Republic Airlines YX4521 Flight Status : Live Tracking & Updates

Domestic flight Republic Airlines YX4521 takes off from New York (LGA) United States to Saint Louis (STL) United States. It's operated by Republic Airlines. The plane leaves LaGuardia Airport at 15:42 07 May 2026 America/New_York. The flight is expected to land at Lambert-St. Louis International Airport at 19:19 07 May 2026 America/Chicago. The flight will last about 2 hours 37 minutes.

Current status of YX4521 is Departed On time Estimated Arrival in 1 hour, 30 minutes

YX4521 - RPA4521 Republic Airlines (YX)
LGA New York United States
Flight LGA to STL
STL Saint Louis United States
Departed On time Estimated Arrival in 1 hour, 30 minutes
Departure LaGuardia Airport
IATA: LGAICAO: KLGA
Scheduled 15:42 07 May 2026
Actual 15:35 07 May 2026
1 C6
Arrival Lambert-St. Louis International Airport
IATA: STLICAO: KSTL
Scheduled 19:19 07 May 2026
Estimated 18:42 07 May 2026
B 40
YX4521 Detail
  • Type: Domestic Flight
  • Flight Duration: 2 hours 37 minutes
  • Flight Distance: 1430 kms / 889 miles
Airline
  • Republic Airlines
  • IATA: YX
  • ICAO: RPA
  • Operating Days: Sunday
Passenger Services
  • Service type: N/A
  • Seats: N/A
  • Freight capacity: N/A
  • Passenger classes: N/A
More Detail
  • Aircraft: Embraer 175
  • Callsign: RPA4521
  • Departure Timezone: America/New_York
  • Arrival Timezone: America/Chicago
  • Current Time in New York: Thursday 2026-05-07 18:12 PM
  • Current Time in Saint Louis: Thursday 2026-05-07 17:12 PM

Flight routes similar to Republic Airlines YX4521

Airline Flight no Departure Arrival
WestJet WS7636
WestJet 		07/05/2026
18:45 		2 hours 54 minutes
20:39
Delta DL4926
Delta 		07/05/2026
18:45 		2 hours 54 minutes
20:39
American Airlines AA4353
American Airlines 		07/05/2026
17:52 		3 hours 7 minutes
19:59
WestJet WS7419
WestJet 		07/05/2026
13:55 		2 hours 45 minutes
15:40
Delta DL4939
Delta 		07/05/2026
06:30 		2 hours 4 minutes
08:13
Endeavor Air 9E4935
Endeavor Air 		07/05/2026
13:55 		2 hours 45 minutes
15:40
Endeavor Air 9E4926
Endeavor Air 		07/05/2026
18:45 		2 hours 54 minutes
20:39
Republic Airlines YX4658
Republic Airlines 		07/05/2026
09:09 		0 minutes
11:09

Republic Airlines Flight YX4521 FAQs

What is the scheduled flight duration for Republic Airlines YX4521 flight?

On average, nonstop flight takes 2 hour(s) 37 minutes, with the flight distance of 1430 km (889 miles).

What is the current status of Republic Airlines YX4521 flight?

The current status of flight Republic Airlines YX4521 is Departed On time.

What type of aircraft is used for the Republic Airlines YX4521 flight?

All Republic Airlines YX4521 flights are operated using Embraer 175 aircraft.

When does the flight Republic Airlines YX4521 arrive?

Flight Republic Airlines YX4521 arrives at 19:19.

Which terminal the flight Republic Airlines YX4521 is arriving at?

Flight Republic Airlines YX4521 arrives in Lambert-St. Louis International Airport at Terminal B.

How many Republic Airlines YX4521 flights are operated a week?

1 flights per week. The Flight Republic Airlines YX4521 is operated on Sunday.