A3999 Aegean Airlines - Flight Status

Below, you can find details about Aegean Airlines flight A3999, 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 Monday, August 17, 2026.

Table of contents:
Flight Status Codeshare Flights Additional Information Alternative Flights Punctuality and delays Last Past Flights A3999

A3999 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

A3999 Aegean Airlines to Athens

Scheduled - On-time

Flight Status for Monday August 17, 2026

Airline information

Aegean Airlines

Equipment: Airbus A320neo

Departure

Istanbul (IST)

August 17, 2026

Istanbul Airport

Scheduled Departure Time:

04:35

Gate:

Scheduled Departure Time: 04:35

Arrival

Athens (ATH)

August 17, 2026

Athens Eleftherios Venizelos International Airport

Estimated Arrival Time:

06:05

Terminal:

Gate:

Scheduled Arrival Time: 06:05

Baggage: 1

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:

- TK8807 - Turkish Airlines

Additional Information

Which is the frequency of flight A3999?
The flight A3999 is scheduled to flight on Monday, Thursday on a weekly basis.

Which is the distance of flight A3999?
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:

Aegean Airlines
- Flight Number: A3991.
- Flight Number: A3993.
- Flight Number: A3995.

Sky Express
- Flight Number: GQ671.

Turkish Airlines
- Flight Number: TK1841.
- Flight Number: TK1843.
- Flight Number: TK1845.
- Flight Number: TK1847.
- 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: 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 A3999

Date

Departure

Arrival

Duration

Aircraft

Status

Thursday
13 August

04:35
Istanbul (IST)

05:44
Athens (ATH)

01h 09min

Airbus A320

Landed - On-time

Monday
10 August

04:50
Istanbul (IST)

05:56
Athens (ATH)

01h 06min

Airbus A320neo

Landed - On-time

Thursday
06 August

04:35
Istanbul (IST)

05:43
Athens (ATH)

01h 08min

Airbus A320

Landed - On-time

Monday
03 August

04:35
Istanbul (IST)

05:28
Athens (ATH)

00h 53min

Airbus A320 (s

Landed - On-time

Thursday
30 July

04:35
Istanbul (IST)

05:46
Athens (ATH)

01h 11min

Airbus A320

Landed - On-time

Monday
27 July

04:35
Istanbul (IST)

05:32
Athens (ATH)

00h 57min

Airbus A320

Landed - On-time

Thursday
23 July

04:35
Istanbul (IST)

05:56
Athens (ATH)

01h 21min

Airbus A320

Landed - On-time

Monday
20 July

04:35
Istanbul (IST)

05:44
Athens (ATH)

01h 09min

Airbus A321neo

Landed - On-time