Cheapest return flights from Chicago to Bucharest in March from 414€

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

Return flights

11 Mar - 25 Mar Frontier Airlines
03 Mar - 17 Mar Lufthansa
03 Mar - 10 Mar Lufthansa
30 Mar - 14 Apr Lufthansa
24 Mar - 31 Mar Lufthansa
30 Mar - 13 Apr Lufthansa
01 Mar - 15 Mar KLM
22 Mar - 29 Mar Frontier Airlines

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

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