For the cheapest flights to Riga book 26 days before departure.
The most popular airlines on the route Bucharest - Riga: LOT (LO), Lufthansa (LH), Austrian (OS).
The cheapest flights are on the route Otopeni Henri Coanda (OTP) - Riga Intl Airport (RIX).
There is no direct flight on the route from Bucharest to Riga
Il volo con scalo più breve dura 4h 35min.