Heathrow

Cheap flights from Adelaide (ADL) to Heathrow (LHR)

ADL — LHR
Jul 29 — Aug 51
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Cheapflights Tip: The best prices from Adelaide to London Heathrow are usually found in October or May, booked 37 days in advance, depart on a Wednesday or Thursday and return on a Monday

Cheap flight deals from Adelaide to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Adelaide (ADL) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 24, 2025.

Popular in

December

Cheapest in

October

Average price

$1,439
Highest demand for flights based on searches. 11% potential increase in price ($180 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($52 potential savings vs. average RT price).
Average for round-trip flights in July 2025

Best time to book a flight from Adelaide to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Adelaide with our price prediction graph.
Estimated round-trip 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 Adelaide to London Heathrow Airport

How far ahead should I book a flight from Adelaide to London Heathrow Airport?

Use this chart to determine the optimal time to book a round-trip flight from Adelaide to Heathrow. Price data was last updated on July 18, 2025.

To ensure you get the cheapest price possible for a flight from Adelaide to London Heathrow Airport, you should look to book at least 37 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Adelaide to London Heathrow Airport?

Currently, November is the cheapest month in which you can book a flight from Adelaide to London Heathrow Airport (average of $661). Flying from Adelaide to London Heathrow Airport in June is currently the most expensive (average of $1,096). 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 Adelaide to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Adelaide to London Heathrow?

    If you book a flight to London Heathrow from Adelaide, you will be flying from Adelaide, which is the city’s only airport. Adelaide (ADL) is located 4.1 mi from the center of Adelaide. There are 0 flights from Adelaide to London Heathrow per day from 1 airline.

  • Can I find deals for flights from Adelaide to Heathrow that include hotel bookings?

    Yes. In addition to deals on Adelaide to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Adelaide to Heathrow?

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

  • Can I find deals for business class flights from Adelaide to Heathrow?

    Yes. Cheapflights offers flight deals from Adelaide to Heathrow 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 Adelaide to London Heathrow Airport?

    Currently, November is the cheapest month in which you can book a flight from Adelaide to London Heathrow Airport (average of $661). Flying from Adelaide to London Heathrow Airport in June is currently the most expensive (average of $1,096). 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

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Harrow
Canterbury
Dover
Stratford-upon-Avon
Gatwick
Orpington
Watford
Northampton
Borehamwood
Dartford
Broadway
Aylesbury
Chelmsford
Folkestone
Southend-on-Sea
Chichester
Swindon

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Top airline flying from Adelaide to Heathrow

Discover the top airline that operate flights from Adelaide to Heathrow. 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 2,558,603 searches. Data last updated July 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$1,260Average$1,289FlexibilityNo cancel feeOn-time70%

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