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$356+ Cheap flights from San Diego (SAN) to Hong Kong (HKG)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — HKG
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
1 adult, Economy
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Cheapflights Tip: The best prices from San Diego to Hong Kong Intl are usually found in October or September, booked 26 days in advance, depart on a Monday or Sunday and return on a Monday

Cheap flight deals from San Diego to Hong Kong

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Hong Kong (HKG). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 18, 2025.

Round-trip from

$724
(Fareboom)

One-way from

$356
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$1,006
From San Diego to Hong Kong Intl
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One-way flight from San Diego to Hong Kong Intl
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Highest demand for flights based on searches. 10% potential increase in price ($129 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($44 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from San Diego to Hong Kong

Cheapest flights from San Diego to Hong Kong
Explore the most affordable flight options available from San Diego to Hong Kong. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.

This Fareboom deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/162:21 pmSAN - HKG
2 stops30h 19mMultiple Airlines
Tue 9/238:10 pmHKG - SAN
2 stops28h 09mMultiple Airlines
Deal found 8/17$724
This Air Canada deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/52:20 pmSAN - HKG
1 stop34h 45mMultiple Airlines
Tue 9/166:00 pmHKG - SAN
2 stops21h 15mMultiple Airlines
Deal found 8/17$727
This Expedia deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/58:11 pmSAN - HKG
2 stops28h 54mAir Canada
Tue 9/166:00 pmHKG - SAN
2 stops21h 15mAir Canada
Deal found 8/17$729
This Air Canada deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/172:20 pmSAN - HKG
1 stop34h 45mMultiple Airlines
Tue 9/236:00 pmHKG - SAN
2 stops20h 44mMultiple Airlines
Deal found 8/17$731
This Gotogate deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/178:11 pmSAN - HKG
2 stops28h 54mAir Canada
Tue 9/236:00 pmHKG - SAN
2 stops43h 14mAir Canada
Deal found 8/17$755
This FlightHub deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/247:21 pmSAN - HKG
2 stops53h 44mAir Canada
Tue 10/146:00 pmHKG - SAN
2 stops45h 15mAir Canada
Deal found 8/17$761
This Air Canada deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/207:00 amSAN - HKG
2 stops42h 05mAir Canada
Tue 9/306:00 pmHKG - SAN
1 stop34h 31mAir Canada
Deal found 8/17$768
This eDestinos deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/510:00 amSAN - HKG
2 stops33h 40mKorean Air
Mon 9/1512:45 amHKG - SAN
2 stops29h 40mKorean Air
Deal found 8/17$813
This Booking.com deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/16:10 pmSAN - HKG
2 stops36h 40mAir Canada
Wed 12/248:25 pmHKG - SAN
2 stops42h 07mAir Canada
Deal found 8/16$837

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego to Hong Kong 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, Cheapflights users made 2,558,603 searches. Data last updated August 18, 2025.
Use the filters below to find and compare flights from San Diego to Hong Kong that are best for you.

Fly from

San Diego

Fly to

Hong Kong

Route

Depart

Return

Price

San DiegoHong Kong

SAN - HKG

SANHKG

San Diego

Tue 9/16

2:21 pm-11:40 am

2 stops30h 19m

Hong Kong Intl

Tue 9/23

8:10 pm-9:19 am

2 stops28h 09m

$724

San DiegoHong Kong

SAN - HKG

SANHKG

San Diego

Fri 9/5

2:20 pm-4:05 pm

1 stop34h 45m

Hong Kong Intl

Tue 9/16

6:00 pm-12:15 am

2 stops21h 15m

$727

San DiegoHong Kong

SAN - HKG

SANHKG

San Diego

Fri 9/5

8:11 pm-4:05 pm

2 stops28h 54m

Hong Kong Intl

Tue 9/16

6:00 pm-12:15 am

2 stops21h 15m

$729

San DiegoHong Kong

SAN - HKG

SANHKG

San Diego

Thu 9/25

2:20 pm-4:05 pm

1 stop34h 45m

Hong Kong Intl

Fri 10/10

6:00 pm-11:41 pm

2 stops20h 41m

$731

San DiegoHong Kong

SAN - HKG

SANHKG

San Diego

Wed 9/17

2:20 pm-4:05 pm

1 stop34h 45m

Hong Kong Intl

Wed 9/24

6:00 pm-10:28 pm

2 stops19h 28m

$731

San DiegoHong Kong

SAN - HKG

SANHKG

San Diego

Wed 9/17

2:20 pm-4:05 pm

1 stop34h 45m

Hong Kong Intl

Tue 9/23

6:00 pm-11:44 pm

2 stops20h 44m

$731

San DiegoHong Kong

SAN - HKG

SANHKG

San Diego

Thu 9/25

8:00 am-4:05 pm

2 stops41h 05m

Hong Kong Intl

Fri 10/10

6:00 pm-8:49 pm

2 stops41h 49m

$755

San DiegoHong Kong

SAN - HKG

SANHKG

San Diego

Tue 9/16

7:21 pm-4:05 pm

2 stops29h 44m

Hong Kong Intl

Tue 9/23

6:00 pm-10:28 pm

2 stops43h 28m

$755

San DiegoHong Kong

SAN - HKG

SANHKG

San Diego

Tue 9/9

7:00 am-11:35 pm

2 stops49h 35m

$356

San DiegoHong Kong

SAN - HKG

SANHKG

San Diego

Mon 9/8

7:47 pm-5:15 pm

3 stops54h 28m

$359

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

Showing 1-10 of 15 results
1
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Best time to book a flight from San Diego to Hong Kong

Have a flexible travel schedule? Discover the best time to fly to Hong Kong from San Diego with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Diego to Hong Kong

How far ahead should I book a flight from San Diego to Hong Kong?

Use this chart to determine the optimal time to book a round-trip flight from San Diego to Hong Kong. Price data was last updated on August 8, 2025.

The price you pay for your flight from San Diego to Hong Kong may vary depending on when you book. For the best chance of a lower fare, look to book 26 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from San Diego to Hong Kong?

Currently, September is the cheapest month in which you can book a flight from San Diego to Hong Kong (average of $949). Flying from San Diego to Hong Kong in December is currently the most expensive (average of $1,629). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SAN to HKG?

Find hourly flight availability from San Diego to Hong Kong. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 18, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 14% on flights from San Diego to Hong Kong by exploring options for tickets in the afternoon.

Reviews of airlines servicing Hong Kong

Get insights into the airlines that provide service to Hong Kong. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Hong Kong. Reviews last updated August 18, 2025.
Peruse reviews from past customers who have flown with Japan Airlines, Cathay Pacific, and United Airlines from San Diego to Hong Kong to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Japan Airlines
8.3
Very good
1,549 reviews

Food

7.7

Boarding

8.4

Overall

8.3

Comfort

8.2

Crew

8.7

Entertainment

7.8

Reviews

1 / 20
2.0
Mediocre

Roger,Jun 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.
Japan Airlines
8.3
Very good
1,549 reviews
Japan Airlines
8.3
Very good
1,549 reviews

Food

7.7

Boarding

8.4

Overall

8.3

Comfort

8.2

Crew

8.7

Entertainment

7.8

Reviews

1 / 20
2.0
Mediocre

Roger,Jun 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.
Cathay Pacific
7.6
Good
969 reviews
Japan Airlines
8.3
Very good
1,549 reviews

Food

7.7

Boarding

8.4

Overall

8.3

Comfort

8.2

Crew

8.7

Entertainment

7.8

Reviews

1 / 20
2.0
Mediocre

Roger,Jun 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.
United Airlines
7.4
Good
8,925 reviews
Japan Airlines
8.3
Very good
1,549 reviews

Food

7.7

Boarding

8.4

Overall

8.3

Comfort

8.2

Crew

8.7

Entertainment

7.8

Reviews

1 / 20
2.0
Mediocre

Roger,Jun 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.
Air Canada
7.1
Good
9,992 reviews
Japan Airlines
8.3
Very good
1,549 reviews

Food

7.7

Boarding

8.4

Overall

8.3

Comfort

8.2

Crew

8.7

Entertainment

7.8

Reviews

1 / 20
2.0
Mediocre

Roger,Jun 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.

Related info for your journey

Find useful and relevant information for your journey from San Diego to Hong Kong. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from San Diego to Hong Kong?

    Air Canada can get you from San Diego to Hong Kong in just under 28h 54m. Your travel time can differ by up to . The distance between San Diego and Hong Kong is about 7350 mi.

  • What are the cheapest airlines flying from San Diego to Hong Kong round-trip?

    Air Canada, at $663, was found to be the cheapest airline from San Diego to Hong Kong.Alternate airlines to your destination round-trip include Japan Airlines and United Airlines. These flights start at 42% lower than the current average price 3 months from now.

  • Can I find deals for flights from San Diego to Hong Kong that include hotel bookings?

    Yes. In addition to deals on San Diego to Hong Kong flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Diego to Hong Kong?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Diego to Hong Kong.

  • Can I find deals for business class flights from San Diego to Hong Kong?

    Yes. Cheapflights offers flight deals from San Diego to Hong Kong by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Diego to Hong Kong?

    Currently, September is the cheapest month in which you can book a flight from San Diego to Hong Kong (average of $949). Flying from San Diego to Hong Kong in December is currently the most expensive (average of $1,629). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from San Diego to Hong Kong

Discover the top 4 airlines that operate flights from San Diego to Hong Kong. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$663Average$829FlexibilityNo cancel feeOn-time67%
Japan AirlinesCheapest$946Average$1,143FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$969Average$1,178FlexibilityNo cancel feeOn-time69%
Cathay PacificCheapest$1,044Average$1,274FlexibilityNo cancel feeOn-time72%

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