Flights from Seattle to Warsaw
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From $722 · Prices update daily
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The quick answer
Flights from Seattle to Warsaw start around $722 round-trip. Airlines on this route include: United Airlines, Icelandair, Air Canada. Cheapest month: October; peak: August (about +42%). Travel authorization required (ESTA-style) (Poland).
Price calendar — next 60 days
★ Cheapest: $722 on Mon, Oct 26 · FI
Lowest return fares · Prices update daily · Final price confirmed at booking
Price calendar — Seattle to Warsaw
Month-by-month lowest fares. Green = cheapest dates.
Poland essentials
🟡 Travel authorization required (ESTA-style) · up to 90 days
ETIAS authorization expected to be required for the Schengen Area; visa-free for stays up to 90 days in any 180-day period.
Full Warsaw visa guide →🆘 Emergency
112
💱 Currency
Polish Złoty (zł)
🕐 Time zone
UTC+1
🗣️ Language
Polish
🔌 Plugs
Type C/E · 230V
🚗 Driving
Right side
💡 Tipping
10%
📞 Dial code
+48
Entry rules can change — always confirm with official sources before booking.
Stay connected in Warsaw
Skip roaming fees — get a local eSIM before you land. Works in 200+ countries and activates instantly, so you’re online the moment you touch down.
Travel insurance
Protect your Seattle to Warsaw trip against delays, cancellations, and medical emergencies. US travelers can compare plans from top insurers.
Airport transfer in Warsaw
Pre-book your ride into Warsaw. Fixed price, meet & greet, and a driver waiting at arrivals — no meter anxiety after a long flight.
Flight delayed or cancelled?
If your Seattle to Warsaw flight was delayed more than 3 hours or cancelled, you may be entitled to up to €600 in compensation under EU/UK rules — even if you flew a non-EU airline. Free to check, no win no fee.
More resources
Seattle to Warsaw — frequently asked
How much is a flight from Seattle to Warsaw?+
Fares start around $722 round-trip, ranging up to about $1027 in peak periods. Prices update daily across 800+ airlines.
What is the cheapest month to fly Seattle to Warsaw?+
October typically has the lowest fares, while August is the most expensive (around +42%).
Are there direct flights from Seattle to Warsaw?+
This route is usually served by connecting flights. Use the search above to check for any direct options on your dates.
Which airlines fly from Seattle to Warsaw?+
Carriers on this route include United Airlines, Icelandair, Air Canada. Compare them side by side in the search above.
Do US citizens need a visa for Poland?+
Travel authorization required (ESTA-style) for stays up to 90 days. ETIAS authorization expected to be required for the Schengen Area; visa-free for stays up to 90 days in any 180-day period.
What currency is used in Poland?+
The Polish Złoty (PLN, zł). The emergency number is 112.
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