K4556 Kalitta Air - Flight Status

Which is the frequency of flight K4556?
The flight K4556 is scheduled to flight on Monday, Tuesday, Thursday, Saturday on a weekly basis.

Which is the distance of flight K4556?
The distance between the two airports is 10076 kilometers.

Which is the flight time of flight K4556?
The scheduled flight time gate to gate is: 11:11 hours.
The real flight time gate to gate on average is: 12:29 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 Chicago: 2026-04-12 11:14:20
Current Time in Tokyo: 2026-04-13 01:14:20

The following airlines serves the same route between Chicago and Tokyo:

Atlas Air
- Flight Number: 5Y7141.
- Flight Number: 5Y7143. (On Time performance: 6 - Average Delay: 109 minutes)

Sky Lease Cargo
- Flight Number: GG9525.

JAL
- Flight Number: JL55. (On Time performance: 50 - Average Delay: 26 minutes)

Kalitta Air
- Flight Number: K4528. (On Time performance: 31 - Average Delay: 119 minutes)
- Flight Number: K4550. (On Time performance: 10 - Average Delay: 134 minutes)

ANA All Nippon Airways
- Flight Number: NH11. (On Time performance: 67 - Average Delay: 17 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 December 11, 2025 to April 09, 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 December 11, 2025 to March 28, 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.