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$417+ Cheap flights from Hong Kong 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 15 — Mar 221
Sun 3/15
Sun 3/22
1 adult, Economy
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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 13, 2026.

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.
Tue 3/3111:45 am
HKG
-
SAN
1 stop25h 53m
United Airlines
Sat 4/49:46 am
SAN
-
HKG
1 stop18h 09m
United Airlines
Deal found 2/9$939
This United Airlines deal was found by Cheapflights users on 2/11. 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 3/2710:45 pm
HKG
-
SAN
1 stop15h 55m
United Airlines
Sat 4/116:20 am
SAN
-
HKG
1 stop21h 10m
United Airlines
Deal found 2/11$977
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

Keep the following information in mind while searching for Hong Kong to San Diego flight deals. Data was last updated February 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$939
(United Airlines)

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 to San Diego
Search Deals
One-way flight from Hong Kong 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 13, 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

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

6:20 am-6:30 pm

1 stop21h 10m

$977

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

Mon 3/30

8:10 pm-8:15 am

2 stops27h 05m

$503

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Mon 3/30

9:45 pm-11:59 pm

1 stop17h 14m

$778

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Sun 3/15

10:30 pm-8:53 pm

1 stop37h 23m

$827

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Sat 3/21

7:30 pm-1:48 pm

3 stops57h 18m

$1,227

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Fri 3/20

8:05 pm-7:35 am

2 stops26h 30m

$1,305

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Sat 3/21

8:05 pm-9:07 am

2 stops28h 02m

$1,349

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/10

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.

  • What airport do you fly into for flights to San Diego from Hong Kong?

    For a flight from Hong Kong to San Diego, you will be flying into San Diego. San Diego (SAN) is just 2.6 mi from the center of the city.

  • 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

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