United AirlinesUA
Flights UA564 09:33 daily
live
Direct flights from Houston (IAH) to Calgary (YYC): 17 nonstop departures observed each week across 2 airlines. 60% of the last 5 tracked flights arrived within 15 minutes of schedule. The median arrival is 6 minutes early. No cancellations were recorded across the 6 tracked flights. The nonstop covers 2,813 km, an estimated 4 hours 6 minutes in the air. Measured by Pro Flight Search from live flight boards at Houston and Calgary. Updated 6 November 2026 at 09:23 UTC.
Today, IAH → YYC
Fri 6 Nov · local times- 08:00 WS1541WestJet On scheduleGate D12 · TE YYC 12:30scheduled
- 09:33 UA564United Airlines On scheduleGate C36 · TC YYC 14:03scheduled
- 13:50 WS1543WestJet On scheduleGate D15 · TE YYC 18:20scheduled
Checked IAH board 03:22 · YYC board 03:23
IAH
Houston
disrupted · +83
YYC
Calgary
smooth · +0
2,813 km · ~4h 06m est.
Runs mixed · 2 airlines · 17x weekly · nonstop
60% on time
of the last 5 tracked IAH → YYC flights arrived within 15 minutes
Median arrival delay is −6 min. 0 of 6 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
Median arrival−6 minacross the last 5 arrivals
Flight time~4h 06mestimated from route distance
Weekly departures17x2 direct airlines on the leg
The week
scheduled departures · origin local time06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
United AirlinesWestJet
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 YYC: a 30% chance of a 15+ minute delay. In this weather, the more delayed of the two airports is typically about +5 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 Houston to Calgary route actually runs
Pro Flight Search records official board updates for nonstop IAH to YYC 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: Houston (IAH) to Calgary (YYC) route reliability, measured from operated flights on official airport boards.
Canonical URL
How we measure this →
https://proflightsearch.com/search-flights/IAH-YYC
IAH to YYC questions
Is IAH–YYC running on time right now?
Significant delay risk. The departure side at IAH is the weaker end, route health score 50/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on IAH–YYC?
Operators schedule morning departures around 08:00 from IAH. Earlier flights typically land before destination-airport delays accumulate later in the day; check the YYC delay card to confirm conditions when you'd arrive.
How long is the flight from IAH to YYC?
Great-circle distance is 2,813 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 229–271 min gate-to-gate on this route.
How often does IAH–YYC fly?
2 carriers operate this route, around 17 flights a week between them. Compare carrier days and times in the airline list above.
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