In terms of precipitation, rainfall in Hong Kong ranges from 20.0 - 390.0 inches per month. June is typically the wettest month, when rainfall can reach 390.0 mm. January is typically the driest time to visit Hong Kong when rainfall is around 20.0 mm.

If weather is an important factor for your trip to Hong Kong, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 16.0 C).

What are the cheapest flights from Portsmouth to Hong Kong?

While on average a flight from Portsmouth to Hong Kong is generally £2,839, our data shows the cheapest flight currently is £506. When looking at the most popular route, (Southampton Eastleigh - Hong Kong Intl), you can expect to pay £851 for that flight.

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

Consider Iberia (76%), British Airways (76%) or Cathay Pacific (68%) when booking your flight. These represent the most reliable airlines when flying from Portsmouth to Hong Kong.

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.

£447+ Cheap Flights from Portsmouth to Hong Kong

Cheap flight deals from Portsmouth to Hong Kong

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 18 April 2026.

Tue 16/617:20

SOU

HKG

2 stops32h 40m

Multiple Airlines

Thu 3/920:10

HKG

SOU

2 stops27h 40m

Multiple Airlines

Deal found 14/4£692

Fri 29/517:20

SOU

HKG

2 stops32h 40m

Multiple Airlines

Fri 5/620:10

HKG

SOU

2 stops30h 20m

Multiple Airlines

Deal found 14/4£698

Tue 2/620:00

SOU

HKG

2 stops30h 00m

Multiple Airlines

Tue 9/620:10

HKG

SOU

2 stops30h 20m

Multiple Airlines

Deal found 18/4£703

Sat 23/520:00

SOU

HKG

2 stops54h 00m

Multiple Airlines

Sun 31/520:10

HKG

SOU

2 stops27h 40m

Multiple Airlines

Deal found 14/4£708

Wed 15/420:00

SOU

HKG

2 stops54h 00m

Multiple Airlines

Thu 4/620:10

HKG

SOU

2 stops27h 40m

Multiple Airlines

Deal found 14/4£708

Fri 5/609:05

SOU

HKG

2 stops25h 35m

KLM

Sun 21/622:20

HKG

SOU

1 stop25h 30m

KLM

Deal found 18/4£720

Fri 5/617:20

SOU

HKG

2 stops32h 40m

Multiple Airlines

Sun 21/620:10

HKG

SOU

2 stops27h 40m

Multiple Airlines

Deal found 18/4£723

Sun 31/509:20

SOU

HKG

2 stops40h 40m

Multiple Airlines

Sun 7/620:10

HKG

SOU

2 stops30h 20m

Multiple Airlines

Deal found 16/4£725

Mon 25/509:20

SOU

HKG

2 stops24h 05m

Multiple Airlines

Wed 3/601:25

HKG

SOU

2 stops25h 05m

Multiple Airlines

Deal found 14/4£808

Find flight deals from Portsmouth to Hong Kong

Round-trip from	£692
One-way from	£447
Popular in	July
Cheapest in	November
Average price	£640

16/6-3/9
4 total stops
60h 20m total
Portsmouth to Hong Kong

Search Deals

15/10
3 total stops
41h 55m total
Portsmouth to Hong Kong

Search Deals

Highest demand for flights based on searches. 13% potential increase in price (£73 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).

Search Deals

Average for round-trip flights in April 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Wed 29/4

09:20-16:25

2 stops24h 05m

Hong Kong Intl

Tue 12/5

02:00-19:30

2 stops24h 30m

£836

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Mon 25/5

20:00-16:30

2 stops37h 30m

Hong Kong Intl

Wed 3/6

01:25-19:30

2 stops25h 05m

£844

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Sun 31/5

17:20-09:00

2 stops32h 40m

Hong Kong Intl

Sun 7/6

07:25-19:30

3 stops43h 05m

£847

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Mon 8/6

09:20-16:25

2 stops24h 05m

Hong Kong Intl

Sun 14/6

01:25-19:30

2 stops25h 05m

£851

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Wed 29/4

09:20-16:25

2 stops24h 05m

Hong Kong Intl

Mon 11/5

02:00-19:30

2 stops24h 30m

£853

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Wed 20/5

20:00-09:10

2 stops30h 10m

Hong Kong Intl

Sun 14/6

01:25-19:30

2 stops25h 05m

£859

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Thu 21/5

20:00-16:30

2 stops37h 30m

Hong Kong Intl

Sun 14/6

01:25-19:30

2 stops25h 05m

£859

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Tue 12/5

20:00-16:30

2 stops37h 30m

Hong Kong Intl

Wed 10/6

18:15-16:50

2 stops29h 35m

£860

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Thu 7/5

20:00-16:30

2 stops37h 30m

Hong Kong Intl

Wed 13/5

02:00-19:30

2 stops24h 30m

£865

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Wed 6/5

20:00-09:10

2 stops30h 10m

Hong Kong Intl

Wed 13/5

02:00-19:30

2 stops24h 30m

£865

Flights are sorted by cheapest return flights first.

Deals found on 16/4

Showing 1-10 of 15 resultsSorted by cheapest first

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.

SOU-HKG

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

P0R-HK0

SOU-HKG

What is the cheapest time of day to fly from P0R to HK?

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.

Weekly flight availability from Portsmouth to Hong Kong

The most flights from P0R to HK0 are scheduled on a Saturday (8 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (7 on average).

Reviews of airlines servicing Hong Kong

See what other customers who have flown with KLM from Portsmouth to Hong Kong have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,502 reviews

Check prices

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

1,502 reviews

KLM

7.8

Good

1,502 reviews

Check prices

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

What are the most reliable airlines from Portsmouth to Hong Kong?
Consider Iberia (76%), British Airways (76%) or Cathay Pacific (68%) when booking your flight. These represent the most reliable airlines when flying from Portsmouth to Hong Kong.
What are the cheapest flights from Portsmouth to Hong Kong?
While on average a flight from Portsmouth to Hong Kong is generally £2,839, our data shows the cheapest flight currently is £506. When looking at the most popular route, (Southampton Eastleigh - Hong Kong Intl), you can expect to pay £851 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from Portsmouth to Hong Kong

Airline	Cheapest	Average	Flexibility	On-time
China Eastern	Cheapest£270	Average£399	FlexibilityNo cancel fee	On-time62%	Search China Eastern flights
China Southern	Cheapest£282	Average£378	FlexibilityNo cancel fee	On-time69%	Search China Southern flights
Hainan Airlines	Cheapest£289	Average£391	FlexibilityNo cancel fee	On-time61%	Search Hainan Airlines flights
Air China	Cheapest£317	Average£451	FlexibilityNo cancel fee	On-time67%	Search Air China flights
Etihad Airways	Cheapest£426	Average£500	FlexibilityNo cancel fee	On-time75%	Search Etihad Airways flights
Lufthansa	Cheapest£457	Average£645	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
SWISS	Cheapest£473	Average£825	FlexibilityNo cancel fee	On-time79%	Search SWISS flights
Air India	Cheapest£485	Average£576	FlexibilityNo cancel fee	On-timeN/A	Search Air India flights
Thai Airways	Cheapest£495	Average£611	FlexibilityNo cancel fee	On-time77%	Search Thai Airways flights
British Airways	Cheapest£496	Average£727	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

Fly with Cheapflights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Portsmouth to Hong Kong. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Yes, we can. To see specific flights from Portsmouth to Hong Kong with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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Of course! You can now track prices for flights from Portsmouth to Hong Kong and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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Cheap flights from Portsmouth to Hong Kong from £447

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 15/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Portsmouth to Hong Kong

Cheapest flights from Portsmouth to Hong KongExplore 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 18 April 2026.

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 18 April 2026.

Best flights from Portsmouth to Hong KongDiscover carefully curated flight deals from Portsmouth to Hong Kong that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 April 2026.

Discover carefully curated flight deals from Portsmouth to Hong Kong that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 April 2026.

Last-minute flights from Portsmouth to Hong KongDiscover last-minute flight deals from Portsmouth to Hong Kong. Data last updated 18 April 2026 and is based on user searches.

Discover last-minute flight deals from Portsmouth to Hong Kong. Data last updated 18 April 2026 and is based on user searches.

One-way flights from Portsmouth to Hong KongSearch for one-way flight options from Portsmouth to Hong Kong. Find affordable one-way fares based on user searches. Data last updated 18 April 2026.

Search for one-way flight options from Portsmouth to Hong Kong. Find affordable one-way fares based on user searches. Data last updated 18 April 2026.

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 18 April 2026.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portsmouth to Hong Kong that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from Portsmouth to Hong Kong

What is the cheapest time of day to fly from P0R to HK?

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 18 April 2026.

Weekly flight availability from Portsmouth to Hong Kong

Explore weekly flight availability from Portsmouth to Hong Kong. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 18 April 2026.

Reviews of airlines servicing Hong Kong

See what other customers who have flown with KLM from Portsmouth to Hong Kong have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

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 are the most reliable airlines from Portsmouth to Hong Kong?

What are the cheapest flights from Portsmouth to Hong Kong?

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

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

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

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.

Alternative routes for Portsmouth to Hong Kong

See prices for flight routes from nearby airports that may be better suited for you.

Direct flights to

Book a non-stop flight to one of these other cities located in .

Search flights from Portsmouth to Hong Kong by cabin class

Find flights from Portsmouth to Hong Kong, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Portsmouth and Hong Kong flights

Browse other Portsmouth and Hong Kong flight options. Last updated on 18 April 2026.

Popular flight searches

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Portsmouth to Hong Kong flights

Consider these flights travelling from Portsmouth to Hong Kong.

Top 10 airlines flying from Portsmouth to Hong Kong

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

Can Cheapflights notify me if prices for flights from Portsmouth to Hong Kong become cheaper?

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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 18 April 2026.

Best flights from Portsmouth to Hong Kong
Discover carefully curated flight deals from Portsmouth to Hong Kong that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 April 2026.

Last-minute flights from Portsmouth to Hong Kong
Discover last-minute flight deals from Portsmouth to Hong Kong. Data last updated 18 April 2026 and is based on user searches.

One-way flights from Portsmouth to Hong Kong
Search for one-way flight options from Portsmouth to Hong Kong. Find affordable one-way fares based on user searches. Data last updated 18 April 2026.