flight-status
United Airlines United Airlines

UA3503 Flight Status

According to Trip.com real-time data, the UA3503 flight operated by United Airlines on Sep 21, 2026 is scheduled to fly from Washington D.C. (IAD) to Burlington (BTV). The flight is expected to depart at 17:15 and land at 18:24 .
Sun, Sep 20
Mon, Sep 21
Tue, Sep 22
MLI-CHI

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Arrived
The flight has arrived 28m early
Moline(MLI)
08:20
Scheduled: 08:10, Sep 20
Quad Cities International Airport
173106C5-5199-4134-A176-6296CB3DA377 1h 17m
Chicago(ORD)
08:59
Scheduled: 09:27, Sep 20
O'Hare International Airport T2
Check-in Counter
--
Boarding Gate
B15
Arrival Gate
C4
Baggage
2
WAS-BTV

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Scheduled
Your flight will depart on time.
Washington D.C.(IAD)
17:15
Scheduled: 17:15, Sep 21
Dulles International Airport
173106C5-5199-4134-A176-6296CB3DA377 1h 38m
Burlington(BTV)
18:24
Scheduled: 18:53, Sep 21
Burlington International Airport
Check-in Counter
AREA 4
Boarding Gate
A6E
Arrival Gate
8
Baggage
--
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WAS-BTV

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Scheduled
Your flight will depart on time.
Washington D.C.(IAD)
17:15
Scheduled: 17:15, Sep 22
Dulles International Airport
173106C5-5199-4134-A176-6296CB3DA377 1h 38m
Burlington(BTV)
18:53
Scheduled: 18:53, Sep 22
Burlington International Airport
Check-in Counter
AREA 4
Boarding Gate
--
Arrival Gate
--
Baggage
--
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Information provided by VariFlight For real-time updates, please check airport displays or contact your airline.
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UA3503

Track the Previous Flight Status: Scheduled

UA3530
|
Indianapolis (IND) Washington D.C. (WAS)
Scheduled: 16:31
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UA3503 Aircraft Details

According to Trip.com real-time data, the UA3503 flight flying from Washington D.C. to Burlington on 9/21/2026 is operated by the aircraft model Embraer 175. This aircraft has been in service for 5y. The aircraft is equipped with 76 seats.
flight status
Embraer 175
Punctuality (Departure)
100%
Punctuality (Arrival)
100%
Early on average
9 minutes
Age
5y
Seats
76
Flight Distance
--
Economy
First
Premium Economy
In-Flight Services
Snacks
Inflight entertainment is available
Unknown
No power outlets are available
Seat Information
79 cm
Legroom
46 cm
Seat width better than on 40% of flights
100°
Reclining Angle
2-2
Seat layout example
In-Flight Services
Snacks
Inflight entertainment is available
Unknown
Power outlet
Seat Information
94 cm
Legroom
51 cm
Seat width
120°
Reclining Angle
1-2
Seat layout example
In-Flight Services
Snacks
In-flight entertainment is unavailable
Unknown
No power outlets are available
Seat Information
86 cm
Legroom
46 cm
Seat width better than on 40% of flights
105°
Reclining Angle
--
Seat layout example
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Flight History for UA3503

Trip.com historical records show that the last UA3503 flight departed on Sun, Sep 20 from IAD at approximately 08:20. This flight is expected to arrrive in ORD at 08:59.
DateAirportAircraft ModelDepartureArrivalStatus
DepartureArrival
Wed, Sep 16Washington D.C. (IAD)Burlington (BTV)E75L17:3218:41Arrived
Thu, Sep 17Washington D.C. (IAD)Burlington (BTV)E75L17:3318:48Arrived
Fri, Sep 18Washington D.C. (IAD)Burlington (BTV)E75L17:2518:46Arrived
Sat, Sep 19Moline (MLI)Chicago (ORD)E75L13:1013:40Arrived
Sun, Sep 20Moline (MLI)Chicago (ORD)E75L08:2008:59Arrived
Mon, Sep 21Washington D.C. (IAD)Burlington (BTV)E75L17:1518:24Scheduled
Tue, Sep 22Washington D.C. (IAD)Burlington (BTV)E75L17:1518:53Scheduled
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UA3503 On-Time Performance

Based on the average performance of this flight over the past 30 trips, the on-time departure rate of UA3503 is 100% (Late on average 15 minutes), and the on-time arrival rate is 100% (Early on average 9 minutes).

On-Time Departures
Punctuality
100%
Late on average 15 minutes
Early
0%
On time
100%
30 mins late
0%
60 mins late
0%
90 mins late
0%
Canceled
10%
On-Time Arrivals
Punctuality
100%
Early on average 9 minutes
Early
78%
On time
22%
30 mins late
0%
60 mins late
0%
90 mins late
0%
Canceled
10%

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Frequently Asked Questions

  • What is the current status of flight ua3503?

    Flight ua3503 has not departed yet and is currently on schedule. Scheduled departure 17:15, arrival 18:53 (updated Sep 21, 2026).
  • Flight ua3503 has not departed yet and is currently on schedule. Scheduled departure is 17:15, with arrival at 18:53. Recheck gate and timing before you head to the airport.
  • Flight ua3503 is scheduled to depart at 17:15. The latest actual or estimated departure time is 17:15, and the current status is Scheduled (updated Sep 21, 2026).
  • Flight ua3503 is scheduled to arrive at 18:53. The latest estimated or actual arrival time is 18:24. Status is Scheduled as of Sep 21, 2026.
  • Flight ua3503 is operated by United Airlines from Washington D.C. (IAD) to Burlington (BTV). Typical flight time is about 1 hour38 minutes; operating days may include Monday.
  • Track flight ua3503 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 ua3503 is delayed or canceled, first confirm the latest status here (Scheduled, updated Sep 21, 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 ua3503 has not departed from Washington D.C. (IAD) yet and is currently on schedule for 17:15.
  • Flight ua3503 usually flies a Embraer 175 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: Burlington Weather & Current Time

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Mostly cloudy
|
9°C - 14°C
Weather forecast for your arrival day
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0 hour time difference
Time on arrival: Washington D.C. 18:53| Burlington 18:53

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