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G4521 Flight Status Allegiant Air: Knoxville to Fort Lauderdale (AAY521)

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G4 521 Knoxville to Fort Lauderdale Flight Status

Allegiant Air Flight G4521 from Knoxville McGhee Tyson Airport TYS to Fort Lauderdale Hollywood International Airport FLL is not scheduled for today July 18th, 2026.
The last time the flight was scheduled was on November 28th, 2025.
Check the table below for G4521's most recent flight history:

G4 521 Flight Status & Schedule

Date Departure Arrival Status
Nov 28 18:31 20:23
Landed Late
 Track >
Nov 23 21:40 23:18
Landed
 Track >
Aug 31 22:35 00:08
Landed Late
 Track >
Aug 24 21:51 23:35
Landed Late
 Track >
Aug 06 17:06 18:49
Landed Late
 Track >
< All TYS Departures All FLL Arrivals >

Allegiant Air G4 521 Knoxville to Fort Lauderdale Flight Information

Allegiant Air Flight G4521 connects Knoxville, United States to Fort Lauderdale, United States, taking off from Knoxville McGhee Tyson Airport TYS and landing at Fort Lauderdale Hollywood International Airport FLL.

How long is the G4521 flight from Knoxville to Fort Lauderdale?

The average flight time from Knoxville to Fort Lauderdale is 1 hour and 42 minutes. The flight distance is 1143 km / 710 miles and the average flight speed is 675 km/h / 419 mph.

What is the On-Time Performance (OTP) of Allegiant Air Flight G4521 Knoxville to Fort Lauderdale?

The Airportia On-Time Performance Rating for Allegiant Air Flight G4521 is 4.6/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight G4521 arriving at?

Flight G4521 arrives at Fort Lauderdale Hollywood International Airport (FLL) Terminal 1.

When was the latest G4521 flight?

The latest flight took off on Saturday, November 29th, 2025 with the flight status being Landed on 20:23.

How else can the flight G4521 be referenced as?

This Allegiant Air flight can also be referenced as AAY521, G40521, G4 521, AAY 521.

How often is flight G4521 delayed?

On average, 80% of all G4521 flights are delayed. The average delay is 33 minutes.

Can I get compensation for my delayed or cancelled G4521 flight or baggage issues?

If your G4521 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 G4521 Flight Tracker above for more details.

G4521 and Knoxville TYS to Fort Lauderdale FLL Flights

Other flights departing from Knoxville TYS: UA4420, G43052, AA5861, AA6018

Other flights arriving at Fort Lauderdale FLL: B6600, NK1333, NK344, NK2254

All flights connecting Knoxville TYS to Fort Lauderdale FLL.

G4521 Allegiant Air Flight: Knoxville to Fort Lauderdale Route Map

G4521 Allegiant Air Flight Map: Knoxville to Fort Lauderdale
Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
New Flights: IX369 ZH8898 IU2729 VA465 5Z9521 G73382 9K921 G45085 IW1910 AC1118
See Also: Flight Tracker Airports Airlines News Flights Monitor Delay Compensation
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.