Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Diego → Dallas-Fort Worth via Houston: arrives on time 45%
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15:10 SAN → 20:31 IAHUA 618 · United · 3h 21m · 66% on time, 0.0% cancelled
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1h 06m layover in Houston (IAH) · 45 min minimum on one ticket
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21:37 IAH → 22:59 DFWUA 1183 · United · 1h 22m · 62% on time, 0.0% cancelled
Total trip 5h 49m, scheduled departure to arrival (Dallas-Fort Worth is 2 h ahead of San Diego). Times are local. Both flew on 39 of the last 56 days.
Makes the connection72%The first flight arrived more than 21 minutes late on 28% of the days it flew: too late for the 45-minute minimum connection on a 1h 06m layover.
Arrives on time45%First flight not cancelled (0.0% are) × connection made (72%) × second flight not cancelled (0.0% are) and within 15 minutes (62%).
Total trip5h 49mSAN 15:10 to DFW 22:59, 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.