Cheap flights from Calgary to Houston
Cheapest current fares: $161 in July 2026, 2,814 km direct flight in ~3h 19m.
Cheapest month-by-month fares
Lowest available fare per calendar month from Calgary (YYC) to Houston (IAH). Refreshed daily.
Calgary (YYC) → Houston (IAH)
- July 2026 $161
- June 2026 $243
Frequently asked questions
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What is the cheapest month to fly from Calgary to Houston?
Based on current 6-month forward fare data, July 2026 is the cheapest month to fly from Calgary (YYC) to Houston (IAH), with fares starting from $161.
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What is the lowest current fare from YYC to IAH?
The lowest currently-listed fare from Calgary (YYC) to Houston (IAH) is $161 on 2026-07-17.
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How long is the flight from Calgary to Houston?
Direct flights from YYC to IAH cover approximately 2,814 km (1,749 miles), with an estimated flight time of 3h 19m. Operating airlines: UA, WS.
Related guides for this route
Sibling pages — full route detail, airport overviews, visa context, per-airline routes.