tailodds FORECAST
Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026

Boston → Baltimore via Chicago: arrives on time 36%

  1. 15:13 BOS → 17:05 ORD
    UA 1475 · United · 2h 52m · 65% on time, 0.0% cancelled
  2. 1h 15m layover in Chicago (ORD) · 45 min minimum on one ticket
  3. 18:20 ORD → 21:26 BWI
    UA 440 · United · 2h 06m · 51% on time, 0.0% cancelled

Total trip 6h 13m, scheduled departure to arrival. Times are local. Both flew on 35 of the last 56 days.

Makes the connection70%The first flight arrived more than 30 minutes late on 30% of the days it flew: too late for the 45-minute minimum connection on a 1h 15m layover.
Arrives on time36%First flight not cancelled (0.0% are) × connection made (70%) × second flight not cancelled (0.0% are) and within 15 minutes (51%).
Total trip6h 13mBOS 15:13 to BWI 21:26, layover included

Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.

Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.