$100+ 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 22/8. 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 — MEL
12 Jun — 19 Jun1
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 13 May 2026. In the last 7 days, Cheapflights users made a total of 647,157 searches

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Mon 8/6

17:20-15:50

2 stops37h 30m

Melbourne

Sun 14/6

17:20-19:30

2 stops35h 10m

$2,176

SouthamptonSydney

SOU - SYD

SOUSYD

Southampton Eastleigh

Thu 11/6

17:20-16:50

2 stops38h 30m

Sydney Kingsford Smith

Thu 25/6

21:30-16:50

2 stops52h 20m

$2,217

SouthamptonAdelaide

SOU - ADL

SOUADL

Southampton Eastleigh

Mon 22/6

09:20-15:30

2 stops45h 40m

Adelaide

Mon 29/6

22:00-08:05

2 stops42h 35m

$2,302

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Mon 8/6

20:00-17:15

2 stops36h 15m

Melbourne

Mon 29/6

22:45-19:30

2 stops29h 45m

$2,338

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Fri 5/6

20:00-17:15

2 stops36h 15m

Melbourne

Fri 26/6

22:45-19:30

2 stops29h 45m

$2,375

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Thu 3/9

20:00-16:50

2 stops59h 50m

Melbourne

Tue 22/9

15:10-19:30

2 stops37h 20m

$2,394

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Fri 29/5

19:55-17:15

2 stops36h 20m

Melbourne

Tue 30/6

22:45-19:30

2 stops29h 45m

$2,405

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Sat 7/11

09:20-23:20

2 stops27h 00m

Melbourne

Sat 28/11

17:10-19:30

2 stops37h 20m

$2,422

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Fri 6/11

20:00-23:20

2 stops40h 20m

Melbourne

Fri 27/11

16:10-19:30

2 stops62h 20m

$2,445

SouthamptonSydney

SOU - SYD

SOUSYD

Southampton Eastleigh

Sat 8/8

17:20-06:10

2 stops27h 50m

Sydney Kingsford Smith

Sat 29/8

14:50-19:30

2 stops37h 40m

$2,457

Flights are sorted by cheapest return flights first.

Deals found on 10/5

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Portsmouth

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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

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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 13 May 2026.

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

    View the cheapest flight destinations from Portsmouth:
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  • How does Cheapflights help users find flights from Portsmouth?

    Cheapflights helps you search for flights from Portsmouth via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

    Millions of users choose and trust Cheapflights to book the best flight deals from Portsmouth 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 with no change fees?

    Certainly. Search results for flights from Portsmouth 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 Portsmouth become cheaper?

    Yes, Cheapflights offers price alerts on flights from Portsmouth so you can book your travels when it’s right. The Price Alerts feature is available by clicking the bell icon next to the flight deals above and providing your email address.

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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 Portsmouth?

Cheapflights helps you search for flights from Portsmouth via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Portsmouth 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 with no change fees?

Certainly. Search results for flights from Portsmouth 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 Portsmouth become cheaper?

Yes, Cheapflights offers price alerts on flights from Portsmouth so you can book your travels when it’s right. The Price Alerts feature is available by clicking the bell icon next to the flight deals above and providing your email address.

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