San Francisco (SFO) to Guangzhou (CAN): 6,885 miles (11,080 km) great-circle, about 14h 15m nonstop by our estimate. Cheapest fare observed: $1335 round-trip on Alaska Airlines, with 3 stops, departing May 30, 2026.
$1335 round-trip, Alaska Airlines AS1471, departing 2026-05-30 at 18:39, returning 2026-06-16. The recorded itinerary left on a Saturday, returning on a Tuesday 17 nights later; the fare was observed 35 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $1335, it ranked 27th of the 30 round-trip fares we recorded from SFO (median $646). That is 19.4 cents per great-circle mile (round-trip price over one-way distance), above the SFO median of 16.9 cents across 30 round-trip routes.
Routes from SFO of similar length: Hong Kong (6,915 mi) at $1290 and Manila (6,977 mi) at $713.
Alaska Airlines had the cheapest fare on 7 of 30 SFO routes. It is the 8th longest of the 30 routes we track from SFO.
Of 28 departure airports with a fare to Guangzhou, San Francisco (SFO) ranked 28th at $1335. Lowest: $192 from Hanoi (HAN); highest: $1335 from San Francisco (SFO); 7 nonstop. Cheapest-fare airlines (routes): Cathay Pacific (4), Air China (3), 9 Air (2), China Eastern (2), Hainan Airlines (2) and Qatar (2), plus 11 more.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones America/Los_Angeles, Asia/Shanghai; flight time is our estimate.