Cheap Flights Belfast – Cardiff from £52

Flight FAQs

• Which airlines offer the cheapest flights from Belfast (BFS) to Cardiff (CWL)?

  Based on Trip.com data, Aer Lingus offers one-way fares as low as £52 on Cheapest nonstop routes (e.g. BHD to CWL on Fri, Mar 13), while Aer Lingus offers Cheapest nonstop round-trips from £99 departing on Fri, Feb 20 and returning on Sun, Feb 22.

• Which airlines offer direct flights from Belfast to Cardiff?

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

  It takes about 1 hour 20 minutes to fly from Belfast (BFS) to Cardiff (CWL).

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

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

  Based on Trip.com data in the past 4 weeks, there is 5 flight per week flying from Belfast to Cardiff. You can check the weekly schedule for popular airlines on this route below: Aer Lingus: S/-/-/W/T/F/S -- EI3620 (10:04)

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

  To find best deals on flights from Belfast to Cardiff, 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 Fri, Mar 13, with one-way flights priced at just £52.
  · 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 Cardiff travel is around July.
  · Get exclusive promo codes for Trip.com app users.

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

  The cheapest months to fly from Belfast to Cardiff is November, when demand for travel is lower.

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

  After crunching the numbers on our February flight calendar, it's currently cheapest to fly from Belfast to Cardiff on February 12, 2026 with Aer Lingus, with prices starting at £46.

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

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

• What is the time difference between Belfast and Cardiff?

  The time difference between Cardiff and Belfast is 0h.

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

  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.