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Cheap flights from Portsmouth to Melbourne from £727

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 20/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MEL
18 Feb — 25 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portsmouth to Melbourne

Keep the following information in mind while searching for Portsmouth to Melbourne flight deals. Data was last updated 19 January 2026.

Round-trip from

£892

One-way from

£727

Popular in

December

Cheapest in

May

Average price

£994
1/3-8/3
  • 1/3-8/3
  • 4 total stops
  • 70h 10m total
  • Portsmouth to Melbourne
Search Deals
20/6
  • 20/6
  • 2 total stops
  • 26h 55m total
  • Portsmouth to Melbourne
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£68 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£22 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Find flight deals from Portsmouth to Melbourne

Enter your travel dates to find the best prices.

Cheapest flights from Portsmouth to Melbourne
Explore the most affordable flight options available from Portsmouth to Melbourne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 January 2026.

Sun 1/316:05
SOU
-
MEL
2 stops37h 55m
Multiple Airlines
Sun 8/318:20
MEL
-
SOU
2 stops32h 15m
Multiple Airlines
Deal found 18/1£892
Thu 5/320:10
SOU
-
MEL
2 stops33h 50m
Multiple Airlines
Thu 12/318:20
MEL
-
SOU
2 stops32h 15m
Multiple Airlines
Deal found 19/1£909
Mon 16/220:10
SOU
-
MEL
2 stops40h 10m
Qatar Airways
Mon 9/316:10
MEL
-
SOU
2 stops34h 25m
Qatar Airways
Deal found 19/1£1,102
Sun 13/909:10
SOU
-
MEL
2 stops34h 45m
Qatar Airways
Wed 30/915:10
MEL
-
SOU
2 stops37h 20m
Qatar Airways
Deal found 18/1£1,128
Tue 8/909:10
SOU
-
MEL
2 stops34h 45m
Qatar Airways
Sat 26/916:10
MEL
-
SOU
2 stops36h 20m
Qatar Airways
Deal found 17/1£1,132

Cheapflights Fare Finder

 
Customise your flight search to find flights from Portsmouth to Melbourne 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 858,174 searches. Data last updated 19 January 2026.
Use the filters below to find and compare flights from Portsmouth to Melbourne that are best for you.

Fly from

Portsmouth

Fly to

Melbourne

Route

Depart

Return

Price

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Sun 1/3

16:05-17:00

2 stops37h 55m

Melbourne

Sun 8/3

18:20-15:35

2 stops32h 15m

£892

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Thu 5/3

20:10-17:00

2 stops33h 50m

Melbourne

Thu 12/3

18:20-15:35

2 stops32h 15m

£909

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Mon 16/2

20:10-23:20

2 stops40h 10m

Melbourne

Mon 9/3

16:10-15:35

2 stops34h 25m

£1,102

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Wed 11/3

12:25-23:20

2 stops47h 55m

Melbourne

Sun 15/3

16:10-19:40

2 stops38h 30m

£1,144

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Thu 19/2

20:10-17:50

2 stops34h 40m

Melbourne

Tue 24/2

16:10-15:35

2 stops34h 25m

£1,145

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Mon 20/4

20:00-16:50

2 stops35h 50m

Melbourne

Mon 11/5

20:55-19:30

2 stops55h 35m

£1,320

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Sat 20/6

10:15-22:10

2 stops26h 55m

£727

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Wed 17/6

20:00-22:10

2 stops41h 10m

£849

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Tue 23/6

09:10-22:10

2 stops28h 00m

£849

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Thu 18/6

09:10-22:10

2 stops28h 00m

£849

Flights are sorted by cheapest return flights first.

Deals found on 18/1

Showing 1-10 of 13 results
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Best time to book a flight from Portsmouth to Melbourne

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

Cheapflights Insights

Everything you need to know about your flight from Portsmouth to Melbourne

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

Currently, June is the cheapest month in which you can book a flight from Portsmouth to Melbourne (average of £504). Flying from Portsmouth to Melbourne in December is currently the most expensive (average of £788). 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.

Related info for your journey

Find useful and relevant information for your journey from Portsmouth to Melbourne. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

  • How can I find direct flights from Portsmouth to Melbourne?

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

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

    Yes. Cheapflights offers flight deals from Portsmouth to Melbourne 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 Portsmouth to Melbourne?

    Currently, June is the cheapest month in which you can book a flight from Portsmouth to Melbourne (average of £504). Flying from Portsmouth to Melbourne in December is currently the most expensive (average of £788). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 10 airlines flying from Portsmouth to Melbourne

Discover the top 10 airlines that operate flights from Portsmouth to Melbourne. 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 858,174 searches. Data last updated 19 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Beijing Capital AirlinesCheapest£320Average£607FlexibilityNo cancel feeOn-timeN/A
Search Beijing Capital Airlines flights
China EasternCheapest£525Average£744FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Air ChinaCheapest£554Average£1,140FlexibilityNo cancel feeOn-time67%
Search Air China flights
Hainan AirlinesCheapest£562Average£658FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
China SouthernCheapest£575Average£741FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Royal Brunei AirlinesCheapest£641Average£784FlexibilityNo cancel feeOn-time84%
Search Royal Brunei Airlines flights
Turkish AirlinesCheapest£711Average£915FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Vietnam AirlinesCheapest£728Average£1,142FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
Malaysia AirlinesCheapest£753Average£1,050FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
China AirlinesCheapest£759Average£856FlexibilityNo cancel feeOn-time70%
Search China 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 Portsmouth to Melbourne?

Cheapflights makes it easy to find Portsmouth to Melbourne flights 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 to Melbourne?

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 Portsmouth to Melbourne.

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

Certainly. Search results for flights to Melbourne 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 to Melbourne become cheaper?

Yes, Cheapflights offers price alerts on Portsmouth to Melbourne 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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