Cheap Flights from Belfast to Southampton
Browse current best options from Belfast. Become a member to unlock all deals and get alerts when new deals appear.
Deals from
Belfast
RatePunk searches hundreds of travel sites at once for deals on flights to Southampton
Prices updated 1 day ago
461 airlines compared
80%+ AI score for best value
Fares are subject to change and may not be available for all dates. (Data last updated Sep 14, 2026.)
Today’s best flight deals from Belfast to Southampton
Explore current cheapest deals departing from Belfast to Southampton
2026-10-12 – 2026-10-17
BFS - Southampton
76% AI deal score
£79
£42
Round trip
2026-10-11 – 2026-10-17
BFS - Southampton
73% AI deal score
£76
£47
Round trip
2026-10-05 – 2026-10-17
BFS - Southampton
48% AI deal score
£70
£56
Round trip
2026-09-26 – 2026-09-28
BFS - Southampton
75% AI deal score
£108
£57
Round trip
2026-10-04 – 2026-10-17
BFS - Southampton
48% AI deal score
£70
£57
Round trip
2026-10-03 – 2026-10-04
BFS - Southampton
70% AI deal score
£84
£57
Round trip
2026-10-12 – 2026-10-18
BFS - Southampton
49% AI deal score
£76
£59
Round trip
2026-10-03 – 2026-10-17
BFS - Southampton
46% AI deal score
£69
£60
Round trip
2026-10-02 – 2026-10-04
BFS - Southampton
50% AI deal score
£84
£60
Round trip
2026-09-27 – 2026-09-28
BFS - Southampton
73% AI deal score
£106
£62
Round trip
