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

Return flights

22 Mar - 22 Mar	Ryanair	direct
13 Mar - 21 Mar	Ryanair	direct
13 Mar - 22 Mar	Ryanair	direct
22 Mar - 12 Apr	Ryanair	direct
23 Mar - 12 Apr	Ryanair	direct
14 Mar - 21 Mar	Ryanair	direct
14 Mar - 22 Mar	Ryanair	direct
22 Mar - 05 Apr	Ryanair	direct
23 Mar - 05 Apr	Ryanair	direct
13 Mar - 15 Mar	Ryanair	direct
13 Mar - 16 Mar	Ryanair	direct
26 Mar - 05 Apr	Ryanair	direct
26 Mar - 12 Apr	Ryanair	direct
14 Mar - 16 Mar	Ryanair	direct
14 Mar - 15 Mar	Ryanair	direct

Also check the deals for one-way flights from London to Shannon 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.

Book a cheap hotel in Shannon

Cheap car rent in Shannon

Cheapest return flights from London to Shannon in March from 60€

Return flights