Cheapest return flights from Cleveland to Bucharest in September from $709

AirHint found the following cheapest return flights from Cleveland (CLE) to Bucharest (OTP) in September 2025 (see full year).

Return flights

15 Sep - 07 Oct Frontier Airlines

Also check the deals for one-way flights from Cleveland to Bucharest in September.

Skyscanner

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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