- 2008 GT Tested Award World's Best Airport Award, 4 consecutive years
- Agency: Global Traveler(GT)
- Award date: 2009 Jan
- Most Respected Corporation in Korea 1st Place in Public Category, 2 consecutive years
- Agency: Korea Management Association Consultation (KMAC)
- Award date: 2009 Feb
- 2009 Korea Labor Union Cooperation Grand Prize
- Agency: Korea Employers' Federation
- Award date: 2009 Feb
- 2009 Asia-Pacific Best Airport Award
- Agency: Frost & Sullivan
- Award date: 2009 Mar
- 2009 Southeast Asia Airport Marketing Most Outstanding Airport Award
- Agency: Route Development Group
- Award date: 2009 Mar
- 2008 ASQ 1st Place World’s Best Airport Award/Best Asia-Pacific Airport Award/Best Large Airport/ Customer-preferred Airport in Asia-Pacific, 1st place 4 consecutive years
- Agency: Airports Council International (ACI)
- Award date: 2009 Apr
- 7th New Product Grand Prize Award
- Agency: New Product Forum
- Award date: 2009 May
- 2009 World’s Best Airport Service Award
- Agency: Sky Tracks
- Award date: 2009 Jun
- 2009 CAPA Airport of the Year Award
- Agency: CAPA(Centre for Asia Pacific Aviation)
- Award date: 2009 Oct
- 2009 Talent Management Award HR Section Grand Prize
- Agency: Korea Management Association Consultaition (KMAC)
- Award date: 2009 Oct
- Green Excellence Award
- Agency: Frost & Sullivan
- Award date: 2009 Oct
- Sustainability Potential Report Award
- Agency: Korean Standards Association
- Award date: 2009 Oct
- 10th Mecenat Award, Creativity Prize
- Agency: Korea Mecenat Association
- Award date: 2009 Nov
- US Business Traveler Award World’s Best Airport Award
- Agency: US Business Traveler
- Award date: 2009 Dec