Srilankan Airlines UL503 Flight Status
Based on Trip.com’s real-time data, the UL503 flight operated by Srilankan Airlines on Oct 22, 2026 is scheduled to fly from Colombo (CMB) to London (LHR). The flight is expected to depart at 13:10 (local time in Colombo, UTC+5.5) and land at 20:00 (local time in London, UTC+1) .
Wed, Oct 21
Thu, Oct 22
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En route
Your flight has departed Colombo and is expected to arrive in London at 20:04.
11h 20m
Check-in Counter
--
Boarding Gate
14
Arrival Gate
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Baggage
--
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Scheduled
Your flight will depart on time.
11h 20m
Check-in Counter
--
Boarding Gate
--
Arrival Gate
--
Baggage
--
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Need a flight from Colombo to London?
Srilankan Airlines From €348
Search flights Information provided by VariFlight For the latest updates, please refer to airport announcements or consult your airline. You can also explore more flights from Colombo to London or track other flights with our flight status tracker.
UL503 Aircraft Details
According to Trip.com real-time data, the UL503 flight flying from Colombo to London on 10/22/2026 is operated by the aircraft model Airbus A330-300. This aircraft has been in service for 11y. The aircraft is equipped with 297 seats.
Airbus A330-300
Punctuality (Departure)
90
%
Punctuality (Arrival)
90
%
Late on average
13 minutes
Age
11y
Seats
297
Distance
--
Economy
Business
Onboard Amenities
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seating Plan
--
Legroom
43 cm
Seat width
110°
Reclining Angle
2-4-2
Seat layout example
Onboard Amenities
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seating Plan
--
Legroom
53 cm
Seat width
180°
Reclining Angle
Fully reclinable
1-2-1
Seat layout example
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Flight History for UL503
Trip.com historical records show that the last UL503 flight departed on Wed, Oct 21 from CMB at approximately 13:14. This flight is expected to arrrive in LHR at 20:04.
| Date | Airport | Aircraft Type | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Fri, Oct 16 | Colombo (CMB) | London (LHR) | 333 | 13:11 | 19:50 | Arrived |
| Sat, Oct 17 | Colombo (CMB) | London (LHR) | 333 | 13:45 | 20:25 | Arrived |
| Sun, Oct 18 | Colombo (CMB) | London (LHR) | 333 | 13:15 | 19:48 | Arrived |
| Mon, Oct 19 | Colombo (CMB) | London (LHR) | 333 | 13:10 | 19:52 | Arrived |
| Tue, Oct 20 | Colombo (CMB) | London (LHR) | 333 | 13:30 | 20:11 | Arrived |
| Wed, Oct 21 | Colombo (CMB) | London (LHR) | 333 | 13:14 | 20:04 | En route |
| Thu, Oct 22 | Colombo (CMB) | London (LHR) | 333 | 13:10 | 20:00 | Scheduled |
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UL503 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of UL503 is 90% (Late on average 14 minutes), and the on-time arrival rate is 90% (Late on average 13 minutes).
On-Time Departures
Punctuality
90
%
Late on average
14 minutes
Early
3
%
On time
87
%
30 mins late
3
%
60 mins late
3
%
90 mins late
3
%
Cancelled
0
%
On-Time Arrivals
Punctuality
90
%
Late on average
13 minutes
Early
17
%
On time
73
%
30 mins late
3
%
60 mins late
3
%
90 mins late
3
%
Cancelled
0
%
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Frequently Asked Questions
What is the current status of flight ul503?
Flight ul503 has not departed yet and is currently on schedule. Scheduled departure 13:10, arrival 20:00 (updated Oct 22, 2026).Is flight ul503 on time today?
Flight ul503 has not departed yet and is currently on schedule. Scheduled departure is 13:10, with arrival at 20:00. Recheck gate and timing before you head to the airport.Has flight ul503 departed yet? What is the departure time?
Flight ul503 is scheduled to depart at 13:10. The latest actual or estimated departure time is 13:10, and the current status is Scheduled (updated Oct 22, 2026).When is flight ul503 scheduled to arrive?
Flight ul503 is scheduled to arrive at 20:00. The latest estimated or actual arrival time is 20:00. Status is Scheduled as of Oct 22, 2026.What route does flight ul503 fly?
Flight ul503 is operated by Srilankan Airlines from Colombo (CMB) to London (LHR). Typical flight time is about 11 hours20 minutes; operating days may include Thursday.How can I check real-time status for flight ul503?
Track flight ul503 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 ul503 is delayed or canceled, what should I do?
If ul503 is delayed or canceled, first confirm the latest status here (Scheduled, updated Oct 22, 2026). Contact Srilankan Airlines or your booking channel for rebooking or refund options, and check Trip.com Manage Booking if you booked on Trip.com.Has flight ul503 departed from Colombo?
Flight ul503 has not departed from Colombo (CMB) yet and is currently on schedule for 13:10.What is the seat configuration for flight ul503?
Flight ul503 usually flies a Airbus A330-300 with seat layout 2-4-2. Layouts can differ by aircraft subtype and cabin product—confirm your seat map in Manage Booking after you purchase.
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Destination Info: London Weather & Time
Intermittent clouds
|
11°C - 15°C
Expected weather conditions upon arrival
-4.5 hour time difference
Time on arrival: Colombo 00:30
|
London 20:00
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