JL637 JAL - Flight Status

Which is the frequency of flight JL637?
The flight JL637 is scheduled to flight on daily basis.

Which is the distance of flight JL637?
The distance between the two airports is 874 kilometers.

Which is the flight time of flight JL637?
The scheduled flight time gate to gate is: 01:45 hours.
The real flight time gate to gate on average is: 01:45 hours.

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 Tokyo and Kumamoto:

JAL
- Flight Number: JL623. (On Time performance: 93 - Average Delay: 2 minutes)
- Flight Number: JL625. (On Time performance: 90 - Average Delay: 4 minutes)
- Flight Number: JL627. (On Time performance: 76 - Average Delay: 10 minutes)
- Flight Number: JL629. (On Time performance: 71 - Average Delay: 11 minutes)
- Flight Number: JL631. (On Time performance: 58 - Average Delay: 14 minutes)
- Flight Number: JL633. (On Time performance: 45 - Average Delay: 24 minutes)
- Flight Number: JL639. (On Time performance: 57 - Average Delay: 15 minutes)

ANA All Nippon Airways
- Flight Number: NH2417. (On Time performance: 72 - Average Delay: 11 minutes)
- Flight Number: NH2419. (On Time performance: 79 - Average Delay: 9 minutes)
- Flight Number: NH641. (On Time performance: 87 - Average Delay: 9 minutes)
- Flight Number: NH643. (On Time performance: 75 - Average Delay: 11 minutes)
- Flight Number: NH645. (On Time performance: 71 - Average Delay: 11 minutes)
- Flight Number: NH647. (On Time performance: 80 - Average Delay: 10 minutes)
- Flight Number: NH649. (On Time performance: 54 - Average Delay: 19 minutes)

Solaseed Air
- Flight Number: 6J11. (On Time performance: 98 - Average Delay: 2 minutes)
- Flight Number: 6J13. (On Time performance: 89 - Average Delay: 5 minutes)
- Flight Number: 6J15. (On Time performance: 92 - Average Delay: 4 minutes)
- Flight Number: 6J17. (On Time performance: 73 - Average Delay: 11 minutes)
- Flight Number: 6J19. (On Time performance: 78 - Average Delay: 9 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 March 04, 2025 to September 03, 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 September 02, 2024 to August 31, 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.