IRO (IRO)
IRO (IRO) flies to 13 destinations in 1 country. All domestic, no international service.
Independent carrier. Not part of any alliance, so miles only work within the IRO program. No shared lounge access with other airlines.
IRO has the most flights out of Milwaukee (MKE), Sioux Falls (FSD), Grand Rapids (GRR), Gwinn (MQT), Portland (PWM).
IRO Busiest Airports
IRO doesn't operate a traditional hub-and-spoke network. These are the airports where IRO has the most flights. You fly direct between cities rather than connecting through a central hub.
MKEIRO Fleet & Aircraft Types
1 aircraft type appear on IRO routes. Single-type fleet. Every route, same plane. Simple.
IRO: All 13 Destinations
Every nonstop route IRO flies. Each destination links to the full route page with schedules, competing airlines, and connection options.
| Code | City | Airport | Country | Distance |
|---|---|---|---|---|
| ABR | Aberdeen | 153 mi | ||
| ESC | Escanaba | 196 mi | ||
| GRR | Grand Rapids | 189 mi | ||
| MQT | Gwinn | 237 mi | ||
| IND | Indianapolis | 284 mi | ||
| CIU | Kincheloe | 238 mi | ||
| IMT | Kingsford | 199 mi | ||
| MSN | Madison | 281 mi | ||
| MKE | Milwaukee | 196 mi | ||
| CWA | Mosinee | 154 mi | ||
| PIR | Pierre | 185 mi | ||
| PQI | Presque Isle | 237 mi | ||
| FSD | Sioux Falls | 153 mi |
IRO FAQ
IRO flies nonstop to 13 destinations in 1 country. 13 domestic, 0 international.
IRO doesn't operate a traditional hub-and-spoke network. The busiest airports are Milwaukee (MKE), Sioux Falls (FSD), Grand Rapids (GRR), and others. You fly direct between cities.
1 aircraft types appear on IRO routes, including C208.
No. IRO is an independent carrier. Miles only work within the IRO program, and there's no shared lounge access with other airlines.
No. IRO operates domestic routes only. For international destinations you would need to connect on another carrier.