HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Diego

$417+ Cheap flights from Hong Kong (HKG) to San Diego (SAN)

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 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SAN
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Hong Kong to San Diego with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Hong Kong to San Diego

Cheapest flights from Hong Kong to San Diego
Explore the most affordable flight options available from Hong Kong to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.

This Jettzy deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/253:30 pm
HKG
-
SAN
2 stops31h 45m
Multiple Airlines
Wed 4/17:40 am
SAN
-
HKG
2 stops22h 05m
Multiple Airlines
Deal found 2/8$869
This United Airlines deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/3111:45 am
HKG
-
SAN
1 stop21h 53m
United Airlines
Sat 4/411:01 am
SAN
-
HKG
2 stops26h 59m
United Airlines
Deal found 2/8$939
This United Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/2711:25 am
HKG
-
SAN
1 stop23h 23m
United Airlines
Sat 4/1111:01 am
SAN
-
HKG
2 stops26h 59m
United Airlines
Deal found 2/9$978
This Gotogate deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/19:45 am
HKG
-
SAN
1 stop26h 08m
Air Canada
Wed 7/88:25 am
SAN
-
HKG
1 stop29h 45m
Air Canada
Deal found 2/10$1,140
This Mytrip deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/3012:55 am
HKG
-
SAN
2 stops34h 58m
Multiple Airlines
Wed 7/81:35 pm
SAN
-
HKG
1 stop17h 30m
Multiple Airlines
Deal found 2/10$1,144
This oojo deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/17:40 pm
HKG
-
SAN
2 stops51h 38m
EVA Air
Wed 7/89:10 am
SAN
-
HKG
2 stops19h 45m
EVA Air
Deal found 2/10$1,166
This Mytrip deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/311:15 am
HKG
-
SAN
2 stops34h 38m
Multiple Airlines
Sat 8/1512:35 pm
SAN
-
HKG
1 stop25h 35m
Multiple Airlines
Deal found 2/9$1,226
This Mytrip deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/19:45 am
HKG
-
SAN
2 stops51h 40m
Air Canada
Sat 8/154:06 pm
SAN
-
HKG
2 stops22h 04m
Air Canada
Deal found 2/9$1,239
This China Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/2711:25 am
HKG
-
SAN
2 stops21h 15m
Multiple Airlines
Sat 4/116:45 pm
SAN
-
HKG
2 stops23h 30m
Multiple Airlines
Deal found 2/10$1,245

Find flight deals from Hong Kong to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Hong Kong (HKG) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$869
(Jettzy)

One-way from

$417
(Kiwi.com)

Popular in

August

Cheapest in

June

Average price

$1,386
Provider with most accurate pricing for Hong Kong Intl-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for Hong Kong Intl-San Diego flights.
Search Deals
From Hong Kong Intl to San Diego
Search Deals
One-way flight from Hong Kong Intl to San Diego
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($81 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($58 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Hong Kong to San Diego that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 11, 2026.
Use the filters below to find and compare flights from Hong Kong to San Diego that are best for you.

Fly from

Hong Kong

Fly to

San Diego

Route

Depart

Return

Price

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Wed 3/25

3:30 pm-8:15 am

2 stops31h 45m

San Diego

Wed 4/1

7:40 am-8:45 pm

2 stops22h 05m

$869

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Tue 3/31

11:45 am-8:12 pm

2 stops23h 27m

San Diego

Sat 4/4

5:00 pm-5:00 am

2 stops21h 00m

$939

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Fri 3/27

10:45 pm-11:40 pm

1 stop15h 55m

San Diego

Sat 4/11

1:20 pm-5:00 am

1 stop24h 40m

$978

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Sun 3/15

2:55 pm-8:32 am

2 stops56h 37m

$417

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Thu 6/4

8:10 pm-8:49 am

2 stops27h 39m

$444

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Sun 3/15

2:00 am-1:13 pm

3 stops50h 13m

$453

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Sat 3/7

3:30 pm-7:18 am

2 stops31h 48m

$466

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Wed 3/11

7:40 pm-8:18 am

2 stops27h 38m

$484

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Mon 3/30

8:10 pm-8:15 am

2 stops27h 05m

$503

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Sat 3/7

9:10 pm-7:05 am

3 stops49h 55m

$520

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/10

Showing 1-10 of 12 results
1
2
  • Most accurate provider: When it comes to deals on Hong Kong-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Hong Kong-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Hong Kong-San Diego flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Hong Kong-San Diego flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Hong Kong-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Hong Kong to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Hong Kong with our price prediction graph.
Estimated round-trip 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.

Cheapflights Insights

Everything you need to know about your flight from Hong Kong to San Diego

What is the cheapest month to book a flight from Hong Kong to San Diego?

Currently, July is the cheapest month in which you can book a flight from Hong Kong to San Diego (average of $459). Flying from Hong Kong to San Diego in December is currently the most expensive (average of $1,063). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Hong Kong to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Hong Kong to San Diego?

    Airlines like United Airlines fly from Hong Kong to San Diego in about 23h 27m. The time it takes to get you to your destination can typically vary by up to . There are 7350 mi between Hong Kong and San Diego.

  • Can I find deals for flights from Hong Kong to San Diego that include hotel bookings?

    Yes. In addition to deals on Hong Kong to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Hong Kong to San Diego?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hong Kong to San Diego.

  • Can I find deals for business class flights from Hong Kong to San Diego?

    Yes. Cheapflights offers flight deals from Hong Kong to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Hong Kong to San Diego?

    Currently, July is the cheapest month in which you can book a flight from Hong Kong to San Diego (average of $459). Flying from Hong Kong to San Diego in December is currently the most expensive (average of $1,063). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
National City
Coronado
La Mesa
Poway
Julian
Lemon Grove

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.