Flights to Castlebar

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Looking for a cheap last-minute deal or the best return flight to Castlebar? Find our lowest prices on one-way and return tickets to the easiest airport right here.

Flying to Castlebar

The things to know before you go.
Fly intoIreland West Knock Airport
Distance to Castlebar20.4 miles
Average flight time1 hr, 18 mins
Most popular airlineRyanair
Cheapest flight found£26
Cheapest month to flyMarch

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Flexible on travel dates? Find the cheapest month – or even day – to catch a flight to Castlebar.

Frequently asked questions

The average flight time to Castlebar is 1 hour and 29 minutes. We've calculated this based on journeys to Ireland West Knock Airport.
There are 2 airports near Castlebar: Ireland West Knock Airport and Spiddal Connemara Airport.
Ryanair, Aer Lingus, Qatar Airways, British Airways, Malta Air, and Ryanair UK Ltd. all offer direct flights to Ireland West Knock Airport.
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 Castlebar 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.
Yes – you can fly direct to Ireland West Knock Airport and the average flight time is 1 hour and 18 minutes.
The best price we found for a return flight to Castlebar is £26. This is an estimate based on information collected from different airlines and travel providers flying to Ireland West Knock Airport over the last 4 days and is subject to change and availability.
The cheapest airport near Castlebar is Ireland West Knock – which is 20.4 miles away from the centre of Castlebar. We've found flights into this airport from £26.
After crunching the numbers on our flight calendar, we found that the cheapest date to fly to Ireland West Knock Airport, the closest airport to Castlebar is Tuesday, 24 March 2026.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Castlebar is around 40 days in advance, so don’t leave your flight to the last minute.
Ireland West Knock Airport is 20.4 miles from Castlebar and Spiddal Connemara Airport is 44.6 miles from Castlebar.
The average temperature in Castlebar in March is around 6°C. The warmest month in Castlebar is typically August, which averages 17°C. The coolest month is January, with temperatures averaging 3°C. The rainiest month is October, and it usually rains the least in May.
Currently, the cheapest airline that flies to Ireland West Knock Airport - the closest airport to Castlebar - Ryanair.
Ireland West Knock Airport is 20.4 miles from Castlebar which is approximately 38 minutes driving time. Check out the options for car hire at Ireland West Knock Airport.