Latest news, Oct 26, 2026: Please enjoy the latest BumpySkies newsletter, reflecting on the past year of working on this project.
KAP418: 2 legs
KAP418, BOS to SLK
No forecast yet
I don't yet know the flight plan for this leg of KAP418, so I can't give you an accurate forecast right now. Come check again within an hour or two of departure time.
Not flying to SLK?
If your upcoming flight isn't between BOS and SLK, come back and check this page within an hour or two of departure time. Airlines regularly reassign flight numbers when planning routes, and it's quite possible that KAP418 was reassigned to your flight after the previous one.
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KAP418, SLK to JFK
No forecast yet
I don't yet know the flight plan for this leg of KAP418, so I can't give you an accurate forecast right now. Come check again within an hour or two of departure time.
Not flying to JFK?
If your upcoming flight isn't between SLK and JFK, come back and check this page within an hour or two of departure time. Airlines regularly reassign flight numbers when planning routes, and it's quite possible that KAP418 was reassigned to your flight after the previous one.
Get notified when this forecast is ready First Class Report an issue
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For best results, try it shortly before departure.
(Or, see a random upcoming flight's forecast.)