Cheap Flights from Houston to Calgary from THB 1,618

Frequently Asked Questions

• Which airlines offer the cheapest flights from Houston (HOU) to Calgary (YYC)?

  Based on Trip.com data, Westjet offers one-way fares as low as THB 1,618 on Cheapest nonstop routes (e.g. IAH to YYC on Thu, Jan 29), while Westjet offers Cheapest nonstop round-trips from THB 4,678 departing on Tue, Jan 20 and returning on Mon, Jan 26.

• Which airlines offer direct flights from Houston to Calgary?

  At the moment, you can catch a direct flight from Houston to Calgary with the following airlines, including: Westjet Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long is a flight from Houston (HOU) to Calgary (YYC)?

  It takes about 4 hours 49 minutes to fly from Houston (HOU) to Calgary (YYC).

• When is the best time to book flights from Houston to Calgary?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Houston to Calgary is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from Houston to Calgary?

  Based on Trip.com data in the past 4 weeks, there is 23 flight per week flying from Houston to Calgary. You can check the weekly schedule for popular airlines on this route below: Westjet: S/M/T/W/T/F/S -- WS1535 (15:23)

• How can I find the best deals on flights from Houston to Calgary?

  To find best deals on flights from Houston to Calgary, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Thu, Jan 29, with one-way flights priced at just THB 1,618.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Westjet.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Calgary travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When is the best time to book a flight from Houston to Calgary to get the best price?

  The cheapest months to fly from Houston to Calgary is September, when demand for travel is lower.

• Which upcoming date is the cheapest for flights from Houston to Calgary?

  After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Houston to Calgary on December 11, 2025 with Air Canada, with prices starting at THB 2,054.

• Which airports can I fly through when travelling to Calgary from Houston?

  You can land at any one of the following hubs in Calgary, with George Bush Intercontinental Airport to Calgary International Airport (IAH-YYC) is by far the most common option on this route: Calgary International Airport (YYC).

• What is the time difference between Houston and Calgary?

  The time difference between Calgary and Houston is 1h.

• How can I change or cancel my flight ticket from Houston to Calgary?

  Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.