Beijing (PEK) to Hanoi (HAN): 1,449 miles (2,333 km) great-circle, about 3h 25m nonstop by our estimate. Cheapest fare observed: $317 round-trip on China Eastern, with 1 stop, departing May 17, 2026.
$317 round-trip, China Eastern MU5100, departing 2026-05-17 at 07:00, returning 2026-05-19. The recorded itinerary left on a Sunday, returning on a Tuesday 2 nights later; the fare was observed 22 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $317, it ranked 9th of the 30 round-trip fares we recorded from PEK (median $408). That is 21.9 cents per great-circle mile (round-trip price over one-way distance), below the PEK median of 26.1 cents across 30 round-trip routes.
Routes from PEK of similar length: Yuzhno-Sakhalinsk (1,384 mi) at $864 and Krasnoyarsk (1,557 mi) at $614.
China Eastern had the cheapest fare on 2 of 30 PEK routes. It is the 19th longest of the 30 routes we track from PEK.
Of 9 departure airports with a fare to Hanoi, Beijing (PEK) ranked 5th at $317. 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.
The reverse, Hanoi (HAN) to Beijing (BJS), was $273 round-trip on China Southern, 1 stop, departing May 2, 2026. Hanoi to Beijing flights.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones Asia/Shanghai, Asia/Ho_Chi_Minh; flight time is our estimate.