International route
Cheap flights from Hong Kong to San Francisco
Hong Kong International Airport (HKG) to San Francisco International Airport (SFO). 6,914 miles, 13h 10m nonstop.
HKG to SFO at a glance
Computed from airline schedules and the fares we track for this route. Refreshed several times a day.
- Distance
- 6,914 milesgreat-circle
- Typical flight time
- 13h 10mnonstop, gate to gate
- Nonstop airlines
- CX1 airlineCathay Pacific
- Nonstop flights per day
- 1all airlines combined
- Cheapest month
- January 2027over the next six months
- Best day to fly
- Tuesday18% less than Sunday
- Time difference
- 15h behindSan Francisco vs Hong Kong
Hong Kong to San Francisco
Round trips from $564
Per traveler, taxes and fees included. Lowest fare we found departs Wed, Jan 6.
Cheapest month: January 2027
See fares on these datesLock any fare free — pay only when you accept your last-minute deal
Or ask an agent on WhatsAppHong Kong to San Francisco fares by month
Lowest round-trip economy fare per traveler in each of the next six months, taxes and fees included. Select a month to search that date.
Airlines flying Hong Kong to San Francisco
1 airline flies nonstop with 1 departures a day combined, plus 18 more with one stop.
- CXCathay PacificoneworldNonstop · 1 flight a day · first checked bag included
- ACAir CanadaStar AllianceConnecting via YYZ, YVR · first checked bag from $35
- AIAir IndiaStar AllianceConnecting via DEL, BOM · first checked bag included
- ASAlaska AirlinesoneworldConnecting via SEA, PDX, ANC · first checked bag from $35
- AAAmerican AirlinesoneworldConnecting via DFW, CLT, ORD, PHX, LAX, DCA, JFK · first checked bag from $40
- NHANA All Nippon AirwaysStar AllianceConnecting via HND, NRT · first checked bag included
- OZAsiana AirlinesStar AllianceConnecting via ICN · first checked bag included
- CIChina AirlinesSkyTeamConnecting via TPE · first checked bag included
- DLDelta Air LinesSkyTeamConnecting via DTW, SLC, SEA, LAX, JFK · first checked bag from $35
- BREVA AirStar AllianceConnecting via TPE · first checked bag included
- JLJapan AirlinesoneworldConnecting via HND, NRT, KIX · first checked bag included
- B6JetBlueConnecting via BOS · first checked bag from $40
- KEKorean AirSkyTeamConnecting via ICN · first checked bag included
- PRPhilippine AirlinesConnecting via MNL · first checked bag included
- SKSAS Scandinavian AirlinesSkyTeamConnecting via ARN, OSL · first checked bag from $70
- UAUnited AirlinesStar AllianceConnecting via ORD, DEN, IAH, EWR, IAD, LAX · first checked bag from $40
- VBVivaLow-costConnecting via MTY · first checked bag from $45
- Y4VolarisLow-costConnecting via GDL, TIJ · first checked bag from $45
- WSWestJetConnecting via YYC · first checked bag from $35
Connecting options
Hubs where one airline can carry you on both legs, most choices first.
- Los Angeles (LAX)AADLUA3 airlines
- Chicago (ORD)AAUA2 airlines
- New York (JFK)AADL2 airlines
- Seattle (SEA)DLAS2 airlines
- Tokyo (HND)JLNH2 airlines
Which airport should I use?
Hong KongSan Francisco has 3 airports. Fares can differ by $50 to $150 round trip between them, so check the alternatives before you book.
Tips for this route
- Only Cathay Pacific flies this route nonstop, which keeps nonstop fares firm. A one-stop itinerary through LAX or ORD is usually cheaper if you can spare the extra three to five hours.
- January 2027 is the cheapest month to fly over the next six months, with round trips from $564; September 2026 is the most expensive at $801 and up, a difference of $237 per traveler.
- Departing on a Tuesday averages 18% less than a Sunday on this route. If your dates are flexible, shift the outbound by a day or two and check the calendar view before you book.
- Book 2 to 5 months ahead for the best fares; long-haul seats sell out earliest for summer and holiday travel.
- San Francisco is 15 hours behind Hong Kong. A morning departure lands in San Francisco with most of the day left; an evening flight arrives close to local dinner time.
Destination guide
San Francisco: Fog, hills and the Golden Gate
San Francisco packs cable cars, the Golden Gate Bridge, Alcatraz and world-class food into 49 square miles. SFO is the main gateway; Oakland and San Jose are handy alternatives with lower fares on many routes.
Best time to visit: September and October are the warmest, clearest months. Spring (April–May) is green and mild. Summer fog ('Karl') keeps the coast cool; winter is rainy but inexpensive.
Flying the other way? San Francisco to Hong KongFares, airlines and tips for SFO to HKG.Ready to compare live fares?
See every airline on HKG–SFO side by side with bags and seat rules spelled out.
Search Hong Kong to San FranciscoHong Kong to San Francisco: common questions
How long is the flight from Hong Kong to San Francisco?
A nonstop flight from Hong Kong (HKG) to San Francisco (SFO) takes about 13h 10m gate to gate, covering 6,914 miles. Connecting itineraries add the layover, typically 2 to 5 hours more in total.
Which airlines fly nonstop from HKG to SFO?
Cathay Pacific operates nonstop flights from Hong Kong (HKG) to San Francisco (SFO), with 1 nonstop departure a day between them. One-stop options connect through LAX, ORD and JFK.
What is the cheapest month to fly from Hong Kong to San Francisco?
Over the next six months, January 2027 has the lowest round-trip fares from Hong Kong (HKG) to San Francisco (SFO), starting at $564 per traveler including taxes and fees. Within any month, Tuesday departures average the lowest prices.
How far in advance should I book Hong Kong to San Francisco flights?
Book 2 to 5 months ahead for the best fares; long-haul seats sell out earliest for summer and holiday travel. Air1 Tickets includes free cancellation within 24 hours of booking on every fare, so you can lock in a good price and keep looking.
What is the time difference between Hong Kong and San Francisco?
San Francisco is 15 hours behind Hong Kong. HKG is on Asia/Hong Kong time and SFO on America/Los Angeles time. Departure and arrival times in search results are always shown in local time at each airport.
Related routes
Other popular city pairs from the same departure city and to the same destination, with the lowest round-trip fares we found.
More flights from Hong Kong
All routesMore flights to San Francisco
All routes- New York to San FranciscoJFK → SFOfrom $239
- Chicago to San FranciscoORD → SFOfrom $159
- Los Angeles to San FranciscoLAX → SFOfrom $63
- Seattle to San FranciscoSEA → SFOfrom $80
- Honolulu to San FranciscoHNL → SFOfrom $243
- Vancouver to San FranciscoYVR → SFOfrom $107
- London to San FranciscoLHR → SFOfrom $513
- Paris to San FranciscoCDG → SFOfrom $508