Cheap flights from San Francisco to Hong Kong from $708 SFO → HKG
San Francisco International Airport (SFO) → Hong Kong International Airport (HKG)
The cheapest return found recently is $708 with Air Premia, 19 Feb 2027 – 9 Apr 2027, found yesterday.
- Cheapest return found recently
- $708, 19 Feb 2027 to 9 Apr 2027
- Usual return price
- $818 to $914
- Cheapest month to fly
- February 2027, return fares from $708 found in the last 7 days
- Airlines with nonstop flights
- Cathay Pacific
Return
The cheapest return fare on each of 10 departure dates is usually $818 to $914.
Cheapest return found recently
$708
19 Feb 2027 – 9 Apr 2027 · Air Premia
San Francisco International Airport (SFO) → Hong Kong International Airport (HKG)
Leaves 3:20 p.m. · Return leaves 1:20 p.m. · 51 h 35 min of travel, both ways together
out 1 stop, back 1 stop
found yesterday
Cheapest nonstop return
$1,370
13 Jan 2027 – 17 Feb 2027 · Cathay Pacific
San Francisco International Airport (SFO) → Hong Kong International Airport (HKG)
Leaves 10:55 p.m. · Return leaves 1:45 a.m. · 27 h 40 min of travel, both ways together
out nonstop, back nonstop
found yesterday
Found recently, and the cheapest we hold
$708 19 Feb 2027 – 9 Apr 2027found yesterdaySee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 50 days, 24 Sept to 12 Nov, the cheapest return we saw each day was $708 to $886.
At $708, the cheapest return found recently is at the low end of that range.
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 10 departure dates from 14 Nov to 25 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 49-night return fares leaving within 3 days of 19 Feb 2027 to compare.
Every date we hold
27 fares on 10 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 14 Nov – 18 Dec | $1,023 | Alaska Airlines | San Francisco International Airport (SFO) → Hong Kong International Airport (HKG) | out 2 stops, back 1 stop | found 5 days ago | See prices for these dates |
| 18 Dec – 2 Jan 2027 | $2,699 | Flair Airlines | San Francisco International Airport (SFO) → Hong Kong International Airport (HKG) | out 2 stops, back 2 stops | found 5 days ago | See prices for these dates |
| 13 Jan 2027 – 17 Feb 2027 | $837 | Philippine Airlines | San Francisco International Airport (SFO) → Hong Kong International Airport (HKG) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
| 14 Jan 2027 – 2 Feb 2027 | $861 | Philippine Airlines | San Francisco International Airport (SFO) → Hong Kong International Airport (HKG) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
| 28 Jan 2027 – 9 Mar 2027 | $888 | Philippine Airlines | San Francisco International Airport (SFO) → Hong Kong International Airport (HKG) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
| 2 Feb 2027 – 19 Feb 2027 | $837 | Philippine Airlines | San Francisco International Airport (SFO) → Hong Kong International Airport (HKG) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
| 10 Feb 2027 – 25 Feb 2027 | $923 | Frontier Airlines | San Francisco International Airport (SFO) → Hong Kong International Airport (HKG) | out 3 stops, back 1 stop | found yesterday | See prices for these dates |
| 19 Feb 2027 – 9 Apr 2027 | $708 | Air Premia | San Francisco International Airport (SFO) → Hong Kong International Airport (HKG) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
| 8 Mar 2027 – 30 Mar 2027 | $812 | Air Premia | San Francisco International Airport (SFO) → Hong Kong International Airport (HKG) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
| 25 Apr 2027 – 8 May 2027 | $758 | Air Premia | 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?
February 2027 is the cheapest month — from $708.
Airlines on the cheapest dates: Philippine Airlines, Air Premia, Alaska Airlines, Flair Airlines, Frontier 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 19 Feb 2027 – 9 Apr 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for San Francisco to Hong Kong?
Return
Fares 180 or more days before departure were typically 16% lower than 7 to 13 days before departure.
From the cheapest return each day between 24 Sept and 12 Nov (50 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 | $988 | $800 | +20% | 26 |
| 14–29 days | $922 | $832 | +12% | 30 |
| 30–59 days | $942 | $804 | +14% | 48 |
| 60–89 days | $904 | $751 | +9% | 37 |
| 90–179 days | $828 | $708 | +0% | 32 |
| 180+ days | $826 | $775 | Cheapest seen | 38 |
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
$860
$152 more than flying to Hong Kong
10 Jan 2027 – 24 Jan 2027 · SFO → CAN · out 1 stop, back 2 stops
found yesterday
San Jose → Hong Kong
67 km from San Francisco
$1,123
$415 more than flying from San Francisco
8 Mar 2027 – 30 Mar 2027 · SJC → HKG · out 1 stop, back 1 stop
found yesterday
Oakland → Hong Kong
13 km from San Francisco
$1,140
$432 more than flying from San Francisco
8 Mar 2027 – 30 Mar 2027 · OAK → HKG · out 1 stop, back 1 stop
found yesterday
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
One-way
San Francisco → Guangzhou
129 km from Hong Kong
$472
22 Feb 2027 · SFO → CAN · 1 stop
found yesterday
San Jose → Hong Kong
67 km from San Francisco
$531
5 Jan 2027 · SJC → HKG · 2 stops
found 3 days ago
Oakland → Hong Kong
13 km from San Francisco
$613
5 Jan 2027 · OAK → HKG · 1 stop
found 3 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 19 Feb 2027 – 9 Apr 2027. A live search on this page shows what those dates cost now, for one adult in economy.
Questions about this trip
How much is a return flight from San Francisco to Hong Kong?
The cheapest return found recently is $708 with Air Premia, 19 Feb 2027 to 9 Apr 2027, found yesterday. The cheapest return fare on each of 10 departure dates is usually $818 to $914.
What is the cheapest month to fly from San Francisco to Hong Kong?
February 2027 is the cheapest month for a return, from $708, 19 Feb 2027 to 9 Apr 2027, found yesterday.
How far ahead should I book a flight from San Francisco to Hong Kong?
In 50 days of prices between 24 Sept and 12 Nov, return fares 180 or more days before departure were typically 16% lower than 7 to 13 days before departure.
Is there a direct flight from San Francisco to Hong Kong?
Yes, the cheapest nonstop return found recently is $1,370 with Cathay Pacific, 13 Jan 2027 to 17 Feb 2027, found yesterday.
Which airlines have the cheapest flights from San Francisco to Hong Kong?
Between 14 Nov and 25 Apr 2027, Philippine Airlines has the cheapest return on 4 of the 10 departure dates we hold, Air Premia on 3 and Alaska Airlines on 1.
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