IAH → YYCHouston to Calgary

live

Direct flights from Houston (IAH) to Calgary (YYC): 14 nonstop departures observed each week across 2 airlines. The median arrival is 16 minutes late. No cancellations were recorded across the 2 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 13 September 2026 at 02:22 UTC.

IAH Houston smooth · +1
YYC Calgary smooth · +0
2,813 km · ~4h 06m est.
dep bank 06:30–14:5014x weekly
Running clean · 2 airlines · 14x weekly · nonstop
100 / 100

route health from live IAH and YYC delay boards

Median arrival delay is +16 min. 0 of 2 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival+16 minacross the last 2 operated legs
Flight time~4h 06mestimated from route distance
Weekly departures14x2 direct airlines on the leg

The week

scheduled departures · origin local time
06121824
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 days
United AirlinesUA

Flights UA537 09:30 daily

WestJetWS

Flights WS1541 06:30 Mo Tu Th Fr Sa Su · WS1543 14:50 daily

History

operated legs · board outcomes
09-12UA537dep −1 → arr+16
09-12WS1543dep −1 → arr+8

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 +1 min smooth 🌤 few clouds · S 7 kt Full IAH delay board →
YYCCalgary +0 min smooth 🌤 mostly cloudy · SSW 3 kt Full YYC delay board →

Weather lens

Current conditions put the pressure at YYC: 34% odds of a 15+ minute delay and around +7 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 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
https://proflightsearch.com/search-flights/IAH-YYC
How we measure this →

IAH to YYC questions

Is IAH–YYC running on time right now?

Smooth skies ahead. Both endpoints currently score the same, route health score 100/100. 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 06:30 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 20 flights a week between them. Compare carrier days and times in the airline list above.