Schedule: a typical Friday (the flights of Jul 31, 2026, re-dated). Real flights replace these once the FAA publishes them, usually about a day ahead.

JETBLUE · FLIGHT B6 400 SCHEDULED · TYPICAL ODDS

B6 400 · MSY → BOS

departs 2:59 PM CT · arrives 7:27 PM ET
Forecast issued Mon 10:00 PM ET · 90h before departure

Typical odds Too early for a weather forecast — these are typical odds for this flight on a Friday in October, from the weather this date has had in past years (the range shows how much they varied). They’ll switch to forecast-based odds about 3 days before departure.

Odds over time

Arrive at BOS more than 15 minutes late?
38% chance · ±13 pts – · 24h
HOW SURE WE ARE Low. This is mostly a starting point from history; weather forecasts haven't kicked in yet.
WEATHER FORECASTS LIVE IN THE AIR 0% 15% 30% 45% 60% Now 2d 1d 12h 6h Departs Lands

How late will it get to BOS?

  1. On time or early
    61%
  2. 15 min–1 hour late
    23%
  3. Over 1 hour late
    15%
  4. Cancelled
    1%

Gate arrival compared with the scheduled arrival. The ranges add up to 100%.