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CSA Air (/IRO) is a carrier based in United States. Its tracked network spans 23 destinations from 23 hubs, led by Milwaukee (MKE).
CSA Air
Fleet totals are being verified. View fleet data status23 destinations
OPERATING AIRPORTS
Operates from 23 airports
Sortable by destinations served or daily frequency. Click any column to re-rank.
TOP AIRPORT · 01MKE
Milwaukee
Milwaukee Mitchell International Airport
4
destinations
3–4
flights/day
See routes from MKE →
TOP AIRPORT · 02MSN
Madison
Dane County Regional/Truax Field
4
destinations
3–4
flights/day
See routes from MSN →
TOP AIRPORT · 03IMT
Iron Mountain Kingsford
Ford Airport
4
destinations
2–3
flights/day
See routes from IMT →
Airports and bases for CSA Air, route snapshot checked June 14, 2026
ROUTES & DESTINATIONS
Flies to 23 cities
Pick an origin airport to see its place in the network.
DESTINATIONS
Every 23 direct destinations
Sortable by daily frequency or origin airports. Each city links to its airport.
⌕
23 / 23
Direct destinations from CSA Air, route snapshot checked June 14, 2026
MORE AIRLINES
Airlines based in United States
Data notes and methodology
Fleet totals include corrected aircraft currently in service. Order counts are withheld while source data is revalidated; schedule-derived facts use the latest captured timetable window.
Common questions
Which airports does CSA Air operate from most often?
In FlightQ's recent schedule data, CSA Air has the most departures from Milwaukee (MKE), Madison (MSN), Iron Mountain Kingsford (IMT). These are observed operating airports, not a claim about officially designated hubs.
How many destinations does CSA Air fly to?
CSA Air serves 23 direct destinations based on recent route data.
More airline data
Aircraft operated
Aircraft types CSA Air flies, ranked by frequency from recent scheduled route data.