Las Vegas (LAS) to Bucharest (BUH): 6,360 miles (10,235 km) great-circle, about 13h 15m nonstop by our estimate. Cheapest fare observed: $887 round-trip on Alaska Airlines, with 3 stops, departing May 13, 2026.
$887 round-trip, Alaska Airlines AS749, departing 2026-05-13 at 12:03, returning 2026-06-01. The recorded itinerary left on a Wednesday, returning on a Monday 19 nights later; the fare was observed 18 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $887, it ranked 26th of the 30 round-trip fares we recorded from LAS (median $271). That is 13.9 cents per great-circle mile (round-trip price over one-way distance), below the LAS median of 20.1 cents across 30 round-trip routes.
Routes from LAS of similar length: Moscow (5,874 mi) at $1340 and Madrid (5,597 mi) at $974.
LAS to BUH is the only one of 30 LAS routes where Alaska Airlines priced cheapest. It is the longest of the 30 routes we track from LAS.
Of 11 departure airports with a fare to Bucharest, Las Vegas (LAS) ranked 10th at $887. Lowest: $31 from Berlin (BER); highest: $962 from Lagos (LOS); 7 nonstop. Cheapest-fare airlines (routes): Wizz Air Malta (4), Wizz Air (3), Ryanair (2), Alaska Airlines (1) and Royal Air Maroc (1).
That depends on your passport and trip, so check the official source for Romania: European Commission: Schengen visa policy. Connecting elsewhere? Check that country's transit rules too.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones America/Los_Angeles, Europe/Bucharest; flight time is our estimate.