IAH → UIOHouston to Quito

live

Direct flights from Houston (IAH) to Quito (UIO): 7 nonstop departures observed each week across 1 airline. 100% of the last 5 operated flights arrived within 15 minutes of schedule. The median arrival is 4 minutes early. No cancellations were recorded across the 5 tracked flights. The nonstop covers 3,801 km, an estimated 5 hours 22 minutes in the air. Measured by Pro Flight Search from live flight boards at Houston and Quito. Updated 17 August 2026 at 12:38 UTC.

IAH Houston smooth · +0
UIO Quito busy · +23
3,801 km · ~5h 22m est.
dep bank 18:10–23:457x weekly
Runs reliable · 1 airline · 7x weekly · nonstop
100% on time

of the last 5 operated IAH → UIO flights arrived within 15 minutes

Median arrival delay is −4 min. 0 of 5 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Search live fares for this route →
Median arrival−4 minacross the last 5 operated legs
Flight time~5h 22mestimated from route distance
Weekly departures7x1 direct airline on the leg

Current nonstop fares

IAH → UIO · one way · economy · 1 adult

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TodayChecking…Direct airline fares
TomorrowChecking…Direct airline fares
In one weekChecking…Direct airline fares

The week

scheduled departures · origin local time
06121824
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 days
United AirlinesUA100% on time

Flights UA1002 18:10 daily · UA1004 23:45 Mo Th Fr Sa Su

History

operated legs · board outcomes
08-15UA1002dep +3 → arr−7
08-14UA1002dep +13 → arr+10
08-13UA1002dep +13 → arr+12
08-12UA1002dep +0 → arr−4
08-10UA1002dep +4 → arr−4

Actual board outcomes rather than schedules, paired departure and arrival per flight and day.

Full board history, day by day →

Airports right now

live boards
IAHHouston +0 min smooth 🌤 few clouds · N 0 kt Full IAH delay board →
UIOQuito +23 min busy 🌤 few clouds · SSE 2 kt Full UIO delay board →

Weather lens

Current conditions put the pressure at UIO: 46% odds of a 15+ minute delay and around +9 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →

How the Houston to Quito route actually runs

Pro Flight Search tracks every published board update for nonstop IAH to UIO flights: 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. Fares link straight to the operating airline with no markups.

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 — Houston (IAH) to Quito (UIO) route reliability, measured from operated flights on official airport boards.

Canonical URL
https://proflightsearch.com/search-flights/IAH-UIO
How we measure this →

IAH to UIO questions

Is IAH–UIO running on time right now?

Smooth skies ahead. The arrival side at UIO is the weaker end, route health score 87/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on IAH–UIO?

Operators schedule evening departures around 18:10 from IAH. Earlier flights typically land before destination-airport delays accumulate later in the day; check the UIO delay card to confirm conditions when you'd arrive.

How long is the flight from IAH to UIO?

Great-circle distance is 3,801 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 298–356 min gate-to-gate on this route.

How often does IAH–UIO fly?

United Airlines runs the route with about 12 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.