Singapore (SIN) to Nha Trang (NHA): 818 miles (1,317 km) great-circle, about 2h 10m nonstop by our estimate. Cheapest fare observed: $281 round-trip on VietJet Air, nonstop, departing June 1, 2026.
$281 round-trip, VietJet Air VJ912, departing 2026-06-01 at 15:15, returning 2026-06-07. The recorded itinerary left on a Monday, returning on a Sunday 6 nights later; the fare was observed 37 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $281, it ranked 12th of the 30 round-trip fares we recorded from SIN (median $361). That is 34.3 cents per great-circle mile (round-trip price over one-way distance), above the SIN median of 19.9 cents across 30 round-trip routes.
Routes from SIN of similar length: Bangkok (880 mi) at $223 and Ho Chi Minh City (679 mi) at $238.
SIN to NHA is the only one of 30 SIN routes where VietJet Air priced cheapest. It is the 24th longest of the 30 routes we track from SIN.
Of 17 departure airports with a fare to Nha Trang, Singapore (SIN) ranked 8th at $281. Lowest: $109 from Ho Chi Minh City (SGN); highest: $789 from Kathmandu (KTM); 7 nonstop. Cheapest-fare airlines (routes): VietJet Air (4), AirAsia (2), Sichuan Airlines (2), Thai Vietjet Air (2), Vietnam Airlines (2) and Air India (1), plus 4 more.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones Asia/Singapore, Asia/Ho_Chi_Minh; flight time is our estimate.