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Cheap flights from Hong Kong to San Diego from $425

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 2/1. 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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EVA Air Logo
3:30 pm - 6:36 pmHKG-SAN
19h 06m2 stops
EVA Air Logo
4:00 pm - 11:50 amSAN-HKG
27h 50m2 stops
$797EVA Air
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Tue, Jan 13 - Tue, Jan 20
Air Canada Logo
8:25 pm - 12:03 pmHKG-SAN
31h 38m1 stop
Air Canada Logo
12:45 pm - 6:40 pmSAN-HKG
37h 55m1 stop
$807Air Canada
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Wed, Dec 24 - Mon, Jan 19
Air Canada Logo
8:25 pm - 12:03 pmHKG-SAN
31h 38m1 stop
Air Canada Logo
6:30 am - 6:40 pmSAN-HKG
44h 10m2 stops
$811Air Canada
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Wed, Dec 24 - Mon, Jan 19
Air Canada Logo
8:25 pm - 3:01 pmHKG-SAN
58h 36m2 stops
Air Canada Logo
12:45 pm - 6:40 pmSAN-HKG
37h 55m1 stop
$824Air Canada
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Tue, Dec 23 - Thu, Jan 22
Air Canada Logo
8:25 pm - 3:01 pmHKG-SAN
58h 36m2 stops
Air Canada Logo
4:00 pm - 6:40 pmSAN-HKG
34h 40m2 stops
$835Air Canada
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Tue, Dec 23 - Tue, Jan 20
Air Canada Logo
8:25 pm - 3:01 pmHKG-SAN
58h 36m2 stops
Air Canada Logo
6:55 pm - 6:40 pmSAN-HKG
55h 45m2 stops
$836Air Canada
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Tue, Dec 23 - Mon, Jan 19
Multiple Airlines Logo
1:30 pm - 8:09 pmHKG-SAN
21h 39m2 stops
Multiple Airlines Logo
8:55 pm - 8:50 amSAN-HKG
20h 55m2 stops
$871Multiple Airlines
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Sat, Mar 21 - Mon, Mar 30
Multiple Airlines Logo
3:30 pm - 7:57 pmHKG-SAN
20h 27m2 stops
Multiple Airlines Logo
7:00 am - 8:50 pmSAN-HKG
21h 50m2 stops
$890Multiple Airlines
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Wed, Dec 24 - Wed, Jan 21
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
$891Multiple Airlines
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Fri, Mar 27 - Sat, Apr 11
United Airlines Logo
10:35 am - 6:44 pmHKG-SAN
24h 09m1 stop
United Airlines Logo
4:00 pm - 6:45 amSAN-HKG
22h 45m1 stop
$903United Airlines
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Tue, Jan 13 - Tue, Jan 20

Air Canada flights from Hong Kong to San Diego

Our best Air Canada deals on Hong Kong to San Diego flight tickets
Air Canada
Dec 4
HKG8:25 pmHong Kong Intl
42h 05m
2 stops
SAN10:30 pmSan Diego
Jan 18
SAN6:05 pmSan Diego
32h 35m
1 stop
HKG6:40 pmHong Kong Intl
$794
Find similar
Air Canada
Dec 4
HKG8:25 pmHong Kong Intl
34h 39m
2 stops
SAN3:04 pmSan Diego
Jan 20
SAN1:00 pmSan Diego
37h 40m
2 stops
HKG6:40 pmHong Kong Intl
$798
Find similar
Air Canada
Dec 24
HKG8:25 pmHong Kong Intl
31h 38m
1 stop
SAN12:03 pmSan Diego
Jan 21
SAN12:45 pmSan Diego
37h 55m
1 stop
HKG6:40 pmHong Kong Intl
$807
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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
Jan 13
HKG10:35 amHong Kong Intl
24h 09m
1 stop
SAN6:44 pmSan Diego
Jan 20
SAN4:00 pmSan Diego
22h 45m
1 stop
HKG6:45 amHong Kong Intl
$903
Find similar
United Airlines
Dec 23
HKG10:35 amHong Kong Intl
20h 23m
1 stop
SAN2:58 pmSan Diego
Jan 22
SAN7:45 amSan Diego
19h 35m
1 stop
HKG7:20 pmHong Kong Intl
$904
Find similar
United Airlines
Mar 21
HKG11:25 amHong Kong Intl
23h 23m
1 stop
SAN7:48 pmSan Diego
Mar 30
SAN6:20 amSan Diego
21h 35m
2 stops
HKG6:55 pmHong Kong Intl
$942
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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 30, 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

Tue 1/13

3:30 pm-6:36 pm

2 stops19h 06m

San Diego

Tue 1/20

4:00 pm-11:50 am

2 stops27h 50m

$797

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Wed 12/24

8:25 pm-12:03 pm

1 stop31h 38m

San Diego

Mon 1/19

12:45 pm-6:40 pm

1 stop37h 55m

$807

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Wed 12/24

8:25 pm-12:03 pm

1 stop31h 38m

San Diego

Mon 1/19

6:30 am-6:40 pm

2 stops44h 10m

$811

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Tue 12/23

8:25 pm-3:01 pm

2 stops58h 36m

San Diego

Thu 1/22

12:45 pm-6:40 pm

1 stop37h 55m

$824

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Tue 12/23

8:25 pm-3:01 pm

2 stops58h 36m

San Diego

Tue 1/20

4:00 pm-6:40 pm

2 stops34h 40m

$835

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Tue 12/23

8:25 pm-3:01 pm

2 stops58h 36m

San Diego

Mon 1/19

6:55 pm-6:40 pm

2 stops55h 45m

$836

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Sat 3/21

1:30 pm-8:09 pm

2 stops21h 39m

San Diego

Mon 3/30

8:55 pm-8:50 am

2 stops20h 55m

$871

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Wed 12/24

3:30 pm-7:57 pm

2 stops20h 27m

San Diego

Wed 1/21

7:00 am-8:50 pm

2 stops21h 50m

$890

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

$891

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Tue 1/13

10:35 am-6:44 pm

1 stop24h 09m

San Diego

Tue 1/20

4:00 pm-6:45 am

1 stop22h 45m

$903

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 typical price of a round-trip flight between Hong Kong and San Diego?

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 54% 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

Fastest flight time

20h 55m

Direct flights

None
The fastest flight from Hong Kong to San Diego takes 20h 55m
There are no direct flights from Hong Kong to San Diego. There are no popular flight routes from Hong Kong to San Diego.
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  • 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 19h 06m, 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
Poway
La Mesa
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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