United Airlines UA3503 Flight status
According to Trip.com real-time data, the UA3503 flight operated by United Airlines on Oct 23, 2026 is scheduled to fly from Washington D.C. (IAD) to Boston (BOS). The flight is expected to depart at 15:09 and arrive at 16:59 .
Thu, Oct 22
Fri, Oct 23
Sat, Oct 24
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Scheduled
Your flight will depart on time.
1h 50m
Check-in Counter
AREA 4
Boarding Gate
C24
Arrival Gate
B28
Baggage
6
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Scheduled
Your flight will depart on time.
1h 50m
Check-in Counter
AREA 4
Boarding Gate
--
Arrival Gate
--
Baggage
--
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Need a flight from Washington D.C. to Boston?
United Airlines From €87
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Scheduled
Your flight will depart on time.
2h 29m
Check-in Counter
--
Boarding Gate
--
Arrival Gate
--
Baggage
--
Need a flight from Washington D.C. to Boston?
United Airlines
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 Washington D.C. to Boston or track other flights with our flight status tracker.
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UA3503
Track the Previous Flight Status: Scheduled
UA3671
|
Toronto (YTO)
Washington D.C. (WAS)
Washington D.C. (WAS)
Scheduled: 14:22
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UA3503 Aircraft Details
According to Trip.com real-time data, the UA3503 flight from Washington D.C. to Boston on 10/23/2026 is operated using the aircraft model Embraer 175. This aircraft has been in service for 2y, 11m. The aircraft has 76 seats.
Embraer 175
Punctuality (Departure)
35
%
Punctuality (Arrival)
60
%
Late on average
16 minutes
Age
2y, 11m
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
More legroom than on 72% of flights
46 cm
Seat width better than on 96% 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
None
In-flight entertainment is unavailable
Unknown
No power outlets are available
Seat Information
86 cm
Legroom
46 cm
Seat width better than on 96% 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 Thu, Oct 22 from IAD at approximately 15:09. This flight is expected to arrrive in BOS at 16:22.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Sun, Oct 18 | Washington D.C. (IAD) | Boston (BOS) | E75L | 15:27 | 17:02 | Arrived |
| Mon, Oct 19 | Washington D.C. (IAD) | Boston (BOS) | E75L | 15:41 | 16:53 | Arrived |
| Tue, Oct 20 | Washington D.C. (IAD) | Boston (BOS) | E75L | 15:25 | 16:35 | Arrived |
| Wed, Oct 21 | Washington D.C. (IAD) | Boston (BOS) | E75L | 15:37 | 16:58 | Arrived |
| Thu, Oct 22 | Washington D.C. (IAD) | Boston (BOS) | E75L | 15:09 | 16:22 | Scheduled |
| Fri, Oct 23 | Washington D.C. (IAD) | Boston (BOS) | E75L | 15:09 | 16:59 | Scheduled |
| Sat, Oct 24 | Jacksonville (JAX) | New York (EWR) | E75L | 09:40 | 12:09 | Scheduled |
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UA3503 On-Time Performance
Based on the average performance of this flight over the last 30 trips, the on-time departure rate of UA3503 is 35% (Late on average 50 minutes), and the on-time arrival rate is 60% (Late on average 16 minutes).
On-Time Departures
Punctuality
35
%
Late on average
50 minutes
Early
0
%
On time
35
%
30 mins late
25
%
60 mins late
20
%
90 mins late
20
%
Cancelled
13
%
On-Time Arrivals
Punctuality
60
%
Late on average
16 minutes
Early
40
%
On time
20
%
30 mins late
25
%
60 mins late
15
%
90 mins late
0
%
Cancelled
13
%
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Flight FAQs
What is the current status of flight ua3503?
Flight ua3503 has not departed yet and is currently on schedule. Scheduled departure 15:09, arrival 16:59 (updated Oct 23, 2026).Is flight ua3503 on time today?
Flight ua3503 has not departed yet and is currently on schedule. Scheduled departure is 15:09, with arrival at 16:59. Recheck gate and timing before you head to the airport.Has flight ua3503 departed yet? What is the departure time?
Flight ua3503 is scheduled to depart at 15:09. The latest actual or estimated departure time is 15:09, and the current status is Scheduled (updated Oct 23, 2026).When is flight ua3503 scheduled to arrive?
Flight ua3503 is scheduled to arrive at 16:59. The latest estimated or actual arrival time is 16:59. Status is Scheduled as of Oct 23, 2026.What route does flight ua3503 fly?
Flight ua3503 is operated by United Airlines from Washington D.C. (IAD) to Boston (BOS). Typical flight time is about 1 hour 50 minutes; operating days may include Friday.How can I check real-time status for flight ua3503?
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 flight ua3503 is delayed or canceled, what should I do?
If ua3503 is delayed or canceled, first confirm the latest status here (Scheduled, updated Oct 23, 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.Has flight ua3503 departed from Washington D.C.?
Flight ua3503 has not departed from Washington D.C. (IAD) yet and is currently on schedule for 15:09.What is the seat configuration for flight ua3503?
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: Boston Weather & Current Time
Partly clear
|
4°C - 17°C
Weather forecast for your arrival day
0 hour time difference
Time on arrival: Washington D.C. 16:59
|
Boston 16:59
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