$236+ Cheap flights from Seattle (SEA) to Warsaw
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — WAW
Oct 14 — Oct 211
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to Warsaw with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Seattle to Warsaw
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Cheapest flights from Seattle to WarsawExplore the most affordable flight options available from Seattle to Warsaw. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2026.
Explore the most affordable flight options available from Seattle to Warsaw. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2026.
This Expedia deal was found by Cheapflights users on 9/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/96:45 pm -
1 stop15h 05m
Mon 12/144:25 pm -
1 stop28h 00m
Deal found 9/12![British Airways logo]()
$584
This Cheapflightsfares deal was found by Cheapflights users on 9/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/181:30 pm -
1 stop22h 35m
Mon 11/27:45 pm -
1 stop24h 40m
Deal found 9/12![British Airways logo]()
$599
This British Airways deal was found by Cheapflights users on 9/14. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:20 pm -
1 stop15h 35m
Fri 1/297:35 am -
1 stop18h 15m
Deal found 9/14![British Airways logo]()
$602
This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1912:49 pm -
2 stops19h 56m
Fri 1/298:50 am -
2 stops22h 48m
Deal found 9/10![American Airlines logo]()
$607
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/412:38 pm -
2 stops21h 12m
Wed 11/188:50 am -
2 stops22h 21m
Deal found 9/14![American Airlines logo]()
$608
This Booking.com deal was found by Cheapflights users on 9/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/121:30 pm -
1 stop22h 25m
Mon 10/196:45 pm -
1 stop25h 50m
Deal found 9/12![British Airways logo]()
$613
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/138:20 pm -
1 stop15h 50m
Wed 10/2111:50 am -
1 stop15h 35m
Deal found 9/14![British Airways logo]()
$615
This British Airways deal was found by Cheapflights users on 9/14. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/138:20 pm -
1 stop15h 50m
Tue 10/206:50 pm -
1 stop25h 45m
Deal found 9/14![British Airways logo]()
$618
This British Airways deal was found by Cheapflights users on 9/14. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/276:45 pm -
1 stop32h 05m
Tue 1/51:00 pm -
1 stop36h 50m
Deal found 9/14![British Airways logo]()
$619
This Finnair deal was found by Cheapflights users on 9/14. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1910:31 am -
2 stops22h 29m
Fri 1/298:50 am -
2 stops20h 14m
Deal found 9/14![Multiple Airlines logo]()
$622
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 9/293:55 pm -
1 stop12h 00m
Tue 10/205:10 pm -
2 stops34h 35m
Deal found 9/13![Multiple Airlines logo]()
$727
This Kiwi.com deal was found by Cheapflights users on 9/12. 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.
Sat 10/103:55 pm -
1 stop16h 40m
Mon 11/96:00 am -
2 stops40h 40m
Deal found 9/12![Multiple Airlines logo]()
$762
Best flights from Seattle to WarsawDiscover carefully curated flight deals from Seattle to Warsaw that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 14, 2026.
Discover carefully curated flight deals from Seattle to Warsaw that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 14, 2026.
This British Airways deal was found by Cheapflights users on 9/12. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/191:30 pm -
1 stop22h 25m
Fri 1/298:50 am -
2 stops22h 48m
Deal found 9/12![British Airways logo]()
$602
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1912:49 pm -
2 stops19h 56m
Fri 1/298:50 am -
2 stops22h 48m
Deal found 9/11![American Airlines logo]()
$607
This Finnair deal was found by Cheapflights users on 9/14. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1910:31 am -
2 stops22h 29m
Fri 1/298:50 am -
2 stops20h 14m
Deal found 9/14![Multiple Airlines logo]()
$622
This KLM deal was found by Cheapflights users on 9/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/195:45 pm -
1 stop19h 25m
Fri 1/296:05 am -
1 stop14h 45m
Deal found 9/10![KLM logo]()
$646
This Delta deal was found by Cheapflights users on 9/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/77:32 am -
2 stops23h 03m
Tue 10/2012:25 pm -
1 stop32h 27m
Deal found 9/13![Delta logo]()
$656
This British Airways deal was found by Cheapflights users on 9/14. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/138:20 pm -
1 stop15h 50m
Tue 10/206:50 pm -
1 stop25h 45m
Deal found 9/14![British Airways logo]()
$618
This Delta deal was found by Cheapflights users on 9/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/296:45 pm -
1 stop14h 40m
Tue 10/206:05 am -
1 stop20h 42m
Deal found 9/12![Delta logo]()
$668
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 10/63:55 pm -
1 stop12h 00m
Sun 10/181:00 pm -
2 stops16h 40m
Deal found 9/13![Multiple Airlines logo]()
$867
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Sat 10/103:55 pm -
2 stops15h 50m
Sat 10/178:00 pm -
1 stop32h 00m
Deal found 9/10![Multiple Airlines logo]()
$872
This Kiwi.com deal was found by Cheapflights users on 9/12. 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.
Sat 10/103:55 pm -
1 stop16h 40m
Mon 11/910:10 pm -
1 stop27h 40m
Deal found 9/12![Multiple Airlines logo]()
$892
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 10/187:00 pm -
2 stops20h 50m
Mon 11/210:10 pm -
1 stop25h 40m
Deal found 9/14![Multiple Airlines logo]()
$895
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 2/216:50 pm -
1 stop32h 50m
Wed 3/310:50 am -
2 stops39h 10m
Deal found 9/10![Multiple Airlines logo]()
$904
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Sat 10/33:55 pm -
1 stop16h 40m
Wed 10/216:05 am -
2 stops18h 35m
Deal found 9/13![Multiple Airlines logo]()
$911
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 10/137:10 pm -
1 stop19h 20m
Tue 10/2010:30 am -
1 stop15h 40m
Deal found 9/14![Multiple Airlines logo]()
$950
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 11/275:48 pm -
2 stops43h 22m
Fri 12/1112:35 pm -
1 stop37h 15m
Deal found 9/9![Multiple Airlines logo]()
$971
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 10/63:55 pm -
1 stop12h 00m
Thu 10/1511:00 am -
1 stop15h 10m
Deal found 9/13![Multiple Airlines logo]()
$979
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 10/67:10 pm -
1 stop19h 20m
Tue 10/2010:30 am -
1 stop15h 40m
Deal found 9/13![Multiple Airlines logo]()
$992
Last-minute flights from Seattle to WarsawDiscover last-minute flight deals from Seattle to Warsaw. Data last updated September 14, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Warsaw. Data last updated September 14, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 9/293:55 pm -
1 stop12h 00m
Tue 10/205:10 pm -
2 stops34h 35m
Deal found 9/13![Multiple Airlines logo]()
$727
This Kiwi.com deal was found by Cheapflights users on 9/12. 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.
Sat 10/103:55 pm -
1 stop16h 40m
Mon 11/96:00 am -
2 stops40h 40m
Deal found 9/12![Multiple Airlines logo]()
$762
This Booking.com deal was found by Cheapflights users on 9/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/121:30 pm -
1 stop22h 25m
Mon 10/196:45 pm -
1 stop25h 50m
Deal found 9/12![British Airways logo]()
$613
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/138:20 pm -
1 stop15h 50m
Wed 10/2111:50 am -
1 stop15h 35m
Deal found 9/14![British Airways logo]()
$615
This British Airways deal was found by Cheapflights users on 9/14. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/138:20 pm -
1 stop15h 50m
Tue 10/206:50 pm -
1 stop25h 45m
Deal found 9/14![British Airways logo]()
$618
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1312:56 pm -
2 stops19h 29m
Wed 10/211:00 pm -
2 stops20h 36m
Deal found 9/14![American Airlines logo]()
$623
This Gotogate deal was found by Cheapflights users on 9/13. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/133:00 pm -
2 stops16h 20m
Tue 10/201:15 pm -
2 stops18h 32m
Deal found 9/13![Air Canada logo]()
$625
This Cheapflightsfares deal was found by Cheapflights users on 9/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/181:30 pm -
1 stop22h 35m
Mon 11/27:45 pm -
1 stop24h 40m
Deal found 9/12![British Airways logo]()
$599
This Finnair deal was found by Cheapflights users on 9/14. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/181:37 pm -
2 stops21h 53m
Mon 11/28:50 am -
2 stops35h 35m
Deal found 9/14![Finnair logo]()
$624
This British Airways deal was found by Cheapflights users on 9/14. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:20 pm -
1 stop15h 35m
Fri 1/297:35 am -
1 stop18h 15m
Deal found 9/14![British Airways logo]()
$602
This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1912:49 pm -
2 stops19h 56m
Fri 1/298:50 am -
2 stops22h 48m
Deal found 9/10![American Airlines logo]()
$607
This Finnair deal was found by Cheapflights users on 9/14. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1910:31 am -
2 stops22h 29m
Fri 1/298:50 am -
2 stops20h 14m
Deal found 9/14![Multiple Airlines logo]()
$622
One-way flights from Seattle to WarsawSearch for one-way flight options from Seattle to Warsaw. Find affordable one-way fares based on user searches. Data last updated September 14, 2026.
Search for one-way flight options from Seattle to Warsaw. Find affordable one-way fares based on user searches. Data last updated September 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 10/43:55 pm -
1 stop23h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Multiple Airlines logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 10/57:00 pm -
2 stops32h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Multiple Airlines logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 10/43:55 pm -
3 stops31h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Multiple Airlines logo]()
$275
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/23:55 pm -
2 stops34h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$277
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/23:55 pm -
2 stops41h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$281
This Mytrip deal was found by Cheapflights users on 9/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/93:40 pm -
2 stops21h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Multiple Airlines logo]()
$288
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 10/57:00 pm -
2 stops30h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Multiple Airlines logo]()
$294
Find flight deals from Seattle to Warsaw
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Warsaw (WA1). 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 14, 2026.
Round-trip from | $584 (Expedia) |
|---|---|
One-way from | $236 (Kiwi.com) |
Popular in | July |
Cheapest in | February |
Average price | $781 |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to Warsaw 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 7,457,451 searches. Data last updated September 14, 2026.
Use the filters below to find and compare flights from Seattle to Warsaw that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleWarsaw
SEA Seattle/Tacoma Intl - WMI Warsaw Modlin
SEAWMI
Seattle/Tacoma Intl
Sun 10/4
3:55 pm-12:50 am
1 stop23h 55m
Warsaw Modlin
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$236
SeattleWarsaw
SEA Seattle/Tacoma Intl - WMI Warsaw Modlin
SEAWMI
Seattle/Tacoma Intl
Mon 10/5
7:00 pm-12:55 pm
2 stops32h 55m
Warsaw Modlin
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$259
SeattleWarsaw
SEA Seattle/Tacoma Intl - WAW Warsaw Frederic Chopin
SEAWAW
Seattle/Tacoma Intl
Sun 10/4
3:55 pm-10:40 am
2 stops57h 45m
Warsaw Frederic Chopin
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$279
SeattleWarsaw
SEA Seattle/Tacoma Intl - WMI Warsaw Modlin
SEAWMI
Seattle/Tacoma Intl
Fri 10/2
3:55 pm-11:35 am
2 stops34h 40m
Warsaw Modlin
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$291
SeattleWarsaw
SEA Seattle/Tacoma Intl - WAW Warsaw Frederic Chopin
SEAWAW
Seattle/Tacoma Intl
Fri 10/2
3:55 pm-10:10 am
1 stop33h 15m
Warsaw Frederic Chopin
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$301
SeattleWarsaw
SEA Seattle/Tacoma Intl - WMI Warsaw Modlin
SEAWMI
Seattle/Tacoma Intl
Fri 10/9
7:00 pm-5:35 pm
2 stops37h 35m
Warsaw Modlin
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$313
SeattleWarsaw
SEA Seattle/Tacoma Intl - WAW Warsaw Frederic Chopin
SEAWAW
Seattle/Tacoma Intl
Fri 10/9
3:55 pm-10:20 pm
3 stops45h 25m
Warsaw Frederic Chopin
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$319
SeattleWarsaw
SEA Seattle/Tacoma Intl - WMI Warsaw Modlin
SEAWMI
Seattle/Tacoma Intl
Thu 10/1
7:00 pm-12:00 pm
3 stops32h 00m
Warsaw Modlin
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$322
SeattleWarsaw
SEA Seattle/Tacoma Intl - WAW Warsaw Frederic Chopin
SEAWAW
Seattle/Tacoma Intl
Thu 10/1
7:00 pm-10:10 am
2 stops30h 10m
Warsaw Frederic Chopin
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$334
SeattleWarsaw
SEA Seattle/Tacoma Intl - WMI Warsaw Modlin
SEAWMI
Seattle/Tacoma Intl
Wed 9/30
3:40 pm-10:20 pm
2 stops21h 40m
Warsaw Modlin
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$393
Showing 1-10 of 28 resultsSorted by cheapest first
Best time to book a flight from Seattle to Warsaw
Have a flexible travel schedule? Discover the best time to fly to Warsaw from Seattle with our price prediction graph.
SEA-WA1
SEA-WAW
SEA-WMI
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 Seattle to Warsaw
SEA-WA1
SEA-WAW
SEA-WMI
What is the cheapest month to book a flight from Seattle to Warsaw?
Currently, February is the cheapest month in which you can book a flight from Seattle to Warsaw (average of $554). Flying from Seattle to Warsaw in July is currently the most expensive (average of $969). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Seattle to Warsaw?
Airfare is below average for this route at the moment.
Seattle to Warsaw flights typically cost between $633 and $903 in December.The cheapest round-trip price found within the last 5 days was $584 on British Airways (Dec 9-Dec 14).
How far ahead should I book a flight from Seattle to Warsaw?
To ensure you get the cheapest price possible for a flight from Seattle to Warsaw, you should look to book at least 30 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Reviews of airlines servicing Warsaw
Get insights into the airlines that provide service to Warsaw. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Warsaw. Reviews last updated September 14, 2026.
See what other customers who have flown with KLM,Delta, andScandinavian Airlines from Seattle to Warsaw have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.8
Entertainment
7.2
Food
7.3
Crew
8.4
Overall
7.8
Comfort
7.7
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Boarding
7.8
Entertainment
7.2
Food
7.3
Crew
8.4
Overall
7.8
Comfort
7.7
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Boarding
7.8
Entertainment
7.2
Food
7.3
Crew
8.4
Overall
7.8
Comfort
7.7
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Boarding
7.8
Entertainment
7.2
Food
7.3
Crew
8.4
Overall
7.8
Comfort
7.7
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Boarding
7.8
Entertainment
7.2
Food
7.3
Crew
8.4
Overall
7.8
Comfort
7.7
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Boarding
7.8
Entertainment
7.2
Food
7.3
Crew
8.4
Overall
7.8
Comfort
7.7
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Related info for your journey
Find useful and relevant information for your journey from Seattle to Warsaw. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Seattle to Warsaw
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Complete your trip
Complete your trip to Warsaw by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Seattle to Warsaw by cabin class
Find flights from Seattle to Warsaw, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Seattle and Warsaw flights
Browse other Seattle and Warsaw flight options. Last updated on September 14, 2026.
Other flights from Seattle
Browse through other flights departing from Seattle. Flights are based on user searches made on Cheapflights and were last updated on September 14, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 9 airlines flying from Seattle to Warsaw
Discover the top 9 airlines that operate flights from Seattle to Warsaw. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$361 | Average$964 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$452 | Average$777 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$536 | Average$840 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$537 | Average$1,034 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$540 | Average$982 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$565 | Average$819 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$616 | Average$794 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$627 | Average$828 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$848 | Average$848 | FlexibilityNo cancel fee | On-time77% |