Question 1

Where does G4 521 land?

Accepted Answer

G4 521 operated by Allegiant Air arrives at Harry Reid International Airport (LAS) in Las Vegas. The scheduled arrival time is 14:00, Terminal 3.

Question 2

Is G4 521 usually on time?

Accepted Answer

On-time performance for G4 521 varies with season, weather, and air traffic. TrackMyWings will track live and historical on-time rates for this flight at launch — allow buffer time for tight connections until you can check recent data.

Question 3

Which terminal does G4 521 depart from?

Accepted Answer

G4 521 departs from Sioux Falls Regional Airport (FSD), Terminal 1. The scheduled departure time is 08:00. Always confirm terminal information with Allegiant Air closer to your travel date as it can change.

Question 4

What aircraft does G4 521 use?

Accepted Answer

G4 521 is operated on a Airbus A320neo with 180 seats across 2 cabin classes. Aircraft assignments can change — check with Allegiant Air for the latest configuration.

Question 5

How long is the G4 521 flight?

Accepted Answer

The scheduled flight duration for G4 521 from Sioux Falls (FSD) to Las Vegas (LAS) is 2h 13m. Actual flight time may vary depending on air traffic, weather, and routing.

G4 521

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