Informational Guide to London Heathrow Airport - LHR - Non Official

TK1979 Turkish Airlines - Flight Status

Below, you can find details about Turkish Airlines flight TK1979, which currently operates between the airports of Istanbul - Istanbul Airport (Airport Code IST) and London - London Heathrow Airport (Airport Code LHR).
This flight data pertains specifically to the flight's details for Tuesday, December 30, 2025.

TK1979 On Time performance:
70
We have calculated the percentage of flights that arrived within 15 minutes of their scheduled time, or earlier, based on real flight data from the last 3 months. More about punctuality and delays

Flight Status

TK1979 Turkish Airlines from Istanbul

Landed - Delayed
Delay: 18 minutes
Flight Status for Tuesday December 30, 2025
This flight is also scheduled for Today (December 31, 2025). See it here
This flight is also scheduled for Tomorrow (January 01, 2026). See it here

Airline information

Turkish Airlines
Turkish Airlines
Equipment: Boeing 787-9

Departure

Istanbul (IST)
December 30, 2025
Istanbul Airport
Departed at:
09:22
Terminal:
-
Gate:
D14
Scheduled Departure Time: 08:50

Arrival

London (LHR)
December 30, 2025
London Heathrow Airport
Arrived at:
10:13
Terminal:
2
Gate:
-
Scheduled Arrival Time: 09:55
Baggage: 9
Disclaimer
The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.airport-london-heathrow.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.

Codeshare Flights

This flight is shared with other airlines, this means that these other flights are the same:

- 3U7203 - Sichuan Airlines

- 6E4063 - IndiGo

- AC6697 - Air Canada

- FI7000 - Icelandair

- PK5979 - Pakistan International Airlines

- UA6915 - United Airlines

Additional Information

Which is the frequency of flight TK1979?
The flight TK1979 is scheduled to flight on daily basis.

Which is the distance of flight TK1979?
The distance between the two airports is 2489 kilometers.

Which is the flight time of flight TK1979?
The scheduled flight time gate to gate is: 04:05 hours.
The real flight time gate to gate on average is: 03:49 hours.

Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in Istanbul: 2025-12-31 10:10:14
Current Time in London: 2025-12-31 07:10:14

Alternative Flights

The following airlines serves the same route between Istanbul and London:

British Airways
- Flight Number: BA675. (On Time performance: 81 - Average Delay: 8 minutes)
- Flight Number: BA677. (On Time performance: 81 - Average Delay: 7 minutes)
- Flight Number: BA679. (On Time performance: 86 - Average Delay: 6 minutes)
- Flight Number: BA681. (On Time performance: 93 - Average Delay: 7 minutes)

Turkish Airlines
- Flight Number: TK1931. (On Time performance: 82 - Average Delay: 6 minutes)
- Flight Number: TK1933. (On Time performance: 83 - Average Delay: 11 minutes)
- Flight Number: TK1971. (On Time performance: 82 - Average Delay: 6 minutes)
- Flight Number: TK1983. (On Time performance: 88 - Average Delay: 5 minutes)
- Flight Number: TK1985. (On Time performance: 86 - Average Delay: 5 minutes)
- Flight Number: TK1987. (On Time performance: 91 - Average Delay: 3 minutes)
- Flight Number: TK1989. (On Time performance: 82 - Average Delay: 7 minutes)

Punctuality and delays

We have gathered data from recent months and present below an analysis of how timely the flights have been.

In terms of On-Time Performance, by analyzing the flight data from the last three months, spanning from September 30, 2025 to December 29, 2025, we have obtained these figures.
Total number of flights: 91
On Time: 64 ( 70 % )
Moderate Delay: 11 ( 12 % )
Significant Delay: 11 ( 12 % )
Major Delay: 5 ( 5 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )

Average Delay: 13 minutes.
Delays analyzed by Weekday: We have gathered available data from last six months, spanning from June 30, 2025 to December 29, 2025. Next, you can observe the results broken down by day of the week: number of flights analyzed, on-time performance per day, and average delay per day.

Delays analyzed by Month: We have gathered available data from last twelve closed months, spanning from December 02, 2024 to November 30, 2025. Next, you can observe the results broken down by month: number of flights analyzed, on-time performance per month, and average delay per month.

Last Past Flights TK1979

Date
Departure
Arrival
Duration
Aircraft
Status
Tuesday
30 December
09:22
Istanbul (IST)
10:13
London (LHR)
03h 51min
Boeing 787-9
Boeing 787-9
Landed - Delayed
Monday
29 December
09:19
Istanbul (IST)
09:58
London (LHR)
03h 39min
Airbus A330-30
Airbus A330-30
Landed - On-time
Sunday
28 December
09:26
Istanbul (IST)
10:07
London (LHR)
03h 41min
Airbus A330-30
Airbus A330-30
Landed - On-time
Saturday
27 December
10:00
Istanbul (IST)
10:57
London (LHR)
03h 57min
Airbus A330-30
Airbus A330-30
Landed - Delayed
Friday
26 December
09:14
Istanbul (IST)
09:20
London (LHR)
03h 06min
Airbus A330-30
Airbus A330-30
Landed - On-time
Thursday
25 December
09:00
Istanbul (IST)
10:46
London (LHR)
04h 46min
Boeing 787-9
Boeing 787-9
Landed - Delayed
Wednesday
24 December
09:18
Istanbul (IST)
09:59
London (LHR)
03h 41min
Airbus A330-30
Airbus A330-30
Landed - On-time
Tuesday
23 December
09:27
Istanbul (IST)
09:49
London (LHR)
03h 22min
Boeing 787-9
Boeing 787-9
Landed - On-time
Monday
22 December
09:08
Istanbul (IST)
09:45
London (LHR)
03h 37min
Airbus A330-30
Airbus A330-30
Landed - On-time
Sunday
21 December
09:32
Istanbul (IST)
10:02
London (LHR)
03h 30min
Airbus A330-30
Airbus A330-30
Landed - On-time