SUM Air

SUM Air
IATA ICAO Call sign
XU XUM AWESUMAIR
Founded2022
Commenced operations2026
Fleet size1
Parent companyMobility As A Freedom
HeadquartersGangseo District, Seoul, South Korea
Key peopleYongduck Choi
Employees11-50
Websitehttps://www.sumair.kr/en

SUM Air (Korean: 섬에어, romanized: ISLAND air) is a South Korean regional airline based in Gangseo District, Seoul, South Korea.[1][2][3][4][5][6]

In February 2025 the airline received an air carrier licence from Ministry of Land, Infrastructure and Transport.[3] The airline will operate ATR 72-600s one leased from Aviation.[7][2][8] As of January 2026, the airline has taken delivery of its first ATR 72, registered HL5264. It will operate two more ATRs.[8]

Destinations

SUM Air currently operates services to and from China and Japan.

Country City Airport Notes Refs
China Qingdao Qingdao Jiaodong International Airport Planned [9]
Weihai Weihai Dashuipo International Airport Planned [9]
Yantai Yantai Penglai International Airport Planned [9]
South Korea Seoul Incheon International Airport Hub [9]
Seoul Gimpo International Airport Hub [9]
Busan Gimhae International Airport [9]
Daegu Daegu International Airport [9]
Gwangju Gwangju Airport [9]
Gunsan Gunsan Airport [9]
Muan Muan International Airport [9]
Jeju Jeju International Airport [9]
Pohang Pohang Gyeongju Airport [9]
Sacheon Sacheon Airport [9]
Ulsan Ulsan Airport [9]
Yeosu Yeosu Airport [9]
Yangyang Yangyang International Airport [9]
Japan Kitakyushu Kitakyushu Airport Planned [9]
Kumamoto Kumamoto Airport Planned [9]
Miyazaki Miyazaki Airport Planned [9]
Tsushima Tsushima Airport Planned [9]

Fleet

As of February 2026, the SUM Air fleet consists of the following aircraft:[10]

Aircraft In
service 		Orders Passengers Notes
ATR 72-600 1 2 72

See also

References

  1. ^ Hardy, Grace (2025-02-20). "Korean regional airline SUM Air takes step closer to commercial operations". LARA. Archived from the original on 2026-01-02. Retrieved 2026-01-05.
  2. ^ a b "Avation delivers ATR 72-600 to South Korea's SUM Air on 12-year lease". AJ Bell. AJ Bell. 2025-12-30. Archived from the original on 2026-01-03.
  3. ^ a b "Sum Air Airline Profile". CAPA - Centre for Aviation. Informa Markets. Archived from the original on 2025-03-24. Retrieved 2026-01-05.
  4. ^ Drum, Bruce. "Sum Air". BRUCE DRUM (AIRLINERSGALLERY). Retrieved 2026-01-05.
  5. ^ "SUM Air". LinkedIn. 2025-07-12. Retrieved 2026-01-05.
  6. ^ Dong-hwan, Ko (2025-12-17). "Sum Air, 1st Korean airline to focus on underserved areas, to launch next year - The Korea Times". The Korea Times. Archived from the original on 2026-01-01. Retrieved 2026-01-05.
  7. ^ Tamm, Heike (2025-09-08). "Avation Leases ATR 72-600 to SUM Air". AviTrader Aviation News. Retrieved 2026-01-05.
  8. ^ a b "SUM Air unveils first aircraft, aims to be an 'air village bus' linking islands and regions, but survival remains uncertain - MK". 매일경제. 2026-01-15. Retrieved 2026-01-19.
  9. ^ a b c d e f g h i j k l m n o p q r s t "About". 섬에어 SUM Air. Retrieved 2026-01-05.
  10. ^ "About". 섬에어 SUM Air. Retrieved 2026-01-05.



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