Airports / Saint Helena, Ascension and Tristan da Cunha / ASI
RAF Ascension Island
FHAW / ASICat Hill, Saint Helena, Ascension and Tristan da CunhaELEV 278 FT
Field elevation
Nearest alternate
Field standing
702 nm
To the nearest alternate
Saint Helena International Airport (HLE).
Overview
RAF Ascension Island (FHAW / ASI) is a mid-sized airport serving Cat Hill, Saint Helena, Ascension and Tristan da Cunha. Field elevation is 278 feet above sea level. Scheduled carriers operate here, and the field also sees regular private and charter activity.
While no charter operators list ASI as their home base, the field is reachable for repositioned charter aircraft from nearby bases. The closest alternate fields are Saint Helena International Airport (HLE, 702 nm), Greenville/Sinoe Airport (SNI, 843 nm), and Spriggs Payne Airport (MLW, 883 nm).
Trip costs from ASI are driven by the aircraft category flown and how far it must reposition. You may also see the field referenced as Wideawake Airfield and Ascension Island Auxiliary Field. Browse operators flying from the area or estimate a trip cost from ASI to plan your flight.
Field capability
ICAO
FHAW
IATA
ASI
FAA / Local
FHAW
Elevation
278 ft
Coordinates
7.9702° S · 14.3927° W
Airspace
G · GolfClass G — GolfUncontrolled field — no tower. Pilots self-announce and sequence themselves on the common traffic advisory frequency.Source: FAA NASR class airspace
Size
Medium
Scheduled svc
Yes
Access & alternates
Closest alternate fields by great-circle distance — every listing links to its own field brief.
- 702nmHLESaint Helena International AirportJamestown
- 843nmSNIGreenville/Sinoe AirportGreenville
- 883nmMLWSpriggs Payne AirportMonrovia
- 886nmROBRoberts International AirportMonrovia
- 893nmSPYSan Pedro Airport
- 968nmKBSBo AirportBo
Location
Open the full mapFHAW · RAF Ascension Island · Cat Hill, Saint Helena, Ascension and Tristan da Cunha