SriLankan Airlines
UL503 Flight Status
According to Trip.com real-time data, the UL503 flight operated by SriLankan Airlines on Oct 2, 2026 is scheduled to fly from Colombo (CMB) to London (LHR). The flight is expected to depart at 1:10 PM (local time in Colombo, UTC+5.5) and land at 8:00 PM (local time in London, UTC+1) .
Thu, Oct 1
Fri, Oct 2
Access more flight status info on the Trip.com app
Show more
Arrived
The flight has arrived 4m late
11h 20m
Check-in Counter
--
Boarding Gate
9
Arrival Gate
--
Baggage
2
Need a flight from Colombo to London?
SriLankan Airlines
Search flights
Access more flight status info on the Trip.com app
Show more
Scheduled
Your flight will depart on time.
11h 20m
Check-in Counter
--
Boarding Gate
--
Arrival Gate
--
Baggage
--
Show more
Need a flight from Colombo to London?
SriLankan Airlines
Search flights
Information provided by VariFlight
For real-time updates, please check airport displays or contact your airline.
UL503 Aircraft Details
According to Trip.com real-time data, the UL503 flight flying from Colombo to London on 10/2/2026 is operated by the aircraft model Airbus A330-300. This aircraft has been in service for 11y, 1m. The aircraft is equipped with 297 seats.
Airbus A330-300
Punctuality (Departure)
100
%
Punctuality (Arrival)
100
%
Late on average
5 minutes
Age
11y, 1m
Seats
297
Flight Distance
--
Economy
Business
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
--
Legroom
43 cm
Seat width
110°
Reclining Angle
2-4-2
Seat layout example
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
--
Legroom
53 cm
Seat width
180°
Reclining Angle
Fully reclinable
1-2-1
Seat layout example
See more amenities and seat info in the app
Show more
Flight History for UL503
Trip.com historical records show that the last UL503 flight departed on Thu, Oct 1 from CMB at approximately 1:12 PM. This flight is expected to arrrive in LHR at 8:04 PM.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Sat, Sep 26 | Colombo (CMB) | London (LHR) | 333 | 1:14 PM | 8:03 PM | Arrived |
| Sun, Sep 27 | Colombo (CMB) | London (LHR) | 333 | 1:23 PM | 8:20 PM | Arrived |
| Mon, Sep 28 | Colombo (CMB) | London (LHR) | 333 | 1:24 PM | 8:26 PM | Arrived |
| Tue, Sep 29 | Colombo (CMB) | London (LHR) | 333 | 1:20 PM | 8:17 PM | Arrived |
| Wed, Sep 30 | Colombo (CMB) | London (LHR) | 333 | 1:24 PM | 8:18 PM | Arrived |
| Thu, Oct 1 | Colombo (CMB) | London (LHR) | 333 | 1:12 PM | 8:04 PM | Arrived |
| Fri, Oct 2 | Colombo (CMB) | London (LHR) | 333 | 1:10 PM | 8:00 PM | Scheduled |
text.text............fake.row.text............text.........fake row
...text
Check upcoming flights with our app
Show more
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 100% (Late on average 10 minutes), and the on-time arrival rate is 100% (Late on average 5 minutes).
On-Time Departures
Punctuality
100
%
Late on average
10 minutes
Early
0
%
On time
100
%
30 mins late
0
%
60 mins late
0
%
90 mins late
0
%
Canceled
0
%
On-Time Arrivals
Punctuality
100
%
Late on average
5 minutes
Early
30
%
On time
70
%
30 mins late
0
%
60 mins late
0
%
90 mins late
0
%
Canceled
0
%
Need a flight from Colombo to London?
-
From Colombo
-
To London
-
Return flights
More Cheap Flights
More Cheap Flights
More Cheap Flights
Recommended hotels in London
Hotels near Heathrow Airport
Hotels near London
8.9
/10
390 Reviews
Hilton Garden Inn London Heathrow Terminal 2 and 3
Heathrow
|
0.02 km from the airport
US$332
US$327
8.8
/10
93 Reviews
Aerotel London Heathrow Airport, Terminal 2 & Terminal 3
Heathrow
|
0.37 km from the airport
US$198
8.8
/10
287 Reviews
Renaissance London Heathrow Hotel
Heathrow
|
1.31 km from the airport
US$118
8.6
/10
335 Reviews
Leonardo London Heathrow Airport
Heathrow
|
1.35 km from the airport
9% off
US$109
US$99
9.4
/10
81 Reviews
The Peninsula London
Hyde Park
|
1.96 km from downtown
US$1,551
9.6
/10
8 Reviews
The Chancery Rosewood
Mayfair
|
1.93 km from downtown
US$2,153
-
/10
Reviews
Luxury 4-Bed Duplex Penthouse
3.24 km from downtown
US$2,034
9.5
/10
99 Reviews
Claridge's, Maybourne Hotel Collection
Mayfair
|
1.61 km from downtown
US$1,458
Frequently Asked Questions
-
What is the current status of flight ul503?
Flight ul503 has not departed yet and is currently on schedule. Scheduled departure 1:10 PM, arrival 8:00 PM (updated Oct 2, 2026). -
Is flight ul503 on time today?
Flight ul503 has not departed yet and is currently on schedule. Scheduled departure is 1:10 PM, with arrival at 8:00 PM. 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 1:10 PM. The latest actual or estimated departure time is 1:10 PM, and the current status is Scheduled (updated Oct 2, 2026). -
When is flight ul503 scheduled to arrive?
Flight ul503 is scheduled to arrive at 8:00 PM. The latest estimated or actual arrival time is 8:00 PM. Status is Scheduled as of Oct 2, 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 Friday. -
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 2, 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 1:10 PM. -
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.
London Vacation Packages: Cheap Flights, Hotels & Tours
Hotels
Airport Transfers
Tours & Tickets
Car Rentals
Arrival Info: London Weather & Current Time
Intermittent clouds
|
12°C - 21°C
Weather forecast for your arrival day
-4.5 hour time difference
Time on arrival: Colombo 00:30
|
London 20:00
Worldwide Coverage
Flights to over 5,000 cities
One-stop Service Guarantee
Price guaranteed upon confirmed payment, booking guaranteed once tickets issued
Secure Payment
Convenient & reliable booking and payment system