Hong Kong (HKG) to San Francisco (SFO)
Flight time
≈ 14h 38m
Bearing
42° NE
Hong Kong (HKG) to San Francisco (SFO) is 6,915 miles (11,128 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies HKG–SFO
Filed traffic dataIn July 2026, United Airlines operated the most departures, one of 2 carriers flying nonstop HKG–SFO; the Boeing 777-300ER was the most common aircraft at 100% of departures; flights ran 91% full.
Departures
244
July 2026
Seats
87,154
both directions
Passengers
79,341
both directions
Load factor
91.0%
RPM ÷ ASM
Who flies HKG–SFO?
United Airlines operated the most nonstop HKG–SFO departures in July 2026 (124), one of 2 carriers on the route.
- UA
124 departures · 43,400 seats
Share of departures50.8%86.7%
Load
- CX
Cathay Pacific
120 departures · 43,754 seats
Share of departures49.2%95.4%
Load
What plane flies HKG–SFO?
In July 2026, the Boeing 777-300ER flew 100% of HKG–SFO departures.
- Boeing 777-300ER
244 departures · 91.0% load
100.0%
How has HKG–SFO traffic changed?
Nonstop HKG–SFO departures fell from 305 in August 2025 to 244 in July 2026.
Monthly nonstop HKG–SFO traffic, trailing 12 months through July 2026. Bars scale to the busiest month; months with no filed service show as zero.
August 2025
305 departures · 80,314 passengers
79.0%
Load
September 2025
258 departures · 57,130 passengers
66.5%
Load
October 2025
280 departures · 72,399 passengers
78.1%
Load
November 2025
274 departures · 75,799 passengers
84.1%
Load
December 2025
290 departures · 80,998 passengers
85.4%
Load
January 2026
285 departures · 78,148 passengers
83.9%
Load
February 2026
261 departures · 71,820 passengers
84.1%
Load
March 2026
281 departures · 90,260 passengers
97.6%
Load
April 2026
240 departures · 75,602 passengers
90.4%
Load
May 2026
248 departures · 76,182 passengers
86.0%
Load
June 2026
238 departures · 75,351 passengers
88.6%
Load
July 2026
244 departures · 79,341 passengers
91.0%
Load
By direction
Each direction is filed separately — they rarely match.
HKG → SFO
95.3% full
122 departures · 41,546 passengers
SFO → HKG
86.7% full
122 departures · 37,795 passengers
Nonstop HKG–SFO traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through July 2026; filings from 2025. Public domain (US Government work).
The airports
Hong Kong
HK
Hong Kong International Airport
Coordinates
22.31°N, 113.91°E
Hemisphere
N · E
Frequently asked
How far is Hong Kong (HKG) from San Francisco (SFO)?
HKG to SFO is 6,915 miles (11,128 km / 6,009 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from HKG to SFO?
A nonstop covers the 6,915-mile great-circle distance in roughly 14h 38m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies HKG–SFO?
In July 2026, the Boeing 777-300ER flew the largest share of departures (100.0%).
What mileage do I earn flying HKG–SFO?
Distance-based programs credit off the 6,915-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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