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Cheap flights from Australia to Portsmouth from $1,443

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 15/2. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — LHR
31 Dec — 7 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Australia to Portsmouth

Keep the following information in mind while searching for Australia to Portsmouth flight deals. Data was last updated 1 December 2025.

Round-trip from

$2,465

One-way from

$1,443

Popular in

December

Cheapest in

February

Average price

$2,600
KLM
  • KLM
  • 5/2-9/2
  • 6 total stops
  • 71h 20m total
  • Australia to Portsmouth
Search Deals
15/2
  • 15/2
  • 2 total stops
  • 28h 10m total
  • Australia to Portsmouth
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($416 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($100 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Find 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 1 December 2025.

Sun 30/1121:40SYD - SOU
2 stops52h 55mQatar Airways
Sun 7/1209:30SOU - SYD
2 stops46h 20mQatar Airways
Deal found 29/11$2,995
Tue 30/1216:10MEL - SOU
2 stops34h 25mQatar Airways
Sat 7/209:30SOU - MEL
2 stops26h 50mQatar Airways
Deal found 1/12$3,649
Sat 27/1215:55SYD - SOU
2 stops36h 30mKLM
Sat 3/117:30SOU - SYD
2 stops51h 05mKLM
Deal found 28/11$4,006
Sat 27/1215:50SYD - SOU
2 stops38h 40mMultiple Airlines
Sat 3/107:25SOU - SYD
3 stops39h 50mMultiple Airlines
Deal found 28/11$4,272
Wed 24/1223:40MEL - SOU
2 stops50h 55mQatar Airways
Mon 19/109:30SOU - MEL
2 stops33h 15mQatar Airways
Deal found 30/11$4,380

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 1 December 2025.
Use the filters below to find and compare flights from Australia to Portsmouth that are best for you.

Fly from

Australia

Fly to

Portsmouth

Route

Depart

Return

Price

AdelaideSouthampton

ADL - SOU

ADLSOU

Adelaide

Thu 5/2

06:25-17:05

3 stops45h 10m

Southampton Eastleigh

Mon 9/2

17:35-06:15

3 stops26h 10m

$2,465

MelbourneSouthampton

MEL - SOU

MELSOU

Melbourne

Tue 3/2

23:40-19:40

2 stops55h 00m

Southampton Eastleigh

Tue 10/2

12:25-23:20

2 stops47h 55m

$2,470

SydneySouthampton

SYD - SOU

SYDSOU

Sydney Kingsford Smith

Tue 17/2

15:50-15:35

2 stops34h 45m

Southampton Eastleigh

Sun 8/3

09:30-06:50

2 stops34h 20m

$2,528

SydneySouthampton

SYD - SOU

SYDSOU

Sydney Kingsford Smith

Wed 18/2

15:50-15:35

2 stops34h 45m

Southampton Eastleigh

Sun 8/3

09:30-06:50

2 stops34h 20m

$2,528

SydneySouthampton

SYD - SOU

SYDSOU

Sydney Kingsford Smith

Wed 18/2

15:50-15:35

2 stops34h 45m

Southampton Eastleigh

Tue 3/3

12:25-06:50

2 stops31h 25m

$2,534

SydneySouthampton

SYD - SOU

SYDSOU

Sydney Kingsford Smith

Wed 18/2

15:50-15:35

2 stops34h 45m

Southampton Eastleigh

Sun 1/3

09:30-06:50

2 stops34h 20m

$2,534

SydneySouthampton

SYD - SOU

SYDSOU

Sydney Kingsford Smith

Sun 15/2

15:50-19:40

2 stops38h 50m

Southampton Eastleigh

Tue 3/3

12:25-06:50

2 stops31h 25m

$2,534

SydneySouthampton

SYD - SOU

SYDSOU

Sydney Kingsford Smith

Sun 15/2

15:50-19:40

2 stops38h 50m

Southampton Eastleigh

Mon 2/3

09:30-06:50

2 stops34h 20m

$2,534

SydneySouthampton

SYD - SOU

SYDSOU

Sydney Kingsford Smith

Tue 17/2

15:50-15:35

2 stops34h 45m

Southampton Eastleigh

Tue 3/3

12:25-06:50

2 stops31h 25m

$2,534

SydneySouthampton

SYD - SOU

SYDSOU

Sydney Kingsford Smith

Sun 22/2

21:40-19:40

2 stops33h 00m

Southampton Eastleigh

Sun 8/3

09:30-06:50

2 stops34h 20m

$2,536

Flights are sorted by cheapest return flights first.

Deals found on 29/11

Showing 1-10 of 51 results
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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 month to book a flight from Australia to Portsmouth?

Currently, February is the cheapest month in which you can book a flight from Australia to Portsmouth (average of $993). Flying from Australia to Portsmouth in December is currently the most expensive (average of $1,579). 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.

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 1 December 2025.

When flying from Australia to Portsmouth, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 26% versus a flight at midday.

What is the cheapest day to fly from Australia to Portsmouth?

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

Travellers seeking maximum savings on their Australia to Portsmouth flight should consider departing on Saturday evenings when fares are most often at their lowest. Friday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

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 1 December 2025.

The most flights from AU0 to P0R are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 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 KLM and Qatar Airways fly from Australia to Portsmouth in about 45h 10m. The time it takes to get you to your destination can typically vary by up to 9h 50m. The distance from Australia to Portsmouth is about 16348 km. This flight may include one or multiple stops.

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

    Most travellers choose Sydney Kingsford Smith - Southampton Eastleigh, Brisbane - Southampton Eastleigh or Melbourne - 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 $1,192. While the most popular route (Sydney Kingsford Smith - Southampton Eastleigh) can be booked for $2,587 on average, our data indicates $7,989 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.

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

    Currently, February is the cheapest month in which you can book a flight from Australia to Portsmouth (average of $993). Flying from Australia to Portsmouth in December is currently the most expensive (average of $1,579). 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

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Alternative routes for Australia to Portsmouth

See prices for flight routes from nearby airports that may be better suited for you.
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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 1 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Beijing Capital AirlinesCheapest$1,086Average$1,186FlexibilityNo cancel feeOn-timeN/A
Search Beijing Capital Airlines flights
Air ChinaCheapest$1,154Average$1,534FlexibilityNo cancel feeOn-time67%
Search Air China flights
Japan AirlinesCheapest$1,156Average$1,831FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Turkish AirlinesCheapest$1,161Average$1,652FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Hainan AirlinesCheapest$1,169Average$1,383FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
EVA AirCheapest$1,205Average$1,510FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
Royal Brunei AirlinesCheapest$1,290Average$1,628FlexibilityNo cancel feeOn-time84%
Search Royal Brunei Airlines flights
LufthansaCheapest$1,321Average$1,811FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
China AirlinesCheapest$1,400Average$1,663FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Virgin AustraliaCheapest$1,471Average$2,193FlexibilityNo cancel feeOn-time80%
Search Virgin Australia 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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