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

Philadelphia → Washington via Boston: arrives on time 34%

  1. 17:35 PHL → 19:07 BOS
    DL 5706 · Delta, flown by Republic · 1h 32m · 67% on time, 6.6% cancelled
  2. 58m layover in Boston (BOS) · 45 min minimum on one ticket
  3. 20:05 BOS → 22:03 DCA
    DL 5666 · Delta, flown by Republic · 1h 53m · 59% on time, 7.6% cancelled

Total trip 4h 23m, scheduled departure to arrival. Times are local. Both flew on 54 of the last 56 days.

Makes the connection66%The first flight arrived more than 13 minutes late on 34% of the days it flew: too late for the 45-minute minimum connection on a 58m layover.
Arrives on time34%First flight not cancelled (6.6% are) × connection made (66%) × second flight not cancelled (7.6% are) and within 15 minutes (59%).
Total trip4h 23mPHL 17:35 to DCA 22:03, 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.