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John Glenn Columbus International Airport in Columbus, United States has 46 nonstop destinations in FlightQ's current schedule set. This page ranks named carriers by how many destinations they serve from CMH, with top routes and scheduled flight counts.
Schedule snapshot checked Sep 23, 2026.
The broadest named carrier from CMH is Southwest Airlines, with 17 nonstop destinations in this data set. Popular destinations from the airport include Chicago (ORD), New York (LGA), Atlanta (ATL), and Newark (EWR).
| Airline | Destinations | Flights | Top routes |
|---|---|---|---|
| Southwest Airlines | 17 | 228 | |
| Breeze Airways | 11 | 29 | |
| American Airlines | 10 | 217 | |
| Delta Air Lines | 8 | 211 | |
| United Airlines | 7 | 181 | |
| Envoy Air | 4 | 48 | |
| Frontier Airlines | 3 | 13 | |
| Air Canada | 2 | 21 | |
| Alaska Airlines | 1 | 14 | |
| Mesa Airlines | 1 | 8 | |
| Republic Airways | 1 | 7 |
Flight counts are the scheduled rows captured in the current sample window, not annual totals. The destination count is a better comparison for network breadth.
Southwest Airlines has the broadest named-carrier coverage in FlightQ's current CMH schedule set, with 17 nonstop destinations listed here.
FlightQ currently identifies 11 airlines serving 46 nonstop destinations from CMH.
Airlines add, pause, and retime routes seasonally. This page is built from FlightQ's current schedule capture, so use it for route research and confirm exact dates before booking.