AirHint found the following cheapest return flights from Washington (DCA) to Bucharest (OTP) in October 2025 (see full year).

Return flights

06 Oct - 13 Oct	jetBlue
04 Oct - 13 Oct	Air Canada
15 Oct - 29 Oct	jetBlue
03 Oct - 13 Oct	jetBlue
05 Oct - 13 Oct	jetBlue
02 Oct - 13 Oct	jetBlue
12 Oct - 26 Oct	British Airways
05 Oct - 12 Oct	jetBlue

Also check the deals for one-way flights from Washington to Bucharest in October.

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 Washington to Bucharest in October from $664

Return flights