KE8257 Korean Air - Flight Status

Which is the frequency of flight KE8257?
The flight KE8257 is currently not scheduled at JFK Airport.

Which is the distance of flight KE8257?
The distance between the two airports is 3377 miles.

Which is the flight time of flight KE8257?
The scheduled flight time gate to gate is: 05:56 hours.
The real flight time gate to gate on average is: 06:19 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 Anchorage: 2025-10-17 02:03:51
Current Time in New York: 2025-10-17 06:03:51

The following airlines serves the same route between Anchorage and New York:

ASL Airlines Belgium
- Flight Number: 3V813. (On Time performance: 47 - Average Delay: 20 minutes)

Atlas Air
- Flight Number: 5Y812.
- Flight Number: 5Y8603. (On Time performance: 25 - Average Delay: 40 minutes)
- Flight Number: 5Y8609. (On Time performance: 63 - Average Delay: 33 minutes)
- Flight Number: 5Y8977. (On Time performance: 11 - Average Delay: 48 minutes)

China Airlines
- Flight Number: CI5312. (On Time performance: 43 - Average Delay: 24 minutes)

China Southern Cargo
- Flight Number: CSG2543. (On Time performance: 92 - Average Delay: 5 minutes)
- Flight Number: CSG2545. (On Time performance: 81 - Average Delay: 10 minutes)
- Flight Number: CSG2567. (On Time performance: 64 - Average Delay: 58 minutes)

Kalitta Air
- Flight Number: K4613. (On Time performance: 55 - Average Delay: 26 minutes)
- Flight Number: K4935. (On Time performance: 80 - Average Delay: 16 minutes)

Korean Air
- Flight Number: KE249. (On Time performance: 79 - Average Delay: 9 minutes)

AirZeta
- Flight Number: KJ587. (On Time performance: 28 - Average Delay: 31 minutes)

We have gathered data from recent months and present below an analysis of how timely the flights have been.

Delays analyzed by Weekday: We have gathered available data from last six months, spanning from April 16, 2025 to October 08, 2025. 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.

Delays analyzed by Month: We have gathered available data from last twelve closed months, spanning from October 02, 2024 to September 24, 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.

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