GQ423 Sky Express - Flight Status

Which is the frequency of flight GQ423?
The flight GQ423 is scheduled to flight on Thursday, Friday, Saturday on a weekly basis.

Which is the distance of flight GQ423?
The distance between the two airports is 270 kilometers.

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

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

Sky Express
- Flight Number: GQ421. (On Time performance: 74 - Average Delay: 10 minutes)
- Flight Number: GQ427. (On Time performance: 88 - Average Delay: 7 minutes)

Olympic Air
- Flight Number: OA51. (On Time performance: 67 - Average Delay: 8 minutes)
- Flight Number: OA53. (On Time performance: 93 - Average Delay: 3 minutes)

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 June 05, 2025 to October 26, 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.