Cheap Flights from Dublin to Southampton

FAQ

• Which airlines offer direct flights from Dublin to Southampton?

  At the moment, you can catch a direct flight from Dublin to Southampton with the following airlines, including: Aer Lingus Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long is the flight from Dublin (DUB) to Southampton (SOU)?

  It takes about 1 hour 42 minutes to fly from Dublin (DUB) to Southampton (SOU).

• When is the best time to book flights from Dublin to Southampton?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Dublin to Southampton is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from Dublin to Southampton?

  Based on Trip.com data in the past 4 weeks, there is 18 flight per week flying from Dublin to Southampton. You can check the weekly schedule for popular airlines on this route below: Aer Lingus: S/M/T/W/T/F/S -- EI3300 (07:21)

• When are flight tickets from Dublin (DUB) to Southampton (SOU) the cheapest?

  The cheapest months to fly from Dublin to Southampton is October, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Dublin to Southampton on?

  After crunching the numbers on our November flight calendar, it's currently cheapest to fly from Dublin to Southampton on November 27, 2025 with Aer Lingus, with prices starting at £76.

• Which airports can I fly to for Southampton from Dublin?

  You can land at any one of the following hubs in Southampton, with Dublin Airport to Southampton Airport (DUB-SOU) is by far the most common option on this route: Southampton Airport (SOU).

• Is there any time difference between Dublin and Southampton?

  The time difference between Southampton and Dublin is 0h.

• How do I change or cancel my ticket from Dublin to Southampton?

  Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.