Tokyo (NRT) to Hanoi (HAN): 2,312 miles (3,720 km) great-circle, about 5h 05m nonstop by our estimate. Cheapest fare observed: $382 round-trip on Shenzhen Airlines, with 1 stop, departing May 18, 2026.
$382 round-trip, Shenzhen Airlines ZH652, departing 2026-05-18 at 19:00, returning 2026-06-01. The recorded itinerary left on a Monday, returning on a Monday 14 nights later; the fare was observed 23 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $382, it ranked 8th of the 30 round-trip fares we recorded from NRT (median $570). That is 16.5 cents per great-circle mile (round-trip price over one-way distance), below the NRT median of 22.0 cents across 30 round-trip routes.
Routes from NRT of similar length: Irkutsk (2,089 mi) at $1106 and Nha Trang (2,544 mi) at $423.
NRT to HAN is the only one of 30 NRT routes where Shenzhen Airlines priced cheapest. It is the 17th longest of the 30 routes we track from NRT.
Of 9 departure airports with a fare to Hanoi, Tokyo (NRT) ranked 6th at $382. Lowest: $170 from Bangkok (BKK); highest: $523 from Sydney (SYD); 4 nonstop. Cheapest-fare airlines (routes): Vietravel Airlines (2), China Eastern (1), HK Express (1), IndiGo (1), Korean Air (1) and Shenzhen Airlines (1), plus 2 more.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones Asia/Tokyo, Asia/Ho_Chi_Minh; flight time is our estimate.