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.

DELTA · FLIGHT DL 1398 SCHEDULED · TYPICAL SCHEDULE

DL 1398 · BOS → MSY

departs 11:20 AM ET · arrives 1:56 PM CT
Forecast issued Wed 12:00 AM ET · 59h before departure

Odds over time

Arrive at MSY more than 15 minutes late?
15% chance · ±4 pts +3 pts · 24h
HOW SURE WE ARE Moderate. The odds now blend history with early weather forecasts.
WEATHER FORECASTS LIVE IN THE AIR 0% 10% 20% 30% 40% 3.6d Now 2d 1d 12h 6h Departs Lands

How late will it get to MSY?

  1. On time or early
    84%
  2. 15–30 min late
    5%
  3. 30 min–1 hour late
    5%
  4. 1–2 hours late
    2%
  5. Over 2 hours late
    3%
  6. Cancelled
    1%

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