Airport Udachny-Polyarnyj
- Time zone: GMT 9
- Service telephone: +7 (41136) 35-197 98-310
- Address: Udachny-Polyarnyj Airport, 678.170 Udachny, Sakha Republic, Russia
- Operating company: JSC "Alrosa"
- Flight distribution on the days of the week: Monday (26.19%), Tuesday (2.38%), Wednesday (40.48%), Thursday (11.90%), Friday (14.29%), Saturday (0.00%), Sunday (4.76%)
- Alternative spelling: Udachnaya, Udachni, Oudatchny, Udačnyj, Oedatsjny, Udatšnyi, Udacznyj, удачный-полярный, Удачнай, ウダーチヌイ, 乌达奇内