Yes, you can for some airlines however there may be a charge to pay.

Checking in online is the best way to save time at the airport, add more baggage and some airlines may allow you the option to change your seat number.

Just follow the link to the check-in guide relevant for your flight below, here you will find a link to the airline's website to check-in at the bottom of the guide, it's a straightforward process. Please don't forget to check-in for your return flight too! You may be on holiday when you need to do this. If you need your boarding cards at any time please log back on to the airlines website.

Check-in information by airline

AirlineCheck-in onlineCheck-in at the airportLink to 'check-in' guide
Aer LingusFreeYesAer Lingus
British AirwaysFreeYesBritish Airways
CorendonNot availableYes and freeCorendon Airlines
EasyJetFreeFree if you having technical difficultiesEasyJet
FreebirdNot availableYes and free
RyanairFreeYes but chargedRyanair
Sun ExpressFreeYes but chargedSun Express
Turkish AirlinesFreeYes
Turkish Airlines
Virgin AtlanticFreeYes
Virgin Atlantic
Wizz AirFreeYes but chargedWizz Air