Currently, the most affordable month to book a WestJet flight from Calgary to Houston George Bush Intcntl Airport in December, with an average price of C$ 412. Conversely, traveling with WestJet from Calgary to Houston George Bush Intcntl Airport in July will be the most expensive, with an average cost of C$ 521. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.
January
C$ 569
February
C$ 577
March
C$ 691
April
C$ 708
May
C$ 677
June
C$ 709
July
C$ 716
August
C$ 588
September
C$ 610
October
C$ 588
November
C$ 584
December
C$ 566
IAH Temperature | 12 - 29 °C |
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If weather is an important factor for your trip to Houston George Bush Intcntl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 12.0 C).
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