Cheap flights from Australia to the United Kingdom from $393

The month of February is, on average, the cheapest month to fly to United Kingdom from Australia, with most prices found around $1,478. If you don’t want to visit United Kingdom in February, then you should wait until May to fly from Australia, when ticket prices are also cheap, with an average price of $1,502.

The cheapest day to depart on your flight to United Kingdom is on a Tuesday when prices can be found for as low as $2,035. This is often the case because there is less demand to fly during this day of the week. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Australia to United Kingdom for around $2,470.

Flying to United Kingdom from Australia in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $2,012 when looking at flights departing in the afternoon. At midday is when there is more demand to fly to United Kingdom, so prices are often more expensive at around $2,257 per ticket.

Fly from Perth to London Heathrow for the best Australia - United Kingdom flight prices

You are more likely to see cheaper flights to United Kingdom from Australia when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around $1,832 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from Australia for as low as $1,689 on momondo.

There are 4 cabin classes available to choose from on Australia to United Kingdom flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

China Southern, China Eastern, and AirAsia X are the most popular carriers operating from Australia to United Kingdom

Qatar Airways, Emirates and Qantas Airways are the top three most popular airlines that fly to United Kingdom from Australia according to our data. Qatar Airways is the first choice among our users, with 33% of people opting to fly with this airline when travelling to United Kingdom. Keep in mind that there are 32 different airlines that fly to United Kingdom on a routine basis, so you have a few additional options to choose from.

Historically, on average around 14% of flights between Australia and United Kingdom have experienced a delay on any given week. The average delay length over the past 12 months has been 226 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

Sunday is statistically the day of the week that experiences the fewest delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

According to our data, Qantas Airways have had the fewest delays on this route over the last 12 months, with about 14% of their flights experiencing any sort of delay.

The number of flights available between Australia and United Kingdom is 4 per day as of February 2026. The most frequent departure time is 16:00, with 100% of daily flights leaving in the afternoon.

28 flights are operational weekly from Australia to United Kingdom as of February 2026. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.