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SOU to BHD

Southampton to Belfast flights

Flights from Southampton (SOU) to Belfast (BHD) cover 508 km. 3,507 flights flew between them in the last 12 months of UK Civil Aviation Authority figures; 77% were on time across 1 airline.

3,507
flights, August 2025 to July 2026
77%
on time (within 15 min)
2%
cancelled
+12 min
average delay

Both directions together. On time means within 15 minutes of schedule, counted over every scheduled flight to and from the UK airport, including cancelled ones (the CAA's definition).

Airlines on this route

AirlineFlightsOn timeCancelledAverage delay
Aer Lingus3,50777%2%12 min

Month by month

Over the last 24 months, Southampton and Belfast ran best in June 2026 (86.7% on time) and worst in December 2025 (54.5%).

Share of flights on time, by month (UK Civil Aviation Authority). Green is the best month, orange the worst.
See the figures
MonthOn timeCancelledFlights
August 202576%3.8%156
August 202570%2.6%156
September 202579%0.7%135
September 202577%0.7%136
October 202576%6.9%131
October 202582%6.9%130
November 202566%0%114
November 202573%0%114
December 202555%9.1%110
December 202563%4.5%111
January 202676%3.3%120
January 202676%3.3%120
February 202682%1.8%112
February 202677%1.8%112
March 202671%1.6%126
March 202675%1.6%126
April 202685%0.6%179
April 202684%0.6%179
May 202680%1.6%193
May 202678%1.6%193
June 202687%0%188
June 202685%0%188
July 202680%0.5%189
July 202676%0.5%189

Source: UK Civil Aviation Authority punctuality statistics, August 2025 to July 2026. Contains UK Civil Aviation Authority data. Figures describe the past and do not predict a future flight.

Questions and answers

How often are flights between Southampton and Belfast on time?
77.1% of 3,507 flights were on time (within 15 minutes) over the last 12 months of UK Civil Aviation Authority figures, and 2% were cancelled.
What is the best month to fly between Southampton and Belfast?
Over the last 24 months, Southampton and Belfast ran best in June 2026 (86.7% on time) and worst in December 2025 (54.5%).

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