Chicago (MDW) to Warsaw (WAW): 4,678 miles (7,528 km) great-circle, about 9h 50m nonstop by our estimate. Cheapest fare observed: $973 round-trip on Porter Airlines, with 3 stops, departing June 1, 2026.
$973 round-trip, Porter Airlines PD2388, departing 2026-06-01 at 10:25, returning 2026-06-30. The recorded itinerary left on a Monday, returning on a Tuesday 29 nights later; the fare was observed 37 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $973, it ranked 21st of the 30 round-trip fares we recorded from MDW (median $316). That is 20.8 cents per great-circle mile (round-trip price over one-way distance), close to the MDW median of 22.1 cents across 30 round-trip routes.
Routes from MDW of similar length: Moscow (4,962 mi) at $2003 and London (3,945 mi) at $1078.
Porter Airlines had the cheapest fare on 4 of 30 MDW routes. It is the 9th longest of the 30 routes we track from MDW.
Of 34 departure airports with a fare to Warsaw, Chicago (MDW) ranked 32nd at $973. Lowest: $35 from Helsinki (HEL); highest: $1767 from Brisbane (BNE); 16 nonstop. Cheapest-fare airlines (routes): Ryanair (9), Wizz Air (9), Lufthansa (3), Wizz Air Malta (3), Porter Airlines (2) and Air Canada (1), plus 7 more.
That depends on your passport and trip, so check the official source for Poland: European Commission: Schengen visa policy. Connecting elsewhere? Check that country's transit rules too.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones America/Chicago, Europe/Warsaw; flight time is our estimate.