14 destinations have scheduled flights from COS, about 172 departures a week. Weekly frequencies come from airline schedules and observed departures, not live status.
| Destination | Flights per week | Airlines | Typical duration |
|---|---|---|---|
| Denver International (DEN) | 59 | United Airlines, Southwest Airlines Co., Delta Air Lines | — |
| Chicago O'hare International (ORD) | 20 | SkyWest Airlines, United Airlines | — |
| Phoenix (PHX) | 18 | Southwest Airlines Co. | — |
| Las Vegas (LAS) | 15 | Southwest Airlines Co. | — |
| Dallas/Fort Worth International (DFW) | 13 | American Airlines | — |
| George Bush Intercontinental (IAH) | 11 | Mesa Airlines, Inc., United Airlines | — |
| Love Field (DAL) | 9 | Southwest Airlines Co. | — |
| Hartsfield-jackson Atlanta International (ATL) | 7 | Delta Air Lines | — |
| Salt Lake City International (SLC) | 6 | Delta Air Lines | — |
| Memphis (MEM) | 5 | Federal Express | — |
| San Diego (SAN) | 3 | Southwest Airlines Co. | — |
| Williams Gateway (AZA) | 2 | Allegiant Air LLC | — |
| Pueblo (PUB) | 2 | Aero Continente | — |
| Santa Ana (SNA) | 2 | Allegiant Air LLC | — |
GET /routes returns each scheduled flight from COS: airline, flight number, departure and arrival time, duration, days of operation and aircraft type.
https://www.goflightlabs.com/routes?access_key=YOUR_ACCESS_KEY&dep_iata=COS
That URL still says YOUR_ACCESS_KEY.
A 7-day trial replaces it with a real key. After the trial, Starter is $24.99/mo.