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Modlin

$257+ Cheap flights from Washington 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 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — WMI
Feb 10 — Feb 171
Tue 2/10
Tue 2/17
1 adult, Economy
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Cheap flight deals from Washington to Modlin

Keep the following information in mind while searching for Washington to Modlin flight deals. Data was last updated January 11, 2026.

Round-trip from

$742
(Kiwi.com)

One-way from

$257
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$663
From Washington to Warsaw Modlin
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One-way flight from Washington to Warsaw Modlin
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Highest demand for flights based on searches. 25% potential increase in price ($260 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Washington to Modlin

Cheapest flights from Washington to Modlin
Explore the most affordable flight options available from Washington to Modlin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 11, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/9. 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 5/36:55 pmSEA - WMI
1 stop30h 10mMultiple Airlines
Sat 5/169:05 pmWMI - SEA
2 stops27h 55mMultiple Airlines
Deal found 1/9$742
This Kiwi.com deal was found by Cheapflights users on 1/10. 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 9/13:55 pmSEA - WMI
1 stop12h 00mMultiple Airlines
Tue 9/159:25 amWMI - SEA
2 stops33h 50mMultiple Airlines
Deal found 1/10$890
This Kiwi.com deal was found by Cheapflights users on 1/9. 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 3/205:40 pmSEA - WMI
1 stop16h 10mMultiple Airlines
Tue 3/319:25 amWMI - SEA
2 stops34h 15mMultiple Airlines
Deal found 1/9$899
This Kiwi.com deal was found by Cheapflights users on 1/10. 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 5/157:00 pmSEA - WMI
2 stops32h 25mMultiple Airlines
Fri 5/2211:50 pmWMI - SEA
1 stop22h 55mMultiple Airlines
Deal found 1/10$905
This Kiwi.com deal was found by Cheapflights users on 1/10. 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 4/87:00 pmSEA - WMI
2 stops18h 20mMultiple Airlines
Tue 4/1410:30 amWMI - SEA
1 stop15h 40mMultiple Airlines
Deal found 1/10$920
This Kiwi.com deal was found by Cheapflights users on 1/10. 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 4/53:40 pmSEA - WMI
2 stops21h 45mMultiple Airlines
Tue 4/1410:30 amWMI - SEA
1 stop15h 40mMultiple Airlines
Deal found 1/10$951
This Kiwi.com deal was found by Cheapflights users on 1/10. 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.
Mon 8/175:40 pmSEA - WMI
1 stop13h 35mMultiple Airlines
Mon 8/3110:50 pmWMI - SEA
2 stops23h 55mMultiple Airlines
Deal found 1/10$978
This Kiwi.com deal was found by Cheapflights users on 1/11. 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 3/119:05 pmSEA - WMI
1 stop17h 05mMultiple Airlines
Wed 3/189:25 pmWMI - SEA
2 stops28h 35mMultiple Airlines
Deal found 1/11$1,025
This Kiwi.com deal was found by Cheapflights users on 1/11. 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 4/36:55 pmSEA - WMI
1 stop21h 20mMultiple Airlines
Sat 4/119:05 pmWMI - SEA
2 stops53h 50mMultiple Airlines
Deal found 1/11$1,143
This Kiwi.com deal was found by Cheapflights users on 1/10. 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.
Mon 9/145:40 pmSEA - WMI
1 stop13h 35mMultiple Airlines
Mon 9/217:30 amWMI - SEA
2 stops17h 10mMultiple Airlines
Deal found 1/10$1,164
This Kiwi.com deal was found by Cheapflights users on 1/9. 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 6/163:55 pmSEA - WMI
1 stop12h 00mMultiple Airlines
Tue 9/19:25 amWMI - SEA
2 stops34h 17mMultiple Airlines
Deal found 1/9$1,169

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington 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 January 11, 2026.
Use the filters below to find and compare flights from Washington to Warsaw Modlin Airport that are best for you.

Fly from

Washington

Fly to

Modlin

Route

Depart

Return

Price

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Sun 5/3

6:55 pm-10:05 am

1 stop30h 10m

Warsaw Modlin

Sat 5/16

9:05 pm-4:00 pm

2 stops27h 55m

$742

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Fri 3/20

5:40 pm-5:50 pm

1 stop16h 10m

Warsaw Modlin

Tue 3/31

9:25 am-10:40 am

2 stops34h 15m

$899

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Fri 5/15

7:00 pm-12:25 pm

2 stops32h 25m

Warsaw Modlin

Fri 5/22

11:50 pm-1:45 pm

1 stop22h 55m

$905

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Wed 4/8

7:00 pm-10:20 pm

2 stops18h 20m

Warsaw Modlin

Tue 4/14

10:30 am-5:10 pm

1 stop15h 40m

$920

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Sun 4/5

3:40 pm-10:25 pm

2 stops21h 45m

Warsaw Modlin

Tue 4/14

10:30 am-5:10 pm

1 stop15h 40m

$951

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Wed 3/11

9:05 pm-10:10 pm

1 stop17h 05m

Warsaw Modlin

Wed 3/18

9:25 pm-6:00 pm

2 stops28h 35m

$1,025

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Fri 4/3

6:55 pm-1:15 am

1 stop21h 20m

Warsaw Modlin

Sat 4/11

9:05 pm-5:55 pm

2 stops53h 50m

$1,143

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Tue 6/16

3:55 pm-12:55 pm

1 stop12h 00m

Warsaw Modlin

Tue 9/1

9:25 am-10:42 am

2 stops34h 17m

$1,169

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Sun 4/5

6:55 pm-10:05 am

1 stop30h 10m

Warsaw Modlin

Sun 4/12

11:20 pm-5:55 pm

2 stops27h 35m

$1,180

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Tue 6/16

3:55 pm-12:55 pm

1 stop12h 00m

Warsaw Modlin

Mon 8/31

10:50 pm-5:55 pm

2 stops28h 05m

$1,181

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/9

Showing 1-10 of 14 results
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Best time to book a flight from Washington to Modlin

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

Cheapflights Insights

Everything you need to know about your flight from Washington to Warsaw Modlin Airport
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Washington to Modlin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Washington 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.

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Alternative routes for Washington to Modlin

See prices for flight routes from nearby airports that may be better suited for you.
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