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HK$439+ Cheap flights from Portsmouth

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18-5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
LHR — HKG
14 May — 21 May1
1 adult
1 adult, Economy, 0 bags

Find flights from Portsmouth within your budget

 
Find flights departing from Portsmouth that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 14 April 2026. In the last 7 days, Cheapflights users made a total of 70,647 searches

Fly to

Route

Departure

Return

Price

Cheapest return flight

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Tue 26-5

20:00-09:00

2 stops30h 00m

Hong Kong Intl

Tue 2-6

20:10-19:30

2 stops30h 20m

HK$7,401
Fastest return journey

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Tue 26-5

17:20-15:25

1 stop15h 05m

Hong Kong Intl

Tue 2-6

22:20-16:50

1 stop25h 30m

HK$8,333

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Sat 9-5

09:20-16:25

2 stops24h 05m

Hong Kong Intl

Fri 15-5

01:25-19:30

2 stops25h 05m

HK$8,654

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Sun 24-5

09:20-16:25

2 stops24h 05m

Hong Kong Intl

Sun 31-5

18:15-19:30

2 stops32h 15m

HK$9,186

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Tue 1-9

17:20-21:55

2 stops21h 35m

Hong Kong Intl

Sun 29-11

00:25-16:35

2 stops24h 10m

HK$9,374

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Tue 12-5

20:00-09:10

2 stops54h 10m

Hong Kong Intl

Fri 15-5

01:25-19:30

2 stops25h 05m

HK$9,836

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Fri 15-5

09:20-16:25

2 stops24h 05m

Hong Kong Intl

Fri 29-5

01:25-19:30

2 stops25h 05m

HK$10,917

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Sun 28-6

09:10-15:10

2 stops23h 00m

Hong Kong Intl

Tue 4-8

19:40-19:30

2 stops30h 50m

HK$10,925

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Sun 28-6

09:10-15:10

2 stops23h 00m

Hong Kong Intl

Sun 2-8

01:25-19:30

2 stops25h 05m

HK$10,925

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Mon 17-8

20:00-15:10

2 stops36h 10m

Hong Kong Intl

Wed 26-8

19:40-19:30

2 stops30h 50m

HK$11,066

Flights are sorted by cheapest return flights first.

Deals found on 9-4

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Best time to book a flight from Portsmouth

Have a flexible travel schedule? Discover the best time to fly 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.

Travel insights for flights from Portsmouth

Get recent, data-driven insights about flights from Portsmouth including ideal travel times, pricing trends, and more.

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

Currently, March is the cheapest month in which you can book a flight from Portsmouth (average of HK$2,530). Flying from Portsmouth in July will prove the most costly (average of HK$6,539). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from Portsmouth?

Only one airline operates round-trip flights from Portsmouth: KLM. This airline flies to the following popular destinations: Hong Kong.

KLM
KLM
From HK$6,668

Airline reviews for flights from Portsmouth

Get insights into the airlines that provide service from Portsmouth. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from Portsmouth. In the last 7 days, Cheapflights users made a total of 70,647 searches.
See what other customers who have flown with KLM from Portsmouth have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,499 reviews
Check prices

Crew

8.4

Food

7.3

Boarding

7.8

Comfort

7.7

Overall

7.8

Entertainment

7.2

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
1,499 reviews
KLM
7.8
Good
1,499 reviews
Check prices

Crew

8.4

Food

7.3

Boarding

7.8

Comfort

7.7

Overall

7.8

Entertainment

7.2

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

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Related info for your journey

Access useful and relevant information related to your journey from Portsmouth. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 14 April 2026.

  • What is the cheapest airport to fly out of Portsmouth?

    Manila Ninoy Aquino Intl airport offers the cheapest routes to Hong Kong from HK$916. Hong Kong Intl airport is a great option if you're flying to Amsterdam from HK$1,010. Our top recommendation is to be generally flexible with your dates of travel for the best rates.

  • What is the cheapest month to fly from Portsmouth?

    Currently, the cheapest month for flights from Portsmouth is March. The most expensive month for flights is July. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • Where are the cheapest places to fly to from Portsmouth?

    Check out the cheapest flights from Portsmouth to embark to:
    Fly from Manila to Hong Kong from HK$916 round trip
    Fly from Hong Kong to Manila from HK$1,010 round trip
    Fly from Hong Kong to Shanghai from HK$1,112 round trip
    Fly from Hong Kong to Kuala Lumpur from HK$1,167 round trip
    Fly from Hong Kong to Sanya from HK$1,269 round trip

  • How does Cheapflights help users find flights from Portsmouth?

    Cheapflights makes it easy to find flights from Portsmouth by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

    Cheapflights helps you find that perfect flight from Portsmouth by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

  • Can Cheapflights find flights from Portsmouth with no change fees?

    Yes! Cheapflights helps users easily find flights from Portsmouth with no change fees.

  • Can Cheapflights notify me if prices for flights from Portsmouth become cheaper?

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How does Cheapflights help users find flights from Portsmouth?

Cheapflights makes it easy to find flights from Portsmouth by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights helps you find that perfect flight from Portsmouth by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Portsmouth with no change fees?

Yes! Cheapflights helps users easily find flights from Portsmouth with no change fees.

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

Yes! Start tracking prices for flights from Portsmouth today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive the alerts.

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