$129 Find Cheap Flights from Calgary to Houston - Compare and Save

Among airlines operating Calgary to Houston flights:

• WestJet: offers free seat selection
• Air Canada: offers free seat selection
• Delta: offers extra legroom; offers free seat selection
• United Airlines: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

2 airlines operate flights between Calgary and Houston. The airlines offering nonstop flights on this route include:

• WestJet
• United Airlines

Flights from Calgary to Houston usually depart from Calgary (YYC) and may arrive at several airports in Houston area, including Houston Hobby (HOU) and Houston George Bush Intcntl (IAH).

Here are some options for this route, based on selected ticket types and cabin classes:

• WestJet: a cabin bag and a checked bag in Economy Class
• Air Canada: a cabin bag and a checked bag in Economy Class
• Delta: a cabin bag and a checked bag in Economy Class

Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

Three cabin classes are available on flights from Calgary to Houston:

• Economy Class
• Premium Economy Class
• First Class

On this route, nonstop and layover fares are close on average, with nonstop at $302 round-trip and layover options via Vancouver Intl (YVR) at $306.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $21–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

One-stop flights from Calgary to Houston most commonly connect through:

• Vancouver Intl (YVR) - 59% of one-stop connections
• Dallas/Fort Worth (DFW) - 19% of one-stop connections
• Denver Intl (DEN) - 9% of one-stop connections
• Chicago O'Hare Intl (ORD) - 4% of one-stop connections

Vancouver Intl (YVR) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 30% on the Calgary to Houston route. Wednesday is the cheapest departure day at $286 round-trip on average, while Sunday is the most expensive at $404, a difference of $118. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Calgary to Houston route, 12% of flights were delayed in the past 3 months, with delays averaging 2 hours 29 minutes.

Morning is the busiest departure period on Calgary to Houston flights, with 34% of flights leaving in that window. Afternoon departures account for 33%, evening flights for 33%, and night flights for 0%.

Some of the most popular sights in Houston are Downtown Houston, George R. Brown Convention Center and Galleria Mall. These are among the most viewed places in Houston on KAYAK.

These are the earliest and latest flight times available from Calgary to Houston:

• Earliest: departs at 8:45 am and lands at 12:58 pm
• Latest: departs at 6:00 pm and lands at 10:13 pm.

The flight takes about 4h 13m.

Last-minute fares on this route - booked within 2 weeks of departure - run 60% above the route average of $308. Book 23 weeks before departure for the lowest fares.

A nonstop flight from Calgary to Houston takes 4h 13m, covering 1,760 miles.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $222 to $1,925. That means the highest observed fare was about 9x higher than the lowest one.

One-way fares from Calgary to Houston are currently lower than usual. Average one-way flight prices are about $143, which is 40% below the typical average for this route.

Morning flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

Flying via Minneapolis St Paul (MSP) gives the shortest average 1-stop total travel time at 7h 41m, compared with 7h 48m via Phoenix Sky Harbor Intl (PHX) and 8h 04m via Dallas/Fort Worth (DFW).

Houston is 1 hour ahead of Calgary (Central Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

Since Houston is served by multiple airports, car rental options and rates can vary depending on which one you fly into.
Near Houston George Bush Intcntl Airport (IAH) — daily rates from around $3:

• ACO Rent A Car
• Easirent
• America Car Rental
• Hertz
• Thrifty

Near Houston Hobby Airport (HOU) — daily rates from around $20:

• Thrifty
• Dollar
• Alamo
• Hertz
• Budget

Round-trip flights from Calgary to Houston range from $228 to $412, with an average of $308 over the past 12 months. Anything below $228 counts as a good deal.

WestJet is the only airline on the Calgary to Houston route offering in-flight Wi-Fi. Pricing depends on fare class.