Cheapest return flights from London to Helsinki in March from $89

AirHint found the following cheapest return flights from London (LON) to Helsinki (HEL) in March 2026 (see full year).

Return flights

17 Mar - 26 Mar Ryanair direct
06 Mar - 26 Mar Ryanair direct
06 Mar - 12 Mar Ryanair direct
06 Mar - 09 Mar Ryanair direct
06 Mar - 16 Mar Ryanair direct
13 Mar - 26 Mar Ryanair direct
13 Mar - 16 Mar Ryanair direct
14 Mar - 26 Mar Ryanair direct
14 Mar - 16 Mar Ryanair direct
19 Mar - 26 Mar Ryanair direct
19 Mar - 08 Apr Ryanair direct
24 Mar - 08 Apr Ryanair direct
26 Mar - 08 Apr Ryanair direct
20 Mar - 08 Apr Ryanair direct
27 Mar - 08 Apr Norwegian Air Sweden AOC direct
31 Mar - 08 Apr Ryanair direct
25 Mar - 08 Apr Ryanair direct
28 Mar - 08 Apr Ryanair direct
31 Mar - 29 Apr Ryanair direct
17 Mar - 01 Apr Ryanair direct

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

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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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