Cheap Flights from Southampton to Belfast from S$ 59

Frequently Asked Questions

• Which airlines offer the cheapest flights from Southampton (SOU) to Belfast (BFS)?

  Based on Trip.com data, easyJet offers one-way fares as low as S$ 59 on Cheapest nonstop routes (e.g. SOU to BFS on Wed, Mar 4), while Aer Lingus offers Cheapest nonstop round-trips from S$ 151 departing on Wed, Jan 21 and returning on Sat, Jan 24.

• Which airlines offer direct flights from Southampton to Belfast?

  At the moment, you can catch a direct flight from Southampton to Belfast 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 a flight from Southampton (SOU) to Belfast (BFS)?

  It takes about 1 hour 36 minutes to fly from Southampton (SOU) to Belfast (BFS).

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

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Southampton to Belfast 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 Southampton to Belfast?

  Based on Trip.com data in the past 4 weeks, there is 13 flight per week flying from Southampton to Belfast. You can check the weekly schedule for popular airlines on this route below: Aer Lingus: S/M/T/W/T/F/S -- EI3607 (15:57) Aer Lingus: S/-/-/W/T/-/S -- EI3605 (12:26)

• How can I find the best deals on flights from Southampton to Belfast?

  To find best deals on flights from Southampton to Belfast, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Wed, Mar 4, with one-way flights priced at just S$ 59.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Aer Lingus.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Belfast travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When is the best time to book a flight from Southampton to Belfast to get the best price?

  The cheapest months to fly from Southampton to Belfast is September, when demand for travel is lower.

• Which upcoming date is the cheapest for flights from Southampton to Belfast?

  After crunching the numbers on our January flight calendar, it's currently cheapest to fly from Southampton to Belfast on January 16, 2026 with Aer Lingus, with prices starting at S$ 148.

• Which airports can I fly through when travelling to Belfast from Southampton?

  You can land at any one of the following hubs in Belfast, with Southampton Airport to George Best Belfast City Airport (SOU-BHD) is by far the most common option on this route: George Best Belfast City Airport (BHD) Belfast International Airport (BFS).

• What is the time difference between Southampton and Belfast?

  The time difference between Belfast and Southampton is 0h.

• How can I change or cancel my flight ticket from Southampton to Belfast?

  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.