Hanoi (HAN) to Bangkok (BKK): 618 miles (995 km) great-circle, about 1h 45m nonstop by our estimate. Cheapest fare observed: $165 round-trip on Vietravel Airlines, nonstop, departing May 2, 2026.
$165 round-trip, Vietravel Airlines VU137, departing 2026-05-02 at 10:55, returning 2026-05-08. The recorded itinerary left on a Saturday, returning on a Friday 6 nights later; the fare was observed 7 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $165, it ranked 3rd of the 30 round-trip fares we recorded from HAN (median $271). That is 26.7 cents per great-circle mile (round-trip price over one-way distance), close to the HAN median of 25.9 cents across 30 round-trip routes.
Routes from HAN of similar length: Chengdu (655 mi) at $264 and Nha Trang (676 mi) at $186.
Vietravel Airlines had the cheapest fare on 2 of 30 HAN routes. It is the 25th longest of the 30 routes we track from HAN.
Of 59 departure airports with a fare to Bangkok, Hanoi (HAN) ranked 3rd at $165. Lowest: $73 from Phuket (HKT); highest: $1428 from Mexico City (MEX); 14 nonstop. Cheapest-fare airlines (routes): Air India (5), Etihad (5), Thai Vietjet Air (4), Air China (3), Scoot (3) and Thai AirAsia (3), plus 31 more.
The reverse, Bangkok (BKK) to Hanoi (HAN), was $170 round-trip on Vietravel Airlines, nonstop, departing May 15, 2026. Bangkok to Hanoi flights.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones Asia/Ho_Chi_Minh, Asia/Bangkok; flight time is our estimate.