Smart Traveler’s Guide to Athens Airport - Eleftherios Venizelos: Expert Tips & Real Reviews

A3977 Aegean Airlines - Flight Status

Below, you can find details about Aegean Airlines flight A3977, which currently operates between the airports of Belgrade - Belgrade Nikola Tesla Airport (Airport Code BEG) and Athens - Athens Eleftherios Venizelos International Airport (Airport Code ATH).
This flight data pertains specifically to the flight's details for Tuesday, April 21, 2026.

A3977 On Time performance:
87
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

A3977 Aegean Airlines from Belgrade

This flight is not scheduled for April 21, 2026.

Airline information

Aegean Airlines
Aegean Airlines

Departure

Belgrade (BEG)
April 18, 2026
Belgrade Nikola Tesla Airport

Arrival

Athens (ATH)
April 18, 2026
Athens Eleftherios Venizelos International Airport
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-athens.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:

- JU7611 - Air Serbia

Additional Information

Which is the frequency of flight A3977?
The flight A3977 is scheduled to flight on daily basis.

Which is the distance of flight A3977?
The distance between the two airports is 824 kilometers.

Which is the flight time of flight A3977?
The scheduled flight time gate to gate is: 01:35 hours.
The real flight time gate to gate on average is: 01:29 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 Belgrade: 2026-04-21 00:02:45
Current Time in Athens: 2026-04-21 01:02:45

Alternative Flights

The following airline serve the same route between Belgrade and Athens:
Air Serbia - Flight Number: JU532. (On Time performance: 79 - Average Delay: 14 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 January 23, 2026 to April 18, 2026, we have obtained these figures.
Total number of flights: 47
On Time: 41 ( 87 % )
Moderate Delay: 4 ( 9 % )
Significant Delay: 1 ( 2 % )
Major Delay: 1 ( 2 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )

Average Delay: 4 minutes.
Delays analyzed by Weekday: We have gathered available data from last six months, spanning from October 19, 2025 to April 18, 2026. 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.

Note: We have excluded some days from the graph, since the quantity and quality of the data is not representative enough.

Delays analyzed by Month: We have gathered available data from last twelve closed months, spanning from April 02, 2025 to March 30, 2026. 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 A3977

Date
Departure
Arrival
Duration
Aircraft
Status
Monday
20 April
17:19
Belgrade (BEG)
19:57
Athens (ATH)
01h 38min
Airbus A320 (s
Airbus A320 (s
Landed - Delayed
Saturday
18 April
16:24
Belgrade (BEG)
18:50
Athens (ATH)
01h 26min
Airbus A320
Airbus A320
Landed - On-time
Friday
17 April
15:34
Belgrade (BEG)
18:10
Athens (ATH)
01h 36min
Airbus A320
Airbus A320
Landed - On-time
Thursday
16 April
15:41
Belgrade (BEG)
18:10
Athens (ATH)
01h 29min
Airbus A320
Airbus A320
Landed - On-time
Wednesday
15 April
15:58
Belgrade (BEG)
18:33
Athens (ATH)
01h 35min
Airbus A320
Airbus A320
Landed - Delayed
Tuesday
14 April
09:40
Belgrade (BEG)
12:12
Athens (ATH)
01h 32min
Airbus A320
Airbus A320
Landed - On-time
Monday
13 April
17:14
Belgrade (BEG)
19:41
Athens (ATH)
01h 27min
Airbus A320
Airbus A320
Landed - On-time
Friday
10 April
15:16
Belgrade (BEG)
17:37
Athens (ATH)
01h 21min
Airbus A320
Airbus A320
Landed - On-time
Thursday
09 April
17:00
Belgrade (BEG)
19:28
Athens (ATH)
01h 28min
Airbus A320
Airbus A320
Landed - Delayed
Wednesday
08 April
14:59
Belgrade (BEG)
17:26
Athens (ATH)
01h 27min
Airbus A320 (s
Airbus A320 (s
Landed - On-time