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Cheap flights from Hong Kong to San Diego from $475

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 10/25. 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 - 10:09 am
HKG
-
SAN
36h 49m
2 stops
Delta Logo
3:00 pm - 5:05 am
SAN
-
HKG
23h 05m
1 stop
$825Delta
Thu, Sep 10 - Thu, Sep 17
Delta Logo
9:25 am - 11:42 pm
HKG
-
SAN
29h 17m
1 stop
Delta Logo
3:00 pm - 5:05 am
SAN
-
HKG
23h 05m
1 stop
$827Delta
Thu, Sep 10 - Thu, Sep 17
Delta Logo
5:55 pm - 6:06 pm
HKG
-
SAN
39h 11m
2 stops
Delta Logo
7:11 pm - 10:45 pm
SAN
-
HKG
36h 34m
2 stops
$832Delta
Thu, Sep 10 - Thu, Sep 17
Delta Logo
9:25 am - 3:10 pm
HKG
-
SAN
20h 45m
1 stop
Delta Logo
6:29 am - 10:55 am
SAN
-
HKG
37h 26m
2 stops
$834Delta
Fri, Aug 21 - Fri, Aug 28
Korean Air Logo
12:20 pm - 7:14 pm
HKG
-
SAN
21h 54m
2 stops
Korean Air Logo
7:59 pm - 11:20 am
SAN
-
HKG
24h 21m
2 stops
$835Korean Air
Mon, Oct 19 - Sat, Oct 24
STARLUX Airlines Logo
11:20 am - 9:58 pm
HKG
-
SAN
25h 38m
2 stops
STARLUX Airlines Logo
5:20 pm - 6:55 pm
SAN
-
HKG
34h 35m
2 stops
$899STARLUX Airlines
Sat, Oct 10 - Wed, Oct 14
China Airlines Logo
2:05 pm - 10:17 am
HKG
-
SAN
35h 12m
2 stops
China Airlines Logo
7:59 pm - 1:05 pm
SAN
-
HKG
26h 06m
2 stops
$982China Airlines
Sat, Oct 10 - Wed, Oct 14
United Airlines Logo
11:45 am - 1:44 pm
HKG
-
SAN
16h 59m
1 stop
United Airlines Logo
5:00 pm - 5:00 am
SAN
-
HKG
21h 00m
2 stops
$1,037United Airlines
Sat, Oct 10 - Wed, Oct 14
Multiple Airlines Logo
10:55 am - 4:12 pm
HKG
-
SAN
20h 17m
2 stops
Multiple Airlines Logo
3:30 pm - 12:35 pm
SAN
-
HKG
30h 05m
3 stops
$1,105Multiple Airlines
Thu, Sep 10 - Thu, Sep 17
Multiple Airlines Logo
10:55 am - 4:12 pm
HKG
-
SAN
20h 17m
2 stops
Multiple Airlines Logo
3:30 pm - 12:35 pm
SAN
-
HKG
30h 05m
3 stops
$1,125Multiple Airlines
Thu, Sep 10 - Thu, Sep 17

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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
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
Jul 31
HKG9:45 pmHong Kong Intl
17h 09m
1 stop
SAN11:54 pmSan Diego
Sep 22
SAN5:00 pmSan Diego
21h 00m
2 stops
HKG5:00 amHong Kong Intl
$1,683
United Airlines
Jul 31
HKG9:45 pmHong Kong Intl
17h 09m
1 stop
SAN11:54 pmSan Diego
Sep 25
SAN6:15 amSan Diego
32h 25m
1 stop
HKG5:40 amHong Kong Intl
$1,759

China Airlines flights from Hong Kong to San Diego

Our best China Airlines deals on Hong Kong to San Diego flight tickets
China Airlines
Oct 10
HKG2:05 pmHong Kong Intl
35h 12m
2 stops
SAN10:17 amSan Diego
Oct 14
SAN7:59 pmSan Diego
26h 06m
2 stops
HKG1:05 pmHong Kong Intl
$982
China Airlines
Jul 31
HKG8:10 pmHong Kong Intl
28h 12m
2 stops
SAN9:22 amSan Diego
Sep 21
SAN7:53 pmSan Diego
23h 12m
2 stops
HKG10:05 amHong Kong Intl
$1,752
China Airlines
Jul 31
HKG8:10 pmHong Kong Intl
28h 12m
2 stops
SAN9:22 amSan Diego
Sep 26
SAN7:44 pmSan Diego
23h 21m
2 stops
HKG10:05 amHong Kong Intl
$1,761

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 July 30, 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

12:20 pm-10:09 am

2 stops36h 49m

San Diego

Thu 9/17

3:00 pm-5:05 am

1 stop23h 05m

$825

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Thu 9/10

9:25 am-11:42 pm

1 stop29h 17m

San Diego

Thu 9/17

3:00 pm-5:05 am

1 stop23h 05m

$827

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Thu 9/10

5:55 pm-6:06 pm

2 stops39h 11m

San Diego

Thu 9/17

7:11 pm-10:45 pm

2 stops36h 34m

$832

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Fri 8/21

9:25 am-3:10 pm

1 stop20h 45m

San Diego

Fri 8/28

6:29 am-10:55 am

2 stops37h 26m

$834

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

$835

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

$899

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Sat 10/10

2:05 pm-10:17 am

2 stops35h 12m

San Diego

Wed 10/14

7:59 pm-1:05 pm

2 stops26h 06m

$982
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

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Thu 9/10

10:55 am-4:12 pm

2 stops20h 17m

San Diego

Thu 9/17

3:30 pm-12:35 pm

3 stops30h 05m

$1,105

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Thu 9/10

10:55 am-4:12 pm

2 stops20h 17m

San Diego

Thu 9/17

3:30 pm-12:35 pm

3 stops30h 05m

$1,125

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

25h 38m

Direct flights

None
The fastest flight from Hong Kong to San Diego takes 25h 38m
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 25h 38m, 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
Julian
National City
La Mesa
Poway
San Ysidro
Imperial Beach
Santee
Borrego Springs
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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