Tokyo (HND) to Hong Kong (HKG): 1,804 miles (2,903 km) great-circle, about 4h 05m nonstop by our estimate. Cheapest fare observed: $314 round-trip on HK Express, nonstop, departing May 12, 2026.
$314 round-trip, HK Express UO625, departing 2026-05-12 at 06:35, returning 2026-05-30. The recorded itinerary left on a Tuesday, returning on a Saturday 18 nights later; the fare was observed 17 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $314, it ranked 6th of the 30 round-trip fares we recorded from HND (median $554). That is 17.4 cents per great-circle mile (round-trip price over one-way distance), below the HND median of 24.0 cents across 30 round-trip routes.
Routes from HND of similar length: Guangzhou (1,793 mi) at $448 and Ulaanbaatar (1,878 mi) at $692.
HND to HKG is the only one of 30 HND routes where HK Express priced cheapest. It is the 20th longest of the 30 routes we track from HND.
Of 24 departure airports with a fare to Hong Kong, Tokyo (HND) ranked 14th at $314. Lowest: $171 from Shanghai (PVG); highest: $1773 from Orlando (MCO); 13 nonstop. Cheapest-fare airlines (routes): HK Express (7), Cathay Pacific (2), Shandong Airlines (2), United Airlines (2), Alaska Airlines (1) and Emirates (1), plus 9 more.
The reverse, Hong Kong (HKG) to Tokyo (TYO), was $232 round-trip on Air China, 1 stop, departing May 14, 2026. Hong Kong to Tokyo flights.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones Asia/Tokyo, Asia/Hong_Kong; flight time is our estimate.