Republic Airlines YX4639 Flight Status Today

Domestic flight Republic Airlines YX4639 takes off from New York (LGA) United States to Buffalo (BUF) United States. It's operated by Republic Airlines. The plane leaves LaGuardia Airport at 21:05 21 January 2026 America/New_York. The flight is expected to land at Buffalo Niagara International Airport at 23:52 21 January 2026 America/New_York. The flight will last about 1 hours 47 minutes.

Current status of YX4639 is Scheduled On time Estimated Depart in 15 hours, 8 minutes

YX4639 - RPA4639 Republic Airlines (YX)
LGA New York United States
Flight LGA to BUF
BUF Buffalo United States
Scheduled On time Estimated Depart in 15 hours, 8 minutes
Departure LaGuardia Airport
IATA: LGAICAO: KLGA
Scheduled 21:05 21 January 2026
Estimated 21:05 21 January 2026
3 L6B
Arrival Buffalo Niagara International Airport
IATA: BUFICAO: KBUF
Scheduled 23:52 21 January 2026
Estimated 23:52 21 January 2026
None A11
YX4639 Detail
  • Type: Domestic Flight
  • Code Shares: AS 4511, BA 5300, JL 7420, QR 2799
  • Flight Duration: 1 hours 47 minutes
  • Flight Distance: 469 kms / 292 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: RPA4639
  • Departure Timezone: America/New_York
  • Arrival Timezone: America/New_York
  • Current Time in New York: Wednesday 2026-01-21 05:57 AM
  • Current Time in Buffalo: Wednesday 2026-01-21 05:57 AM

Flight routes similar to Republic Airlines YX4639

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American Airlines AA4496
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15:17
American Airlines AA4736
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22:40
Endeavor Air 9E5380
Endeavor Air 		21/01/2026
15:29 		1 hours 35 minutes
17:04
Republic Airlines YX5856
Republic Airlines 		21/01/2026
08:24 		1 hours 30 minutes
09:54
Endeavor Air 9E5362
Endeavor Air 		21/01/2026
12:40 		1 hours 30 minutes
14:10
Delta DL5597
Delta 		21/01/2026
18:15 		1 hours 16 minutes
19:52

Republic Airlines Flight YX4639 FAQs

What is the scheduled flight duration for Republic Airlines YX4639 flight?

On average, nonstop flight takes 1 hour(s) 47 minutes, with the flight distance of 469 km (292 miles).

What is the current status of Republic Airlines YX4639 flight?

The current status of flight Republic Airlines YX4639 is Scheduled On time.

What type of aircraft is used for the Republic Airlines YX4639 flight?

All Republic Airlines YX4639 flights are operated using Embraer 175 aircraft.

How many Republic Airlines YX4639 flights are operated a week?

1 flights per week. The Flight Republic Airlines YX4639 is operated on Sunday.