San Francisco → Hong Kong flights

SFO–HKG: Target $355–$405 and stay flexible on timing

Key takeaways

• Median fare is $389, based on 30 days of cached lowest-fare snapshots — a reasonable anchor for budgeting.
• Bottom-quartile fares cluster between $352 and $355, meaning genuine deals don't stray far below the median on this route.
• The top quartile starts at $405, so anything above that price point puts you in above-average territory — consider waiting if you see $420+.
• The high of $576 represents a 64% spread over the low — wide enough that timing your search to avoid demand spikes meaningfully matters.
• No dominant carrier signal emerged from this data, so comparing across airlines (rather than defaulting to one) is worth the extra search step.

30-day price trend

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

The full picture

The 30-day snapshot picture for San Francisco to Hong Kong shows a route with a tight core and an occasionally punishing ceiling. With a median of $389 and a p25–p75 interquartile range of just $355–$405, roughly half of all observed fares land within a $50 band. That's encouraging — it means the 'normal' price on this route is fairly predictable. The $352 floor, however, is only $3 below the 25th percentile, which tells you genuine bargain fares are rare and short-lived rather than a reliable baseline to wait for.

The 64% spread between the low ($352) and high ($576) is the most important number here. It confirms that while the median is stable, demand spikes — likely tied to holidays, school breaks, or reduced seat inventory — can push fares well above the comfortable $355–$405 zone. The practical implication: if you're seeing fares above $420, you're in the upper quartile and have a reasonable case for monitoring prices a little longer, assuming your travel dates are flexible. If you're already at $389 or below, the data suggests that's a fair market price and waiting for a dramatic drop is unlikely to pay off.

On booking horizon and carrier patterns, the data doesn't surface a clear day-of-week or airline signal, so claims about 'best day to book' or a standout carrier would go beyond what's visible here. What the spread does suggest is that last-minute pricing on a transpacific route of this distance tends to be punishing — fares near the $576 high are plausibly tied to close-in searches or peak-period inventory compression. Booking 6–10 weeks out, when seat availability on long-haul Pacific routes is generally healthy, is a reasonable heuristic, though the data doesn't isolate that window directly. One honest caveat: 30 snapshots capture a moment in time and may not reflect seasonal fare shifts — if your travel falls around Lunar New Year or summer peak, budget above the $405 p75 as a precaution.

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