AirHint found the following cheapest return flights from London (STN) to Perth (PER) in March 2026 (see full year).

Return flights

22 Mar - 26 Apr	Ryanair
03 Mar - 10 Mar	Pegasus Airlines
09 Mar - 23 Mar	Ryanair
01 Mar - 08 Mar	Ryanair
03 Mar - 09 Mar	Pegasus Airlines
02 Mar - 13 Mar	Ryanair
06 Mar - 16 Mar	Ryanair
02 Mar - 16 Mar	Ryanair
01 Mar - 12 Mar	Pegasus Airlines
09 Mar - 25 Mar	Ryanair
03 Mar - 16 Mar	Pegasus Airlines
23 Mar - 22 Apr	Ryanair
07 Mar - 20 Apr	Ryanair
03 Mar - 14 Apr	Pegasus Airlines
23 Mar - 30 Apr	Ryanair
28 Mar - 25 Apr	Ryanair
03 Mar - 13 Apr	Pegasus Airlines
24 Mar - 21 Apr	Ryanair
31 Mar - 14 Apr	Ryanair
10 Mar - 14 Apr	Ryanair

Also check the deals for one-way flights from London to Perth in March.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from London to Perth in March from 686€

Return flights