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Cheap flights from Hong Kong to Portsmouth from HK$2,930

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 9-10. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — LHR
3 Sep — 10 Sep1
1 adult

Cheap flight deals from Hong Kong to Portsmouth

Keep the following information in mind while searching for Hong Kong to Portsmouth flight deals. Data was last updated 29 August 2025.

Round-trip from

HK$9,539

One-way from

HK$2,930

Popular in

April

Cheapest in

November

Average price

HK$6,749
18-9-26-9
  • 18-9-26-9
  • 4 total stops
  • 74h 55m total
  • Hong Kong to Portsmouth
Search Deals
9-10
  • 9-10
  • 2 total stops
  • 29h 40m total
  • Hong Kong to Portsmouth
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (HK$1,382 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (HK$769 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from Hong Kong to Portsmouth

Cheapest flights from Hong Kong to Portsmouth
Explore the most affordable flight options available from Hong Kong to Portsmouth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 August 2025.

Thu 18-914:00HKG - SOU
2 stops34h 00mMultiple Airlines
Fri 26-917:35SOU - HKG
2 stops40h 55mMultiple Airlines
Deal found 28-8HK$9,539
Mon 22-1218:05HKG - SOU
2 stops33h 35mQatar Airways
Mon 5-120:10SOU - HKG
2 stops41h 30mQatar Airways
Deal found 27-8HK$10,568
Sat 20-1200:25HKG - SOU
2 stops27h 15mQatar Airways
Fri 9-109:30SOU - HKG
2 stops28h 10mQatar Airways
Deal found 29-8HK$11,402
Sat 20-1218:05HKG - SOU
2 stops33h 35mQatar Airways
Mon 5-120:10SOU - HKG
2 stops41h 30mQatar Airways
Deal found 27-8HK$11,581
Tue 11-1100:25HKG - SOU
2 stops27h 15mQatar Airways
Mon 17-1109:30SOU - HKG
2 stops28h 10mQatar Airways
Deal found 28-8HK$11,916
Sat 20-1218:05HKG - SOU
2 stops33h 35mQatar Airways
Tue 6-112:25SOU - HKG
2 stops25h 15mQatar Airways
Deal found 27-8HK$12,033
Sat 25-1019:40HKG - SOU
2 stops32h 00mQatar Airways
Fri 14-1120:10SOU - HKG
2 stops41h 30mQatar Airways
Deal found 27-8HK$12,165

Cheapflights Fare Finder

 
Customise your flight search to find flights from Hong Kong to Portsmouth 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 70,647 searches. Data last updated 29 August 2025.
Use the filters below to find and compare flights from Hong Kong to Portsmouth that are best for you.

Fly from

Hong Kong

Fly to

Portsmouth

Route

Departure

Return

Price

Hong KongSouthampton

HKG - SOU

HKGSOU

Hong Kong Intl

Thu 18-9

14:00-17:00

2 stops34h 00m

Southampton Eastleigh

Fri 26-9

17:35-17:30

2 stops40h 55m

HK$9,539

Hong KongSouthampton

HKG - SOU

HKGSOU

Hong Kong Intl

Mon 22-12

18:05-19:40

2 stops33h 35m

Southampton Eastleigh

Mon 5-1

20:10-21:40

2 stops41h 30m

HK$10,568

Hong KongSouthampton

HKG - SOU

HKGSOU

Hong Kong Intl

Sat 20-12

00:25-19:40

2 stops27h 15m

Southampton Eastleigh

Fri 9-1

09:30-21:40

2 stops28h 10m

HK$11,402

Hong KongSouthampton

HKG - SOU

HKGSOU

Hong Kong Intl

Sun 21-12

00:25-16:00

2 stops23h 35m

Southampton Eastleigh

Mon 5-1

20:10-21:40

2 stops41h 30m

HK$11,581

Hong KongSouthampton

HKG - SOU

HKGSOU

Hong Kong Intl

Sat 20-12

18:05-19:40

2 stops33h 35m

Southampton Eastleigh

Mon 5-1

20:10-21:40

2 stops41h 30m

HK$11,581

Hong KongSouthampton

HKG - SOU

HKGSOU

Hong Kong Intl

Wed 12-11

18:05-19:40

2 stops33h 35m

Southampton Eastleigh

Mon 17-11

09:30-21:40

2 stops28h 10m

HK$11,916

Hong KongSouthampton

HKG - SOU

HKGSOU

Hong Kong Intl

Sat 20-12

18:05-19:40

2 stops33h 35m

Southampton Eastleigh

Tue 6-1

12:25-21:40

2 stops25h 15m

HK$12,033

Hong KongSouthampton

HKG - SOU

HKGSOU

Hong Kong Intl

Thu 9-10

20:15-18:55

2 stops29h 40m

HK$2,930

Hong KongSouthampton

HKG - SOU

HKGSOU

Hong Kong Intl

Sun 12-10

20:40-08:15

3 stops42h 35m

HK$2,946

Hong KongSouthampton

HKG - SOU

HKGSOU

Hong Kong Intl

Wed 8-10

10:15-12:45

3 stops33h 30m

HK$3,024

Flights are sorted by cheapest return flights first.

Deals found on 29-8

Showing 1-10 of 13 results
1
2

Best time to book a flight from Hong Kong to Portsmouth

Have a flexible travel schedule? Discover the best time to fly to Portsmouth from Hong Kong 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 Hong Kong to Portsmouth

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

Currently, February is the cheapest month in which you can book a flight from Hong Kong to Portsmouth (average of HK$553). Flying from Hong Kong to Portsmouth in August is currently the most expensive (average of HK$937). 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 HKG to P0R?

Find hourly flight availability from Hong Kong to Portsmouth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 August 2025.

When flying from Hong Kong to Portsmouth, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Hong Kong to Portsmouth?

Use this chart to determine the cheapest time to fly return from Hong Kong to Portsmouth. Price data was last updated on 18 November 2024.

Travellers seeking maximum savings on their Hong Kong to Portsmouth flight should consider departing on Tuesday evenings when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Hong Kong to Portsmouth

Explore weekly flight availability from Hong Kong to Portsmouth. 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 29 August 2025.

The most flights from HKG to P0R are scheduled on a Tuesday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).

Reviews of airlines servicing Portsmouth

Get insights into the airlines that provide service to Portsmouth. 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 Portsmouth. Reviews last updated 29 August 2025.
See what other customers who have flown with KLM from Hong Kong to Portsmouth 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
1,383 reviews
Check prices

Boarding

7.8

Overall

7.8

Entertainment

7.1

Crew

8.4

Comfort

7.7

Food

7.3

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7.8
Good
1,383 reviews
KLM
7.8
Good
1,383 reviews
Check prices

Boarding

7.8

Overall

7.8

Entertainment

7.1

Crew

8.4

Comfort

7.7

Food

7.3

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

Find useful and relevant information for your journey from Hong Kong to Portsmouth. 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 from for flights from Hong Kong to Portsmouth?

    If you book a flight to Portsmouth from Hong Kong, you will be flying from Hong Kong Intl, which is the city’s only airport. Hong Kong Intl (HKG) is located 26.0 km from the centre of Hong Kong. There are 0 flights from Hong Kong Intl to Portsmouth per day from 16 different airlines.

  • How long is the flight from Hong Kong to Portsmouth?

    Qatar Airways can get you from Hong Kong to Portsmouth in just under 33h 35m. Your travel time can differ by up to . The distance from Hong Kong to Portsmouth is about 9708 km.

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

    Before booking your flight to Portsmouth from Hong Kong, have a look at the most reliable airlines to get you to your destination on time: Iberia (79%), British Airways (79%), Cathay Pacific( 65%).

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

    Looking for the cheapest flight from Hong Kong to Portsmouth? While on average our users pay HK$26,000, our data indicates the cheapest price to be HK$4,357. The most popular route (Hong Kong Intl - Southampton Eastleigh), is priced around HK$9,539.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Hong Kong to Portsmouth (average of HK$553). Flying from Hong Kong to Portsmouth in August is currently the most expensive (average of HK$937). 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 10 airlines flying from Hong Kong to Portsmouth

Discover the top 10 airlines that operate flights from Hong Kong to Portsmouth. 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 70,647 searches. Data last updated 29 August 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapestHK$2,683AverageHK$6,199FlexibilityNo cancel feeOn-time79%
Search SWISS flights
LufthansaCheapestHK$3,110AverageHK$5,181FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
China SouthernCheapestHK$3,117AverageHK$5,011FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Air ChinaCheapestHK$3,277AverageHK$6,342FlexibilityNo cancel feeOn-time67%
Search Air China flights
China EasternCheapestHK$3,477AverageHK$5,895FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
FinnairCheapestHK$4,178AverageHK$5,413FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Singapore AirlinesCheapestHK$4,458AverageHK$6,509FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
KLMCheapestHK$4,646AverageHK$6,870FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapestHK$4,733AverageHK$5,536FlexibilityNo cancel feeOn-time77%
Search Air France flights
Turkish AirlinesCheapestHK$4,734AverageHK$5,957FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Deals for Hong Kong to Portsmouth flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Hong Kong to Portsmouth.

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

Certainly. Search results for flights to Portsmouth from Hong Kong shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights offers price alerts on Hong Kong to Portsmouth flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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