3U Airline Code, Sichuan Airlines
3U is the IATA airline code for Sichuan Airlines, based in China. Its ICAO code is CSC and its radio callsign is "Si Chuan".
What airline is 3U?
3U is the IATA airline code for Sichuan Airlines, based in China. Its ICAO code is CSC and its radio callsign is "Si Chuan".
The open dataset lists 392 scheduled routes for the carrier, placing it at number 36 among airlines worldwide. You will see 3U as the two-character prefix on its flight numbers, for example 3U123.
| IATA airline code | 3U |
|---|---|
| ICAO airline code | CSC |
| Radio callsign | Si Chuan |
| Country | China |
| Scheduled routes | 392 (ranked #36) |
| Most routes at | CTU Chengdu (Shuangliu) |
| Status | Active |
What is the airline code for Sichuan Airlines?
The IATA airline code for Sichuan Airlines is 3U, and its ICAO code is CSC. The two-character IATA code prefixes the carrier's flight numbers, for example 3U123.
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 Sichuan Airlines serve most?
Sichuan Airlines (3U) appears on more routes at CTU, Chengdu (Shuangliu), than at any other airport in the open route dataset.
The airports Sichuan Airlines appears at most often in that dataset, most routes first:
Routes flown by Sichuan Airlines
The busiest pairs Sichuan Airlines (3U) 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 Sichuan Airlines?
Sichuan Airlines uses the ICAO airline code CSC and the radio callsign "Si Chuan". Flight plans and air traffic control use CSC, while tickets and schedules use 3U.
What is the radio callsign for Sichuan Airlines?
Air traffic control refers to Sichuan Airlines by the radio callsign "Si Chuan".
What country is Sichuan Airlines based in?
Sichuan Airlines (3U) is based in China.
What is the abbreviation for Sichuan Airlines?
The two-character IATA abbreviation for Sichuan Airlines is 3U, and its three-letter ICAO code is CSC.
How many routes does Sichuan Airlines fly?
The open route dataset lists 392 route entries for Sichuan Airlines, codeshare listings included, which ranks the carrier number 36 by that count. The route table below shows only the pairs Sichuan Airlines is listed as operating.