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CSA Air (/IRO) is a carrier based in United States. Its tracked network spans 20 destinations from 21 airports, with the most departures from Milwaukee (MKE).
CSA Air
Fleet totals are being verified. View fleet data status20 destinations
OPERATING AIRPORTS
Observed at 21 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
flights/day
See routes from MKE →
TOP AIRPORT · 02MSN
Madison
Dane County Regional/Truax Field
3
destinations
2–3
flights/day
See routes from MSN →
TOP AIRPORT · 03GRR
Grand Rapids
Gerald R. Ford International Airport
3
destinations
2–3
flights/day
See routes from GRR →
Airports and bases for CSA Air, oldest route observations September 22, 2026
ROUTES & DESTINATIONS
Tracked across 20 cities
Pick an origin airport to see its place in the network.
DESTINATIONS
20 observed destinations
Sortable by daily frequency or origin airports. Each city links to its airport.
⌕
20 / 20
Direct destinations from CSA Air, oldest route observations September 22, 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 observed flight data, CSA Air has the most departures from Milwaukee (MKE), Madison (MSN), Grand Rapids (GRR). These are observed operating airports, not a claim about officially designated hubs.
How many destinations does CSA Air fly to?
FlightQ has observed CSA Air flights to 20 destinations. This is an observed network, not a complete published timetable.
More airline data
Aircraft operated
Aircraft types CSA Air flies, ranked by frequency in the captured flight observations.