![People checking-in at bag drop desk departure area terminal 5 Heathrow airport, London, England, UK Stock Photo - Alamy People checking-in at bag drop desk departure area terminal 5 Heathrow airport, London, England, UK Stock Photo - Alamy](https://c8.alamy.com/comp/JNCRJ0/people-checking-in-at-bag-drop-desk-departure-area-terminal-5-heathrow-JNCRJ0.jpg)
People checking-in at bag drop desk departure area terminal 5 Heathrow airport, London, England, UK Stock Photo - Alamy
![Dublin Airport on Twitter: "Please arrive 2.5 hrs before a short-haul flight departure & 3.5 hrs before a long-haul flight. If you're checking a bag, please check your airline's guidelines re its Dublin Airport on Twitter: "Please arrive 2.5 hrs before a short-haul flight departure & 3.5 hrs before a long-haul flight. If you're checking a bag, please check your airline's guidelines re its](https://pbs.twimg.com/media/FU5y9nSXsAI5lC3.jpg)
Dublin Airport on Twitter: "Please arrive 2.5 hrs before a short-haul flight departure & 3.5 hrs before a long-haul flight. If you're checking a bag, please check your airline's guidelines re its
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Passenger self-service versus the check-in desk – which is the way forward? - Future Travel Experience
![File:Bag drop self service Luggage check-in Baggage registration Conveyor belt (selvbetjent bagasjeinnlevering innsjekking automat rullebånd) Avinor SAS Norwegian Wideroe Bergen Airport Flesland, Norway 2019-11-29 DSC01309.jpg - Wikimedia Commons File:Bag drop self service Luggage check-in Baggage registration Conveyor belt (selvbetjent bagasjeinnlevering innsjekking automat rullebånd) Avinor SAS Norwegian Wideroe Bergen Airport Flesland, Norway 2019-11-29 DSC01309.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/7/7b/Bag_drop_self_service_Luggage_check-in_Baggage_registration_Conveyor_belt_%28selvbetjent_bagasjeinnlevering_innsjekking_automat_rulleb%C3%A5nd%29_Avinor_SAS_Norwegian_Wideroe_Bergen_Airport_Flesland%2C_Norway_2019-11-29_DSC01309.jpg)