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$325+ 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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — HKG
Nov 9 — Nov 161
Sun 11/9
Sun 11/16
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 November, booked 36 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 October 10, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$547
(FlightHub)

One-way from

$325
(United Airlines)

Popular in

December

Cheapest in

October

Average price

$914
Provider with most accurate pricing for San Diego-Hong Kong Intl flight deals.
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Provider most trusted by Cheapflights users for San Diego-Hong Kong Intl flights.
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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. 8% potential increase in price ($100 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in October 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 October 10, 2025.

This Air Canada deal was found by Cheapflights users on 10/8. 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 11/1512:45 pmSAN - HKG
1 stop37h 55mAir Canada
Tue 12/28:25 pmHKG - SAN
2 stops40h 20mAir Canada
Deal found 10/8$562
This United Airlines deal was found by Cheapflights users on 10/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/78:40 pmSAN - HKG
1 stop30h 35mUnited Airlines
Mon 11/1010:45 pmHKG - SAN
1 stop16h 59mUnited Airlines
Deal found 10/7$568
This Air Canada deal was found by Cheapflights users on 10/8. 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 11/147:50 pmSAN - HKG
2 stops54h 50mAir Canada
Tue 12/28:25 pmHKG - SAN
2 stops38h 03mAir Canada
Deal found 10/8$573
This Fareboom deal was found by Cheapflights users on 10/7. 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.
Fri 11/711:02 amSAN - HKG
2 stops32h 43mMultiple Airlines
Mon 11/101:10 pmHKG - SAN
2 stops21h 24mMultiple Airlines
Deal found 10/7$583
This United Airlines deal was found by Cheapflights users on 10/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/168:40 pmSAN - HKG
1 stop18h 20mUnited Airlines
Fri 12/510:35 amHKG - SAN
1 stop16h 05mUnited Airlines
Deal found 10/8$589
This United Airlines deal was found by Cheapflights users on 10/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/411:02 amSAN - HKG
1 stop27h 58mUnited Airlines
Tue 12/22:20 pmHKG - SAN
2 stops22h 28mUnited Airlines
Deal found 10/7$590
This United Airlines deal was found by Cheapflights users on 10/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/156:15 amSAN - HKG
1 stop21h 00mUnited Airlines
Mon 12/810:00 amHKG - SAN
2 stops21h 02mUnited Airlines
Deal found 10/8$593
This Fareboom deal was found by Cheapflights users on 10/9. 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.
Fri 10/248:36 amSAN - HKG
2 stops23h 24mMultiple Airlines
Fri 11/72:35 pmHKG - SAN
2 stops21h 35mMultiple Airlines
Deal found 10/9$598
This Fareboom deal was found by Cheapflights users on 10/8. 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.
Fri 11/76:15 amSAN - HKG
2 stops24h 05mMultiple Airlines
Fri 11/142:35 pmHKG - SAN
2 stops21h 35mMultiple Airlines
Deal found 10/8$599
This Fareboom deal was found by Cheapflights users on 10/7. 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.
Wed 11/58:10 amSAN - HKG
2 stops23h 30mMultiple Airlines
Wed 11/262:35 pmHKG - SAN
2 stops21h 35mMultiple Airlines
Deal found 10/7$604
This Air Canada deal was found by Cheapflights users on 10/8. 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.
Tue 11/184:01 pmSAN - HKG
2 stops34h 39mAir Canada
Tue 12/28:25 pmHKG - SAN
2 stops38h 03mAir Canada
Deal found 10/8$621

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 October 10, 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

Mon 11/17

7:50 pm-6:45 am

1 stop18h 55m

Hong Kong Intl

Sat 12/6

10:30 pm-8:06 am

1 stop25h 36m

$589

San DiegoHong Kong

SAN - HKG

SANHKG

San Diego

Wed 11/12

5:55 pm-6:45 am

1 stop20h 50m

Hong Kong Intl

Mon 11/17

10:35 am-12:45 pm

1 stop18h 10m

$589

San DiegoHong Kong

SAN - HKG

SANHKG

San Diego

Fri 1/23

6:15 am-7:15 pm

1 stop21h 00m

Hong Kong Intl

Fri 4/10

11:45 am-8:16 pm

1 stop23h 31m

$589

San DiegoHong Kong

SAN - HKG

SANHKG

San Diego

Fri 11/7

7:58 am-7:20 pm

1 stop19h 22m

Hong Kong Intl

Fri 11/14

10:30 pm-12:13 am

1 stop17h 43m

$589

San DiegoHong Kong

SAN - HKG

SANHKG

San Diego

Tue 10/28

7:58 am-7:20 pm

1 stop20h 22m

Hong Kong Intl

Tue 11/11

10:45 pm-11:44 pm

1 stop16h 59m

$589

San DiegoHong Kong

SAN - HKG

SANHKG

San Diego

Mon 11/24

8:40 pm-7:00 am

1 stop18h 20m

Hong Kong Intl

Tue 12/2

11:25 am-7:52 pm

1 stop24h 27m

$589

San DiegoHong Kong

SAN - HKG

SANHKG

San Diego

Sun 3/1

5:54 pm-6:45 am

1 stop20h 51m

Hong Kong Intl

Tue 3/10

10:45 pm-11:44 pm

1 stop15h 59m

$589

San DiegoHong Kong

SAN - HKG

SANHKG

San Diego

Mon 3/23

6:30 am-7:15 pm

1 stop21h 45m

Hong Kong Intl

Wed 5/13

11:45 am-12:36 pm

1 stop15h 51m

$589

San DiegoHong Kong

SAN - HKG

SANHKG

San Diego

Thu 1/22

6:15 am-7:20 pm

1 stop21h 05m

Hong Kong Intl

Thu 4/9

12:40 pm-5:49 pm

1 stop20h 09m

$589

San DiegoHong Kong

SAN - HKG

SANHKG

San Diego

Wed 10/15

10:38 am-5:40 am

2 stops28h 02m

$325

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/7

Showing 1-10 of 13 results
1
2

Compare providers for flights from San Diego to Hong Kong

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Diego to Hong Kong in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Diego-Hong Kong flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Hong Kong flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Hong Kong flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Diego-Hong Kong flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Diego-Hong Kong flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 October 3, 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 35 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, March is the cheapest month in which you can book a flight from San Diego to Hong Kong (average of $578). Flying from San Diego to Hong Kong in July is currently the most expensive (average of $967). 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 October 10, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 13% 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 October 10, 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
1,577 reviews

Overall

8.3

Comfort

8.2

Entertainment

7.8

Food

7.7

Boarding

8.4

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

HNL - KIX

Local boy flight attendant was amazing. Super friendly and attentive.
Japan Airlines
8.3
Very good
1,577 reviews
Japan Airlines
8.3
Very good
1,577 reviews

Overall

8.3

Comfort

8.2

Entertainment

7.8

Food

7.7

Boarding

8.4

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

HNL - KIX

Local boy flight attendant was amazing. Super friendly and attentive.
Cathay Pacific
7.6
Good
1,020 reviews
Japan Airlines
8.3
Very good
1,577 reviews

Overall

8.3

Comfort

8.2

Entertainment

7.8

Food

7.7

Boarding

8.4

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

HNL - KIX

Local boy flight attendant was amazing. Super friendly and attentive.
United Airlines
7.4
Good
8,966 reviews
Japan Airlines
8.3
Very good
1,577 reviews

Overall

8.3

Comfort

8.2

Entertainment

7.8

Food

7.7

Boarding

8.4

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

HNL - KIX

Local boy flight attendant was amazing. Super friendly and attentive.
Air Canada
7.1
Good
10,263 reviews
Japan Airlines
8.3
Very good
1,577 reviews

Overall

8.3

Comfort

8.2

Entertainment

7.8

Food

7.7

Boarding

8.4

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

HNL - KIX

Local boy flight attendant was amazing. Super friendly and attentive.

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?

    United Airlines can get you from San Diego to Hong Kong in just under 18h 55m. 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 United Airlines and Japan Airlines. These flights start at 40% 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, March is the cheapest month in which you can book a flight from San Diego to Hong Kong (average of $578). Flying from San Diego to Hong Kong in July is currently the most expensive (average of $967). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 October 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$663Average$837FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$797Average$1,176FlexibilityNo cancel feeOn-time69%
Japan AirlinesCheapest$886Average$1,143FlexibilityNo cancel feeOn-time79%
Cathay PacificCheapest$1,044Average$1,345FlexibilityNo cancel feeOn-time72%

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