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Cheap flights from Portsmouth to Melbourne from £630

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 21/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MEL
8 May — 15 May1
1 adult
1 adult, Economy, 0 bags

Cheap 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 8 April 2026.

Sun 26/420:00
SOU
-
MEL
2 stops60h 15m
Qatar Airways
Fri 22/522:45
MEL
-
SOU
2 stops29h 45m
Qatar Airways
Deal found 5/4£998
Tue 19/520:00
SOU
-
MEL
2 stops36h 15m
Qatar Airways
Tue 26/522:45
MEL
-
SOU
2 stops29h 45m
Qatar Airways
Deal found 4/4£1,018
Thu 21/520:00
SOU
-
MEL
2 stops34h 50m
Multiple Airlines
Thu 28/517:20
MEL
-
SOU
2 stops35h 10m
Multiple Airlines
Deal found 6/4£1,054
Mon 4/520:00
SOU
-
MEL
2 stops36h 15m
Multiple Airlines
Mon 25/522:45
MEL
-
SOU
2 stops29h 45m
Multiple Airlines
Deal found 6/4£1,085
Wed 6/520:00
SOU
-
MEL
2 stops36h 15m
Multiple Airlines
Wed 27/522:45
MEL
-
SOU
2 stops29h 45m
Multiple Airlines
Deal found 8/4£1,090
Wed 29/420:00
SOU
-
MEL
2 stops36h 15m
Multiple Airlines
Tue 12/522:45
MEL
-
SOU
2 stops29h 45m
Multiple Airlines
Deal found 3/4£1,094
Tue 5/509:10
SOU
-
MEL
2 stops47h 05m
Multiple Airlines
Tue 26/522:45
MEL
-
SOU
2 stops29h 45m
Multiple Airlines
Deal found 7/4£1,097
Mon 27/420:00
SOU
-
MEL
2 stops36h 15m
Qatar Airways
Mon 25/522:45
MEL
-
SOU
2 stops29h 45m
Qatar Airways
Deal found 5/4£1,116
Fri 22/517:20
SOU
-
MEL
2 stops37h 30m
Multiple Airlines
Fri 29/517:20
MEL
-
SOU
2 stops35h 10m
Multiple Airlines
Deal found 7/4£1,125
Thu 23/420:00
SOU
-
MEL
2 stops60h 15m
Qatar Airways
Wed 20/522:45
MEL
-
SOU
2 stops29h 45m
Qatar Airways
Deal found 5/4£1,127
Fri 24/420:00
SOU
-
MEL
2 stops36h 15m
Qatar Airways
Wed 20/522:45
MEL
-
SOU
2 stops29h 45m
Qatar Airways
Deal found 5/4£1,142
Mon 27/420:00
SOU
-
MEL
2 stops36h 15m
Qatar Airways
Sun 24/522:45
MEL
-
SOU
2 stops53h 45m
Qatar Airways
Deal found 5/4£1,143

Find flight deals from Portsmouth to Melbourne

Keep the following information in mind while searching for Portsmouth to Melbourne flight deals. Data was last updated 8 April 2026.

Round-trip from

£998

One-way from

£630

Popular in

July

Cheapest in

May

Average price

£964
Qatar Airways
  • Qatar Airways
  • 26/4-22/5
  • 4 total stops
  • 90h 00m total
  • Portsmouth to Melbourne
Search Deals
13/5
  • 13/5
  • 2 total stops
  • 36h 15m 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 (£24 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

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 8 April 2026.
Use the filters below to find and compare flights from Portsmouth to Melbourne that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Thu 21/5

20:00-15:50

2 stops34h 50m

Melbourne

Thu 28/5

17:20-19:30

2 stops35h 10m

£1,054
Fastest return journey

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Mon 4/5

20:00-17:15

2 stops36h 15m

Melbourne

Mon 25/5

22:45-19:30

2 stops29h 45m

£1,085

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Wed 6/5

20:00-17:15

2 stops36h 15m

Melbourne

Wed 27/5

22:45-19:30

2 stops29h 45m

£1,090

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Wed 29/4

20:00-17:15

2 stops36h 15m

Melbourne

Tue 12/5

22:45-19:30

2 stops29h 45m

£1,094

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Tue 5/5

09:10-17:15

2 stops47h 05m

Melbourne

Tue 26/5

22:45-19:30

2 stops29h 45m

£1,097

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Thu 23/4

20:00-17:15

2 stops60h 15m

Melbourne

Tue 19/5

22:45-19:30

2 stops29h 45m

£1,127

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Fri 24/4

20:00-17:15

2 stops36h 15m

Melbourne

Mon 25/5

22:45-19:30

2 stops29h 45m

£1,142

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Wed 29/4

20:00-17:15

2 stops36h 15m

Melbourne

Sun 24/5

22:45-19:30

2 stops53h 45m

£1,143

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Fri 24/4

20:00-17:15

2 stops36h 15m

Melbourne

Sun 24/5

22:45-19:30

2 stops53h 45m

£1,170

SouthamptonMelbourne

SOU - MEL

SOUMEL

Southampton Eastleigh

Wed 29/4

20:00-17:15

2 stops36h 15m

Melbourne

Sat 23/5

22:45-19:30

2 stops29h 45m

£1,192

Flights are sorted by cheapest return flights first.

Deals found on 7/4

Showing 1-10 of 21 resultsSorted by cheapest first
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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 £508). Flying from Portsmouth to Melbourne in August is currently the most expensive (average of £805). 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 £508). Flying from Portsmouth to Melbourne in August is currently the most expensive (average of £805). 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 8 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Air ChinaCheapest£389Average£1,065FlexibilityNo cancel feeOn-time67%
Search Air China flights
Hainan AirlinesCheapest£417Average£664FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
Shenzhen AirlinesCheapest£475Average£940FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
China EasternCheapest£549Average£779FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
China SouthernCheapest£589Average£745FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Air IndiaCheapest£629Average£931FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Royal Brunei AirlinesCheapest£661Average£824FlexibilityNo cancel feeOn-time84%
Search Royal Brunei Airlines flights
Turkish AirlinesCheapest£699Average£994FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Vietnam AirlinesCheapest£735Average£1,153FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
Malaysia AirlinesCheapest£757Average£1,116FlexibilityNo cancel feeOn-time67%
Search Malaysia 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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