Direct flights from Houston to Calgary INTL
16 nonstop flights a week on 2 airlines. Zero layovers — one hop from IAH to YYC.
Flight time: about 3h50m nonstop
Which days does it fly?
When does it fly?
Departure times in Houston local time, from flights observed over the last 7 days.
| Flight | Departs | Duration | Days |
|---|---|---|---|
| WestJet WJA1541 | 6:32a | 3h54m | Mon |
| WestJet WJA1541 | 6:43a | 4h | Fri |
| United UAL537 | 9:34a | 3h31m | Fri |
| United UAL537 | 9:42a | 3h56m | Mon, Sat |
| United UAL537 | 9:50a | 3h52m | Tue, Wed, Thu, Sun |
| WestJet WJA1543 | 2:54p | 3h50m | Mon |
| WestJet WJA1543 | 3:00p | 3h43m | Wed, Sun |
| WestJet WJA1543 | 3:10p | 3h45m | Tue, Sat |
| WestJet WJA1543 | 3:22p | 3h34m | Fri |
| WestJet WJA1543 | 3:41p | 3h49m | Thu |
UnitedThe route
One hop: IAH → YYCDrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
Nonstop from Houston (IAH) to Calgary (YYC)
George Bush Intercontinental Airport (IAH) has 16 nonstop flights a week to Calgary (YYC), operated by United and WestJet. No layovers, no connections — one hop out of IAH and you're there.
This route flies every day of the week, so any travel day works. Calgary is an international destination — don't forget your passport. Route data updated October 2026 from observed departures.
Route data updated October 2026 from observed flight departures. Schedules change — always confirm with the airline before booking.
How long is the flight from Houston to Calgary?
The nonstop flight from Houston (IAH) to Calgary (YYC) takes about 3h50m in the air, based on recently observed nonstop departures.