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Cheap flights from Portsmouth to Hong Kong from £405

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 30/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HKG
27 Apr — 4 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portsmouth to Hong Kong

Enter your travel dates to find the best prices.

Cheapest flights from Portsmouth to Hong Kong
Explore the most affordable flight options available from Portsmouth to Hong Kong. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 March 2026.

Mon 11/520:00
SOU
-
HKG
2 stops44h 20m
Multiple Airlines
Mon 18/518:15
HKG
-
SOU
2 stops32h 15m
Multiple Airlines
Deal found 26/3£669
Tue 12/520:00
SOU
-
HKG
2 stops30h 00m
Multiple Airlines
Tue 19/520:10
HKG
-
SOU
2 stops30h 20m
Multiple Airlines
Deal found 28/3£703
Sat 9/520:00
SOU
-
HKG
2 stops54h 00m
Multiple Airlines
Sat 16/520:10
HKG
-
SOU
2 stops30h 20m
Multiple Airlines
Deal found 25/3£740
Thu 23/417:20
SOU
-
HKG
2 stops23h 00m
Multiple Airlines
Wed 13/500:55
HKG
-
SOU
2 stops25h 35m
Multiple Airlines
Deal found 25/3£798
Wed 22/420:00
SOU
-
HKG
2 stops37h 45m
Qatar Airways
Tue 12/500:55
HKG
-
SOU
2 stops25h 35m
Qatar Airways
Deal found 25/3£813
Sat 31/1017:05
SOU
-
HKG
2 stops20h 35m
Multiple Airlines
Sun 22/1100:25
HKG
-
SOU
2 stops24h 10m
Multiple Airlines
Deal found 24/3£820
Thu 14/517:20
SOU
-
HKG
2 stops23h 00m
Multiple Airlines
Thu 21/500:55
HKG
-
SOU
2 stops25h 35m
Multiple Airlines
Deal found 24/3£822

Find flight deals from Portsmouth to Hong Kong

Keep the following information in mind while searching for Portsmouth to Hong Kong flight deals. Data was last updated 28 March 2026.

Round-trip from

£669

One-way from

£405

Popular in

July

Cheapest in

November

Average price

£670
11/5-18/5
  • 11/5-18/5
  • 4 total stops
  • 76h 35m total
  • Portsmouth to Hong Kong
Search Deals
30/4
  • 30/4
  • 2 total stops
  • 30h 00m total
  • Portsmouth to Hong Kong
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£76 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Portsmouth 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 858,174 searches. Data last updated 28 March 2026.
Use the filters below to find and compare flights from Portsmouth to Hong Kong that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Mon 11/5

09:20-16:45

2 stops24h 25m

Hong Kong Intl

Mon 18/5

22:15-19:30

3 stops28h 15m

£778

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Thu 14/5

17:20-23:20

2 stops23h 00m

Hong Kong Intl

Thu 21/5

00:55-19:30

2 stops25h 35m

£824

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Sat 25/4

09:10-16:45

2 stops24h 35m

Hong Kong Intl

Sat 16/5

00:55-19:30

2 stops25h 35m

£865

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Fri 24/4

20:00-16:45

2 stops37h 45m

Hong Kong Intl

Fri 15/5

00:55-19:30

2 stops25h 35m

£865

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Fri 15/5

09:10-23:20

2 stops31h 10m

Hong Kong Intl

Thu 11/6

00:55-19:30

2 stops25h 35m

£904

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Wed 9/9

09:20-15:10

2 stops22h 50m

Hong Kong Intl

Wed 30/9

19:40-19:30

2 stops30h 50m

£1,030

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Thu 11/6

09:10-23:20

2 stops31h 10m

Hong Kong Intl

Mon 15/6

19:40-19:30

2 stops30h 50m

£1,053
Fastest return journey

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Mon 11/5

17:20-15:25

1 stop15h 05m

Hong Kong Intl

Mon 18/5

22:20-16:50

2 stops25h 30m

£1,099

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Thu 4/6

20:00-16:45

2 stops37h 45m

Hong Kong Intl

Sun 7/6

18:15-19:30

2 stops32h 15m

£1,115
Cheapest one-way

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Thu 30/4

20:00-09:00

2 stops30h 00m

£405

Flights are sorted by cheapest return flights first.

Deals found on 24/3

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

Best time to book a flight from Portsmouth to Hong Kong

Have a flexible travel schedule? Discover the best time to fly to Hong Kong from Portsmouth with our price prediction graph.
Estimated return 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 Portsmouth to Hong Kong

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

Currently, March is the cheapest month in which you can book a flight from Portsmouth to Hong Kong (average of £247). Flying from Portsmouth to Hong Kong in July is currently the most expensive (average of £617). 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 P0R to HKG?

Find hourly flight availability from Portsmouth 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 28 March 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portsmouth to Hong Kong as you normally would.

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 28 March 2026.
Read through reviews of airlines operating flights from Portsmouth to Hong Kong, such as KLM. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,477 reviews
Check prices

Entertainment

7.1

Food

7.3

Boarding

7.8

Comfort

7.6

Crew

8.4

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
KLM
7.8
Good
1,477 reviews
KLM
7.8
Good
1,477 reviews
Check prices

Entertainment

7.1

Food

7.3

Boarding

7.8

Comfort

7.6

Crew

8.4

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

Related info for your journey

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

  • What airport do you fly into for flights to Hong Kong from Portsmouth?

    Located just 16.2 mi from the city center, Hong Kong Intl is the airport most travelers will use when flying to Hong Kong from Portsmouth. Booking flights from Portsmouth to Hong Kong Intl (HKG) should be relatively easy as there are 0 daily inbound flights from Portsmouth from 18 different airlines.

  • What are the most reliable airlines from Portsmouth to Hong Kong?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Portsmouth to Hong Kong on time: Cathay Pacific (87%), Iberia (86%), British Airways (86%).

  • What are the cheapest flights from Portsmouth to Hong Kong?

    While on average a flight from Portsmouth to Hong Kong is generally £2,875, our data shows the cheapest flight currently is £500. When looking at the most popular route, (Southampton Eastleigh - Hong Kong Intl), you can expect to pay £669 for that flight.

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

    Yes. In addition to deals on Portsmouth to Hong Kong flights, Cheapflights offers holiday packages that include both flights and hotel.

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

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

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

    Yes. Cheapflights offers flight deals from Portsmouth 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 Portsmouth to Hong Kong?

    Currently, March is the cheapest month in which you can book a flight from Portsmouth to Hong Kong (average of £247). Flying from Portsmouth to Hong Kong in July is currently the most expensive (average of £617). 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 10 airlines flying from Portsmouth to Hong Kong

Discover the top 10 airlines that operate flights from Portsmouth 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 858,174 searches. Data last updated 28 March 2026.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest£275Average£406FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
China SouthernCheapest£290Average£395FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Hainan AirlinesCheapest£295Average£400FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
Air ChinaCheapest£315Average£460FlexibilityNo cancel feeOn-time67%
Search Air China flights
Etihad AirwaysCheapest£433Average£503FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
LufthansaCheapest£466Average£655FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
SWISSCheapest£482Average£744FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Air IndiaCheapest£495Average£587FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Thai AirwaysCheapest£502Average£621FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
British AirwaysCheapest£504Average£736FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Portsmouth to Hong Kong?

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Why should you use Cheapflights to find cheap flight tickets from Portsmouth to Hong Kong?

Millions of users choose and trust Cheapflights to book the best flight deals from Portsmouth to Hong Kong for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Portsmouth to Hong Kong with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Portsmouth to Hong Kong flexibly with Cheapflights today.

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