Cheap flights from South Pacific to London from £319

In general, February is the cheapest month to fly from South Pacific to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £875. The month of October is another great option to travel to London Heathrow Airport, with average flight prices from South Pacific averaging around £895.

On average, the least expensive day to fly to London Heathrow Airport from South Pacific is on a Monday. momondo users have found tickets for Monday departures for as low as £1,111. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Thursday is £1,976.

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the afternoon. momondo users have found flights departing from South Pacific to London Heathrow Airport in the afternoon for as low as £1,400. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £1,477 on average. Flights to London Heathrow Airport from South Pacific at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

Fly from Perth to London Heathrow for the best South Pacific - London Heathrow flight prices

You are more likely to see cheaper flights to London Heathrow Airport from South Pacific when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £1,025 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from South Pacific for as low as £936 on momondo.

There are 4 cabin classes available to choose from on South Pacific to London Heathrow Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Etihad Airways, Vietnam Airlines, and Singapore Airlines are the most popular carriers operating from South Pacific to London Heathrow

Singapore Airlines, Qantas Airways and Emirates are the top three most popular airlines that fly to London Heathrow Airport from South Pacific according to our data. Singapore Airlines is the first choice among our users, with 26% of people opting to fly with this airline when travelling to London Heathrow Airport. Keep in mind that there are 15 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

As of September 2026, there are 4 flights per day flying from South Pacific to London Heathrow Airport. The most common time of day flights depart is 14:00, with 100% of flights taking off in the afternoon.

As of September 2026, there are 30 flights per week flying from South Pacific to London Heathrow Airport. The most common day of the week flights depart is Thu, with 20% of flights taking off on this day.