Schedule: a typical Tuesday (the flights of Jul 28, 2026, re-dated). Real flights replace these once the FAA publishes them, usually about a day ahead.

ENVOY · FLIGHT MQ 3740 SCHEDULED · TYPICAL ODDS

MQ 3740 · PIA → ORD

departs 6:58 PM CT · arrives 8:28 PM CT
Forecast issued Wed 8:00 PM ET · 144h before departure

Typical odds Too early for a weather forecast — these are typical odds for this flight on a Tuesday 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 ORD more than 15 minutes late?
31% chance · ±23 pts +0 pts · 24h
HOW SURE WE ARE Low. This is mostly a starting point from history; weather forecasts haven't kicked in yet.
MOSTLY HISTORY WEATHER FORECASTS LIVE IN THE AIR 0% 15% 30% 45% 60% Now 2d 1d 12h 6h Departs Lands

How late will it get to ORD?

  1. On time or early
    64%
  2. 15–30 min late
    8%
  3. 30 min–1 hour late
    11%
  4. 1–2 hours late
    5%
  5. Over 2 hours late
    5%
  6. Cancelled
    7%

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