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Today: only flights still to leave (it’s 3:30 am at Long Beach)
Monday, October 5 · our forecast odds · issued Mon 5:00 AM ET · connections flying that day

Today looks like a normal day here: all 2 nonstops are 20–21% likely to arrive 15+ min late.

Nonstops today

All 2 nonstops →
WN 165 Southwest Flight history → LGB 10:30 BNA 16:30 20% 3% 0.1% 81%
WN 3821 Southwest LGB 10:02 BNA 15:54 21% 4% 0.1% no record

Best connections today, one ticket

Ranked by chance you reach Nashville on time, from each leg’s forecast for the day. Total trip = scheduled departure to arrival (Nashville is 2 h ahead of Long Beach). Layovers up to 4 hours. Pick a connection for its 12-month details.

SouthwestDetails → LGB 08:30 → RNO 09:50WN 3716 3h 00m Reno RNO 12:50 → BNA 18:56WN 554 8h 26m 100% 87%
SouthwestDetails → LGB 08:00 → SLC 10:45WN 2501 1h 30m Salt Lake City SLC 12:15 → BNA 16:34WN 1381 6h 34m 100% 86%
SouthwestDetails → LGB 19:00 → SMF 20:30WN 2507 2h 35m Sacramento SMF 23:05 → BNA 05:16 +1WN 3895 8h 16m 100% 85%
DeltaDetails → LGB 07:00 → SLC 09:53DL 3135 3h 52m Salt Lake City SLC 13:45 → BNA 18:13DL 2205 9h 13m 96% 83%
SouthwestDetails → LGB 18:15 → LAS 19:25WN 2485 4h 00m Las Vegas LAS 23:25 → BNA 05:00 +1WN 2191 8h 45m 100% 80%
DeltaDetails → LGB 13:00 → SLC 15:49DL 1116 2h 56m Salt Lake City SLC 18:45 → BNA 23:05DL 2317 8h 05m 97% 79%
SouthwestDetails → LGB 08:15 → MDW 14:05WN 4542 2h 25m Chicago MDW 16:30 → BNA 18:01WN 2838 7h 46m 100% 78%
SouthwestDetails → LGB 08:50 → HOU 14:05WN 2483 3h 35m Houston HOU 17:40 → BNA 19:38WN 2014 8h 48m 100% 77%
How these are worked out. Each flight’s odds are our forecast for that day; 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 5 (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