Seattle to Warsaw Modlin (SEA → WMI). We are tracking 8 fares on this route.
Cheapest tracked fare $256 · typical price $394 · you save about $138 (35%)
Cheapest fares we're tracking
Airline
Departs
Stops
Price
Icelandair
2026-10-23
2 stops
$256
Icelandair
2026-10-29
2 stops
$256
Icelandair
2026-10-30
2 stops
$262
Icelandair
2026-10-31
2 stops
$266
Icelandair
2026-10-27
2 stops
$272
Icelandair
2026-10-25
2 stops
$273
Icelandair
2026-10-24
2 stops
$293
Icelandair
2026-12-01
2 stops
$334
Could you save more?
The airport you were going to fly from is often not the cheapest one. Compare every airport in a region against each other, or check whether a multi-day stopover beats the direct fare.
How cheap can flights from Seattle to Warsaw Modlin get?
The cheapest fare we have tracked on this route is $256, compared with a typical $394 for a trip of this distance.
Is it cheaper to fly to Warsaw Modlin from a different airport?
Often, yes. Fares out of secondary airports are frequently cheaper than the obvious hub, but they are the ones most likely to be missing from a normal search. Our reverse search compares every airport in a region against each other so the cheaper departure point is not hidden.
Could a stopover make Seattle to Warsaw Modlin cheaper?
Sometimes. On thin long-haul routes a two-leg trip with a multi-day stopover can beat the direct fare, and occasionally a direct fare is not sold at all. Our detour search prices those routings against the direct flight.