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Cheap flights from London Heathrow to Adelaide

Compare London Heathrow to Adelaide flight deals

Find the cheapest month or even day of the year to fly to Adelaide

Book the best Adelaide fare with no extra fees

Flight deals from London Heathrow to Adelaide

Looking for a cheap last-minute deal or the best round-trip flight from London Heathrow to Adelaide? Find the lowest prices on one-way and round-trip tickets right here.
Adelaide.C$1,545 per passenger.Departing Mon, Nov 10, returning Sun, Nov 23.Round-trip flight with Cathay Pacific.Outbound indirect flight with Cathay Pacific, departing from London Heathrow on Mon, Nov 10, arriving in Adelaide.Inbound indirect flight with Cathay Pacific, departing from Adelaide on Sun, Nov 23, arriving in London Heathrow.Price includes taxes and charges.From C$1,545, select.
Adelaide.C$1,566 per passenger.Departing Mon, Feb 23, returning Sun, Mar 15.Round-trip flight with Cathay Pacific.Outbound indirect flight with Cathay Pacific, departing from London Heathrow on Mon, Feb 23, arriving in Adelaide.Inbound indirect flight with Cathay Pacific, departing from Adelaide on Sun, Mar 15, arriving in London Heathrow.Price includes taxes and charges.From C$1,566, select.
Adelaide.C$1,616 per passenger.Departing Tue, Sep 9, returning Wed, Oct 8.Round-trip flight with Singapore Airlines.Outbound indirect flight with Singapore Airlines, departing from London Heathrow on Tue, Sep 9, arriving in Adelaide.Inbound indirect flight with Singapore Airlines, departing from Adelaide on Wed, Oct 8, arriving in London Heathrow.Price includes taxes and charges.From C$1,616, select.
Adelaide.C$1,620 per passenger.Departing Mon, Mar 9, returning Sun, Mar 15.Round-trip flight with Singapore Airlines.Outbound indirect flight with Singapore Airlines, departing from London Heathrow on Mon, Mar 9, arriving in Adelaide.Inbound indirect flight with Singapore Airlines, departing from Adelaide on Sun, Mar 15, arriving in London Heathrow.Price includes taxes and charges.From C$1,620, select.
Adelaide.C$1,621 per passenger.Departing Wed, Sep 17, returning Wed, Sep 24.Round-trip flight with Air India and Jetstar.Outbound indirect flight with Air India, departing from London Heathrow on Wed, Sep 17, arriving in Adelaide.Inbound indirect flight with Jetstar, departing from Adelaide on Wed, Sep 24, arriving in London Heathrow.Price includes taxes and charges.From C$1,621, select.
Adelaide.C$1,628 per passenger.Departing Tue, Oct 28, returning Tue, Nov 11.Round-trip flight with Malaysia Airlines.Outbound indirect flight with Malaysia Airlines, departing from London Heathrow on Tue, Oct 28, arriving in Adelaide.Inbound indirect flight with Malaysia Airlines, departing from Adelaide on Tue, Nov 11, arriving in London Heathrow.Price includes taxes and charges.From C$1,628, select.
Adelaide.C$1,641 per passenger.Departing Thu, Apr 30, returning Thu, May 14.Round-trip flight with Singapore Airlines.Outbound indirect flight with Singapore Airlines, departing from London Heathrow on Thu, Apr 30, arriving in Adelaide.Inbound indirect flight with Singapore Airlines, departing from Adelaide on Thu, May 14, arriving in London Heathrow.Price includes taxes and charges.From C$1,641, select.
Adelaide.C$1,641 per passenger.Departing Mon, May 4, returning Mon, May 18.Round-trip flight with Singapore Airlines.Outbound indirect flight with Singapore Airlines, departing from London Heathrow on Mon, May 4, arriving in Adelaide.Inbound indirect flight with Singapore Airlines, departing from Adelaide on Mon, May 18, arriving in London Heathrow.Price includes taxes and charges.From C$1,641, select.

Find the cheapest month to fly from London Heathrow to Adelaide

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like London Heathrow to Adelaide flights are currently cheapest in November.
Jun
from C$2,179
Jul
from C$1,903
Aug
from C$1,983
Sep
from C$1,621
Oct
from C$1,822
Nov
from C$1,545
Dec
from C$1,964
Jan
from C$1,888
Feb
from C$1,745
Mar
from C$1,620
Apr
from C$1,642
May
from C$1,641

London Heathrow to Adelaide: Alternative routes

Compare routes from London Heathrow to Adelaide below. You may find an airport to fly into that's cheaper, faster, or easier than Adelaide.

London to Adelaide: Flight information

The things to know before you go.
Cheapest flight foundC$1,545
Cheapest month to flyNovember

Finding cheap flights from London Heathrow to Adelaide: Frequently asked questions

The best price we found for a round-trip flight from London Heathrow to Adelaide is C$1,545. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from London Heathrow to Adelaide. But we found flights with one or more stops from C$1,545.
There are no flights flying from London Heathrow to Adelaide, as of June 2025.
The cheapest month to fly from London Heathrow to Adelaide is usually June 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from London Heathrow Airport to Adelaide Airport on Monday, November 10, 2025.
No airlines currently offer direct flights between London Heathrow Airport and Adelaide Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Adelaide but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Adelaide is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Cathay Pacific offers the cheapest flight tickets to Adelaide.

Flying from London Heathrow Airport (LHR) to Adelaide Airport (ADL): what you need to know

  • The timezone in Adelaide is UTC+10:30, which is ten hours 30 minutes ahead of London.

  • Leave plenty of time to catch your LHR to ADL flight. As a general rule, arrive at least two hours before international departures and an hour ahead for domestic flights.

  • You can expect bigger queues during popular months like July. Arriving up to four hours ahead of an international flight and two hours for domestic departures is a wise move.

  • If you want to break up your flight, just deselect 'Direct flights only' when searching for your ticket from London Heathrow Airport to Adelaide Airport. These are the top stopovers between LHR and ADL:

    • Dubai Airport

    • Perth Airport

    • Hamad International Airport

How to find the cheapest flights from London Heathrow Airport (LHR) to Adelaide Airport (ADL)

  • Currently, C$776 is the lowest price we've found for a one-way London Heathrow Airport to Adelaide Airport flight. The best price for a return plane ticket is C$1,545. Remember that fares could change due to demand at the time of booking.

  • To pick up cheap tickets from LHR to ADL, book ahead. Airlines tend to offer lower fares when flights are first released.

  • If you're willing to be flexible with your trip dates, use the 'Whole month' tool. It'll give you the cheapest price in each month when looking for your flight from London Heathrow Airport to Adelaide Airport.

  • There's no need to check every day to find out if fares have gone down when you set up a Price Alert. We'll update you the moment there's a new deal on cheap flights from LHR to ADL.

  • Tailor your flights with filters. Choose your preferred departure and arrival times, total journey duration and airlines. You can also sort your results by 'Fastest,' 'Cheapest' or 'Best' flights from London Heathrow Airport to Adelaide Airport.

Handy information about London Heathrow Airport (LHR)

  • When it comes to the on-time performance of London Heathrow Airport, data shows 68.18% of flights meet their scheduled arrival time.

  • London Heathrow Airport is about 31 kilometres from central London. If you're catching a cab, ride-sharing or driving from the centre, it'll take 55 minutes or so to get there, depending on the traffic.

  • Expect a journey time of about 1 hour when using public transport.

  • Looking for a handy hotel near LHR? If you've booked an early flight from London Heathrow Airport to Adelaide Airport, these stays will have you moments from your check-in counter:

Arriving at Adelaide Airport (ADL)

  • Consider booking a hotel close to ADL if you have a late London Heathrow Airport to Adelaide Airport flight. Settle into one of these accommodation options and avoid the hassle of a long transfer:

  • Go where the road takes you with an Adelaide Airport rental car. Pick up your wheels from Bargain Car Rentals, simba car hire or East Coast and experience more of Adelaide and beyond.

  • To get the lowest price, reserve your vehicle from Adelaide Airport about one week before travelling.

Getting from Adelaide Airport (ADL) to central Adelaide

  • From Adelaide Airport, Adelaide is approximately 8 kilometres away. It takes around 15 minutes to get to the centre driving.

  • Travelling by public transport takes about 50 minutes.

When to fly to Adelaide Airport (ADL)

  • It's time to plan your travel dates for your flight from London Heathrow Airport to Adelaide Airport. January is the most popular month to head to Adelaide. If you want a more low-key vibe, go in April.

  • Book your flight from London Heathrow Airport to Adelaide Airport for January if you'd like to go to Adelaide during its warmest month. You can expect temperatures of between 15ºC (59ºF) and 30ºC (86ºF).

  • August sees average temperatures of between 7ºC (45ºF) and 16ºC (61ºF). Look for cheap tickets from LHR to ADL around that time if you'd rather travel in cooler conditions.

Explore more of Australia

  • Mildura is just one of the many places in Australia waiting to be explored after you've experienced Adelaide. Around 338 kilometres away to the east, top sights here include Mildura Riverfront, Mildura Arts Centre & Rio Vista Homestead and Orange World.

  • If you're looking to explore another great destination in Australia, head for Mount Gambier, roughly 370 kilometres south-east of Adelaide. The Blue Lake, Engelbrecht Cave and The Valley Lake are among the biggest draws.

Plan the rest of your trip from London to Adelaide

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.