Istanbul Airport Informational Guide to Istanbul Airport (IST) - Non Official

TK635 Turkish Airlines - Flight Status

Codeshare Flights
The flight EY4154 from Etihad Airways (EY) is a codeshare flight operated by Turkish Airlines (TK) under the flight number TK635. Check this page for details about flight TK635.

Below, you can find details about Turkish Airlines flight TK635, which currently operates between the airports of Ndjamena - Ndjamena Airport (Airport Code NDJ) and Istanbul - Istanbul Airport (Airport Code IST).
This flight data pertains specifically to the flight's details for Monday, December 01, 2025.

TK635 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

TK635 Turkish Airlines from Ndjamena

Scheduled - On-time
Flight Status for Monday December 01, 2025

Airline information

Turkish Airlines
Turkish Airlines
Equipment: Boeing 737MAX 8 Passenger

Departure

Ndjamena (NDJ)
December 01, 2025
Ndjamena Airport
Estimated Departure Time:
10:40
Terminal:
-
Gate:
-
Scheduled Departure Time: 10:40

Arrival

Istanbul (IST)
December 01, 2025
Istanbul Airport
Estimated Arrival Time:
18:05
Gate:
-
Scheduled Arrival Time: 18:05
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.

Codeshare Flights

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

- EY4154 - Etihad Airways

Additional Information

Which is the frequency of flight TK635?
The flight TK635 is scheduled to flight on Monday, Friday on a weekly basis.

Which is the distance of flight TK635?
The distance between the two airports is 3504 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 Ndjamena: 2025-12-01 15:26:16
Current Time in Istanbul: 2025-12-01 17:26:16

Alternative Flights

Turkish Airlines is the only airline operating the route from Ndjamena to Istanbul.

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: We have gathered available data from last twelve closed months, spanning from November 04, 2024 to March 21, 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 TK635

Date
Departure
Arrival
Duration
Aircraft
Status
Friday
28 November
10:50
Ndjamena (NDJ)
18:06
Istanbul (IST)
05h 16min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Monday
24 November
10:50
Ndjamena (NDJ)
18:34
Istanbul (IST)
05h 44min
Boeing 737MAX
Boeing 737MAX
Landed - Delayed
Friday
21 November
10:50
Ndjamena (NDJ)
18:30
Istanbul (IST)
05h 40min
Boeing 737MAX
Boeing 737MAX
Landed - Delayed
Monday
17 November
10:50
Ndjamena (NDJ)
18:20
Istanbul (IST)
05h 30min
Boeing 737MAX
Boeing 737MAX
Landed - Delayed
Friday
14 November
10:50
Ndjamena (NDJ)
17:51
Istanbul (IST)
05h 01min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Monday
10 November
10:50
Ndjamena (NDJ)
17:45
Istanbul (IST)
04h 55min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Friday
07 November
10:50
Ndjamena (NDJ)
18:06
Istanbul (IST)
05h 16min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Monday
03 November
10:50
Ndjamena (NDJ)
18:05
Istanbul (IST)
05h 15min
Boeing 737MAX
Boeing 737MAX
Landed - On-time