Cheap flight tickets from Calgary to Houston

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Flight deals from Calgary to Houston

Looking for a cheap last-minute deal or the best return flight from Calgary Airport to Houston? If you want to travel next month, return fares start from RM1,115. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Calgary to Houston

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Calgary to Houston flights are currently cheapest in July.

Direct flights from Calgary to Houston

Calgary to Houston: Flight information

The things to know before you go.
Cheapest flight foundRM539
Cheapest month to flyJuly
Average flight time4 hrs, 13 mins
Most popular airlineAeromexico
Average flights per week75

Finding cheap flights from Calgary to Houston: Frequently asked questions

There are 4 airports in Houston: Houston Hobby, Houston George Bush Intercntl., Houston Ellington Field, and Galveston.
The best price we found for a return flight from Calgary to Houston is RM879. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
4 hours and 13 minutes is the average flight time from Calgary to Houston.
Aeromexico, Delta and WestJet fly direct from Calgary to Houston.
As of April 2026, there are 150 flights per week flying from Calgary to Houston.
The cheapest month to fly from Calgary to Houston is usually September.
If you're flying from Calgary Airport, the cheapest airport near Houston is Houston George Bush Intercntl. – which is 25.0 km away from the centre of Houston. We've found flights into this airport from RM879.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Calgary Airport to Houston on Thursday, 17 September 2026.
Yes – the average flight time is 4 hours and 13 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Houston but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Houston is around 40 days in advance, so don’t leave your flight to the last minute.
In April, the average temperature is usually around 20°C. August is typically the warmest month in Houston, when it usually averages around 34°C. You can expect the least rain in March. The coldest month is January, with temperatures averaging 6°C. The rainiest month is June.
Currently, WestJet offers the cheapest flight tickets to Houston.

Travelling from Calgary International Airport (YYC) to Houston: what you need to know

  • The average duration of a direct flight from Calgary International Airport to Houston is 4 hours 25 minutes.

  • Houston is one hour ahead of Calgary, where Calgary International Airport is located. Houston observes the UTC-6 timezone.

  • With 20 flights a week between the two airports, Calgary International Airport (YYC) to Houston George Bush Intercontinental Airport (IAH) is the busiest route. United Airlines operates the earliest flight at 06:00. If you prefer to get more out of your day before flying, the last flight from YYC to IAH is with WestJet at 17:30.

  • Give yourself plenty of time to get on your YYC to Houston flight. Generally, it's best to arrive at least two hours before international departures and an hour ahead for domestic flights.

  • During popular months like July, you'll want to get to the airport earlier than usual. Plan to arrive two hours before a domestic departure and four hours ahead of an international flight when you travel during peak periods in general.

  • Begin your journey at YYC and travel nonstop to Houston George Bush Intercontinental Airport (IAH). That's where you can expect to touch down when searching for Calgary International Airport to Houston tickets.

  • Be on the lookout for offers from WestJet. This airline has direct flights from Calgary International Airport to Houston.

  • The journey from central Calgary to YYC takes about 45 minutes on public transport. If you ride-share, drive or grab a taxi, you'll cover the 10 kilometres in 25 minutes or so, depending on traffic conditions.

  • Want an easy start to your holiday? Stay near YYC. Whether you have an early flight from Calgary International Airport to Houston or want to avoid feeling rushed, these hotels are all about convenience:

  • When it comes to the on-time performance of Calgary International Airport, data shows 76% of flights arrive within the scheduled time frame.

  • You'll find YYC at 2000 Airport Road Northeast.

How to find the cheapest flights from Calgary International Airport (YYC) to Houston

  • RM539 is currently the best price for a one-way Calgary International Airport to Houston flight. A return plane ticket starts from RM879. These prices may change based on demand.

  • To snag cheap flights from YYC to Houston, book your journey 11 months before your departure.

  • The best month for scoring cheap Calgary International Airport to Houston tickets is April. Use the 'Whole month' tool to compare prices, then select the dates that offer the lowest fares.

  • You don't need to keep looking every day to find out if fares have dropped when you create a Price Alert. We'll notify you when there's an updated deal for cheap flights from YYC to Houston.

  • Find a cheap flight from Calgary International Airport to Houston with the help of our filters. Choose your preferred duration, departure time and airlines, then sort the results by 'Cheapest' for the best deals.

Airports in Houston

Houston George Bush Intercontinental Airport (IAH)

Houston Hobby Airport (HOU)

  • Houston Hobby Airport (HOU) is roughly 19 kilometres from the centre of Houston. Once you've hopped off your flight from Calgary International Airport to Houston, it'll take you around 20 minutes to reach the heart of the city in a ride-share or taxi.

  • Public transport will get you there in around 50 minutes.

  • Hang the 'Do not disturb' sign on your door and relax at a hotel close to HOU. Here are a few options where you can kick back after your YYC to Houston flight:

  • Lock in the lowest price by booking your ride from HOU four weeks ahead of time. You'll also have access to a wider selection of vehicles.

  • Houston Hobby Airport can be found at 7800 Airport Boulevard.

Best time to go to Houston

  • January is the quietest month for flights from Calgary International Airport to Houston, while July is the busiest. Work out the best time to go to Houston based on whether you want a laid-back vibe or a more bustling atmosphere.

  • Before booking a Calgary International Airport to Houston plane ticket, think about the weather you're most comfortable in. August is the warmest month in Houston, with temperatures ranging from 24ºC (75ºF) to 40ºC (104ºF).

  • January sees average temperatures of between 5ºC (41ºF) and 19ºC (66ºF). Look for a cheap ticket from YYC to Houston around that time if you want to travel in cooler conditions.

More about Houston

Explore more of the United States

  • San Antonio is just one of the many cities in the United States waiting to be discovered once you've taken in the sights of Houston. Around 306 kilometres away to the west, its best attractions include San Antonio River Walk, San Antonio River walk and Alamo Plaza.

  • Dallas is another must-experience destination in the United States and is around 370 kilometres north of Houston. No journey is complete without experiencing Meyerson Symphony Centre, Winspear Opera House and Dallas Museum of Art.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.