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$491+ 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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SAN
May 2 — May 91
Sat 5/2
Sat 5/9
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 April 2, 2026.

This oojo deal was found by Cheapflights users on 3/31. 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.
Fri 5/159:05 pm
HKG
-
SAN
2 stops36h 22m
EVA Air
Fri 5/228:35 pm
SAN
-
HKG
2 stops21h 15m
EVA Air
Deal found 3/31$957
This Flysmarter deal was found by Cheapflights users on 3/28. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/149:45 am
HKG
-
SAN
1 stop26h 05m
Air Canada
Thu 5/284:55 pm
SAN
-
HKG
1 stop21h 20m
Air Canada
Deal found 3/28$960
This oojo deal was found by Cheapflights users on 3/30. 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.
Thu 5/143:25 pm
HKG
-
SAN
2 stops31h 33m
EVA Air
Thu 5/215:42 pm
SAN
-
HKG
2 stops24h 08m
EVA Air
Deal found 3/30$964
This Flysmarter deal was found by Cheapflights users on 3/28. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/141:30 pm
HKG
-
SAN
2 stops22h 20m
Multiple Airlines
Thu 5/284:55 pm
SAN
-
HKG
1 stop21h 20m
Multiple Airlines
Deal found 3/28$1,019
This Air Canada deal was found by Cheapflights users on 3/31. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/109:45 am
HKG
-
SAN
2 stops38h 20m
Air Canada
Mon 9/144:07 pm
SAN
-
HKG
2 stops46h 08m
Air Canada
Deal found 3/31$1,040
This United Airlines deal was found by Cheapflights users on 3/30. 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.
Thu 9/1011:45 am
HKG
-
SAN
1 stop18h 09m
United Airlines
Mon 9/145:00 pm
SAN
-
HKG
2 stops21h 00m
United Airlines
Deal found 3/30$1,051
This EVA Air deal was found by Cheapflights users on 3/30. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/147:40 pm
HKG
-
SAN
2 stops19h 19m
Multiple Airlines
Thu 5/218:45 pm
SAN
-
HKG
2 stops21h 05m
Multiple Airlines
Deal found 3/30$1,117
This Booking.com deal was found by Cheapflights users on 3/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/129:45 am
HKG
-
SAN
1 stop26h 05m
Multiple Airlines
Tue 5/198:10 am
SAN
-
HKG
2 stops29h 35m
Multiple Airlines
Deal found 3/28$1,152

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 April 2, 2026.

Round-trip from

$957
(oojo)

One-way from

$491
(Kiwi.com)

Popular in

February

Cheapest in

June

Average price

$1,190
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. 17% potential increase in price ($323 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 13% potential price decrease ($181 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 April 2, 2026.
Use the filters below to find and compare flights from Hong Kong to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Thu 9/10

9:45 am-9:05 am

2 stops38h 20m

San Diego

Mon 9/14

4:07 pm-5:15 am

2 stops46h 08m

$1,040

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Thu 9/10

11:45 am-1:44 pm

1 stop16h 59m

San Diego

Mon 9/14

2:24 pm-5:00 am

2 stops23h 36m

$1,051
Quickest round-trip

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Thu 5/14

7:40 pm-11:59 pm

2 stops19h 19m

San Diego

Thu 5/21

8:45 pm-8:50 am

2 stops21h 05m

$1,117
Cheapest one-way

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Thu 9/3

1:00 pm-11:49 pm

2 stops25h 49m

$491

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Wed 4/29

8:55 am-10:36 pm

2 stops28h 41m

$697

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Sat 4/25

1:50 am-11:40 am

3 stops48h 50m

$741
Quickest one-way

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Thu 9/3

4:05 pm-10:33 pm

1 stop21h 28m

$833

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Wed 4/29

6:15 pm-9:31 pm

2 stops42h 16m

$847

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Tue 7/14

12:40 pm-10:08 am

1 stop36h 28m

$852

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Mon 7/6

11:45 am-4:07 pm

1 stop43h 22m

$852

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/29

Showing 1-10 of 14 resultsSorted by cheapest first
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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 Air Canada and United Airlines fly from Hong Kong to San Diego in about 16h 59m. The time it takes to get you to your destination can typically vary by up to 21h 21m. There are 7350 mi between Hong Kong and San Diego. This flight may include one or multiple stops.

  • 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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