Cheapest return flights from Southampton to Belfast in March from $51

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

Return flights

30 Mar - 26 Apr easyJet direct
30 Mar - 27 Apr easyJet direct
30 Mar - 13 Apr easyJet direct
30 Mar - 25 Apr easyJet direct
30 Mar - 19 Apr easyJet direct
29 Mar - 26 Apr easyJet direct
29 Mar - 27 Apr easyJet direct
30 Mar - 20 Apr easyJet direct
29 Mar - 13 Apr easyJet direct
29 Mar - 25 Apr easyJet direct
29 Mar - 30 Mar easyJet direct
25 Mar - 29 Mar easyJet
25 Mar - 29 Mar Aer Lingus direct
07 Mar - 10 Mar Aer Lingus direct
21 Mar - 25 Mar Aer Lingus direct
18 Mar - 21 Mar Aer Lingus direct
25 Mar - 31 Mar Aer Lingus direct
17 Mar - 24 Mar Aer Lingus direct
07 Mar - 17 Mar Aer Lingus direct
10 Mar - 21 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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