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Cheap flights from Hong Kong to San Diego from $452

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 1/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

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Air Canada Logo
8:25 pm - 6:29 pmHKG-SAN
38h 04m2 stops
Air Canada Logo
6:05 pm - 6:40 pmSAN-HKG
32h 35m1 stop
$813Air Canada
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Fri, Feb 20 - Tue, Feb 24
Air Canada Logo
8:25 pm - 6:29 pmHKG-SAN
38h 04m2 stops
Air Canada Logo
11:57 am - 6:40 pmSAN-HKG
38h 43m2 stops
$814Air Canada
Find Deal
Fri, Feb 20 - Tue, Feb 24
STARLUX Airlines Logo
11:20 am - 10:41 pmHKG-SAN
26h 21m2 stops
STARLUX Airlines Logo
5:25 pm - 6:55 pmSAN-HKG
34h 30m2 stops
$911STARLUX Airlines
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Fri, May 8 - Tue, May 12
Multiple Airlines Logo
3:30 pm - 9:25 pmHKG-SAN
20h 55m2 stops
Multiple Airlines Logo
6:45 pm - 8:50 amSAN-HKG
23h 05m2 stops
$930Multiple Airlines
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Fri, Mar 27 - Sat, Apr 11
Multiple Airlines Logo
3:30 pm - 9:25 pmHKG-SAN
20h 55m2 stops
Multiple Airlines Logo
6:45 pm - 8:50 amSAN-HKG
23h 05m2 stops
$931Multiple Airlines
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Fri, Mar 27 - Sat, Apr 11
United Airlines Logo
10:35 am - 10:39 amHKG-SAN
16h 04m1 stop
United Airlines Logo
7:45 am - 7:20 pmSAN-HKG
19h 35m1 stop
$943United Airlines
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Fri, Feb 20 - Tue, Feb 24
United Airlines Logo
10:35 am - 2:49 pmHKG-SAN
19h 14m1 stop
United Airlines Logo
6:20 am - 5:40 amSAN-HKG
32h 20m1 stop
$981United Airlines
Find Deal
Fri, Mar 27 - Sat, Apr 11
United Airlines Logo
10:35 am - 12:14 amHKG-SAN
28h 39m1 stop
United Airlines Logo
8:40 pm - 5:40 amSAN-HKG
18h 00m1 stop
$982United Airlines
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Fri, Mar 27 - Sat, Apr 11
United Airlines Logo
12:40 pm - 5:49 pmHKG-SAN
20h 09m1 stop
United Airlines Logo
7:20 am - 10:45 pmSAN-HKG
24h 25m2 stops
$1,055United Airlines
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Fri, May 8 - Tue, May 12
United Airlines Logo
12:40 pm - 5:49 pmHKG-SAN
20h 09m1 stop
United Airlines Logo
8:50 pm - 5:40 amSAN-HKG
17h 50m1 stop
$1,155United Airlines
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Fri, May 8 - Tue, May 12

Air Canada flights from Hong Kong to San Diego

Our best Air Canada deals on Hong Kong to San Diego flight tickets
Air Canada
Feb 20
HKG8:25 pmHong Kong Intl
38h 04m
2 stops
SAN6:29 pmSan Diego
Feb 24
SAN11:57 amSan Diego
38h 43m
2 stops
HKG6:40 pmHong Kong Intl
$813
Find similar
Air Canada
Feb 20
HKG8:25 pmHong Kong Intl
38h 04m
2 stops
SAN6:29 pmSan Diego
Feb 24
SAN11:57 amSan Diego
38h 43m
2 stops
HKG6:40 pmHong Kong Intl
$814
Find similar
Air Canada
Dec 10
HKG8:25 pmHong Kong Intl
32h 25m
2 stops
SAN12:50 pmSan Diego
Dec 25
SAN12:42 pmSan Diego
37h 58m
2 stops
HKG6:40 pmHong Kong Intl
$1,285
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United Airlines flights from Hong Kong to San Diego

Our best United Airlines deals on Hong Kong to San Diego flight tickets
United Airlines
Feb 20
HKG10:35 amHong Kong Intl
16h 04m
1 stop
SAN10:39 amSan Diego
Feb 24
SAN7:45 amSan Diego
19h 35m
1 stop
HKG7:20 pmHong Kong Intl
$943
Find similar
United Airlines
Mar 27
HKG10:35 amHong Kong Intl
25h 28m
2 stops
SAN9:03 pmSan Diego
Apr 11
SAN8:40 pmSan Diego
18h 00m
1 stop
HKG5:40 amHong Kong Intl
$981
Find similar
United Airlines
Mar 27
HKG10:35 amHong Kong Intl
28h 39m
1 stop
SAN12:14 amSan Diego
Apr 11
SAN8:40 pmSan Diego
18h 00m
1 stop
HKG5:40 amHong Kong Intl
$982
Find similar

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 November 19, 2025.
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

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Fri 2/20

8:25 pm-6:29 pm

2 stops38h 04m

San Diego

Tue 2/24

6:05 pm-6:40 pm

1 stop32h 35m

$813

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Fri 2/20

8:25 pm-6:29 pm

2 stops38h 04m

San Diego

Tue 2/24

11:57 am-6:40 pm

2 stops38h 43m

$814

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Fri 5/8

11:20 am-10:41 pm

2 stops26h 21m

San Diego

Tue 5/12

5:25 pm-6:55 pm

2 stops34h 30m

$911

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Fri 3/27

3:30 pm-9:25 pm

2 stops20h 55m

San Diego

Sat 4/11

6:45 pm-8:50 am

2 stops23h 05m

$930

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Fri 3/27

3:30 pm-9:25 pm

2 stops20h 55m

San Diego

Sat 4/11

6:45 pm-8:50 am

2 stops23h 05m

$931

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Fri 2/20

10:35 am-10:39 am

1 stop16h 04m

San Diego

Tue 2/24

7:45 am-7:20 pm

1 stop19h 35m

$943

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Fri 3/27

10:35 am-2:49 pm

1 stop19h 14m

San Diego

Sat 4/11

6:20 am-5:40 am

1 stop32h 20m

$981

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Fri 3/27

10:35 am-12:14 am

1 stop28h 39m

San Diego

Sat 4/11

8:40 pm-5:40 am

1 stop18h 00m

$982

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Fri 5/8

12:40 pm-5:49 pm

1 stop20h 09m

San Diego

Tue 5/12

7:20 am-10:45 pm

2 stops24h 25m

$1,055

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Fri 5/8

12:40 pm-5:49 pm

1 stop20h 09m

San Diego

Tue 5/12

8:50 pm-5:40 am

1 stop17h 50m

$1,155

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

What is the cheapest day to depart on your flight to San Diego?

The cheapest day to depart from Hong Kong to San Diego is on a Monday. Travelers who choose to depart for San Diego on a Monday will often find tickets for as low as $1,172. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,542. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

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

You could potentially save up to 41% on your flight if you consider stops on a Hong Kong to San Diego flight.

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

Direct flights

None
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

  • 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 16h 04m, 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
Coronado
Chula Vista
El Cajon
Julian
National City
Imperial Beach
La Mesa
Poway
Borrego Springs
San Ysidro
Lemon Grove
Alpine
Santee

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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