Republic Airlines YX4551 flight status now

Current status of YX4551 is Arrived On time

YX4551 - RPA4551 Republic Airlines (YX)
STL Saint Louis United States
Flight STL to ORD
ORD Chicago United States
Arrived On time
Departure Lambert-St. Louis International Airport
IATA: STLICAO: KSTL
Scheduled 06:00 17 November 2025
Actual 05:55 17 November 2025
1 C12
Arrival O'Hare International Airport
IATA: ORDICAO: KORD
Scheduled 07:30 17 November 2025
Actual 07:09 17 November 2025
3 L10B
YX4551 Detail
  • Type: Domestic Flight
  • Code Shares: AS 4500, BA 5693
  • Flight Duration: 1 hours 14 minutes
  • Flight Distance: 415 kms / 258 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: N/A
  • Departure Timezone: America/Chicago
  • Arrival Timezone: America/Chicago
  • Current Time in Saint Louis: Monday 2025-11-17 10:56 AM
  • Current Time in Chicago: Monday 2025-11-17 10:56 AM

Domestic flight Republic Airlines YX4551 takes off from Saint Louis (STL) United States to Chicago (ORD) United States. It's operated by Republic Airlines. The plane leaves Lambert-St. Louis International Airport at 06:00 17 November 2025 America/Chicago. The flight is expected to land at O'Hare International Airport at 07:30 17 November 2025 America/Chicago. The flight will last about 1 hours 14 minutes.

Similar flight route from Saint Louis (STL) to Chicago (ORD)

Airline Flight no Departure Arrival
ANA NH7451
ANA 		17/11/2025
11:05 		1 hours 29 minutes
12:34
Alaska Airlines AS4500
Alaska Airlines 		17/11/2025
06:00 		1 hours 14 minutes
07:30
United Airlines UA4423
United Airlines 		17/11/2025
06:30 		1 hours 21 minutes
07:59
GoJet Airlines G74423
GoJet Airlines 		17/11/2025
06:30 		1 hours 21 minutes
07:59
Iberia IB4670
Iberia 		17/11/2025
15:23 		1 hours 25 minutes
16:48
Air New Zealand NZ2894
Air New Zealand 		17/11/2025
06:30 		1 hours 21 minutes
07:59
ANA NH7591
ANA 		17/11/2025
06:30 		1 hours 21 minutes
07:59
British Airways BA5693
British Airways 		17/11/2025
06:00 		1 hours 14 minutes
07:30

Frequently asked questions, answered

How long is the flight from Saint Louis to Chicago?

On average, nonstop flight takes 1 hour(s) 14 minutes, with the flight distance of 415 km (258 miles).

What type of aircraft is used for the Republic Airlines YX4551 flight?

All Republic Airlines YX4551 flights are operated using Embraer 175 aircraft.

Which terminal the flight Republic Airlines YX4551 is arriving at?

Flight Republic Airlines YX4551 arrives in O'Hare International Airport at Terminal 3.

How many Republic Airlines YX4551 flights are operated a week?

1 flights per week. The Flight Republic Airlines YX4551 is operated on Sunday.