San Francisco to Hong Kong SFO → HKG
San Francisco International Airport (SFO) → Hong Kong International Airport (HKG)
The cheapest return found recently is $1,692 with Alaska Airlines, 18 Dec – 18 Jan 2027, found today. The cheapest one-way found recently is $444 with Philippine Airlines, 15 Apr 2027, found 5 days ago.
Return
The cheapest return fare on each of 5 departure dates is usually $865 to $1,172.
Cheapest return found recently
$1,692
18 Dec – 18 Jan 2027 · Alaska Airlines
San Francisco International Airport (SFO) → Hong Kong International Airport (HKG)
Leaves 9:59 p.m. · Return leaves 9:50 p.m. · 82 h 16 min of travel, both ways together
out 3 stops, back 1 stop
found today
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
$1,692 18 Dec – 18 Jan 2027found todaySee prices for these dates
$826 28 Apr 2027 – 11 May 2027found 2 days agoSee prices for these dates
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $800 to $849.
At $1,692, the cheapest return found recently is above that range.
25 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good return price?
Compared with the cheapest return fare on each of 5 departure dates from 29 Oct to 30 Apr 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
We hold no other 31-night return fares leaving within 3 days of 18 Dec to compare.
Every date we hold
5 fares on 5 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 29 Oct – 18 Dec | $1,012 | EVA Air | San Francisco International Airport (SFO) → Hong Kong International Airport (HKG) | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 7 Dec – 11 Jan 2027 | $1,172 | Air Canada | San Francisco International Airport (SFO) → Hong Kong International Airport (HKG) | out 2 stops, back 1 stop | found 6 days ago | See prices for these dates |
| 18 Dec – 18 Jan 2027 | $1,692 | Alaska Airlines | San Francisco International Airport (SFO) → Hong Kong International Airport (HKG) | out 3 stops, back 1 stop | found today | See prices for these dates |
| 28 Apr 2027 – 11 May 2027 | $826 | Philippine Airlines | San Francisco International Airport (SFO) → Hong Kong International Airport (HKG) | out 1 stop, back 1 stop | found 2 days ago | See prices for these dates |
| 30 Apr 2027 – 14 May 2027 | $865 | Philippine Airlines | San Francisco International Airport (SFO) → Hong Kong International Airport (HKG) | out 1 stop, back 1 stop | found 4 days ago | See prices for these dates |
Which month looks cheapest?
April 2027 is the cheapest month — from $826.
Airlines on the cheapest dates: Philippine Airlines, EVA Air, Air Canada, Alaska Airlines.
One-way
Not enough comparable prices yet for a usual one-way price.
Cheapest one-way found recently
$444
15 Apr 2027 · Philippine Airlines
San Francisco International Airport (SFO) → Hong Kong International Airport (HKG)
Leaves 12:30 a.m. · 18 h 40 min trip
1 stop
found 5 days ago
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$444 15 Apr 2027found 5 days agoOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 16 days, 24 Sept to 18 Oct, the cheapest one-way we saw each day was $260 to $444.
At $444, the cheapest one-way found recently is at the high end of that range.
16 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good one-way price?
Not enough comparable prices yet: we hold one-way fares on 1 departure date and need at least 3 to say what is usual.
Could nearby dates be cheaper?
We hold no other one-way fares leaving within 3 days of 15 Apr 2027 to compare.
Every date we hold
1 fares on 1 departure dates
See every date as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 15 Apr 2027 | $444 | Philippine Airlines | San Francisco International Airport (SFO) → Hong Kong International Airport (HKG) | 1 stop | found 5 days ago | Open this trip |
Airlines on the cheapest dates: Philippine Airlines.
Premium cabin fares from San Francisco to Hong Kong
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 18 Dec – 18 Jan 2027 in another cabin: Premium economy · Business · First
Today's prices for 15 Apr 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for San Francisco to Hong Kong?
Return
Fares 90 to 179 days before departure were typically 14% lower than 7 to 13 days before departure.
From the cheapest return each day between 24 Sept and 18 Oct (25 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 7–13 days | $960 | $800 | +16% | 11 |
| 14–29 days | $922 | $832 | +11% | 11 |
| 30–59 days | $832 | $804 | +1% | 25 |
| 60–89 days | $1,020 | $893 | +23% | 21 |
| 90–179 days | $828 | $828 | Cheapest seen | 9 |
| 180+ days | $848 | $826 | +2% | 25 |
One-way
Not enough history yet: in 16 days of one-way prices, 24 Sept to 18 Oct, fewer than 3 booking ranges had prices on 7 days or more.
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
San Francisco → Guangzhou
129 km from Hong Kong
$826
$866 less than flying to Hong Kong
12 Apr 2027 – 22 Apr 2027 · SFO → CAN · out 1 stop, back 1 stop
found yesterday
San Jose → Hong Kong
67 km from San Francisco
$1,105
$587 less than flying from San Francisco
6 May 2027 – 15 May 2027 · SJC → HKG · out 2 stops, back 1 stop
found today
Oakland → Hong Kong
13 km from San Francisco
$2,011
$319 more than flying from San Francisco
6 May 2027 – 15 May 2027 · OAK → HKG · out 2 stops, back 2 stops
found today
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
One-way
San Jose → Hong Kong
67 km from San Francisco
$601
$157 more than flying from San Francisco
15 Apr 2027 · SJC → HKG · 2 stops
found 5 days ago
Oakland → Hong Kong
13 km from San Francisco
$607
$163 more than flying from San Francisco
15 Apr 2027 · OAK → HKG · 1 stop
found 5 days ago
Cheapest recent price on each route — one way, per traveler in Economy. Distances are in a straight line.
Live price for these dates
The cheapest return found recently is for 18 Dec – 18 Jan 2027. A live search on this page shows what those dates cost now, for one adult in economy.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work