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

A3991 Aegean Airlines - Flight Status

Codeshare Flights
The flight EK4983 from Emirates (EK) is a codeshare flight operated by Aegean Airlines (A3) under the flight number A3991. Check this page for details about flight A3991.

Below, you can find details about Aegean Airlines flight A3991, which currently operates between the airports of Istanbul - Istanbul Airport (Airport Code IST) and Athens - Athens Eleftherios Venizelos International Airport (Airport Code ATH).
This flight data pertains specifically to the flight's details for Saturday, October 18, 2025.

A3991 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

A3991 Aegean Airlines to Athens

Scheduled - On-time
Flight Status for Saturday October 18, 2025
This flight was also scheduled for Yesterday (October 17, 2025). See it here
This flight is also scheduled for Tomorrow (October 19, 2025). See it here

Airline information

Aegean Airlines
Aegean Airlines
Equipment: Airbus A320neo

Departure

Istanbul (IST)
October 18, 2025
Istanbul Airport
Estimated Departure Time:
10:40
Gate:
-
Scheduled Departure Time: 10:40

Arrival

Athens (ATH)
October 18, 2025
Athens Eleftherios Venizelos International Airport
Estimated Arrival Time:
12:10
Terminal:
-
Gate:
-
Scheduled Arrival Time: 12:10
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:

- EK4983 - Emirates

- TK9191 - Turkish Airlines

Additional Information

Which is the frequency of flight A3991?
The flight A3991 is scheduled to flight on daily basis.

Which is the distance of flight A3991?
The distance between the two airports is 553 kilometers.

Are the departure airport and arrival airport at the same Time Zone?
Yes, both airports are in the same timezone.

Alternative Flights

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

Sichuan Airlines
- Flight Number: 3U3827.

Aegean Airlines
- Flight Number: A3993.
- Flight Number: A3995.
- Flight Number: A3999.

Sky Express
- Flight Number: GQ671.

Turkish Airlines
- Flight Number: TK1841.
- Flight Number: TK1843.
- Flight Number: TK1845.
- Flight Number: TK1849.

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 October 02, 2024 to March 22, 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 A3991

Date
Departure
Arrival
Duration
Aircraft
Status
Friday
17 October
10:56
Istanbul (IST)
12:40
Athens (ATH)
01h 44min
Airbus A320neo
Airbus A320neo
Landed - Delayed
Thursday
16 October
10:40
Istanbul (IST)
12:22
Athens (ATH)
01h 42min
Airbus A320
Airbus A320
Landed - On-time
Wednesday
15 October
10:40
Istanbul (IST)
11:57
Athens (ATH)
01h 17min
Airbus A320 (s
Airbus A320 (s
Landed - On-time
Tuesday
14 October
10:40
Istanbul (IST)
11:59
Athens (ATH)
01h 19min
Airbus A320
Airbus A320
Landed - On-time
Monday
13 October
10:40
Istanbul (IST)
11:50
Athens (ATH)
01h 10min
Airbus A320
Airbus A320
Landed - On-time
Sunday
12 October
10:40
Istanbul (IST)
11:51
Athens (ATH)
01h 11min
Airbus A320neo
Airbus A320neo
Landed - On-time
Saturday
11 October
10:40
Istanbul (IST)
11:54
Athens (ATH)
01h 14min
Airbus A320
Airbus A320
Landed - On-time
Friday
10 October
10:40
Istanbul (IST)
11:59
Athens (ATH)
01h 19min
Airbus A320neo
Airbus A320neo
Landed - On-time
Thursday
09 October
10:50
Istanbul (IST)
12:21
Athens (ATH)
01h 31min
Airbus A320 (s
Airbus A320 (s
Landed - On-time
Wednesday
08 October
10:40
Istanbul (IST)
11:57
Athens (ATH)
01h 17min
Airbus A320neo
Airbus A320neo
Landed - On-time