Cheapest return flights from Southampton to Belfast in October from $411

Best time to book flights for Southampton (SOU) to Belfast (BFS) flights at AirHint

AirHint found the following cheapest return flights from Southampton (SOU) to Belfast (BFS) in October 2025 (see full year).

Return flights

03 Oct - 07 Oct Aer Lingus
02 Oct - 08 Oct Loganair

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

Skyscanner

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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