Colorado Springs to Mesa (COS-AZA): nonstop flights and who flies them

Allegiant Air flies nonstop from Colorado Springs (COS) to Mesa (AZA) just twice a week. With so few departures, each one carries the only premium seats on the route that day. Allegiant Air fly the route nonstop in 2LNR's schedule data; the timetable and the reverse direction are below.

Schedule last confirmed September 6, 2026. Departure times come from 2LNR's schedule data; confirm with the airline before you book.

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Nonstop flights a week

543 mi

Nonstop distance

Free

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Colorado Springs to Mesa flight schedule

Scheduled nonstop departures for COS to AZA, last checked against our schedule feed on September 6, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Scheduled nonstop departures from Colorado Springs (COS) to Mesa (AZA)
Date	Flight	Airline	Departs COS	Arrives AZA	Duration	Aircraft
Sun, Oct 4	G4 1605	Allegiant Air	17:49	18:42	1h 53m	320
Sun, Oct 11	G4 1605	Allegiant Air	17:49	18:42	1h 53m	320
Sun, Oct 18	G4 1605	Allegiant Air	17:49	18:42	1h 53m	320
Thu, Oct 22	G4 1590	Allegiant Air	18:00	18:53	1h 53m	320
Sun, Oct 25	G4 1605	Allegiant Air	17:49	18:42	1h 53m	320
Sun, Nov 1	G4 3247	Allegiant Air	18:28	20:21	1h 53m	320
Sun, Nov 15	G4 3247	Allegiant Air	17:49	19:42	1h 53m	320

Showing all 7 scheduled COS to AZA departures across the next 7 days with service. Later dates are on the interactive map.

Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline has not filed that value in the schedule data we hold. Aircraft are IATA equipment codes as filed, and can change up to departure.

See every COS to AZA date on the interactive map

The full COS to AZA nonstop schedule

Allegiant Air fly the route nonstop in 2LNR's schedule data. This page carries the full COS to AZA nonstop schedule, who operates each departure and how often it runs; the reverse direction is linked below.

See real availability

Confirmed upgrade and award seats on each COS to AZA departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See COS to AZA on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Colorado Springs to Mesa nonstop

Carriers operating COS to AZA nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

Allegiant Air (G4) route map

See COS to AZA on the interactive map →

Frequently asked questions about COS to AZA

How far is Mesa from Colorado Springs?

COS to AZA covers about 543 miles nonstop. Flight times vary by aircraft and season; the schedule table on this page lists each scheduled departure with its own times.

Which airlines fly nonstop from COS to AZA?

Allegiant Air is currently the only airline flying COS to AZA nonstop. None of them is a carrier 2LNR reads inventory for, so this page carries the COS to AZA schedule rather than a space claim.

How often does COS to AZA operate?

The nonstop currently runs twice a week, on Allegiant Air. Thin schedules like this change by season, and an alert will catch anything added.

What time do flights from COS to AZA depart?

Scheduled COS to AZA nonstops in the next 7 days with service leave between 17:49 and 18:28, local time at Colorado Springs. The schedule table on this page lists every departure by date, with its arrival time and aircraft.

Does 2LNR show upgrade or award space on COS to AZA?

Not on this route: none of Allegiant Air is a carrier 2LNR reads inventory for. The page carries the full COS to AZA nonstop schedule and who flies each departure, and the reverse direction is linked below.

See the full COS to AZA nonstop schedule

Every scheduled departure on this route, with who flies it. On the routes 2LNR does read inventory for, upgrade and award space shows by date, the next 14 days free on every product and the full horizon on Pro.

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