AirHint found the following cheapest return flights from Washington (IAD) to Bucharest (OTP) in April 2026 (see full year).

Return flights

21 Apr - 28 Apr	Air France
29 Apr - 06 May	Air France
22 Apr - 29 Apr	KLM
27 Apr - 04 May	Air France
28 Apr - 12 May	Air France
15 Apr - 22 Apr	British Airways
08 Apr - 15 Apr	Air France
13 Apr - 20 Apr	Air France
19 Apr - 26 Apr	Air France
26 Apr - 03 May	Air France
06 Apr - 13 Apr	British Airways
30 Apr - 07 May	Air France
09 Apr - 16 Apr	British Airways
16 Apr - 23 Apr	British Airways
17 Apr - 24 Apr	British Airways
25 Apr - 02 May	Air France
25 Apr - 09 May	Air France

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

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.

Book a cheap hotel in Bucharest

Cheap car rent in Bucharest

Cheapest return flights from Washington to Bucharest in April from 436€

Return flights