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Cheap Flights from Cardiff to Belfast International

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Compare Cardiff to Belfast International flight deals

Find the cheapest month or even day of the year to fly to Belfast International

Book the best Belfast International fare with no extra fees

Flight deals from Cardiff to Belfast International

Looking for a cheap last-minute deal or the best return flight from Cardiff to Belfast International? Find the lowest prices on one-way and return tickets right here.
Belfast.199 € per passenger.Departing Mon, 5 May, returning Fri, 9 May.Return flight with Ryanair.Outbound indirect flight with Ryanair, departs from Cardiff on Mon, 5 May, arriving in Belfast International.Inbound indirect flight with Ryanair, departs from Belfast International on Fri, 9 May, arriving in Cardiff.Price includes taxes and charges.From 199 €, select.
Belfast.203 € per passenger.Departing Tue, 29 Apr, returning Sat, 3 May.Return flight with Ryanair.Outbound indirect flight with Ryanair, departs from Cardiff on Tue, 29 Apr, arriving in Belfast International.Inbound indirect flight with Ryanair, departs from Belfast International on Sat, 3 May, arriving in Cardiff.Price includes taxes and charges.From 203 €, select.
Belfast.206 € per passenger.Departing Mon, 28 Apr, returning Tue, 29 Apr.Return flight with Ryanair.Outbound indirect flight with Ryanair, departs from Cardiff on Mon, 28 Apr, arriving in Belfast International.Inbound indirect flight with Ryanair, departs from Belfast International on Tue, 29 Apr, arriving in Cardiff.Price includes taxes and charges.From 206 €, select.
Belfast.211 € per passenger.Departing Sat, 4 Oct, returning Sun, 5 Oct.Return flight with Ryanair.Outbound indirect flight with Ryanair, departs from Cardiff on Sat, 4 Oct, arriving in Belfast International.Inbound indirect flight with Ryanair, departs from Belfast International on Sun, 5 Oct, arriving in Cardiff.Price includes taxes and charges.From 211 €, select.
Belfast.216 € per passenger.Departing Mon, 16 Jun, returning Thu, 19 Jun.Return flight with Ryanair.Outbound indirect flight with Ryanair, departs from Cardiff on Mon, 16 Jun, arriving in Belfast International.Inbound indirect flight with Ryanair, departs from Belfast International on Thu, 19 Jun, arriving in Cardiff.Price includes taxes and charges.From 216 €, select.
Belfast.229 € per passenger.Departing Thu, 31 Jul, returning Sat, 2 Aug.Return flight with Ryanair.Outbound indirect flight with Ryanair, departs from Cardiff on Thu, 31 Jul, arriving in Belfast International.Inbound indirect flight with Ryanair, departs from Belfast International on Sat, 2 Aug, arriving in Cardiff.Price includes taxes and charges.From 229 €, select.
Belfast.242 € per passenger.Departing Sat, 12 Jul, returning Mon, 21 Jul.Return flight with Ryanair.Outbound indirect flight with Ryanair, departs from Cardiff on Sat, 12 Jul, arriving in Belfast International.Inbound indirect flight with Ryanair, departs from Belfast International on Mon, 21 Jul, arriving in Cardiff.Price includes taxes and charges.From 242 €, select.
Belfast.265 € per passenger.Departing Thu, 29 May, returning Mon, 2 Jun.Return flight with Ryanair and easyJet.Outbound indirect flight with Ryanair, departs from Cardiff on Thu, 29 May, arriving in Belfast International.Inbound indirect flight with easyJet, departs from Belfast International on Mon, 2 Jun, arriving in Cardiff.Price includes taxes and charges.From 265 €, select.

Find the cheapest month to fly from Cardiff to Belfast International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Cardiff to Belfast International flights are currently cheapest in May.
Apr
from 206 €
May
from 199 €
Jun
from 216 €
Jul
from 242 €
Aug
from 359 €
Sep
Find prices
Oct
from 211 €
Nov
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Dec
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Jan
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Feb
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Mar
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Cardiff to Belfast International: Alternative routes

Compare routes from Cardiff to Belfast below. You may find an airport to fly into that's cheaper, faster, or easier than Belfast International.

Cardiff to Belfast: Flight information

The things to know before you go.
Cheapest flight found199 €
Cheapest month to flyMay

Finding cheap flights from Cardiff to Belfast International: Frequently asked questions

The best price we found for a return flight from Cardiff to Belfast International is 199 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Cardiff to Belfast International. But we found flights with one or more stops from 199 €.
As of April 2025, there are no flights flying from Cardiff to Belfast International.
The cheapest month to fly from Cardiff to Belfast International is usually April 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Cardiff Airport to Belfast International Airport on Monday, 5 May 2025.
No airlines currently offer direct flights between Cardiff Airport and Belfast International Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Belfast International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Belfast is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Ryanair offers the cheapest flight tickets to Belfast International.

Flying from Cardiff Airport (CWL) to Belfast International Airport (BFS): what you need to know

  • Belfast's timezone is UTC+0, which is the same as Cardiff.

  • To ensure you get on your CWL to BFS flight, leave enough time for things like check-in and baggage drop. Arriving two hours before international departures and one hour before domestic flights is the general travel rule.

  • Be prepared for longer lines in popular months such as June. Arriving up to four hours in advance for international flights and two hours for a domestic departure will help ensure a smooth travel experience.

  • Consider adding a stopover when booking your ticket from Cardiff Airport to Belfast International Airport. Simply deselect 'Direct flights only' to break up your journey, or maybe even explore a new city along the way. Check out these options between CWL and BFS:

    • Edinburgh Airport

    • Amsterdam Airport Schiphol

    • Faro Airport

How to find the cheapest flights from Cardiff Airport (CWL) to Belfast International Airport (BFS)

  • The cheapest price we've found for a one-way Cardiff Airport to Belfast International Airport flight is 79 €. A round-trip plane ticket right now is 199 €. Depending on the availability when you book, these fares can change.

  • It's often best to book as early as possible if you're looking for cheap tickets from CWL to BFS. That's because airlines change prices based on demand, which tends to rise closer to the date of departure.

  • Getting cheap flights from Cardiff Airport to Belfast International Airport is easier if you're flexible with your trip dates. Use the 'Whole month' search tool to see the best prices across the month and land a great deal.

  • Never miss a deal on cheap flights from CWL to BFS by creating a Price Alert. We'll send you an email or notification on the app when a lower fare pops up.

  • Discover the perfect flight for you by using the filters. To see the 'Fastest,' 'Cheapest' or 'Best' flights from Cardiff Airport to Belfast International Airport, use the 'Sort by' function. You can also filter by airline, arrival and departure times, and journey duration.

Handy information about Cardiff Airport (CWL)

  • When it comes to Cardiff Airport's on-time performance, 66.16% of flights complete their journey on time.

  • To reach Cardiff Airport from central Cardiff, it takes around 30 minutes if you're travelling by car. This depends on traffic, however. It's approximately 27 kilometres from the airport to the city centre.

  • The journey when using public transport takes about 1 hour 5 minutes.

  • Booked an early flight from Cardiff Airport to Belfast International Airport? Avoid the hassle of rushing to the airport (and sneak in some extra precious sleep) by picking one of these hotels near CWL:

Arriving at Belfast International Airport (BFS)

Getting from Belfast International Airport (BFS) to central Belfast

  • From Belfast International Airport, Belfast is approximately 32 kilometres away. It takes around 30 minutes to reach the centre driving.

  • Travelling on public transport takes roughly 2 hours.

When to fly to Belfast International Airport (BFS)

  • The quietest month for a flight from Cardiff Airport to Belfast International Airport is January, while August is the busiest. Pick the best time to go to Belfast based on whether you prefer a laid-back vibe or a more bustling atmosphere.

  • Book your flight from Cardiff Airport to Belfast International Airport for July if you want to visit Belfast during its warmest month. Expect temperatures of between 10ºC (50ºF) and 19ºC (66ºF).

  • If you want cooler conditions, search for a cheap ticket from CWL to BFS in January. Average temperatures are between 1ºC (34ºF) and 8ºC (46ºF) then.

Explore more of United Kingdom

  • Belfast is always a good idea, but there are so many other parts of United Kingdom just waiting to be explored. About 354 kilometres south-east of Belfast, a trip to Birmingham will keep you on the go. Start with leading sights like Cadbury World, The Library of Birmingham and National Sea Life Centre.

  • Bristol is another must-experience destination in United Kingdom and is around 418 kilometres south-east of Belfast. No trip is complete without visiting Clifton Suspension Bridge, Cabot Tower and Brandon Hill Nature Park.

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Plan the rest of your trip from Cardiff to Belfast

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.