Cheapest return flights from Southampton to Belfast in March from 73€

AirHint found the following cheapest return flights from Southampton (SOU) to Belfast (BFS) in March 2026 (see full year).

Return flights

30 Mar - 13 Apr easyJet direct
30 Mar - 01 Apr easyJet direct
29 Mar - 30 Mar easyJet direct
30 Mar - 20 Apr easyJet direct
24 Mar - 30 Mar Aer Lingus direct
30 Mar - 19 Apr easyJet direct
30 Mar - 31 Mar easyJet direct
30 Mar - 04 Apr easyJet direct
29 Mar - 01 Apr Aer Lingus direct
29 Mar - 20 Apr easyJet direct
30 Mar - 05 Apr easyJet direct
31 Mar - 02 Apr Aer Lingus direct
30 Mar - 17 Apr easyJet direct
29 Mar - 31 Mar easyJet direct
24 Mar - 31 Mar Aer Lingus direct
25 Mar - 31 Mar Aer Lingus direct
24 Mar - 25 Mar Aer Lingus direct
30 Mar - 30 Mar easyJet direct
31 Mar - 31 Mar Aer Lingus direct
23 Mar - 24 Mar Aer Lingus direct

Also check the deals for one-way flights from Southampton to Belfast 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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