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Cheap flights from Hong Kong to San Diego from $488

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Hong Kong to San Diego departing on 9/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Hong Kong to San Diego

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
12:20 pm - 6:05 pm-
20h 45m
Delta Logo
7:53 pm - 5:05 am-
18h 12m
$825Delta
Thu, Sep 3 - Wed, Sep 16
Delta Logo
9:25 am - 3:10 pm-
20h 45m
Delta Logo
7:53 pm - 5:05 am-
18h 12m
$827Delta
Thu, Sep 3 - Wed, Sep 16
Delta Logo
12:20 pm - 11:50 pm-
26h 30m
Delta Logo
6:15 am - 10:45 pm-
25h 30m
$832Delta
Thu, Sep 3 - Wed, Sep 16
Korean Air Logo
12:20 pm - 7:14 pm-
21h 54m
Korean Air Logo
7:59 pm - 11:20 am-
24h 21m
$836Korean Air
Mon, Oct 19 - Sat, Oct 24
STARLUX Airlines Logo
11:20 am - 9:58 pm-
25h 38m
STARLUX Airlines Logo
5:20 pm - 6:55 pm-
34h 35m
$898STARLUX Airlines
Sat, Oct 10 - Wed, Oct 14
Delta Logo
12:20 pm - 10:09 am-
36h 49m
Delta Logo
10:54 am - 5:05 am-
27h 11m
$926Delta
Wed, Sep 16 - Wed, Sep 23
Delta Logo
9:25 am - 3:01 pm-
20h 36m
Delta Logo
7:53 pm - 5:05 am-
18h 12m
$928Delta
Wed, Sep 16 - Wed, Sep 23
Delta Logo
12:45 am - 5:59 pm-
32h 14m
Delta Logo
7:11 pm - 10:45 pm-
36h 34m
$933Delta
Tue, Sep 15 - Wed, Sep 23
Korean Air Logo
12:45 am - 7:14 pm-
33h 29m
Korean Air Logo
7:59 pm - 10:55 am-
23h 56m
$937Korean Air
Tue, Oct 13 - Sun, Oct 18
United Airlines Logo
11:45 am - 1:44 pm-
16h 59m
United Airlines Logo
5:00 pm - 5:00 am-
21h 00m
$1,037United Airlines
Sat, Oct 10 - Wed, Oct 14

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Delta flights from Hong Kong to San Diego

Our best Delta deals on Hong Kong to San Diego flight tickets
Delta
Sep 3
HKG12:20 pmHong Kong Intl
20h 45m
2 stops
SAN6:05 pmSan Diego
Sep 16
SAN7:53 pmSan Diego
18h 12m
1 stop
HKG5:05 amHong Kong Intl
$825
Delta
Sep 3
HKG9:25 amHong Kong Intl
20h 45m
1 stop
SAN3:10 pmSan Diego
Sep 16
SAN7:53 pmSan Diego
18h 12m
1 stop
HKG5:05 amHong Kong Intl
$827
Delta
Sep 3
HKG12:20 pmHong Kong Intl
26h 30m
2 stops
SAN11:50 pmSan Diego
Sep 16
SAN6:15 amSan Diego
25h 30m
2 stops
HKG10:45 pmHong Kong Intl
$832

United Airlines flights from Hong Kong to San Diego

Our best United Airlines deals on Hong Kong to San Diego flight tickets
United Airlines
Oct 10
HKG11:45 amHong Kong Intl
16h 59m
1 stop
SAN1:44 pmSan Diego
Oct 14
SAN5:00 pmSan Diego
21h 00m
2 stops
HKG5:00 amHong Kong Intl
$1,037
United Airlines
Oct 14
HKG11:45 amHong Kong Intl
16h 59m
1 stop
SAN1:44 pmSan Diego
Oct 18
SAN7:41 pmSan Diego
32h 14m
1 stop
HKG6:55 pmHong Kong Intl
$1,100
United Airlines
Oct 14
HKG10:30 pmHong Kong Intl
17h 01m
1 stop
SAN12:31 amSan Diego
Oct 18
SAN3:56 pmSan Diego
22h 44m
2 stops
HKG5:40 amHong Kong Intl
$1,139

momondo 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, momondo users made 832,500 searches. Data last updated August 4, 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 9/3

12:20 pm-6:05 pm

2 stops20h 45m

San Diego

Wed 9/16

7:53 pm-5:05 am

1 stop18h 12m

$825

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Thu 9/3

9:25 am-3:10 pm

1 stop20h 45m

San Diego

Wed 9/16

7:53 pm-5:05 am

1 stop18h 12m

$827

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Thu 9/3

12:20 pm-11:50 pm

2 stops26h 30m

San Diego

Wed 9/16

6:15 am-10:45 pm

2 stops25h 30m

$832

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Mon 10/19

12:20 pm-7:14 pm

2 stops21h 54m

San Diego

Sat 10/24

7:59 pm-11:20 am

2 stops24h 21m

$836

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Sat 10/10

11:20 am-9:58 pm

2 stops25h 38m

San Diego

Wed 10/14

5:20 pm-6:55 pm

2 stops34h 35m

$898

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Wed 9/16

12:20 pm-10:09 am

2 stops36h 49m

San Diego

Wed 9/23

10:54 am-5:05 am

1 stop27h 11m

$926

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Wed 9/16

9:25 am-3:01 pm

1 stop20h 36m

San Diego

Wed 9/23

7:53 pm-5:05 am

1 stop18h 12m

$928

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Tue 9/15

12:45 am-5:59 pm

2 stops32h 14m

San Diego

Wed 9/23

7:11 pm-10:45 pm

2 stops36h 34m

$933

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Tue 10/13

12:45 am-7:14 pm

2 stops33h 29m

San Diego

Sun 10/18

7:59 pm-10:55 am

2 stops23h 56m

$937
Quickest round-trip

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Sat 10/10

11:45 am-1:44 pm

1 stop16h 59m

San Diego

Wed 10/14

5:00 pm-5:00 am

2 stops21h 00m

$1,037

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Diego from

How to get the cheapest flight ticket from Hong Kong to San Diego

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Hong Kong to San Diego flights?

You could potentially save up to 15% on your flight if you consider stops on a Hong Kong to San Diego flight.

How have Hong Kong to San Diego flight prices changed over time?

When to book flights from Hong Kong to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from Hong Kong to San Diego according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Hong Kong to San Diego (HKG to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Hong Kong to San Diego

Fastest flight time

24h 49m

Direct flights

None
The fastest flight from Hong Kong to San Diego takes 24h 49m
There are no direct flights from Hong Kong to San Diego. There are no popular flight routes from Hong Kong to San Diego.
Search flight deals

Frequently asked questions about flying from Hong Kong to San Diego

  • How far is Hong Kong Intl to San Diego by plane?

    San Diego is 7340.9 mi away from Hong Kong Intl. Flights usually cover this in 24h 49m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Hong Kong Intl Airport to San Diego Airport?

    Prices for flights from Hong Kong Intl Airport to San Diego Airport were last updated today.

  • How old do you have to be to fly from Hong Kong Intl Airport to San Diego Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Hong Kong Intl Airport to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The necessary travel and health documents for your San Diego Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Chula Vista
Coronado
El Cajon
National City
Julian
La Mesa
Poway
San Ysidro
Imperial Beach
Borrego Springs
Santee
Lemon Grove
Alpine

Why use momondo?

Why should I use momondo to find a flight deal from Hong Kong to San Diego?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Hong Kong to San Diego for you.

Can I find flights from Hong Kong to San Diego with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Hong Kong to San Diego flights to just show those with flexible booking policies.

How can momondo help me find flights from Hong Kong to San Diego?

Once all potential Hong Kong to San Diego flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Hong Kong to San Diego right now. Can momondo alert me if prices change?

If you are simply researching potential flights to San Diego, momondo offers a useful price alert feature which will track prices for flights to San Diego from Hong Kong and alert you when they change.

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