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HK$575+ Cheap flights from San Francisco

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18-4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SFO — HKG
30 Mar — 6 Apr1
1 adult

What to know about flights from San Francisco

Discover essential information about flights departing from San Francisco, including flight schedules, destinations, airlines operating at the San Francisco airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 25 March 2025.

Cheapest round-trip flight

HK$6,679

Cheapest airline

Frontier

Good round-trip deal

HK$302 or less

Good one-way deal

HK$346 or less
The cheapest round-trip flight from San Francisco is currently to Hong Kong Intl.
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On average, Frontier currently has the cheapest one-way flight from San Francisco (avg. price of HK$416).
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Price to beat on a round-trip flight from San Francisco.
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Price to beat on a one-way flight from San Francisco.
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Find flights from San Francisco

Cheapest flights from San Francisco
Explore the most affordable flight options available from San Francisco. Find the lowest fares based on data from user searches, with prices last updated on 25 March 2025.

Tue 5-820:59SFO - LAX
Nonstop1h 37mDelta
Tue 26-810:25LAX - SFO
Nonstop1h 33mDelta
Deal found 24-3HK$910
Mon 28-408:00SFO - PDX
Nonstop1h 48mAlaska Airlines
Thu 8-521:52PDX - SFO
Nonstop1h 49mAlaska Airlines
Deal found 24-3HK$1,065
Thu 24-416:36SFO - PDX
1 stop4h 13mDelta
Mon 28-416:54PDX - SFO
1 stop5h 44mDelta
Deal found 24-3HK$1,213
Sat 26-416:31SFO - LAX
Nonstop1h 34mAlaska Airlines
Mon 28-418:35LAX - SFO
1 stop5h 24mAlaska Airlines
Deal found 24-3HK$1,244
Sat 17-508:39SFO - PDX
1 stop5h 11mHawaiian Airlines
Sat 17-517:55PDX - SFO
Nonstop1h 50mHawaiian Airlines
Deal found 24-3HK$1,252
Mon 28-405:10SFO - LAX
1 stop5h 25mSouthwest
Tue 29-405:25LAX - SFO
1 stop5h 40mSouthwest
Deal found 24-3HK$1,252
Tue 15-412:45SFO - PDX
2 stops6h 15mSouthwest
Fri 18-413:30PDX - SFO
1 stop6h 10mSouthwest
Deal found 24-3HK$1,259
Tue 8-409:30SFO - LAX
Nonstop1h 37mHawaiian Airlines
Tue 8-417:08LAX - SFO
Nonstop1h 31mHawaiian Airlines
Deal found 24-3HK$1,485
Tue 6-513:05SFO - PDX
Nonstop1h 53mUnited Airlines
Tue 6-518:30PDX - SFO
Nonstop1h 49mUnited Airlines
Deal found 24-3HK$1,570
Sat 3-510:45SFO - DFW
Nonstop3h 41mUnited Airlines
Mon 5-519:50DFW - SFO
Nonstop4h 00mUnited Airlines
Deal found 23-3HK$1,625
Mon 2-600:43SFO - MKE
1 stop8h 11mUnited Airlines
Tue 10-607:15MKE - SFO
1 stop6h 39mUnited Airlines
Deal found 24-3HK$1,718
Tue 15-422:45SFO - DFW
1 stop8h 01mDelta
Tue 22-416:00DFW - SFO
1 stop5h 58mDelta
Deal found 24-3HK$1,842

Find flights from San Francisco within your budget

Find flights departing from San Francisco that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 25 March 2025. In the last 7 days, Cheapflights users made a total of 70,647 searches

Fly to

Hong Kong

Route

Departure

Return

Price

San FranciscoLos Angeles

SFO - LAX

SFOLAX

San Francisco

Tue 5-8

20:59-22:36

Nonstop1h 37m

Los Angeles

Tue 26-8

10:25-11:58

Nonstop1h 33m

HK$910

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Mon 28-4

08:00-09:48

Nonstop1h 48m

Portland

Thu 8-5

21:52-23:41

Nonstop1h 49m

HK$1,065

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Thu 24-4

16:36-20:49

1 stop4h 13m

Portland

Mon 28-4

16:54-22:38

1 stop5h 44m

HK$1,213

San FranciscoLos Angeles

SFO - LAX

SFOLAX

San Francisco

Sat 26-4

16:31-18:05

Nonstop1h 34m

Los Angeles

Mon 28-4

18:35-23:59

1 stop5h 24m

HK$1,244

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Sat 17-5

08:39-13:50

1 stop5h 11m

Portland

Sat 17-5

17:55-19:45

Nonstop1h 50m

HK$1,252

San FranciscoLos Angeles

SFO - LAX

SFOLAX

San Francisco

Mon 28-4

05:10-10:35

1 stop5h 25m

Los Angeles

Tue 29-4

05:25-11:05

1 stop5h 40m

HK$1,252

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Tue 15-4

12:45-19:00

2 stops6h 15m

Portland

Fri 18-4

13:30-19:40

1 stop6h 10m

HK$1,259

San FranciscoLos Angeles

SFO - LAX

SFOLAX

San Francisco

Tue 8-4

09:30-11:07

Nonstop1h 37m

Los Angeles

Tue 8-4

17:08-18:39

Nonstop1h 31m

HK$1,485

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Tue 6-5

13:05-14:58

Nonstop1h 53m

Portland

Tue 6-5

18:30-20:19

Nonstop1h 49m

HK$1,570

San FranciscoDallas

SFO - DFW

SFODFW

San Francisco

Sat 3-5

10:45-16:26

Nonstop3h 41m

Dallas/Fort Worth

Mon 5-5

19:50-21:50

Nonstop4h 00m

HK$1,625

Flights are sorted by cheapest return flights first.

Deals found on 23-3

Showing 1-10 of 60 results
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Best time to book a flight from San Francisco

Have a flexible travel schedule? Discover the best time to fly from San Francisco with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from San Francisco

Get recent, data-driven insights about flights from San Francisco including ideal travel times, pricing trends, and more.

When is the best time to book a flight from San Francisco?

Use this chart to determine the optimal time to book a return flight from San Francisco to Hong Kong. Price data was last updated on 21 March 2025.

The price you pay for your flight from San Francisco may vary depending on when you book. For the best chance of a lower fare, look to book 46 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from San Francisco?

Currently, February is the cheapest month in which you can book a flight from San Francisco (average of HK$5,076). Flying from San Francisco in June will prove the most costly (average of HK$7,517). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from San Francisco?

Many airlines operate round-trip flights from San Francisco: Cathay Pacific, United Airlines, EVA Air, China Airlines, Air Canada. These airlines fly to the following popular destinations: Hong Kong.

Cathay Pacific

Cathay Pacific

From HK$815

United Airlines

United Airlines

From HK$115

Frontier

Frontier

From HK$27

Alaska Airlines

Alaska Airlines

From HK$137

What are popular destinations to fly to from San Francisco?

If you’re flying from San Francisco, these routes are more frequently taken by airlines New York (1,347 flights per day), Los Angeles (1,061 flights per day) and Chicago (708 flights per day).

Hong Kong Intl

Hong Kong Intl

From HK$859

Las Vegas Harry Reid Intl

Las Vegas Harry Reid Intl

From HK$32

Burbank Bob Hope

Burbank Bob Hope

From HK$39

Los Angeles

Los Angeles

From HK$14

What is the cheapest place to fly to from San Francisco?

The cheapest city to fly to from San Francisco is Los Angeles, with prices starting at HK$109. Explore other affordable destinations below.

Los Angeles

Los Angeles

From HK$14

Las Vegas Harry Reid Intl

Las Vegas Harry Reid Intl

From HK$32

Burbank Bob Hope

Burbank Bob Hope

From HK$39

New York

New York

From HK$253

Airline reviews for flights from San Francisco

Get insights into the airlines that provide service from San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from San Francisco. In the last 7 days, Cheapflights users made a total of 70,647 searches.
星宇航空
9.1
Wonderful
Check prices

Crew

9.3

Boarding

9.0

Entertainment

9.0

Overall

9.1

Comfort

9.0

Food

8.9

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
星宇航空
9.1
Wonderful
星宇航空
9.1
Wonderful
Check prices

Crew

9.3

Boarding

9.0

Entertainment

9.0

Overall

9.1

Comfort

9.0

Food

8.9

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
EVA Air
8.4
Very Good
1,171 reviews
星宇航空
9.1
Wonderful
Check prices

Crew

9.3

Boarding

9.0

Entertainment

9.0

Overall

9.1

Comfort

9.0

Food

8.9

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
Korean Air
8.4
Very Good
1,047 reviews
星宇航空
9.1
Wonderful
Check prices

Crew

9.3

Boarding

9.0

Entertainment

9.0

Overall

9.1

Comfort

9.0

Food

8.9

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
Japan Airlines
8.3
Very Good
1,440 reviews
星宇航空
9.1
Wonderful
Check prices

Crew

9.3

Boarding

9.0

Entertainment

9.0

Overall

9.1

Comfort

9.0

Food

8.9

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
ANA
8.3
Very Good
825 reviews
星宇航空
9.1
Wonderful
Check prices

Crew

9.3

Boarding

9.0

Entertainment

9.0

Overall

9.1

Comfort

9.0

Food

8.9

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

Browse thousands of different options on Cheapflights for your next trip

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Fly your favourite airline from San Francisco

Browse through various options for flying your favourite airline from San Francisco. Flight routes are based on user searches made on Cheapflights and were last updated on 25 March 2025.
Cathay Pacific flights from San Francisco to Hong Kong
Frontier flights from San Francisco to Las Vegas
EVA Air flights from San Francisco to Hong Kong
China Airlines flights from San Francisco to Hong Kong
China Southern flights from San Francisco to Guangzhou

Related info for your journey

Access useful and relevant information related to your journey from San Francisco. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 25 March 2025.

  • What are the most popular destinations to fly to from San Francisco?

    This month, the top selected destinations from San Francisco are Bangkok Suvarnabhumi Airport, Boston, Mumbai. Throughout the year, Mumbai, Bengaluru, Boston are some of the top choices made by users flying from San Francisco.

  • What is the cheapest flight from San Francisco to anywhere?

    Users have flown out of San Francisco for as low as HK$109 to Los Angeles (prices may vary depending on the airline and departure time). On average, users have booked flights for HK$5,408 to fly from San Francisco.

  • What are the cheapest airlines flying from San Francisco to anywhere?

    Over the past few days, we've found that Frontier, JetBlue, and United Airlines have the cheapest prices from San Francisco. Frontier flights from San Francisco to Las Vegas Harry Reid Intl (HK$211), JetBlue flights from San Francisco to Boston Logan Intl (HK$341), and United Airlines flights from San Francisco to Hong Kong Intl (HK$892).

  • What is the cheapest premium economy flight from San Francisco?

    Here are some of the cheapest offers we have found for the cheapest premium economy flights from San Francisco.
    Fly San Francisco to Denver from HK$6,960
    Fly San Francisco to Hong Kong from HK$8,780
    Fly San Francisco to Incheon Intl Airport from HK$9,762
    Fly San Francisco to Tokyo Narita Airport from HK$9,910

  • What is the cheapest first class flight from San Francisco?

    To fly first-class from San Francisco on a budget, select a flight to New York from HK$16,357.

  • What is the cheapest month to fly from San Francisco?

    Currently, the cheapest month for flights from San Francisco is February. The most expensive month for flights is June. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • Where are the cheapest places to fly to from San Francisco?

    Check out the cheapest flights from San Francisco to embark to:
    Fly from San Francisco to Hong Kong from HK$5,566 round trip

  • How does Cheapflights help users find flights from San Francisco?

    Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from San Francisco. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

  • Why should you use Cheapflights to find cheap flight tickets from San Francisco?

    Cheapflights helps you find that perfect flight from San Francisco by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

  • Can Cheapflights find flights from San Francisco with no change fees?

    Need flexible booking options for your flight from San Francisco ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

  • Can Cheapflights notify me if prices for flights from San Francisco become cheaper?

    Not ready to book yet? You can track prices for flights from San Francisco on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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How does Cheapflights help users find flights from San Francisco?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from San Francisco. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from San Francisco?

Cheapflights helps you find that perfect flight from San Francisco by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from San Francisco with no change fees?

Need flexible booking options for your flight from San Francisco ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from San Francisco become cheaper?

Not ready to book yet? You can track prices for flights from San Francisco on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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