I4 · Interisland Airlines
IATA code I4 designates the airline Interisland Airlines (🇵🇭 Philippines). Its ICAO code is ISN.
Airline · PHILIPPINES
I4Interisland Airlines
- ICAO code
- ISN
- Callsign
- TRI-BIRD
- Status
- 🟢 Active
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All airlines with code I4
IATA reassigns the codes of defunct airlines, and some subsidiaries share their parent company’s code.
| Airline | ICAO code | Callsign | Country | Status |
|---|---|---|---|---|
| Interisland Airlines | ISN | TRI-BIRD | 🇵🇭 Philippines | Active |
| International AirLink | IOU | — | 🇯🇲 Jamaica | Active |
| Interstate Airlines | FWA | FREEWAYAIR | — | Ceased |
Source: Wikidata. Airline data changes often and is refreshed regularly.