Cheap flights from Adelaide to London from $562

If you aren’t able to travel during the month of October, then book flights to London from Adelaide during May instead. Flights to London in May, while not as cheap as those in October, still average around $1,615.

You are more likely to see cheaper flights to London from Adelaide when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around $1,901 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Adelaide for as low as $1,728 on momondo.

You could potentially save up to 18% on your flight if you consider stops on a Adelaide to London flight.

As of February 2026, prices for Adelaide to London flights are approximately 10% cheaper when compared to flights at the same time last year.

Malaysia Airlines, China Southern, and Turkish Airlines are the most popular carriers operating from Adelaide to London

Qatar Airways, Emirates and Singapore Airlines are the top three most popular airlines that fly to London from Adelaide according to our data. Qatar Airways is the first choice among our users, with 43% of people opting to fly with this airline when travelling to London. Keep in mind that there are 8 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

Doha (DOH) was the most common stop: 36% of momondo users choosing one-stop flights on this route connected there.

Flights via Guangzhou (CAN) offer the lowest average return price of $1,226.

Flights connecting via Singapore (SIN) have the shortest average one-way travel time: 21h 20m.

Singapore (SIN) has the shortest average stopover time for this route: 1h 25m.