AirHint found the following cheapest return flights from Warsaw (WAW) to Chicago (ORD) in May 2026 (see full year).

Return flights

01 May - 08 May	TAP
01 May - 09 May	TAP
05 May - 12 May	Lufthansa
07 May - 26 May	United
07 May - 17 May	Lufthansa
14 May - 25 May	Lufthansa
15 May - 24 May	United
05 May - 14 May	Lufthansa
07 May - 14 May	Lufthansa
08 May - 14 May	Lufthansa
12 May - 03 Jun	Delta
29 May - 06 Jun	Lufthansa

Also check the deals for one-way flights from Warsaw to Chicago in May.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Warsaw to Chicago in May from 470€

Return flights