What is the cheapest month to fly from London to Perth?

Based on current 6-month forward fare data, September 2026 is the cheapest month to fly from London (LHR) to Perth (PER), with fares starting from $523.

What is the lowest current fare from LHR to PER?

The lowest currently-listed fare from London (LHR) to Perth (PER) is $523 on 2026-09-03.

How long is the flight from London to Perth?

Direct flights from LHR to PER cover approximately 14,507 km (9,014 miles), with an estimated flight time of 17h 4m. Operating airlines: QF.

Cheap flights from London to Perth

Cheapest current fares: $523 in September 2026, 14,507 km direct flight in ~17h 4m.

Last updated July 28, 2026 · By Flightmaps Editorial

Cheapest month-by-month fares

Lowest available fare per calendar month from London (LHR) to Perth (PER). Refreshed daily.

London (LHR) → Perth (PER)

September 2026 $523
August 2026 $553
July 2026 $1041

Frequently asked questions

What is the cheapest month to fly from London to Perth?

Based on current 6-month forward fare data, September 2026 is the cheapest month to fly from London (LHR) to Perth (PER), with fares starting from $523.
What is the lowest current fare from LHR to PER?

The lowest currently-listed fare from London (LHR) to Perth (PER) is $523 on 2026-09-03.
How long is the flight from London to Perth?

Direct flights from LHR to PER cover approximately 14,507 km (9,014 miles), with an estimated flight time of 17h 4m. Operating airlines: QF.

Related guides for this route

Sibling pages — full route detail, airport overviews, visa context, per-airline routes.