$245+ Cheap flights from Seattle (SEA) to Warsaw
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 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — WAW
Jun 27 — Jul 41
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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
Cheapest
Best
Last-minute
One-way
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 May 28, 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 May 28, 2026.
This KAYAK deal was found by Cheapflights users on 5/23. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/227:00 am
SEA
- WAW
2 stops22h 05m
SWISS
Wed 8/122:50 pm
WAW
- SEA
2 stops36h 42m
SWISS
Deal found 5/23![SWISS logo]()
$858
This United Airlines deal was found by Cheapflights users on 5/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2110:45 am
SEA
- WAW
2 stops17h 45m
United Airlines
Fri 8/146:00 am
WAW
- SEA
1 stop19h 59m
United Airlines
Deal found 5/23![United Airlines logo]()
$859
This Scandinavian Airlines deal was found by Cheapflights users on 5/24. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1510:35 am
SEA
- WAW
2 stops25h 15m
Scandinavian Airlines
Sun 9/610:15 am
WAW
- SEA
1 stop12h 30m
Scandinavian Airlines
Deal found 5/24![Scandinavian Airlines logo]()
$861
This Scandinavian Airlines deal was found by Cheapflights users on 5/24. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/93:55 pm
SEA
- WAW
1 stop18h 10m
Scandinavian Airlines
Sat 9/123:05 pm
WAW
- SEA
1 stop31h 40m
Scandinavian Airlines
Deal found 5/24![Scandinavian Airlines logo]()
$863
This oojo deal was found by Cheapflights users on 5/25. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/16:50 pm
SEA
- WAW
1 stop12h 30m
Lufthansa
Fri 8/286:25 am
WAW
- SEA
1 stop14h 30m
Lufthansa
Deal found 5/25![Lufthansa logo]()
$865
This United Airlines deal was found by Cheapflights users on 5/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/226:50 pm
SEA
- WAW
1 stop12h 30m
United Airlines
Wed 8/122:15 pm
WAW
- SEA
1 stop30h 40m
United Airlines
Deal found 5/23![United Airlines logo]()
$866
This KAYAK deal was found by Cheapflights users on 5/26. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:50 pm
SEA
- WAW
1 stop12h 30m
Lufthansa
Sun 1/106:30 am
WAW
- SEA
1 stop14h 30m
Lufthansa
Deal found 5/26![Lufthansa logo]()
$870
This Scandinavian Airlines deal was found by Cheapflights users on 5/24. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/153:55 pm
SEA
- WAW
1 stop18h 10m
Scandinavian Airlines
Tue 9/810:15 am
WAW
- SEA
1 stop12h 30m
Scandinavian Airlines
Deal found 5/24![Scandinavian Airlines logo]()
$871
This Turkish Airlines deal was found by Cheapflights users on 5/24. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/107:15 pm
SEA
- WAW
1 stop28h 55m
Turkish Airlines
Sun 9/67:15 pm
WAW
- SEA
1 stop31h 05m
Turkish Airlines
Deal found 5/24![Turkish Airlines logo]()
$873
This Air France deal was found by Cheapflights users on 5/24. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/131:30 pm
SEA
- WAW
1 stop17h 05m
Multiple Airlines
Tue 9/85:10 pm
WAW
- SEA
1 stop27h 37m
Multiple Airlines
Deal found 5/24![Multiple Airlines logo]()
$876
This Air Canada deal was found by Cheapflights users on 5/24. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/135:45 am
SEA
- WAW
2 stops25h 35m
Air Canada
Wed 9/96:45 am
WAW
- SEA
2 stops20h 47m
Air Canada
Deal found 5/24![Air Canada logo]()
$878
This Kiwi.com deal was found by Cheapflights users on 5/24. 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 7/175:40 pm
SEA
- WMI
1 stop32h 15m
Multiple Airlines
Thu 8/2710:45 pm
WMI
- SEA
2 stops26h 15m
Multiple Airlines
Deal found 5/24![Multiple Airlines logo]()
$904
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 May 28, 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 May 28, 2026.
This Alaska Airlines deal was found by Cheapflights users on 5/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/209:45 pm
SEA
- WAW
1 stop14h 10m
Alaska Airlines
Thu 7/3011:50 am
WAW
- SEA
1 stop15h 55m
Alaska Airlines
Deal found 5/25![Alaska Airlines logo]()
$891
This Turkish Airlines deal was found by Cheapflights users on 5/24. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/1512:35 pm
SEA
- WAW
1 stop35h 35m
Turkish Airlines
Thu 6/2510:05 am
WAW
- SEA
1 stop16h 15m
Turkish Airlines
Deal found 5/24![Turkish Airlines logo]()
$898
This United Airlines deal was found by Cheapflights users on 5/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/15:15 pm
SEA
- WAW
2 stops38h 05m
United Airlines
Sun 8/306:40 am
WAW
- SEA
1 stop14h 15m
United Airlines
Deal found 5/24![United Airlines logo]()
$905
This Kiwi.com deal was found by Cheapflights users on 5/24. 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 7/215:30 pm
SEA
- WMI
1 stop33h 15m
Multiple Airlines
Thu 8/2710:45 pm
WMI
- SEA
2 stops26h 15m
Multiple Airlines
Deal found 5/24![Multiple Airlines logo]()
$928
This United Airlines deal was found by Cheapflights users on 5/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/55:00 am
SEA
- WAW
2 stops22h 35m
United Airlines
Wed 7/156:00 am
WAW
- SEA
1 stop19h 59m
United Airlines
Deal found 5/27![United Airlines logo]()
$916
This Kiwi.com deal was found by Cheapflights users on 5/24. 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 7/235:30 pm
SEA
- WMI
1 stop20h 10m
Multiple Airlines
Thu 8/2710:45 pm
WMI
- SEA
2 stops26h 15m
Multiple Airlines
Deal found 5/24![Multiple Airlines logo]()
$1,004
This United Airlines deal was found by Cheapflights users on 5/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/87:05 am
SEA
- WAW
3 stops49h 10m
United Airlines
Sun 8/166:00 am
WAW
- SEA
3 stops26h 26m
United Airlines
Deal found 5/26![United Airlines logo]()
$917
This United Airlines deal was found by Cheapflights users on 5/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/47:20 pm
SEA
- WAW
2 stops33h 10m
United Airlines
Tue 7/146:00 am
WAW
- SEA
1 stop19h 59m
United Airlines
Deal found 5/25![United Airlines logo]()
$924
This Kiwi.com deal was found by Cheapflights users on 5/24. 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 8/17:10 pm
SEA
- WMI
1 stop19h 20m
Multiple Airlines
Sun 8/301:00 pm
WMI
- SEA
2 stops36h 00m
Multiple Airlines
Deal found 5/24![Multiple Airlines logo]()
$1,040
This United Airlines deal was found by Cheapflights users on 5/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/226:50 pm
SEA
- WAW
1 stop12h 30m
United Airlines
Mon 7/279:40 am
WAW
- SEA
2 stops37h 42m
United Airlines
Deal found 5/28![United Airlines logo]()
$933
This Kiwi.com deal was found by Cheapflights users on 5/26. 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 8/27:10 pm
SEA
- WMI
1 stop29h 55m
Multiple Airlines
Fri 8/2811:50 pm
WMI
- SEA
2 stops20h 55m
Multiple Airlines
Deal found 5/26![Multiple Airlines logo]()
$1,083
This United Airlines deal was found by Cheapflights users on 5/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/243:33 pm
SEA
- WAW
2 stops21h 32m
United Airlines
Wed 7/296:00 am
WAW
- SEA
1 stop19h 59m
United Airlines
Deal found 5/25![United Airlines logo]()
$976
This Kiwi.com deal was found by Cheapflights users on 5/25. 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 8/17:10 pm
SEA
- WMI
1 stop29h 20m
Multiple Airlines
Fri 8/2811:50 pm
WMI
- SEA
2 stops20h 55m
Multiple Airlines
Deal found 5/25![Multiple Airlines logo]()
$1,150
This United Airlines deal was found by Cheapflights users on 5/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/2410:29 am
SEA
- WAW
2 stops26h 36m
United Airlines
Fri 7/316:00 am
WAW
- SEA
1 stop19h 59m
United Airlines
Deal found 5/25![United Airlines logo]()
$976
This Kiwi.com deal was found by Cheapflights users on 5/27. 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 7/35:30 pm
SEA
- WMI
1 stop18h 10m
Multiple Airlines
Tue 7/1410:30 am
WMI
- SEA
2 stops41h 55m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$1,189
This Kiwi.com deal was found by Cheapflights users on 5/26. 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 9/187:10 pm
SEA
- WMI
1 stop20h 35m
Multiple Airlines
Sat 9/269:05 pm
WMI
- SEA
2 stops29h 50m
Multiple Airlines
Deal found 5/26![Multiple Airlines logo]()
$1,209
This Kiwi.com deal was found by Cheapflights users on 5/25. 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 6/151:30 pm
SEA
- WMI
2 stops26h 00m
Multiple Airlines
Tue 6/3010:40 am
WMI
- SEA
1 stop17h 05m
Multiple Airlines
Deal found 5/25![Multiple Airlines logo]()
$1,252
This Kiwi.com deal was found by Cheapflights users on 5/23. 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 7/237:10 pm
SEA
- WMI
1 stop19h 45m
Multiple Airlines
Mon 8/109:40 pm
WMI
- SEA
2 stops27h 20m
Multiple Airlines
Deal found 5/23![Multiple Airlines logo]()
$1,276
Last-minute flights from Seattle to WarsawDiscover last-minute flight deals from Seattle to Warsaw. Data last updated May 28, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Warsaw. Data last updated May 28, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 5/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/23:55 pm
SEA
- WAW
1 stop18h 10m
Scandinavian Airlines
Tue 6/910:15 am
WAW
- SEA
1 stop12h 30m
Scandinavian Airlines
Deal found 5/24![Scandinavian Airlines logo]()
$915
This Scandinavian Airlines deal was found by Cheapflights users on 5/24. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/23:55 pm
SEA
- WAW
1 stop18h 10m
Scandinavian Airlines
Mon 6/87:45 pm
WAW
- SEA
1 stop27h 00m
Scandinavian Airlines
Deal found 5/24![Scandinavian Airlines logo]()
$938
This FlightHub deal was found by Cheapflights users on 5/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/23:55 pm
SEA
- WAW
1 stop18h 10m
Scandinavian Airlines
Thu 6/117:45 pm
WAW
- SEA
1 stop27h 00m
Scandinavian Airlines
Deal found 5/24![Scandinavian Airlines logo]()
$965
This Turkish Airlines deal was found by Cheapflights users on 5/27. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/47:10 pm
SEA
- WAW
1 stop29h 00m
Turkish Airlines
Thu 6/117:20 pm
WAW
- SEA
1 stop30h 55m
Turkish Airlines
Deal found 5/27![Turkish Airlines logo]()
$948
This Turkish Airlines deal was found by Cheapflights users on 5/26. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/57:10 pm
SEA
- WAW
1 stop29h 00m
Turkish Airlines
Thu 6/1810:05 am
WAW
- SEA
1 stop16h 15m
Turkish Airlines
Deal found 5/26![Turkish Airlines logo]()
$918
This Trip.com deal was found by Cheapflights users on 5/24. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/611:25 pm
SEA
- WAW
2 stops38h 15m
Multiple Airlines
Sat 6/136:00 am
WAW
- SEA
2 stops38h 45m
Multiple Airlines
Deal found 5/24![Multiple Airlines logo]()
$923
This Booking.com deal was found by Cheapflights users on 5/25. 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.
Sat 6/67:10 pm
SEA
- WAW
1 stop38h 05m
Turkish Airlines
Mon 6/157:20 pm
WAW
- SEA
1 stop31h 00m
Turkish Airlines
Deal found 5/25![Turkish Airlines logo]()
$942
This Turkish Airlines deal was found by Cheapflights users on 5/24. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/77:10 pm
SEA
- WAW
1 stop38h 05m
Turkish Airlines
Tue 6/2310:05 am
WAW
- SEA
1 stop16h 15m
Turkish Airlines
Deal found 5/24![Turkish Airlines logo]()
$928
This Kiwi.com deal was found by Cheapflights users on 5/24. 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 6/73:55 pm
SEA
- WAW
1 stop13h 30m
Scandinavian Airlines
Fri 6/127:45 pm
WAW
- SEA
1 stop27h 00m
Scandinavian Airlines
Deal found 5/24![Scandinavian Airlines logo]()
$962
This KAYAK deal was found by Cheapflights users on 5/24. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/73:55 pm
SEA
- WAW
1 stop32h 40m
Scandinavian Airlines
Mon 6/157:45 pm
WAW
- SEA
1 stop27h 00m
Scandinavian Airlines
Deal found 5/24![Scandinavian Airlines logo]()
$963
This Turkish Airlines deal was found by Cheapflights users on 5/24. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/1512:35 pm
SEA
- WAW
1 stop35h 35m
Turkish Airlines
Thu 6/2510:05 am
WAW
- SEA
1 stop16h 15m
Turkish Airlines
Deal found 5/24![Turkish Airlines logo]()
$898
This Lufthansa deal was found by Cheapflights users on 5/25. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/222:10 pm
SEA
- WAW
1 stop19h 10m
Lufthansa
Mon 6/295:05 pm
WAW
- SEA
1 stop32h 54m
Lufthansa
Deal found 5/25![Lufthansa logo]()
$904
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 May 28, 2026.
Search for one-way flight options from Seattle to Warsaw. Find affordable one-way fares based on user searches. Data last updated May 28, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/28. 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 9/2910:40 pm
SEA
- WAW
2 stops49h 45m
Multiple Airlines
Deal found 5/28![Multiple Airlines logo]()
$245
This Kiwi.com deal was found by Cheapflights users on 5/24. 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 7/257:00 pm
SEA
- WMI
2 stops30h 50m
Multiple Airlines
Deal found 5/24![Multiple Airlines logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 5/27. 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 7/2011:25 pm
SEA
- WMI
2 stops28h 30m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 5/27. 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 7/193:40 pm
SEA
- WMI
2 stops24h 10m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$280
This Kiwi.com deal was found by Cheapflights users on 5/27. 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 7/1711:25 pm
SEA
- WMI
2 stops33h 10m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 5/27. 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 7/227:00 pm
SEA
- WMI
2 stops30h 50m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$292
This Kiwi.com deal was found by Cheapflights users on 5/27. 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 6/37:00 pm
SEA
- WMI
2 stops30h 50m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$294
This Kiwi.com deal was found by Cheapflights users on 5/27. 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 9/111:25 pm
SEA
- WMI
2 stops37h 55m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$300
This Trip.com deal was found by Cheapflights users on 5/25. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:00 pm
SEA
- WAW
3 stops29h 35m
Multiple Airlines
Deal found 5/25![Multiple Airlines logo]()
$302
This Kiwi.com deal was found by Cheapflights users on 5/27. 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 9/13:40 pm
SEA
- WAW
3 stops38h 15m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$303
This Kiwi.com deal was found by Cheapflights users on 5/27. 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 7/2111:25 pm
SEA
- WAW
3 stops48h 45m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$307
This Kiwi.com deal was found by Cheapflights users on 5/25. 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 6/611:25 pm
SEA
- WMI
2 stops40h 25m
Multiple Airlines
Deal found 5/25![Multiple Airlines logo]()
$310
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 May 28, 2026.
Round-trip from | $858 (KAYAK) |
|---|---|
One-way from | $265 (Kiwi.com) |
Popular in | July |
Cheapest in | September |
Average price | $867 |
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 2,558,603 searches. Data last updated May 28, 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
Quickest round-trip
SeattleWarsaw
SEA - WAW
SEAWAW
Seattle/Tacoma Intl
Mon 7/20
9:45 pm-8:55 pm
1 stop14h 10m
Warsaw Frederic Chopin
Thu 7/30
11:50 am-6:45 pm
1 stop15h 55m
$891
SeattleWarsaw
SEA - WAW
SEAWAW
Seattle/Tacoma Intl
Mon 6/15
12:35 pm-9:10 am
1 stop35h 35m
Warsaw Frederic Chopin
Thu 6/25
10:05 am-5:20 pm
1 stop16h 15m
$898
SeattleWarsaw
SEA - WAW
SEAWAW
Seattle/Tacoma Intl
Sat 8/1
5:15 pm-4:20 pm
2 stops38h 05m
Warsaw Frederic Chopin
Sun 8/30
6:40 am-11:55 am
1 stop14h 15m
$905
SeattleWarsaw
SEA - WAW
SEAWAW
Seattle/Tacoma Intl
Sun 7/5
5:00 am-12:35 pm
2 stops22h 35m
Warsaw Frederic Chopin
Wed 7/15
6:00 am-4:59 pm
1 stop19h 59m
$916
SeattleWarsaw
SEA - WAW
SEAWAW
Seattle/Tacoma Intl
Sat 8/8
7:05 am-5:15 pm
3 stops49h 10m
Warsaw Frederic Chopin
Sun 8/16
6:00 am-11:26 pm
3 stops26h 26m
$917
SeattleWarsaw
SEA - WAW
SEAWAW
Seattle/Tacoma Intl
Sat 7/4
7:20 pm-1:30 pm
2 stops33h 10m
Warsaw Frederic Chopin
Tue 7/14
6:00 am-4:59 pm
1 stop19h 59m
$924
SeattleWarsaw
SEA - WMI
SEAWMI
Seattle/Tacoma Intl
Tue 7/21
5:30 pm-11:45 am
1 stop33h 15m
Warsaw Modlin
Thu 8/27
10:45 pm-4:00 pm
2 stops26h 15m
$928
SeattleWarsaw
SEA - WAW
SEAWAW
Seattle/Tacoma Intl
Wed 7/22
6:50 pm-4:20 pm
1 stop12h 30m
Warsaw Frederic Chopin
Mon 7/27
9:40 am-2:22 pm
2 stops37h 42m
$933
SeattleWarsaw
SEA - WAW
SEAWAW
Seattle/Tacoma Intl
Fri 7/24
3:33 pm-10:05 pm
2 stops21h 32m
Warsaw Frederic Chopin
Wed 7/29
6:00 am-4:59 pm
1 stop19h 59m
$976
SeattleWarsaw
SEA - WAW
SEAWAW
Seattle/Tacoma Intl
Fri 7/24
10:29 am-10:05 pm
2 stops26h 36m
Warsaw Frederic Chopin
Fri 7/31
6:00 am-4:59 pm
1 stop19h 59m
$976
Showing 1-10 of 39 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 $358). Flying from Seattle to Warsaw in June is currently the most expensive (average of $660). 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?
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 41 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 May 28, 2026.
See what other customers who have flown with Delta,Scandinavian Airlines, andUnited 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.
Crew
8.5
Overall
7.9
Entertainment
7.8
Food
7.2
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Overall
7.9
Entertainment
7.8
Food
7.2
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Overall
7.9
Entertainment
7.8
Food
7.2
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Overall
7.9
Entertainment
7.8
Food
7.2
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Overall
7.9
Entertainment
7.8
Food
7.2
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Overall
7.9
Entertainment
7.8
Food
7.2
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Seattle
Popular flights
Alternative routes for Seattle to Warsaw
See prices for flight routes from nearby airports that may be better suited for you.
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 May 28, 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 May 28, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 7 airlines flying from Seattle to Warsaw
Discover the top 7 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 2,558,603 searches. Data last updated May 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$361 | Average$947 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$397 | Average$952 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$433 | Average$807 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$452 | Average$684 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$536 | Average$822 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$540 | Average$965 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$627 | Average$834 | FlexibilityNo cancel fee | On-time75% |