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Monday, October 12 · typical odds for a Monday (too early for a weather forecast) · issued Tue 12:00 AM ET · connections flying that day

Mon, Oct 12: Delta via Atlanta, leaving 06:00, is the safest bet: 78% chance of reaching New York on time.

Best connections that day, one ticket

Ranked by chance you reach New York on time, from each leg’s forecast for the day. Total trip = scheduled departure to arrival (New York is 1 h ahead of Valparaiso). Layovers up to 4 hours. Pick a connection for its 12-month details.

DeltaDetails → VPS 06:00 → ATL 08:15DL 3085 2h 50m Atlanta ATL 11:05 → JFK 13:20DL 2380 6h 20m 98% 78%
DeltaDetails → VPS 09:21 → ATL 11:34DL 3051 2h 21m Atlanta ATL 13:55 → JFK 16:29DL 1575 6h 08m 96% 70%
AmericanDetails → VPS 06:00 → MIA 08:46AA 4301 · flown by Envoy 1h 50m Miami MIA 10:36 → JFK 13:34AA 2062 6h 34m 98% 70%
DeltaDetails → VPS 19:07 → ATL 21:21DL 2803 1h 34m Atlanta ATL 22:55 → JFK 01:02 +1DL 624 4h 55m 91% 64%
AmericanDetails → VPS 07:19 → DFW 09:30AA 2560 1h 03m Dallas-Fort Worth DFW 10:33 → JFK 14:50AA 481 6h 31m 90% 59%
DeltaDetails → VPS 14:45 → ATL 17:04DL 2832 2h 26m Atlanta ATL 19:30 → JFK 21:38DL 2378 5h 53m 95% 58%
DeltaDetails → VPS 12:02 → ATL 14:16DL 2048 3h 15m Atlanta ATL 17:31 → JFK 19:38DL 2398 6h 36m 98% 54%
AmericanDetails → VPS 12:49 → CLT 15:33AA 5165 · flown by PSA 2h 29m Charlotte CLT 18:02 → JFK 20:06AA 657 6h 17m 94% 51%
How these are worked out. Each flight’s odds are our forecast for that day (typical odds until the weather forecast covers it); flights of airlines we don’t forecast yet use their 12-month record and are marked. Makes the connection: the first flight’s 12-month lateness curve, scaled so its chance of arriving 15+ min late matches the day’s forecast, at the layover minus the 45-minute minimum (90 on separate tickets). Arrives on time: first flight not cancelled × connection made × second flight not cancelled × second flight within 15 minutes, each from the day’s forecast.

About this data: forecast odds from our model for Mon, Oct 12 (newest published update); 12-month records from US DOT on-time data, Aug 2025 – Jul 2026, all US airlines; regional flights count under the airline that sells them. JSON