The cheapest Bucharest to Kathmandu return flight on the radar right now is €881, flying with flydubai via one or more connections. It covers departures in December 2026, and every dated link below opens that exact OTP–KTM search on Skyscanner. The price we usually record on this route is €758. Across 98 recorded checks it has ranged between €449 and €1,314. Our sampling points to December 2026 as the cheapest month to fly Bucharest to Kathmandu.
Prices are re-checked against Skyscanner automatically, and every one shows when it was last confirmed, so nothing here is older than it looks. Not flying from Bucharest? We track 62 other departure cities for Kathmandu, listed at the foot of this page.
Prices like this tend to vanish fast. If it has gone when you look, try the days either side of the dates above, since Bucharest to Kathmandu is often still worth booking within a day or two of the fare we found.