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SriLankan Airlines

ALK503 / UL503

ICAO: ALK503 IATA: UL503

Flight schedule

Select flight date
Departure
Arrive
Aircraft
Effective
Avalibility
SriLankan Airlines
ALK503
Duration
11h 20m
Distance
5445 mi, 8761 km
Coreshare
AC 6887
Same day flight
Yes
Terminal
Arrival: T3
Meals
Hot meal& Lunch
Onboard services
Telephone, Audio programming, Duty free sales, In-seat video player/library, Wi-Fi, Lie flat seat - business class
Seats
297
Business
28
Economy
269
SriLankan Airlines
ALK503
Duration
11h 50m
Distance
5445 mi, 8761 km
Coreshare
AC 6887
Same day flight
Yes
Terminal
Arrival: T3
Meals
Hot meal& Lunch
Onboard services
Telephone, Audio programming, Duty free sales, In-seat video player/library, Wi-Fi, Lie flat seat - business class
Seats
297
Business
28
Economy
269
SriLankan Airlines
ALK503
Duration
11h 20m
Distance
5445 mi, 8761 km
Coreshare
AC 6887
Same day flight
Yes
Terminal
Arrival: T3
Meals
Hot meal& Lunch
Onboard services
Telephone, Audio programming, Duty free sales, In-seat video player/library, Wi-Fi, Lie flat seat - business class
Seats
297
Business
28
Economy
269
According to schedule
Live tracker
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CMB
Colombo, LK
left TERMINAL N/A
Colombo - CMB
SATURDAY 09-MAY-2026
13:10 GMT+0530
LHR
London, GB
arrives TERMINAL 3
London - LHR
SATURDAY 09-MAY-2026
20:00 GMT+0100
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General route info

Frequency:

Daily

Sun Mon Tue Wed Thu Fri Sat

Direct distance

5416 miles, 8716 km

Actual distance

5445 miles, 8761 km

0.54%
Flight time

11h 20m

Flights / Week

7 flights

Seats / Week

297 seats/flight

2079 seats/week

Upcoming scheduled flights in the coming 30 days

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  • Date
    Time
    From
    To
    Aircraft
    Status
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    09 May 2026
    13:10
    Colombo(CMB)
    London(LHR)
    Airbus A330-300
    UL503
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    10 May 2026
    13:10
    Colombo(CMB)
    London(LHR)
    Airbus A330-300
    UL503
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    11 May 2026
    13:10
    Colombo(CMB)
    London(LHR)
    Airbus A330-300
    UL503
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    12 May 2026
    13:10
    Colombo(CMB)
    London(LHR)
    Airbus A330-300
    UL503
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    13 May 2026
    13:10
    Colombo(CMB)
    London(LHR)
    Airbus A330-300
    UL503
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    14 May 2026
    13:10
    Colombo(CMB)
    London(LHR)
    Airbus A330-300
    UL503
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    15 May 2026
    13:10
    Colombo(CMB)
    London(LHR)
    Airbus A330-300
    UL503
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    16 May 2026
    13:10
    Colombo(CMB)
    London(LHR)
    Airbus A330-300
    UL503
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    17 May 2026
    13:10
    Colombo(CMB)
    London(LHR)
    Airbus A330-300
    UL503
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    18 May 2026
    13:10
    Colombo(CMB)
    London(LHR)
    Airbus A330-300
    UL503
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    19 May 2026
    13:10
    Colombo(CMB)
    London(LHR)
    Airbus A330-300
    UL503
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    20 May 2026
    13:10
    Colombo(CMB)
    London(LHR)
    Airbus A330-300
    UL503
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    21 May 2026
    13:10
    Colombo(CMB)
    London(LHR)
    Airbus A330-300
    UL503
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    22 May 2026
    13:10
    Colombo(CMB)
    London(LHR)
    Airbus A330-300
    UL503
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    23 May 2026
    13:10
    Colombo(CMB)
    London(LHR)
    Airbus A330-300
    UL503
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    24 May 2026
    13:10
    Colombo(CMB)
    London(LHR)
    Airbus A330-300
    UL503
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    25 May 2026
    13:10
    Colombo(CMB)
    London(LHR)
    Airbus A330-300
    UL503
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    26 May 2026
    13:10
    Colombo(CMB)
    London(LHR)
    Airbus A330-300
    UL503
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    27 May 2026
    13:10
    Colombo(CMB)
    London(LHR)
    Airbus A330-300
    UL503
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    28 May 2026
    13:10
    Colombo(CMB)
    London(LHR)
    Airbus A330-300
    UL503
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    29 May 2026
    13:10
    Colombo(CMB)
    London(LHR)
    Airbus A330-300
    UL503
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    30 May 2026
    13:10
    Colombo(CMB)
    London(LHR)
    Airbus A330-300
    UL503
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    31 May 2026
    13:10
    Colombo(CMB)
    London(LHR)
    Airbus A330-300
    UL503
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    01 Jun 2026
    13:10
    Colombo(CMB)
    London(LHR)
    Airbus A330-300
    UL503
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    02 Jun 2026
    13:10
    Colombo(CMB)
    London(LHR)
    Airbus A330-300
    UL503
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    03 Jun 2026
    13:10
    Colombo(CMB)
    London(LHR)
    Airbus A330-300
    UL503
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    04 Jun 2026
    13:10
    Colombo(CMB)
    London(LHR)
    Airbus A330-300
    UL503
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    05 Jun 2026
    13:10
    Colombo(CMB)
    London(LHR)
    Airbus A330-300
    UL503
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    06 Jun 2026
    13:10
    Colombo(CMB)
    London(LHR)
    Airbus A330-300
    UL503
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    07 Jun 2026
    13:10
    Colombo(CMB)
    London(LHR)
    Airbus A330-300
    UL503
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    08 Jun 2026
    13:10
    Colombo(CMB)
    London(LHR)
    Airbus A330-300
    UL503

ALK503 information

An international route departing from Colombo (CMB), Sri Lanka and arriving at London (LHR), United Kingdom.

The timezone of the departure airport is UTC +5.5, and the timezone of the arrival airport is UTC +1.

The current time at the point of departure is 8:56am, and 4:26am at the point of arrival. There is a -4.5 hour time difference between the airports.

The flight distance is 5445 miles, or 8761 km.

For direct flights, the flight time is about 11:20.

Other flights between Colombo and London with SriLankan Airlines
02:20
UL 505
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