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HK$447+ 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 25-4. 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
17 Apr — 24 Apr1
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 18 March 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

Thu 14-5

17:20-23:20

2 stops23h 00m

Hong Kong Intl

Thu 21-5

00:55-19:30

2 stops25h 35m

HK$8,454
Fastest return journey

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Mon 13-4

17:20-21:25

2 stops21h 05m

Hong Kong Intl

Sun 19-4

00:05-19:30

2 stops26h 25m

HK$9,269

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Thu 23-4

09:10-16:45

2 stops24h 35m

Hong Kong Intl

Mon 4-5

00:55-19:30

2 stops25h 35m

HK$10,288

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Wed 22-4

20:00-16:45

2 stops37h 45m

Hong Kong Intl

Tue 5-5

18:15-19:30

2 stops32h 15m

HK$10,852

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Fri 24-4

20:00-16:45

2 stops37h 45m

Hong Kong Intl

Tue 5-5

18:15-19:30

2 stops32h 15m

HK$11,110

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Tue 19-5

09:20-16:45

2 stops24h 25m

Hong Kong Intl

Tue 16-6

01:25-19:30

2 stops25h 05m

HK$28,967

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Fri 19-6

09:10-21:55

2 stops29h 45m

Hong Kong Intl

Fri 18-9

19:40-19:30

2 stops30h 50m

HK$37,390

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Mon 15-6

09:10-15:10

2 stops23h 00m

Hong Kong Intl

Tue 22-9

19:40-19:30

2 stops30h 50m

HK$38,518
Cheapest one-way

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Tue 21-4

20:00-16:45

2 stops37h 45m

HK$7,459

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Thu 23-4

09:10-23:20

2 stops31h 10m

HK$7,459

Flights are sorted by cheapest return flights first.

Deals found on 15-3

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$2,570). Flying from Portsmouth in July will prove the most costly (average of HK$6,409). 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$6,672

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
1,471 reviews
Check prices

Overall

7.8

Crew

8.4

Food

7.3

Boarding

7.8

Entertainment

7.1

Comfort

7.6

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
1,471 reviews
KLM
7.8
Good
1,471 reviews
Check prices

Overall

7.8

Crew

8.4

Food

7.3

Boarding

7.8

Entertainment

7.1

Comfort

7.6

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 18 March 2026.

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

    Hong Kong Intl airport offers the cheapest routes to Auckland from HK$509. Manila Ninoy Aquino Intl airport is a great option if you're flying to Hong Kong from HK$697. 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 Hong Kong to Taipei City from HK$509 round trip
    Fly from Hong Kong to Busan from HK$548 round trip
    Fly from Manila to Hong Kong from HK$697 round trip
    Fly from Hong Kong to Manila from HK$838 round trip
    Fly from Hong Kong to Bangkok from HK$1,034 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?

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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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