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Cheap flights from Hong Kong to San Diego from $491

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 12/9. 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.
Korean Air Logo
12:55 am - 3:20 pm
HKG
-
SAN
29h 25m
2 stops
Korean Air Logo
6:15 am - 11:20 am
SAN
-
HKG
38h 05m
2 stops
$906Korean Air
Sun, Oct 25 - Tue, Oct 27
Air Canada Logo
12:55 am - 5:59 pm
HKG
-
SAN
32h 04m
2 stops
Air Canada Logo
6:26 pm - 5:10 am
SAN
-
HKG
43h 44m
2 stops
$976Air Canada
Sun, Oct 25 - Tue, Oct 27
Air Canada Logo
12:55 am - 5:59 pm
HKG
-
SAN
32h 04m
2 stops
Air Canada Logo
6:26 pm - 5:10 am
SAN
-
HKG
43h 44m
2 stops
$977Air Canada
Tue, Oct 27 - Thu, Oct 29
Air Canada Logo
10:45 am - 1:04 pm
HKG
-
SAN
17h 19m
1 stop
Air Canada Logo
2:10 pm - 5:10 am
SAN
-
HKG
24h 00m
1 stop
$979Air Canada
Mon, Oct 26 - Tue, Oct 27
Multiple Airlines Logo
8:10 pm - 8:30 am
HKG
-
SAN
27h 20m
2 stops
Multiple Airlines Logo
8:55 pm - 9:15 am
SAN
-
HKG
21h 20m
2 stops
$1,335Multiple Airlines
Sat, Jul 4 - Tue, Jul 7
Multiple Airlines Logo
8:10 pm - 3:08 pm
HKG
-
SAN
33h 58m
2 stops
Multiple Airlines Logo
8:10 pm - 9:15 am
SAN
-
HKG
22h 05m
2 stops
$1,336Multiple Airlines
Mon, Jul 6 - Thu, Jul 9
Multiple Airlines Logo
1:25 pm - 11:56 pm
HKG
-
SAN
25h 31m
1 stop
Multiple Airlines Logo
2:25 pm - 4:05 am
SAN
-
HKG
22h 40m
1 stop
$1,348Multiple Airlines
Mon, Jul 6 - Thu, Jul 9
Multiple Airlines Logo
1:25 pm - 11:56 pm
HKG
-
SAN
25h 31m
1 stop
Multiple Airlines Logo
2:25 pm - 4:05 am
SAN
-
HKG
22h 40m
1 stop
$1,349Multiple Airlines
Mon, Jul 6 - Thu, Jul 9
Multiple Airlines Logo
2:05 pm - 10:15 am
HKG
-
SAN
35h 10m
2 stops
Multiple Airlines Logo
8:10 pm - 10:05 am
SAN
-
HKG
22h 55m
2 stops
$1,415Multiple Airlines
Wed, Aug 12 - Mon, Aug 17
Multiple Airlines Logo
9:05 pm - 1:39 pm
HKG
-
SAN
31h 34m
2 stops
Multiple Airlines Logo
5:05 pm - 5:15 am
SAN
-
HKG
21h 10m
1 stop
$1,417Multiple Airlines
Mon, Jul 6 - Thu, Jul 9

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Air Canada flights from Hong Kong to San Diego

Our best Air Canada deals on Hong Kong to San Diego flight tickets
Air Canada
Oct 25
HKG12:55 amHong Kong Intl
32h 04m
2 stops
SAN5:59 pmSan Diego
Oct 27
SAN6:26 pmSan Diego
43h 44m
2 stops
HKG5:10 amHong Kong Intl
$976
Air Canada
Oct 27
HKG12:55 amHong Kong Intl
32h 04m
2 stops
SAN5:59 pmSan Diego
Oct 29
SAN6:26 pmSan Diego
43h 44m
2 stops
HKG5:10 amHong Kong Intl
$977
Air Canada
Oct 26
HKG10:45 amHong Kong Intl
17h 19m
1 stop
SAN1:04 pmSan Diego
Oct 27
SAN2:10 pmSan Diego
24h 00m
1 stop
HKG5:10 amHong Kong Intl
$979

United Airlines flights from Hong Kong to San Diego

Our best United Airlines deals on Hong Kong to San Diego flight tickets
United Airlines
Jul 1
HKG11:45 amHong Kong Intl
23h 06m
2 stops
SAN7:51 pmSan Diego
Jul 21
SAN7:15 amSan Diego
20h 15m
2 stops
HKG6:30 pmHong Kong Intl
$1,101
United Airlines
Aug 12
HKG10:30 pmHong Kong Intl
25h 13m
1 stop
SAN8:43 amSan Diego
Aug 17
SAN7:41 pmSan Diego
18h 19m
1 stop
HKG5:00 amHong Kong Intl
$1,451
United Airlines
Sep 23
HKG11:45 amHong Kong Intl
16h 59m
1 stop
SAN1:44 pmSan Diego
Oct 21
SAN6:15 amSan Diego
21h 15m
2 stops
HKG6:30 pmHong Kong Intl
$5,682

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 June 23, 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

Sun 10/25

12:55 am-3:20 pm

2 stops29h 25m

San Diego

Tue 10/27

6:15 am-11:20 am

2 stops38h 05m

$906

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Sun 10/25

12:55 am-5:59 pm

2 stops32h 04m

San Diego

Tue 10/27

6:26 pm-5:10 am

2 stops43h 44m

$976

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Tue 10/27

12:55 am-5:59 pm

2 stops32h 04m

San Diego

Thu 10/29

6:26 pm-5:10 am

2 stops43h 44m

$977
Quickest round-trip

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Mon 10/26

10:45 am-1:04 pm

1 stop17h 19m

San Diego

Tue 10/27

2:10 pm-5:10 am

1 stop24h 00m

$979

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Sat 7/4

8:10 pm-8:30 am

2 stops27h 20m

San Diego

Tue 7/7

8:55 pm-9:15 am

2 stops21h 20m

$1,335

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Mon 7/6

8:10 pm-3:08 pm

2 stops33h 58m

San Diego

Thu 7/9

8:10 pm-9:15 am

2 stops22h 05m

$1,336

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Mon 7/6

1:25 pm-11:56 pm

1 stop25h 31m

San Diego

Thu 7/9

2:25 pm-4:05 am

1 stop22h 40m

$1,348

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Mon 7/6

1:25 pm-11:56 pm

1 stop25h 31m

San Diego

Thu 7/9

2:25 pm-4:05 am

1 stop22h 40m

$1,349

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Wed 8/12

2:05 pm-10:15 am

2 stops35h 10m

San Diego

Mon 8/17

8:10 pm-10:05 am

2 stops22h 55m

$1,415

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

Mon 7/6

9:05 pm-1:39 pm

2 stops31h 34m

San Diego

Thu 7/9

5:05 pm-5:15 am

1 stop21h 10m

$1,417

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 20% 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

20h 46m

Direct flights

None
The fastest flight from Hong Kong to San Diego takes 20h 46m
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 20h 46m, 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
Borrego Springs
Lemon Grove
Santee
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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