Cheapest return flights from Chicago to Bucharest in May from 457€

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

Return flights

06 May - 13 May Turkish Airlines
05 May - 19 May Turkish Airlines
08 May - 22 May Turkish Airlines
25 May - 01 Jun Air Serbia
30 May - 06 Jun Air Serbia
26 May - 02 Jun Air Canada
19 May - 26 May Air Canada
20 May - 27 May Air Canada
27 May - 03 Jun Air Canada
28 May - 04 Jun Air Canada
31 May - 07 Jun jetBlue
17 May - 24 May Air Canada
29 May - 05 Jun Air Canada
18 May - 25 May Lufthansa

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

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