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Cheap flights from Hong Kong to San Diego from $436

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 10/5. 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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Find the cheapest flights from Hong Kong to San Diego

Cheap round-trip flights

China Airlines Logo
8:05 pm - 6:56 pmHKG-SAN
38h 51m2 stops
China Airlines Logo
7:30 pm - 9:15 amSAN-HKG
21h 45m2 stops
$1,039China Airlines
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vie., feb. 20 - mar., feb. 24
Air Canada Logo
8:25 pm - 12:03 pmHKG-SAN
31h 38m1 stop
Air Canada Logo
6:20 am - 6:40 pmSAN-HKG
20h 20m2 stops
$1,050Air Canada
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vie., feb. 20 - mar., feb. 24
Air Canada Logo
8:25 pm - 12:03 pmHKG-SAN
31h 38m1 stop
Air Canada Logo
6:20 am - 6:40 pmSAN-HKG
20h 20m2 stops
$1,051Air Canada
Find Deal
vie., feb. 20 - mar., feb. 24
Asiana Airlines Logo
12:30 am - 9:55 amHKG-SAN
25h 25m2 stops
Asiana Airlines Logo
6:30 am - 10:30 pmSAN-HKG
24h 00m2 stops
$1,200Asiana Airlines
Find Deal
jue., feb. 19 - mar., feb. 24
United Airlines Logo
10:45 pm - 11:44 pmHKG-SAN
16h 59m1 stop
United Airlines Logo
4:04 pm - 6:45 amSAN-HKG
22h 41m1 stop
$1,339United Airlines
Find Deal
vie., feb. 20 - mar., feb. 24

United Airlines flights from Hong Kong to San Diego

Our best United Airlines deals on Hong Kong to San Diego flight tickets
United Airlines
Sep 1
HKG10:30 pmHong Kong Intl
16h 45m
1 stop
SAN12:15 amSan Diego
Sep 14
SAN8:11 pmSan Diego
29h 34m
2 stops
HKG4:45 pmHong Kong Intl
$965
Find similar
United Airlines
Feb 20
HKG10:45 pmHong Kong Intl
16h 59m
1 stop
SAN11:44 pmSan Diego
Feb 24
SAN4:04 pmSan Diego
22h 41m
1 stop
HKG6:45 amHong Kong Intl
$1,339
Find similar

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
31h 38m
1 stop
SAN12:03 pmSan Diego
Feb 24
SAN6:20 amSan Diego
20h 20m
2 stops
HKG6:40 pmHong Kong Intl
$1,050
Find similar
Air Canada
Feb 20
HKG8:25 pmHong Kong Intl
31h 38m
1 stop
SAN12:03 pmSan Diego
Feb 24
SAN6:20 amSan Diego
20h 20m
2 stops
HKG6:40 pmHong Kong Intl
$1,051
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 agosto 26, 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

vie. 2/20

8:05 pm-6:56 pm

2 stops38h 51m

San Diego

mar. 2/24

7:30 pm-9:15 am

2 stops21h 45m

$1,039

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

vie. 2/20

8:25 pm-12:03 pm

1 stop31h 38m

San Diego

mar. 2/24

6:20 am-6:40 pm

2 stops20h 20m

$1,050

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

vie. 2/20

8:25 pm-12:03 pm

1 stop31h 38m

San Diego

mar. 2/24

6:20 am-6:40 pm

2 stops20h 20m

$1,051

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

jue. 2/19

12:30 am-9:55 am

2 stops25h 25m

San Diego

mar. 2/24

6:30 am-10:30 pm

2 stops24h 00m

$1,200

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

vie. 2/20

10:45 pm-11:44 pm

1 stop16h 59m

San Diego

mar. 2/24

4:04 pm-6:45 am

1 stop22h 41m

$1,339

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

dom. 10/5

6:20 pm-3:08 pm

2 stops35h 48m

$436

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

dom. 9/7

1:30 pm-10:26 pm

3 stops47h 56m

$449

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

jue. 10/9

11:20 am-10:13 pm

2 stops25h 53m

$559

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

mar. 10/7

11:20 am-11:05 pm

2 stops26h 45m

$562

Hong KongSan Diego

HKG - SAN

HKGSAN

Hong Kong Intl

dom. 10/5

6:00 pm-3:51 pm

1 stop36h 51m

$610

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 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 66% 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.
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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 16h 59m, 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
La Mesa
National City
Imperial Beach
Poway
San Ysidro
Borrego Springs
Alpine
Lemon Grove
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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dom. 9/7
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