Cheap flights from San Francisco to Hong Kong
Cheapest current fares: $414 in August 2026, 11,125 km direct flight in ~13h 5m.
Cheapest month-by-month fares
Lowest available fare per calendar month from San Francisco (SFO) to Hong Kong (HKG). Refreshed daily.
San Francisco (SFO) → Hong Kong (HKG)
- August 2026 $414
- July 2026 $521
- June 2026 $654
- May 2026 $737
Frequently asked questions
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What is the cheapest month to fly from San Francisco to Hong Kong?
Based on current 6-month forward fare data, August 2026 is the cheapest month to fly from San Francisco (SFO) to Hong Kong (HKG), with fares starting from $414.
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What is the lowest current fare from SFO to HKG?
The lowest currently-listed fare from San Francisco (SFO) to Hong Kong (HKG) is $414 on 2026-08-18.
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How long is the flight from San Francisco to Hong Kong?
Direct flights from SFO to HKG cover approximately 11,125 km (6,913 miles), with an estimated flight time of 13h 5m. Operating airlines: CX, UA.
Related guides for this route
Sibling pages — full route detail, airport overviews, visa context, per-airline routes.