G4 2377 Phoenix to Chicago Flight Status

Allegiant Air Flight G42377 from Phoenix Mesa Gateway Airport AZA to Chicago Rockford International Airport RFD is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on January 2nd, 2026.
Check the table below for G42377's most recent flight history:

G4 2377 Flight Status & Schedule

Date Departure Arrival Status
Jan 02 16:18 20:01
Landed Late
Track >
Dec 26 16:51 20:19
Delayed
Track >
Dec 19 16:16 19:56
Landed
Track >
Dec 01 14:43 18:31
Landed
Track >

Allegiant Air G4 2377 Phoenix to Chicago Flight Information

Allegiant Air Flight G42377 connects Phoenix, United States to Chicago, United States, taking off from Phoenix Mesa Gateway Airport AZA and landing at Chicago Rockford International Airport RFD.

How long is the G42377 flight from Phoenix to Chicago?

The average flight time from Phoenix to Chicago is 2 hours and 39 minutes. The flight distance is 2206 km / 1371 miles and the average flight speed is 831 km/h / 516 mph.

What is the On-Time Performance (OTP) of Allegiant Air Flight G42377 Phoenix to Chicago?

The Airportia On-Time Performance Rating for Allegiant Air Flight G42377 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest G42377 flight?

The latest flight took off on Saturday, January 3rd, 2026 with the flight status being Landed on 20:01.

How else can the flight G42377 be referenced as?

This Allegiant Air flight can also be referenced as AAY2377, G4 2377, AAY 2377.

How often is flight G42377 delayed?

On average, 75% of all G42377 flights are delayed. The average delay is 19 minutes.

Can I get compensation for my delayed or cancelled G42377 flight or baggage issues?

If your G42377 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.

See our G42377 Flight Tracker above for more details.

G42377 and Phoenix AZA to Chicago RFD Flights

Other flights departing from Phoenix AZA: G4663, G42298, G43232, G4567

Other flights arriving at Chicago RFD: G41313, G42498, UA3889, G41075

All flights connecting Phoenix AZA to Chicago RFD.

G42377 Allegiant Air Flight: Phoenix to Chicago Route Map

Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.