[list of airports by iata code: a \- A] - AY
- AYA – Ayapel Airport – Ayapel, Colombia
- AYC – Ayacucho Airport – Ayacucho, Colombia
- AYD – Alroy Downs Airport – Alroy Downs, Australia
- AYG (SKYA) – Yaguara Airport – Yaguara, Colombia
- AYH (EGWZ) – RAF Alconbury – Alconbury, England, United Kingdom
- AYI – Yan Airport – Yan, Colombia
- AYK (UAUR) – Arkalyk Airport – Arkalyk, Kazakhstan
- AYL – Anthony Lagoon Airport – Anthony Lagoon, Australia
- AYN (ZHAY) – Anyang Airport – Anyang, China
- AYO (SGAY) – Juan De Ayolas Airport – Ayolas, Paraguay
- AYP (SPHO) – Coronel FAP Alfredo Mendivil Duarte Airport – Ayacucho, Peru
- AYQ (YAYE) – Ayers Rock Airport – Yulara, Northern Territory, Australia
- AYR (YAYR) – Ayr Airport – Ayr, Queensland, Australia
- AYS (KAYS) – Waycross-Ware County Airport – Waycross, Georgia, United States
- AYT (LTAI) – Antalya Airport – Antalya, Turkey
- AYU – Aiyura Airport – Aiyura, Papua New Guinea
- AYW – Ayawasi Airport – Ayawasi, Indonesia
- AYX (KAYX) – Arnold AFB – Tullahoma, Tennessee, United States
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