San Francisco → Hong Kong flights

Target $414–$438 on SFO–HKG and book before prices spike

Key takeaways

• Median fare is $438 across 30 daily snapshots — a solid anchor for budgeting this transpacific route.
• Bottom 25% of fares come in at $414, meaning genuinely cheap availability does surface, but it's not the norm.
• 75% of fares fall at or below $447 — the $414–$447 band is where most realistic deals live.
• The high hits $548, a 32% spread from low to high, indicating meaningful price volatility worth monitoring.
• No single dominant carrier emerged from this data set, so comparing across airlines rather than defaulting to one is worthwhile.

30-day price trend

See full numbers and stats on the SFO → HKG price history page.

The full picture

Across 30 daily snapshots of the cheapest cached fares on the San Francisco–Hong Kong route, prices clustered tightly in the $414–$447 range, with a median of $438. That tight interquartile range — just $33 wide — tells you that true bottom-of-market fares ($414) do appear, but the window to grab them is narrow. Most of the time, the market settles just slightly above, around $438. The high of $548 is a real outlier, but the 32% spread from low to high is a genuine signal that waiting or booking at the wrong moment carries risk.

For a transpacific route of roughly 13–14 hours, these fares are competitive, and the data suggests a clear strategic posture: if you see anything at or below $438, that's at or better than median, and the bottom quartile threshold of $414 is a credible stretch target rather than a fantasy. Price monitoring tools (fare alerts set around $420–$430) make sense here precisely because the gap between a typical fare and a good one is only about $25, so small movements matter. There's no evidence in this data that a specific booking day of the week consistently unlocks lower fares — that would require a different dataset — so avoid over-optimizing on that variable.

One honest caveat: these 30 snapshots reflect cached cheapest fares at the moment of collection, not guaranteed bookable prices. Availability at the low end ($414) may be limited to specific travel dates, cabin configurations, or connection routings that don't suit every traveler. Use the median of $438 as your realistic planning number and treat anything at or below $425 as a strong signal to book.

Ready to look at fares?

• When to book
  San Francisco → Hong Kong
  AI-authored booking-window guide
  Open →
• Price history
  San Francisco → Hong Kong
  30-day daily price snapshots
  Open →
• Where to stay
  Best hotels in Hong Kong
  🇭🇰 Hong Kong
  Open →
• When to book
  San Francisco → Tokyo
  Same origin, different destination
  Open →
• Read
  Sham Shui Po's Dai Pai Dongs: Hong Kong's Last Street Hawkers Before the Heat
  Hong Kong · 8 min
  Open →