San Francisco (SFO) to Honolulu (HNL): 2,397 miles (3,857 km) great-circle, about 5h 20m nonstop by our estimate. Cheapest fare observed: $295 round-trip on Alaska Airlines, with 1 stop, departing June 8, 2026.
$295 round-trip, Alaska Airlines AS233, departing 2026-06-08 at 10:57, returning 2026-06-12. The recorded itinerary left on a Monday, returning on a Friday 4 nights later; the fare was observed 44 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $295, it ranked 8th of the 30 round-trip fares we recorded from SFO (median $646). That is 12.3 cents per great-circle mile (round-trip price over one-way distance), below the SFO median of 16.9 cents across 30 round-trip routes.
Routes from SFO of similar length: Washington (2,413 mi) at $208 and Kailua-Kona (2,366 mi) at $286.
Alaska Airlines had the cheapest fare on 7 of 30 SFO routes. It is the 22nd longest of the 30 routes we track from SFO.
Of 15 departure airports with a fare to Honolulu, San Francisco (SFO) ranked 1st at $295. Lowest: $295 from San Francisco (SFO); highest: $1046 from Wellington (WLG); 3 nonstop. Cheapest-fare airlines (routes): Alaska Airlines (9), American Airlines (2), Frontier (1), Qantas (1), Southwest (1) and United Airlines (1).
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones America/Los_Angeles, Pacific/Honolulu; flight time is our estimate.