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Cheap flights from Australia to Portsmouth from $1,383

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 24/9. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — LHR
13 Sep — 20 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Australia to Portsmouth

Enter your travel dates to find the best prices.

Cheapest flights from Australia to Portsmouth
Explore the most affordable flight options available from Australia to Portsmouth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 August 2026.

Thu 24/920:50 -
2 stops53h 00m
Thu 1/1020:00 -
2 stops48h 35m
Deal found 9/8$2,334
Wed 18/1122:45 -
2 stops28h 45m
Sun 22/1120:00 -
2 stops38h 45m
Deal found 13/8$2,544
Thu 12/1115:50 -
2 stops38h 40m
Mon 16/1109:20 -
2 stops34h 30m
Deal found 13/8$2,613
Thu 5/1123:40 -
2 stops30h 50m
Mon 9/1109:20 -
2 stops27h 00m
Deal found 13/8$2,629
Sun 27/907:40 -
3 stops41h 40m
Sun 4/1009:20 -
2 stops45h 10m
Deal found 13/8$2,637
Thu 5/1122:00 -
2 stops32h 00m
Mon 9/1120:00 -
2 stops57h 25m
Deal found 13/8$2,707
Fri 23/1023:45 -
2 stops29h 45m
Fri 6/1108:55 -
2 stops27h 25m
Deal found 11/8$2,753
Wed 23/922:45 -
2 stops27h 45m
Sun 18/1009:20 -
2 stops50h 15m
Deal found 10/8$2,853
Fri 25/920:45 -
2 stops31h 45m
Tue 20/1009:15 -
2 stops59h 55m
Deal found 10/8$2,864
Sun 13/922:00 -
2 stops30h 00m
Sat 10/1020:00 -
2 stops34h 30m
Deal found 11/8$2,897
Tue 1/914:50 -
2 stops32h 40m
Tue 15/917:20 -
2 stops28h 15m
Deal found 10/8$2,992
Mon 17/814:50 -
2 stops32h 40m
Wed 16/908:55 -
2 stops36h 35m
Deal found 10/8$3,007

Find flight deals from Australia to Portsmouth

Keep the following information in mind while searching for Australia to Portsmouth flight deals. Data was last updated 14 August 2026.

Round-trip from

$2,334

One-way from

$1,383

Popular in

December

Cheapest in

February

Average price

$1,835
24/9-1/10
  • 24/9-1/10
  • 4 total stops
  • 101h 35m total
  • Australia to Portsmouth
Search Deals
24/9
  • 24/9
  • 2 total stops
  • 31h 45m total
  • Australia to Portsmouth
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($205 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($73 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Australia to Portsmouth 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 647,157 searches. Data last updated 14 August 2026.
Use the filters below to find and compare flights from Australia to Portsmouth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneySouthampton

SYD Sydney Kingsford Smith - SOU Southampton Eastleigh

SYDSOU

Sydney Kingsford Smith

Thu 24/9

20:50-16:50

2 stops53h 00m

Southampton Eastleigh

Thu 1/10

20:00-05:35

2 stops48h 35m

$2,334

PerthSouthampton

PER Perth - SOU Southampton Eastleigh

PERSOU

Perth

Wed 18/11

22:45-19:30

2 stops28h 45m

Southampton Eastleigh

Sun 22/11

20:00-18:45

2 stops38h 45m

$2,544

SydneySouthampton

SYD Sydney Kingsford Smith - SOU Southampton Eastleigh

SYDSOU

Sydney Kingsford Smith

Thu 12/11

15:50-19:30

2 stops38h 40m

Southampton Eastleigh

Mon 16/11

09:20-06:50

2 stops34h 30m

$2,613

MelbourneSouthampton

MEL Melbourne - SOU Southampton Eastleigh

MELSOU

Melbourne

Thu 5/11

23:40-19:30

2 stops30h 50m

Southampton Eastleigh

Mon 9/11

09:20-23:20

2 stops27h 00m

$2,629

AdelaideSouthampton

ADL Adelaide - SOU Southampton Eastleigh

ADLSOU

Adelaide

Sun 27/9

07:40-16:50

3 stops41h 40m

Southampton Eastleigh

Sun 4/10

09:20-16:00

2 stops45h 10m

$2,637

AdelaideSouthampton

ADL Adelaide - SOU Southampton Eastleigh

ADLSOU

Adelaide

Thu 5/11

22:00-19:30

2 stops32h 00m

Southampton Eastleigh

Mon 9/11

20:00-15:55

2 stops57h 25m

$2,707

MelbourneSouthampton

MEL Melbourne - SOU Southampton Eastleigh

MELSOU

Melbourne

Fri 23/10

23:45-19:30

2 stops29h 45m

Southampton Eastleigh

Fri 6/11

08:55-23:20

2 stops27h 25m

$2,753

PerthSouthampton

PER Perth - SOU Southampton Eastleigh

PERSOU

Perth

Wed 23/9

22:45-19:30

2 stops27h 45m

Southampton Eastleigh

Sun 18/10

09:20-18:35

2 stops50h 15m

$2,853

AdelaideSouthampton

ADL Adelaide - SOU Southampton Eastleigh

ADLSOU

Adelaide

Sun 13/9

22:00-19:30

2 stops30h 00m

Southampton Eastleigh

Sat 10/10

20:00-16:00

2 stops34h 30m

$2,897

SydneySouthampton

SYD Sydney Kingsford Smith - SOU Southampton Eastleigh

SYDSOU

Sydney Kingsford Smith

Tue 1/9

14:50-14:30

2 stops32h 40m

Southampton Eastleigh

Tue 15/9

17:20-06:35

2 stops28h 15m

$2,992

Flights are sorted by cheapest return flights first.

Deals found on 14/8

Showing 1-10 of 41 resultsSorted by cheapest first
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Best time to book a flight from Australia to Portsmouth

Have a flexible travel schedule? Discover the best time to fly to Portsmouth from Australia 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 Australia to Portsmouth

What is the cheapest time of day to fly from AU to P0R?

Find hourly flight availability from Australia to Portsmouth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 14 August 2026.

When flying from Australia to Portsmouth, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Australia to Portsmouth

Explore weekly flight availability from Australia to Portsmouth. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 14 August 2026.

The most flights from AU0 to P0R are scheduled on a Monday (3 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (2 on average).

Related info for your journey

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

  • How long is the flight from Australia to Portsmouth?

    Airlines like Qatar Airways fly from Australia to Portsmouth in about 28h 45m. The time it takes to get you to your destination can typically vary by up to . The distance from Australia to Portsmouth is about 14558 km.

  • What are the most popular routes from Australia to Portsmouth?

    Most travellers choose Melbourne - Southampton Eastleigh, Brisbane - Southampton Eastleigh or Sydney Kingsford Smith - Southampton Eastleigh when deciding on the best route from Australia to Portsmouth.

  • What are the cheapest flights from Australia to Portsmouth?

    Looking at all options, your cheapest flight can be booked for $1,707. While the most popular route (Melbourne - Southampton Eastleigh) can be booked for $2,753 on average, our data indicates $6,541 when flying from Australia to Portsmouth.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Australia to Portsmouth by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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 Australia to Portsmouth

Discover the top 10 airlines that operate flights from Australia to Portsmouth. 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 647,157 searches. Data last updated 14 August 2026.
AirlineCheapestAverageFlexibilityOn-time
Virgin AustraliaCheapest$683Average$2,027FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Air ChinaCheapest$943Average$1,602FlexibilityNo cancel feeOn-time67%
Search Air China flights
AirAsia XCheapest$945Average$1,465FlexibilityNo cancel feeOn-time66%
Search AirAsia X flights
Hainan AirlinesCheapest$950Average$1,470FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
Japan AirlinesCheapest$951Average$1,719FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Turkish AirlinesCheapest$1,128Average$1,511FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
British AirwaysCheapest$1,142Average$2,266FlexibilityNo cancel feeOn-time70%
Search British Airways flights
China AirlinesCheapest$1,177Average$1,658FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
EVA AirCheapest$1,178Average$1,545FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
LufthansaCheapest$1,227Average$1,563FlexibilityNo cancel feeOn-time76%
Search Lufthansa 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 Australia to Portsmouth?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Portsmouth from Australia today with Cheapflights!

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Australia to Portsmouth for you. Better yet — we are completely free to use.

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

Yes, we can. To see specific flights from Australia to Portsmouth with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Australia to Portsmouth become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Portsmouth from Australia today and book when prices fit your budget.

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