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

Hartford → Philadelphia via Dulles: arrives on time 46%

  1. 19:45 BDL → 21:14 IAD
    UA 3999 · United, flown by Mesa · 1h 29m · 68% on time, 6.6% cancelled
  2. 56m layover in Dulles (IAD) · 45 min minimum on one ticket
  3. 22:10 IAD → 23:20 PHL
    UA 3502 · United, flown by Republic · 1h 10m · 76% on time, 5.7% cancelled

Total trip 3h 35m, scheduled departure to arrival. Times are local. Both flew on 31 of the last 56 days.

Makes the connection68%The first flight arrived more than 11 minutes late on 32% of the days it flew: too late for the 45-minute minimum connection on a 56m layover.
Arrives on time46%First flight not cancelled (6.6% are) × connection made (68%) × second flight not cancelled (5.7% are) and within 15 minutes (76%).
Total trip3h 35mBDL 19:45 to PHL 23:20, 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.