Airport code
SIG — Fernando Luis Ribas Dominicci Airport
SIG is the IATA code for Fernando Luis Ribas Dominicci Airport, an airport serving San Juan, Puerto Rico. Its ICAO code is TJIG, and it operates in the America/Puerto_Rico time zone (UTC-4). The airport sits at 18.4568, -66.0981 in the Northern Hemisphere, at an elevation of 10 ft (3 m).
Overview
About Fernando Luis Ribas Dominicci Airport
Fernando Luis Ribas Dominicci Airport, commonly known as Isla Grande Airport is a small airport in Puerto Rico serving the capital municipality of San Juan and its metropolitan area since 1929. Named after U.S. Air Force Major Fernando Luis Ribas Dominicci, the 102 acres (41 ha) airport is located on San Juan Bay in the Isla Grande district of Santurce barrio in San Juan, about 2 to 6 miles from the Old San Juan historic quarter, Condado and Isla Verde resort areas, Hato Rey business center, and SJU main airport.
Reference data
Airport information
| IATA code | SIG |
|---|---|
| ICAO code | TJIG |
| Airport name | Fernando Luis Ribas Dominicci Airport |
| City | San Juan |
| Country | Puerto Rico |
| Time zone | America/Puerto_Rico (UTC-4) |
| Latitude | 18.4568 |
| Longitude | -66.0981 |
| Elevation | 10 ft (3 m) |
| Airport type | Medium airport |
| Continent | North America |
| Runways | 1 |
| Longest runway | 5,317 ft (1,621 m) |
| Map | View on OpenStreetMap ↗ |
Reference data last updated 24 July 2026.
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Questions
Frequently asked questions
What is the IATA code for Fernando Luis Ribas Dominicci Airport?
The IATA code for Fernando Luis Ribas Dominicci Airport is SIG.
What is the ICAO code for Fernando Luis Ribas Dominicci Airport?
The ICAO code for Fernando Luis Ribas Dominicci Airport is TJIG.
Where is SIG airport located?
Fernando Luis Ribas Dominicci Airport (SIG) is located in San Juan, Puerto Rico.
What time zone is SIG in?
Fernando Luis Ribas Dominicci Airport operates in the America/Puerto_Rico time zone, which is UTC-4.
What is the nearest airport to SIG?
The nearest airport to Fernando Luis Ribas Dominicci Airport (SIG) is Luis Munoz Marin International Airport (SJU) in San Juan, about 10 km away.
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