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United Airlines United Airlines

UA4518 Flight Status

According to Trip.com real-time data, the UA4518 flight operated by United Airlines on Nov 2, 2026 is scheduled to fly from Chicago (ORD) to St. Louis (STL). The flight is expected to depart at 4:35 PM and land at 5:23 PM .
Sun, Nov 1
Mon, Nov 2
Tue, Nov 3
CHI-STL

Access more flight status info on the Trip.com app

Arrived
The flight has arrived 11m early
Chicago(ORD)
5:10 PM
Scheduled: 4:35 PM, Nov 1
O'Hare Intl. Airport T2
173106C5-5199-4134-A176-6296CB3DA377 1h 34m
St. Louis(STL)
5:58 PM
Scheduled: 6:09 PM, Nov 1
St. Louis Lambert International Airport T1
Check-in Counter
--
Boarding Gate
E9
Arrival Gate
A21
Baggage
6
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CHI-STL

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Scheduled
Your flight will depart on time.
Chicago(ORD)
4:35 PM
Scheduled: 4:35 PM, Nov 2
O'Hare Intl. Airport T2
173106C5-5199-4134-A176-6296CB3DA377 1h 34m
St. Louis(STL)
5:23 PM
Scheduled: 6:09 PM, Nov 2
St. Louis Lambert International Airport T1
Check-in Counter
--
Boarding Gate
F1
Arrival Gate
A18
Baggage
6
Show more
Need a flight from Chicago to St. Louis?
United Airlines From €86
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CHI-STL

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Scheduled
Your flight will depart on time.
Chicago(ORD)
4:35 PM
Scheduled: 4:35 PM, Nov 3
O'Hare Intl. Airport T2
173106C5-5199-4134-A176-6296CB3DA377 1h 34m
St. Louis(STL)
6:09 PM
Scheduled: 6:09 PM, Nov 3
St. Louis Lambert International Airport T1
Check-in Counter
--
Boarding Gate
--
Arrival Gate
--
Baggage
--
Show more
Need a flight from Chicago to St. Louis?
United Airlines From €86
Search flights
Information provided by VariFlight For real-time updates, please check airport displays or contact your airline. You can also explore more flights from Chicago to St. Louis or track other flights with our flight status tracker.

Track the Previous Flight Status: Scheduled

UA4171
|
Birmingham (BHM) Wilkes Barre (AVP)
Scheduled: 8:57 PM
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UA4518 Aircraft Details

According to Trip.com real-time data, the UA4518 flight flying from Chicago to St. Louis on 11/2/2026 is operated by the aircraft model Bombardier CRJ-550. This aircraft has been in service for 20y, 10m. The aircraft is equipped with 50 seats.
flight status
Bombardier CRJ-550
Punctuality (Departure)
73 %
Punctuality (Arrival)
83 %
Early on average
5 minutes
Age
20y, 10m
Seats
50
Flight Distance
--

Flight History for UA4518

Trip.com historical records show that the last UA4518 flight departed on Sun, Nov 1 from ORD at approximately 5:10 PM. This flight is expected to arrrive in STL at 5:58 PM.
Date Airport Aircraft Model Departure Arrival Status
Departure Arrival
Wed, Oct 28 Chicago (ORD) St. Louis (STL) CRJ7 4:51 PM 5:41 PM Arrived
Thu, Oct 29 Chicago (ORD) St. Louis (STL) CRJ7 5:11 PM 5:57 PM Arrived
Fri, Oct 30 Chicago (ORD) St. Louis (STL) CRJ7 5:01 PM 5:48 PM Arrived
Sat, Oct 31 Chicago (ORD) St. Louis (STL) CRJ7 4:49 PM 5:37 PM Arrived
Sun, Nov 1 Chicago (ORD) St. Louis (STL) CRJ7 5:10 PM 5:58 PM Arrived
Mon, Nov 2 Chicago (ORD) St. Louis (STL) CRJ7 4:35 PM 5:23 PM Scheduled
Tue, Nov 3 Chicago (ORD) St. Louis (STL) CRJ7 4:35 PM 6:09 PM Scheduled

UA4518 On-Time Performance

Based on the average performance of this flight over the past 30 trips, the on-time departure rate of UA4518 is 73% (Late on average 39 minutes), and the on-time arrival rate is 83% (Early on average 5 minutes).

On-Time Departures
Punctuality
73 %
Late on average 39 minutes
Early
0 %
On time
73 %
30 mins late
3 %
60 mins late
10 %
90 mins late
13 %
Canceled
0 %
On-Time Arrivals
Punctuality
83 %
Early on average 5 minutes
Early
77 %
On time
7 %
30 mins late
3 %
60 mins late
7 %
90 mins late
7 %
Canceled
0 %

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Frequently Asked Questions

  • What is the current status of flight ua4518?

    Flight ua4518 has not departed yet and is currently on schedule. Scheduled departure 4:35 PM, arrival 6:09 PM (updated Nov 2, 2026).
  • Flight ua4518 has not departed yet and is currently on schedule. Scheduled departure is 4:35 PM, with arrival at 6:09 PM. Recheck gate and timing before you head to the airport.
  • Flight ua4518 is scheduled to depart at 4:35 PM. The latest actual or estimated departure time is 4:35 PM, and the current status is Scheduled (updated Nov 2, 2026).
  • Flight ua4518 is scheduled to arrive at 6:09 PM. The latest estimated or actual arrival time is 5:23 PM. Status is Scheduled as of Nov 2, 2026.
  • For flight ua4518, the departure terminal is T2 and the boarding gate is F1. Gate assignments can change at short notice—confirm on airport screens before heading to security.
  • After arrival, baggage for flight ua4518 is expected at carousel 6 in terminal T1. Carousel numbers are assigned close to landing and may change—follow airport signs on arrival.
  • Flight ua4518 is operated by United Airlines from Chicago (ORD) to St. Louis (STL). Typical flight time is about 1 hour34 minutes; operating days may include Monday.
  • Track flight ua4518 on this Trip.com status page for live departure, arrival, gate and baggage updates. For push alerts on the go, open the same flight in the Trip.com App and turn on flight notifications.
  • If ua4518 is delayed or canceled, first confirm the latest status here (Scheduled, updated Nov 2, 2026). Contact United Airlines or your booking channel for rebooking or refund options, and check Trip.com Manage Booking if you booked on Trip.com.
  • Flight ua4518 has not departed from Chicago (ORD) yet and is currently on schedule for 4:35 PM.
  • Flight ua4518 usually flies a Bombardier CRJ-550 with seat layout 2-2. Layouts can differ by aircraft subtype and cabin product—confirm your seat map in Manage Booking after you purchase.

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Arrival Info: St. Louis Weather & Current Time

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Showers
|
13°C - 18°C
Weather forecast for your arrival day
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0 hour time difference
Time on arrival: Chicago 17:23 | St. Louis 17:23

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