What is the cheapest airline that flies from Hong Kong Intl to San Diego?

United Airlines and Delta are the most popular carriers operating from Hong Kong Intl to San Diego

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 stopovers 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 travel and health documents you'll need for your trip to San Diego Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at San Diego Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

R9 020 Cheap Flights from Hong Kong to San Diego in 2026

Find the cheapest flights from Hong Kong to San Diego

Return

One-way

Cheap return flights

Enter your travel dates to find the best prices.

12:35 - 15:56HKG Hong Kong Intl-SAN San Diego

19h 21m2 stops Incheon Intl Salt Lake City

11:05 - 7:40SAN San Diego-HKG Hong Kong Intl

28h 35m1 stop Los Angeles Los Angeles

R13 513Delta

Wed, Nov 4 - Wed, Dec 2

12:40 - 18:35HKG Hong Kong Intl-SAN San Diego

20h 55m2 stops Los Angeles Los Angeles San Francisco

16:11 - 18:55SAN San Diego-HKG Hong Kong Intl

35h 44m2 stops Denver Intl San Francisco

R13 546United Airlines

Tue, Sep 29 - Tue, Oct 6

10:35 - 11:57HKG Hong Kong Intl-SAN San Diego

16h 22m1 stop San Francisco

16:01 - 6:45SAN San Diego-HKG Hong Kong Intl

22h 44m1 stop San Francisco

R14 351United Airlines

Fri, Oct 30 - Tue, Nov 3

10:35 - 11:57HKG Hong Kong Intl-SAN San Diego

16h 22m1 stop San Francisco

16:01 - 6:45SAN San Diego-HKG Hong Kong Intl

22h 44m1 stop San Francisco

R14 367United Airlines

Fri, Oct 30 - Tue, Nov 3

12:40 - 0:31HKG Hong Kong Intl-SAN San Diego

26h 51m2 stops Los Angeles Los Angeles San Francisco

9:45 - 19:20SAN San Diego-HKG Hong Kong Intl

18h 35m1 stop San Francisco

R15 172United Airlines

Sat, Oct 17 - Sat, Oct 24

11:45 - 20:45HKG Hong Kong Intl-SAN San Diego

24h 00m1 stop San Francisco

15:56 - 5:00SAN San Diego-HKG Hong Kong Intl

22h 04m1 stop San Francisco

R17 009United Airlines

Tue, Sep 29 - Tue, Oct 6

10:45 - 14:55HKG Hong Kong Intl-SAN San Diego

20h 10m1 stop Los Angeles Los Angeles

17:20 - 23:10SAN San Diego-HKG Hong Kong Intl

37h 50m2 stops Seattle/Tacoma Intl Incheon Intl

R20 536Delta

Mon, Dec 21 - Sun, Jan 10

23:30 - 22:40HKG Hong Kong Intl-SAN San Diego

39h 10m3 stops Zurich Brussels Bruxelles-National Chicago O'Hare Intl

13:28 - 17:35SAN San Diego-HKG Hong Kong Intl

36h 07m2 stops San Francisco Zurich

R21 293SWISS

Wed, Nov 4 - Wed, Dec 2

11:25 - 11:35HKG Hong Kong Intl-SAN San Diego

16h 10m1 stop Los Angeles Los Angeles

17:00 - 19:15SAN San Diego-HKG Hong Kong Intl

34h 15m1 stop Los Angeles Los Angeles

R23 226United Airlines

Mon, Dec 21 - Sun, Jan 10

11:25 - 11:35HKG Hong Kong Intl-SAN San Diego

16h 10m1 stop Los Angeles Los Angeles

17:00 - 19:15SAN San Diego-HKG Hong Kong Intl

34h 15m1 stop Los Angeles Los Angeles

R23 242United Airlines

Mon, Dec 21 - Sun, Jan 10

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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

Sept 29

HKG12:40Hong Kong Intl

20h 55m

2 stops

SAN18:35San Diego

Oct 6

SAN16:11San Diego

35h 44m

2 stops

HKG18:55Hong Kong Intl

R13 546

United Airlines

Oct 30

HKG10:35Hong Kong Intl

16h 22m

1 stop

SAN11:57San Diego

Nov 3

SAN16:01San Diego

22h 44m

1 stop

HKG6:45Hong Kong Intl

R14 351

United Airlines

Oct 30

HKG10:35Hong Kong Intl

16h 22m

1 stop

SAN11:57San Diego

Nov 3

SAN16:01San Diego

22h 44m

1 stop

HKG6:45Hong Kong Intl

R14 367

Ethiopian Air flights from Hong Kong to San Diego

Our best Ethiopian Air deals on Hong Kong to San Diego flight tickets

Ethiopian Air

Sept 28

HKG0:25Hong Kong Intl

53h 32m

3 stops

SAN14:57San Diego

Oct 6

SAN21:45San Diego

50h 10m

3 stops

HKG14:55Hong Kong Intl

R39 348

Ethiopian Air

Sept 28

HKG0:25Hong Kong Intl

53h 32m

3 stops

SAN14:57San Diego

Oct 6

SAN21:45San Diego

50h 10m

2 stops

HKG14:55Hong Kong Intl

R41 764

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Hong KongSan Diego

HKG Hong Kong Intl - SAN San Diego

HKGSAN

Hong Kong Intl

Wed 4/11

12:35-15:56

2 stops19h 21m

San Diego

Wed 2/12

11:05-7:40

1 stop28h 35m

R13 513

Hong KongSan Diego

HKG Hong Kong Intl - SAN San Diego

HKGSAN

Hong Kong Intl

Tue 29/9

12:40-18:35

2 stops20h 55m

San Diego

Tue 6/10

16:11-18:55

2 stops35h 44m

R13 546

Fastest return journey

Hong KongSan Diego

HKG Hong Kong Intl - SAN San Diego

HKGSAN

Hong Kong Intl

Fri 30/10

10:35-11:57

1 stop16h 22m

San Diego

Tue 3/11

16:01-6:45

1 stop22h 44m

R14 351

Hong KongSan Diego

HKG Hong Kong Intl - SAN San Diego

HKGSAN

Hong Kong Intl

Fri 30/10

10:35-11:57

1 stop16h 22m

San Diego

Tue 3/11

16:01-6:45

1 stop22h 44m

R14 367

Hong KongSan Diego

HKG Hong Kong Intl - SAN San Diego

HKGSAN

Hong Kong Intl

Sat 17/10

12:40-0:31

2 stops26h 51m

San Diego

Sat 24/10

9:45-19:20

1 stop18h 35m

R15 172

Hong KongSan Diego

HKG Hong Kong Intl - SAN San Diego

HKGSAN

Hong Kong Intl

Tue 29/9

11:45-20:45

1 stop24h 00m

San Diego

Tue 6/10

15:56-5:00

1 stop22h 04m

R17 009

Hong KongSan Diego

HKG Hong Kong Intl - SAN San Diego

HKGSAN

Hong Kong Intl

Mon 21/12

10:45-14:55

1 stop20h 10m

San Diego

Sun 10/1

17:20-23:10

2 stops37h 50m

R20 536

Hong KongSan Diego

HKG Hong Kong Intl - SAN San Diego

HKGSAN

Hong Kong Intl

Wed 4/11

23:30-22:40

3 stops39h 10m

San Diego

Wed 2/12

13:28-17:35

2 stops36h 07m

R21 293

Hong KongSan Diego

HKG Hong Kong Intl - SAN San Diego

HKGSAN

Hong Kong Intl

Mon 21/12

11:25-11:35

1 stop16h 10m

San Diego

Sun 10/1

17:00-19:15

1 stop34h 15m

R23 226

Hong KongSan Diego

HKG Hong Kong Intl - SAN San Diego

HKGSAN

Hong Kong Intl

Mon 21/12

11:25-11:35

1 stop16h 10m

San Diego

Sun 10/1

17:00-19:15

1 stop34h 15m

R23 242

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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 return 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

Best price found	R9 020
Direct flights	None

The best one-way flight to San Diego from Hong Kong in the past 72 hours is R9 020. The best return flight deal from Hong Kong to San Diego found on momondo in the last 72 hours is R13 513.

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?
A flight from Hong Kong Intl to San Diego will travel around 11814,0 km.
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 stopovers 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 travel and health documents you'll need for your trip to San Diego Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at San Diego Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

El Cajon

Why use momondo?

Why should I use momondo to find a flight deal from Hong Kong to San Diego?

Finding the right flight to San Diego from Hong Kong is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Diego quick and easy, saving you time and money.

Can I find flights from Hong Kong to San Diego with flexible booking policies on momondo?

Yes. All flights to San Diego from Hong Kong on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Hong Kong to San Diego?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Hong Kong to San Diego.

I’m not ready to book a flight from Hong Kong to San Diego right now. Can momondo alert me if prices change?

Price alerts on flights to San Diego from Hong Kong are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.