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

Washington → Denver via Boston: arrives on time 26%

  1. 17:25 DCA → 19:03 BOS
    B6 2954 · JetBlue · 1h 41m · 49% on time, 5.1% cancelled
  2. 56m layover in Boston (BOS) · 45 min minimum on one ticket
  3. 19:59 BOS → 22:41 DEN
    B6 993 · JetBlue · 4h 42m · 60% on time, 1.4% cancelled

Total trip 7h 16m, scheduled departure to arrival (Denver is 2 h behind Washington). Times are local. Both flew on 46 of the last 56 days.

Makes the connection46%The first flight arrived more than 11 minutes late on 54% of the days it flew: too late for the 45-minute minimum connection on a 56m layover.
Arrives on time26%First flight not cancelled (5.1% are) × connection made (46%) × second flight not cancelled (1.4% are) and within 15 minutes (60%).
Total trip7h 16mDCA 17:25 to DEN 22:41, 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.