Schedule: the flights that flew on Saturday, Oct 10, re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.
DELTA · FLIGHT DL 256SCHEDULED · TYPICAL ODDS
DL 256 · BOS → AMS
departs 4:51 PM ET · arrives 5:20 AM CEST
Forecast issued Mon 4:00 PM ET · 121h before departure
Typical odds
Too early for a weather forecast — these are typical odds for this flight on a Saturday 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 AMS more than 15 minutes late?
22%chance · ±6 pts+0 pts · 24h
HOW SURE WE ARELow. This is mostly a starting point from history; weather forecasts haven't kicked in yet.
How late will it get to AMS?
On time or early
78%
15–30 min late
6%
30 min–1 hour late
8%
1–2 hours late
4%
Over 2 hours late
3%
Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.