multiple Airlines
Tue, Apr 28 - Tue, May 5
Multiple Airlines Logo
3:55 pm - 12:50 am
SEA
-
WMI
23h 55m
1 stop
Multiple Airlines Logo
10:30 am - 5:10 pm
WMI
-
SEA
15h 40m
1 stop
$1,140Multiple Airlines
Sun, May 24 - Tue, Jun 9
Multiple Airlines Logo
5:40 pm - 12:45 am
SEA
-
WMI
22h 05m
1 stop
Multiple Airlines Logo
10:50 pm - 4:00 pm
WMI
-
SEA
26h 10m
2 stops
$1,147Multiple Airlines
Tue, Jul 7 - Thu, Jul 16

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Warsaw Modlin Airport 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 April 4, 2026.
Use the filters below to find and compare flights from Seattle to Warsaw Modlin Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Sun 5/24

3:55 pm-12:50 am

1 stop23h 55m

Warsaw Modlin

Tue 6/9

10:55 pm-3:40 pm

2 stops25h 45m

$958

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Sun 5/3

7:00 pm-10:25 pm

2 stops18h 25m

Warsaw Modlin

Thu 5/28

11:00 am-5:10 pm

1 stop15h 10m

$966

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Sun 5/24

3:55 pm-12:50 am

1 stop23h 55m

Warsaw Modlin

Wed 6/10

9:15 am-4:00 pm

2 stops39h 45m

$1,017
Quickest round-trip

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Wed 5/6

7:00 pm-10:20 pm

2 stops18h 20m

Warsaw Modlin

Thu 5/28

11:00 am-5:10 pm

1 stop15h 10m

$1,020

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Sun 8/23

7:10 pm-10:05 am

1 stop29h 55m

Warsaw Modlin

Mon 9/14

10:50 pm-5:55 pm

2 stops28h 05m

$1,035

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Thu 6/4

7:00 pm-11:25 pm

2 stops19h 25m

Warsaw Modlin

Mon 6/15

8:55 pm-6:45 pm

1 stop30h 50m

$1,071

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Mon 6/1

7:00 pm-12:30 am

2 stops20h 30m

Warsaw Modlin

Thu 6/11

11:05 am-5:10 pm

1 stop15h 05m

$1,123

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Tue 4/28

7:10 pm-11:30 pm

1 stop19h 20m

Warsaw Modlin

Tue 5/5

6:30 am-9:40 am

2 stops36h 10m

$1,130

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Sun 5/24

3:55 pm-12:50 am

1 stop23h 55m

Warsaw Modlin

Tue 6/9

10:30 am-5:10 pm

1 stop15h 40m

$1,140

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Tue 7/7

5:40 pm-12:45 am

1 stop22h 05m

Warsaw Modlin

Thu 7/16

10:50 pm-4:00 pm

2 stops26h 10m

$1,147

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

When to book flights from Seattle to Warsaw Modlin Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Warsaw Modlin Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Warsaw Modlin Airport (SEA to WMI) flight deals and tips

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

Fastest flight time

19h 25m

Direct flights

None
The fastest flight from Seattle to Warsaw Modlin Airport takes 19h 25m
There are no direct flights from Seattle to Warsaw Modlin Airport. There are no popular flight routes from Seattle to Warsaw Modlin Airport.
Search flight deals

Frequently asked questions about flying from Seattle to Warsaw Modlin Airport

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

    Warsaw Modlin is 5183.8 mi away from Seattle/Tacoma Intl. In terms of flight time, this usually takes a little over 19h 25m.

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

    Prices for flights from Seattle/Tacoma Intl Airport to Warsaw Modlin Airport were last updated today.

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

    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 Modlin Airport.

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

    The travel and health documents you'll need for your trip to Warsaw Modlin Airport 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 Modlin Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Seattle to Warsaw Modlin Airport

  • How do I get Price Alerts for flights from Seattle to Warsaw Modlin Airport?

    Search flight deals from Seattle to Warsaw Modlin Airport. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Seattle to Warsaw Modlin Airport with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

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?

Once you have performed a search for Seattle to Warsaw flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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.

An easier way to manage your Warsaw Modlin Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 5/4
Mon 5/11
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Warsaw