S4 Airline Code, SATA International
S4 is the IATA airline code for SATA International, based in Portugal. Its ICAO code is RZO and its radio callsign is "Air Azores".
What airline is S4?
S4 is the IATA airline code for SATA International, based in Portugal. Its ICAO code is RZO and its radio callsign is "Air Azores".
The open dataset lists 81 scheduled routes for the carrier. You will see S4 as the two-character prefix on its flight numbers, for example S4123.
| IATA airline code | S4 |
|---|---|
| ICAO airline code | RZO |
| Radio callsign | Air Azores |
| Country | Portugal |
| Scheduled routes | 81 (ranked #160) |
| Most routes at | BOS Boston |
| Status | Active |
What is the airline code for SATA International?
The IATA airline code for SATA International is S4, and its ICAO code is RZO. The two-character IATA code prefixes the carrier's flight numbers, for example S4123.
IATA airline codes are two characters and can reuse letters over time, so a retired airline's code may later be assigned to another carrier. ICAO codes are three letters and are more stable, which is why flight plans use them.
Which airport does SATA International serve most?
SATA International (S4) appears on more routes at BOS, Boston, than at any other airport in the open route dataset.
The airports SATA International appears at most often in that dataset, most routes first:
Routes flown by SATA International
The busiest pairs SATA International (S4) is listed as operating in the open route dataset (codeshare-only listings excluded), with distance and typical flight time:
Route and carrier data comes from the OpenFlights open dataset, regenerated here on . It is a historical snapshot of scheduled connections, not a live schedule, and it includes codeshare listings, so some carriers shown may no longer operate the route or exist. How we build this · Data and sources.
Frequently asked questions
What is the ICAO code for SATA International?
SATA International uses the ICAO airline code RZO and the radio callsign "Air Azores". Flight plans and air traffic control use RZO, while tickets and schedules use S4.
What is the radio callsign for SATA International?
Air traffic control refers to SATA International by the radio callsign "Air Azores".
What country is SATA International based in?
SATA International (S4) is based in Portugal.
What is the abbreviation for SATA International?
The two-character IATA abbreviation for SATA International is S4, and its three-letter ICAO code is RZO.
How many routes does SATA International fly?
The open route dataset lists 81 route entries for SATA International, codeshare listings included, which ranks the carrier number 160 by that count. The route table below shows only the pairs SATA International is listed as operating.