Earn point on your loyalty program!arrow arc left

Cheap flights from Southampton (SOU) to Belfast (BFS)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Southampton (SOU) to Belfast (BFS)

How to find the cheapest flight from Southampton (SOU) to Belfast (BFS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Southampton (SOU) to Belfast (BFS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Southampton (SOU) to Belfast (BFS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Southampton to Belfast in September , October 2026

20 Sep - 12 Oct $ 87.00
SOU
Southampton
easyJet
DIRECT
BFS
Belfast
BFS
Belfast
easyJet
DIRECT
SOU
Southampton
Pick dates
14 Sep - 05 Oct $ 98.00
SOU
Southampton
easyJet
DIRECT
BFS
Belfast
BFS
Belfast
easyJet
DIRECT
SOU
Southampton
Pick dates
14 Sep - 04 Oct $ 100.00
SOU
Southampton
easyJet
DIRECT
BFS
Belfast
BFS
Belfast
easyJet
DIRECT
SOU
Southampton
Pick dates

Last minute flights from Southampton to Belfast

15 Sep - 30 Sep $ 103.00
SOU
Southampton
Aer Lingus
DIRECT
BFS
Belfast
BFS
Belfast
Aer Lingus
DIRECT
SOU
Southampton
Pick dates
14 Sep - 30 Sep $ 121.00
SOU
Southampton
Aer Lingus
DIRECT
BFS
Belfast
BFS
Belfast
Aer Lingus
DIRECT
SOU
Southampton
Pick dates
14 Sep - 30 Sep $ 146.00
SOU
Southampton
Aer Lingus
DIRECT
BFS
Belfast
BFS
Belfast
Aer Lingus
DIRECT
SOU
Southampton
Pick dates

One-way flights to Belfast from Southampton

12:35 PM - 12:35 PM
easyJet
0 Stops
1h 15m
SOU - BFS
$ 53
Kiwi
Pick dates
12:25 PM - 12:25 PM
easyJet
0 Stops
1h 15m
SOU - BFS
$ 63
Kiwi
Pick dates
12:15 PM - 12:15 PM
easyJet
0 Stops
1h 15m
SOU - BFS
$ 70
Kiwi
Pick dates

How to find the cheapest flight from Southampton (SOU) to Belfast (BFS)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Southampton (SOU) to Belfast (BFS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Southampton (SOU) to Belfast (BFS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.