TK851 Turkish Airlines - Flight Status

Below, you can find details about Turkish Airlines flight TK851, which currently operates between the airports of Istanbul - Istanbul Airport (Airport Code IST) and Algiers - Algiers Houari Boumediene Airport (Airport Code ALG).
This flight data pertains specifically to the flight's details for Thursday, September 18, 2025.

Table of contents:
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights TK851

TK851 On Time performance:

n/a

It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.

Flight Status

TK851 Turkish Airlines to Algiers

En Route - On-time

Flight Status for Thursday September 18, 2025

This flight is also scheduled for Today (September 19, 2025). See it here

This flight is also scheduled for Tomorrow (September 20, 2025). See it here

Airline information

Turkish Airlines

Equipment: Airbus A321neo

Departure

Istanbul (IST)

September 18, 2025

Istanbul Airport

Departed at:

19:57

Gate:

B6B

Scheduled Departure Time: 19:40

Arrival

Algiers (ALG)

September 18, 2025

Algiers Houari Boumediene Airport

Estimated Arrival Time:

21:25

Terminal:

Gate:

Scheduled Arrival Time: 21:25

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.istanbul-airport.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.

Additional Information

Which is the frequency of flight TK851?
The flight TK851 is scheduled to flight on daily basis.

Which is the distance of flight TK851?
The distance between the two airports is 2257 kilometers.

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: 2025-09-19 10:49:07
Current Time in Algiers: 2025-09-19 08:49:07

Alternative Flights

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

Air Algerie
- Flight Number: AH3013.
- Flight Number: AH3015.
- Flight Number: AH3017.
- Flight Number: AH3019.

Turkish Airlines
- Flight Number: TK651.
- Flight Number: TK653.
- Flight Number: TK655.

Punctuality and delays

It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.

Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions

Last Past Flights TK851

Date

Departure

Arrival

Duration

Aircraft

Status

Thursday
18 September

19:57
Istanbul (IST)

21:25
Algiers (ALG)

03h 28min

Airbus A321neo

- On-time

Wednesday
17 September

19:54
Istanbul (IST)

20:52
Algiers (ALG)

02h 58min

Airbus A321neo

Landed - On-time

Tuesday
16 September

19:50
Istanbul (IST)

21:25
Algiers (ALG)

03h 35min

Airbus A321 (s

- On-time

Monday
15 September

20:06
Istanbul (IST)

21:25
Algiers (ALG)

03h 19min

Airbus A321neo

- On-time

Sunday
14 September

20:00
Istanbul (IST)

21:25
Algiers (ALG)

03h 25min

Airbus A321 (s

- On-time

Saturday
13 September

20:07
Istanbul (IST)

21:27
Algiers (ALG)

03h 20min

Airbus A321neo

- On-time

Friday
12 September

19:53
Istanbul (IST)

21:25
Algiers (ALG)

03h 32min

Airbus A321neo

- On-time

Thursday
11 September

20:16
Istanbul (IST)

21:22
Algiers (ALG)

03h 06min

Airbus A321neo

Landed - On-time

Wednesday
10 September

20:05
Istanbul (IST)

21:42
Algiers (ALG)

03h 37min

Airbus A321neo

Landed - Delayed

Tuesday
09 September

20:08
Istanbul (IST)

21:25
Algiers (ALG)

03h 17min

Airbus A321 (s

- On-time