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

Pittsburgh → Boston via Dulles: arrives on time 89%

  1. 06:06 PIT → 07:18 IAD
    UA 3679 · United, flown by Republic · 1h 12m · 97% on time, 0.8% cancelled
  2. 1h 17m layover in Dulles (IAD) · 45 min minimum on one ticket
  3. 08:35 IAD → 10:20 BOS
    UA 641 · United · 1h 45m · 92% on time, 1.5% cancelled

Total trip 4h 14m, scheduled departure to arrival. Times are local. Both flew on 56 of the last 56 days.

Makes the connection99%The first flight arrived more than 32 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 1h 17m layover.
Arrives on time89%First flight not cancelled (0.8% are) × connection made (99%) × second flight not cancelled (1.5% are) and within 15 minutes (92%).
Total trip4h 14mPIT 06:06 to BOS 10:20, layover included

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