AirHint found the following cheapest return flights from Cairns (CNS) to London (LHR) in March 2026 (see full year).

Return flights

30 Mar - 27 Apr	Singapore Airlines
17 Mar - 24 Mar	Jetstar
24 Mar - 26 Mar	Jetstar
26 Mar - 22 Apr	Qatar Airways

Also check the deals for one-way flights from Cairns to London 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 Cairns to London in March from $1260

Return flights