United AirlinesUA100% on time
Flights UA1059 07:51 daily · UA1081 11:28 Mo Tu We Th Fr Su · UA1051 13:12 daily · UA1056 13:43 daily
live
Direct flights from Cancún (CUN) to Houston (IAH): 47 nonstop departures observed each week across 1 airline. 100% of the last 5 tracked flights arrived within 15 minutes of schedule. The median arrival is 28 minutes early. No cancellations were recorded across the 5 tracked flights. The nonstop covers 1,307 km, an estimated 2 hours 11 minutes in the air. Measured by Pro Flight Search from live flight boards at Cancún and Houston. Updated 30 October 2026 at 11:40 UTC.
Today, CUN → IAH
Fri 30 Oct · local times- 07:39 UA1059United Airlines On scheduleT3 IAH est. 10:06sched 10:10
- 11:28 UA1081United Airlines On scheduleT3 IAH 14:03scheduled
- 13:44 UA1056United Airlines On scheduleT3 IAH 16:22scheduled
- 15:47 UA1019United Airlines On scheduleT3 IAH 18:25scheduled
- 17:16 UA1058United Airlines On scheduleT3 IAH 19:54scheduled
Checked CUN board 06:40 · IAH board 06:23
CUN
Cancún
smooth · +10
IAH
Houston
smooth · +0
1,307 km · ~2h 11m est.
Runs reliable · 1 airline · 47x weekly · nonstop
100% on time
of the last 5 tracked CUN → IAH flights arrived within 15 minutes
Median arrival delay is −28 min. 0 of 5 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
Median arrival−28 minacross the last 5 arrivals
Flight time~2h 11mestimated from route distance
Weekly departures47x1 direct airline on the leg
The week
scheduled departures · origin local time06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
United Airlines
Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.
Who flies it
observed on the boards · 7 daysHistory
operated legs · board outcomesActual board outcomes rather than schedules, paired departure and arrival per flight and day.
Full board history, day by day →
Airports right now
live boardsWeather lens
Conditions are tightest at CUN and IAH: a 26% chance of a 15+ minute delay. In this weather, the more delayed of the two airports is typically about +1 min. Both figures come from the two airports' delay records in similar weather. See live delays → · Weather risk by airport →
next sweep in 120s
How the Cancún to Houston route actually runs
Pro Flight Search records official board updates for nonstop CUN to IAH flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.
Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Cite this data
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Suggested citation
Pro Flight Search: Cancún (CUN) to Houston (IAH) route reliability, measured from operated flights on official airport boards.
Canonical URL
How we measure this →
https://proflightsearch.com/search-flights/CUN-IAH
CUN to IAH questions
Is CUN–IAH running on time right now?
Smooth skies ahead. The departure side at CUN is the weaker end, route health score 93/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on CUN–IAH?
Operators schedule morning departures around 07:51 and evening departures around 17:22 from CUN. Earlier flights typically land before destination-airport delays accumulate later in the day; check the IAH delay card to confirm conditions when you'd arrive.
How long is the flight from CUN to IAH?
Great-circle distance is 1,307 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 122–142 min gate-to-gate on this route.
How often does CUN–IAH fly?
United Airlines runs the route with about 47 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.
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