$99+ 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 10/12. 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
30 Nov — 7 Dec1
1 adult
1 adult, Economy, 0 bags

What to know about flights from Portsmouth

Discover essential information about flights departing from Portsmouth, including flight schedules, destinations, airlines operating at the Portsmouth airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 31 October 2025.

Cheapest airline

Ryanair
On average, Ryanair currently has the cheapest one-way flight from Portsmouth (avg. price of $150).
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Enter your travel dates to find the best prices.

Cheapest flights from Portsmouth
Explore the most affordable flight options available from Portsmouth. Find the lowest fares based on data from user searches, with prices last updated on 31 October 2025.

Thu 4/1220:10SOU - SYD
2 stops34h 45mMultiple Airlines
Thu 11/1221:30SYD - SOU
2 stops46h 15mMultiple Airlines
Deal found 28/10$1,882
Tue 10/212:25SOU - SYD
2 stops55h 10mMultiple Airlines
Tue 17/216:35SYD - SOU
2 stops34h 00mMultiple Airlines
Deal found 28/10$2,071
Wed 25/212:15SOU - MEL
2 stops41h 45mMultiple Airlines
Thu 12/318:20MEL - SOU
2 stops34h 00mMultiple Airlines
Deal found 30/10$2,094
Wed 10/1208:40SOU - SYD
2 stops34h 55mKLM
Tue 20/115:55SYD - SOU
2 stops36h 10mKLM
Deal found 28/10$2,098
Thu 26/209:30SOU - MEL
2 stops26h 50mQatar Airways
Wed 11/323:40MEL - SOU
2 stops31h 00mQatar Airways
Deal found 29/10$2,194
Tue 24/212:25SOU - MEL
2 stops47h 55mQatar Airways
Tue 17/316:10MEL - SOU
2 stops34h 25mQatar Airways
Deal found 29/10$2,199
Tue 24/212:25SOU - MEL
2 stops47h 55mQatar Airways
Mon 16/323:40MEL - SOU
2 stops50h 55mQatar Airways
Deal found 29/10$2,202
Wed 25/212:25SOU - MEL
2 stops47h 55mQatar Airways
Tue 17/316:10MEL - SOU
2 stops34h 25mQatar Airways
Deal found 29/10$2,206
Wed 25/212:25SOU - MEL
2 stops47h 55mQatar Airways
Mon 16/323:40MEL - SOU
2 stops50h 55mQatar Airways
Deal found 29/10$2,210
Sun 22/209:30SOU - MEL
2 stops26h 50mQatar Airways
Wed 11/316:10MEL - SOU
2 stops38h 30mQatar Airways
Deal found 29/10$2,248
Sun 22/209:30SOU - MEL
2 stops26h 50mQatar Airways
Mon 16/323:40MEL - SOU
2 stops50h 55mQatar Airways
Deal found 29/10$2,251
Sat 22/1109:25SOU - PER
2 stops35h 05mMultiple Airlines
Sat 13/1220:40PER - SOU
3 stops67h 30mMultiple Airlines
Deal found 28/10$2,257

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 31 October 2025. In the last 7 days, Cheapflights users made a total of 647,157 searches

Fly to

Melbourne

Route

Depart

Return

Price

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Thu 26/2

09:30-23:20

2 stops26h 50m

Melbourne

Tue 17/3

16:10-15:35

2 stops34h 25m

$2,194

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Tue 24/2

12:25-23:20

2 stops47h 55m

Melbourne

Wed 11/3

16:10-15:35

2 stops34h 25m

$2,199

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Thu 26/2

09:30-23:20

2 stops26h 50m

Melbourne

Mon 16/3

23:40-15:35

2 stops50h 55m

$2,199

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Wed 25/2

12:25-23:20

2 stops47h 55m

Melbourne

Wed 11/3

23:40-19:40

2 stops31h 00m

$2,206

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Wed 25/2

12:25-23:20

2 stops47h 55m

Melbourne

Mon 16/3

23:40-15:35

2 stops50h 55m

$2,210

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Sun 22/2

09:30-23:20

2 stops26h 50m

Melbourne

Wed 11/3

16:10-19:40

2 stops38h 30m

$2,248

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Sat 28/2

09:30-23:20

2 stops26h 50m

Melbourne

Tue 17/3

16:10-15:35

2 stops34h 25m

$2,248

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Sat 28/2

09:30-23:20

2 stops26h 50m

Melbourne

Wed 11/3

23:40-19:40

2 stops31h 00m

$2,248

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Fri 27/2

20:10-23:20

2 stops40h 10m

Melbourne

Wed 11/3

23:40-19:40

2 stops31h 00m

$2,248

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Fri 27/2

20:10-23:20

2 stops40h 10m

Melbourne

Tue 17/3

16:10-15:35

2 stops34h 25m

$2,248

Flights are sorted by cheapest return flights first.

Deals found on 28/10

Showing 1-10 of 60 results
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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, June is the cheapest month in which you can book a flight from Portsmouth (average of $1,029). Flying from Portsmouth in July will prove the most costly (average of $1,667). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

When is the cheapest time to fly from Portsmouth?

Use this chart to determine the cheapest time to fly return from Portsmouth to Melbourne. Price data was last updated on 16 December 2024.

Those who are seeking the cheapest fare on flights departing from Portsmouth would be wise to consider leaving during Saturday mornings when prices are typically at their lowest. When considering other options, price-conscious travelers should avoid Thursday at midday when fares are usually the most expensive.

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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 31 October 2025.

  • Which is the cheapest airport to catch a flight from Portsmouth?

    The cheapest routes to Melbourne can be found at Auckland Intl airport from $15. While Seoul Gimpo Intl airport is usually cheaper if your destination is Jeju City with prices starting at $26. Reference our flight search to find the best deals in real time.

  • What is the cheapest month to fly from Portsmouth?

    Currently, the cheapest month for flights from Portsmouth is June. 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?

    View the cheapest flight destinations from Portsmouth:
    Fly from Auckland to Sydney from $15 round trip
    Fly from Seoul to Jeju City from $26 round trip
    Fly from Madrid to London from $50 round trip
    Fly from London to Málaga from $58 round trip
    Fly from Paris to Lisbon from $78 round trip

  • 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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