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Modlin

$269+ Cheap flights from Seattle (SEA) to Modlin (WMI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — WMI
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Seattle to Modlin

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Modlin (WMI). 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 September 11, 2025.

Round-trip from

$873
(Kiwi.com)

One-way from

$269
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$537
From Seattle/Tacoma Intl to Warsaw Modlin
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One-way flight from Seattle/Tacoma Intl to Warsaw Modlin
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Highest demand for flights based on searches. 22% potential increase in price ($232 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Seattle to Modlin

Cheapest flights from Seattle to Modlin
Explore the most affordable flight options available from Seattle to Modlin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/11. 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 10/104:20 pmSEA - WMI
1 stop34h 55mMultiple Airlines
Thu 10/236:45 amWMI - SEA
2 stops37h 04mMultiple Airlines
Deal found 9/11$873
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Sun 9/217:35 pmSEA - WMI
1 stop29h 35mMultiple Airlines
Thu 10/166:45 amWMI - SEA
2 stops37h 04mMultiple Airlines
Deal found 9/11$918
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Sun 9/287:35 pmSEA - WMI
1 stop17h 05mMultiple Airlines
Thu 10/236:45 amWMI - SEA
2 stops37h 04mMultiple Airlines
Deal found 9/11$947
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Sun 9/217:35 pmSEA - WMI
1 stop17h 05mMultiple Airlines
Wed 10/155:45 amWMI - SEA
2 stops37h 44mMultiple Airlines
Deal found 9/11$996
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/171:50 pmSEA - WMI
2 stops25h 20mMultiple Airlines
Wed 10/2211:20 amWMI - SEA
1 stop15h 30mMultiple Airlines
Deal found 9/9$1,029
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Sun 9/217:35 pmSEA - WMI
1 stop17h 05mMultiple Airlines
Wed 10/226:35 amWMI - SEA
2 stops22h 17mMultiple Airlines
Deal found 9/9$1,033
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Wed 9/247:35 pmSEA - WMI
1 stop20h 30mMultiple Airlines
Wed 10/2211:20 amWMI - SEA
1 stop15h 30mMultiple Airlines
Deal found 9/11$1,035
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Tue 9/237:55 amSEA - WMI
2 stops29h 45mMultiple Airlines
Wed 10/2211:20 amWMI - SEA
1 stop15h 30mMultiple Airlines
Deal found 9/9$1,037
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Sun 9/217:35 pmSEA - WMI
1 stop17h 05mMultiple Airlines
Mon 10/135:45 amWMI - SEA
2 stops23h 07mMultiple Airlines
Deal found 9/11$1,081
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Sun 9/287:35 pmSEA - WMI
1 stop17h 05mMultiple Airlines
Mon 10/205:45 amWMI - SEA
2 stops23h 44mMultiple Airlines
Deal found 9/11$1,090
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Thu 9/258:19 amSEA - WMI
2 stops25h 16mMultiple Airlines
Wed 10/2211:20 amWMI - SEA
1 stop15h 30mMultiple Airlines
Deal found 9/9$1,092
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Thu 9/258:19 amSEA - WMI
2 stops25h 16mMultiple Airlines
Tue 10/1411:05 amWMI - SEA
1 stop15h 45mMultiple Airlines
Deal found 9/11$1,107

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Modlin 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 September 11, 2025.
Use the filters below to find and compare flights from Seattle to Warsaw Modlin Airport that are best for you.

Fly from

Seattle

Fly to

Modlin

Route

Depart

Return

Price

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Sun 9/21

7:35 pm-10:10 am

1 stop29h 35m

Warsaw Modlin

Thu 10/16

6:45 am-10:49 am

2 stops37h 04m

$918

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Sun 9/21

7:35 pm-9:40 pm

1 stop17h 05m

Warsaw Modlin

Wed 10/15

5:45 am-10:29 am

2 stops37h 44m

$996

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Fri 10/17

1:50 pm-12:10 am

2 stops25h 20m

Warsaw Modlin

Wed 10/22

11:20 am-5:50 pm

1 stop15h 30m

$1,029

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Sun 9/21

7:35 pm-9:40 pm

1 stop17h 05m

Warsaw Modlin

Wed 10/22

6:35 am-7:52 pm

2 stops22h 17m

$1,033

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Wed 9/24

7:35 pm-1:05 am

1 stop20h 30m

Warsaw Modlin

Wed 10/22

11:20 am-5:50 pm

1 stop15h 30m

$1,035

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Tue 9/23

7:55 am-10:40 pm

2 stops29h 45m

Warsaw Modlin

Wed 10/22

11:20 am-5:50 pm

1 stop15h 30m

$1,037

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Sun 9/21

7:35 pm-9:40 pm

1 stop17h 05m

Warsaw Modlin

Mon 10/13

5:45 am-7:52 pm

2 stops23h 07m

$1,081

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Thu 9/25

8:19 am-6:35 pm

2 stops25h 16m

Warsaw Modlin

Wed 10/22

11:20 am-5:50 pm

1 stop15h 30m

$1,092

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Sun 9/28

7:35 pm-9:40 pm

1 stop17h 05m

Warsaw Modlin

Wed 10/22

5:45 am-7:08 pm

2 stops22h 23m

$1,108

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Fri 9/26

4:20 pm-12:15 pm

1 stop34h 55m

Warsaw Modlin

Fri 10/10

6:05 am-7:52 pm

2 stops22h 47m

$1,113

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 17 results
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Best time to book a flight from Seattle to Modlin

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

Related info for your journey

Find useful and relevant information for your journey from Seattle to Modlin. 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 from for flights from Seattle to Warsaw Modlin?

    Located just 11.4 mi from the city center, Seattle/Tacoma Intl is the airport most travelers will use when flying to Warsaw Modlin from Seattle. Booking flights from Seattle/Tacoma Intl (SEA) to Warsaw Modlin should be relatively easy as there are 0 daily outbound flights to Warsaw Modlin from 0 different airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle to Modlin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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