Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Juan → Denver via Atlanta: arrives on time 69%
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12:58 SJU → 16:46 ATLDL 1930 · Delta · 3h 48m · 88% on time, 0.0% cancelled
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2h 39m layover in Atlanta (ATL) · 45 min minimum on one ticket
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19:25 ATL → 20:44 DENDL 746 · Delta · 3h 19m · 70% on time, 1.1% cancelled
Total trip 9h 46m, scheduled departure to arrival (Denver is 2 h behind San Juan). Times are local. Both flew on 0 of the last 56 days, too few to list among the best connections.
Makes the connection100%The first flight arrived more than 114 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 2h 39m layover.
Arrives on time69%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (1.1% are) and within 15 minutes (70%).
Total trip9h 46mSJU 12:58 to DEN 20:44, 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.