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Cheap flights from Calgary to Houston George Bush Intcntl Airport from C$ 146

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — IAH
21 Apr — 28 Apr1
1 adult

Cheapflights Tip: The best prices from Calgary to Houston George Bush Intcntl are usually found in September or October, booked 87 days in advance, depart on a Thursday or Friday and return on a Saturday

Cheap flight deals from Calgary to George Bush Intcntl

Discover tips and strategies to find the most affordable flight options for your journey from Calgary (YYC) to George Bush Intcntl (IAH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 16 April 2025.

Round-trip from

C$ 250

One-way from

C$ 146

Popular in

December

Cheapest in

September

Average price

C$ 387

Good round-trip deal

C$ 341 or less

Good one-way deal

C$ 256 or less
WestJet
  • WestJet
  • 8/5-13/5
  • Nonstop
  • 8h 33m total
  • Calgary to Houston
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WestJet
  • WestJet
  • 17/6
  • Nonstop
  • 4h 11m total
  • Calgary to Houston
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 87 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 18 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Calgary to Houston George Bush Intcntl.
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Price to beat on a one-way flight from Calgary to Houston George Bush Intcntl.
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Find flight deals from Calgary to George Bush Intcntl

Cheapest flights from Calgary to George Bush Intcntl
Explore the most affordable flight options available from Calgary to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 April 2025.

Thu 8/55:30 p.m.YYC - IAH
Nonstop4h 12mWestJet
Tue 13/53:00 p.m.IAH - YYC
Nonstop4h 21mWestJet
Deal found 15/4C$ 250
Fri 2/58:00 a.m.YYC - IAH
Nonstop4h 15mAir Canada
Wed 7/59:32 a.m.IAH - YYC
1 stop11h 56mAir Canada
Deal found 16/4C$ 275
Fri 2/512:45 p.m.YYC - IAH
1 stop5h 56mAmerican Airlines
Wed 7/57:37 p.m.IAH - YYC
1 stop17h 13mAmerican Airlines
Deal found 16/4C$ 278
Wed 30/41:55 p.m.YYC - IAH
Nonstop4h 15mUnited Airlines
Sun 4/57:20 a.m.IAH - YYC
1 stop15h 28mUnited Airlines
Deal found 16/4C$ 282
Wed 18/66:15 a.m.YYC - IAH
1 stop13h 43mMultiple Airlines
Sun 22/64:55 p.m.IAH - YYC
1 stop8h 48mMultiple Airlines
Deal found 16/4C$ 311
Wed 7/57:40 a.m.YYC - IAH
2 stops14h 41mDelta
Tue 13/56:20 a.m.IAH - YYC
2 stops17h 41mDelta
Deal found 15/4C$ 352

Cheapflights Fare Finder

Customize your flight search to find flights from Calgary to George Bush Intcntl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 16 April 2025.
Use the filters below to find and compare flights from Calgary to Houston George Bush Intcntl Airport that are best for you.

Fly from

Calgary

Fly to

George Bush Intcntl

Route

Depart

Return

Price

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Thu 8/5

5:30 p.m.-10:42 p.m.

Nonstop4h 12m

Houston George Bush Intcntl

Tue 13/5

3:00 p.m.-6:21 p.m.

Nonstop4h 21m

C$ 250

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Fri 2/5

8:00 a.m.-1:15 p.m.

Nonstop4h 15m

Houston George Bush Intcntl

Wed 7/5

9:32 a.m.-8:28 p.m.

1 stop11h 56m

C$ 275

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Fri 2/5

12:45 p.m.-7:41 p.m.

1 stop5h 56m

Houston George Bush Intcntl

Wed 7/5

7:37 p.m.-11:50 a.m.

1 stop17h 13m

C$ 278

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Wed 30/4

1:55 p.m.-7:10 p.m.

Nonstop4h 15m

Houston George Bush Intcntl

Sun 4/5

7:20 a.m.-9:48 p.m.

1 stop15h 28m

C$ 282

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Wed 18/6

6:15 a.m.-8:58 p.m.

1 stop13h 43m

Houston George Bush Intcntl

Sun 22/6

4:55 p.m.-12:43 a.m.

1 stop8h 48m

C$ 311

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Wed 7/5

6:30 a.m.-8:20 p.m.

2 stops12h 50m

Houston George Bush Intcntl

Wed 14/5

6:20 a.m.-11:01 p.m.

2 stops17h 41m

C$ 352

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Tue 17/6

9:00 a.m.-2:11 p.m.

Nonstop4h 11m

C$ 146

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Mon 5/5

8:00 a.m.-1:15 p.m.

Nonstop4h 15m

C$ 154

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Thu 15/5

8:00 a.m.-1:15 p.m.

Nonstop4h 15m

C$ 174

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Mon 9/6

12:30 a.m.-6:59 p.m.

1 stop17h 29m

C$ 211

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/4

Showing 1-10 of 12 results
1
2

Best time to book a flight from Calgary to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Calgary with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Calgary to Houston George Bush Intcntl Airport

How far ahead should I book a flight from Calgary to Houston George Bush Intcntl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Calgary to George Bush Intcntl. Price data was last updated on 11 April 2025.

Booking 87 days in advance of your planned departure date is, on average, the best time to get cheap flights from Calgary to Houston George Bush Intcntl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Calgary to Houston George Bush Intcntl Airport?

Currently, September is the cheapest month in which you can book a flight from Calgary to Houston George Bush Intcntl Airport (average of C$ 343). Flying from Calgary to Houston George Bush Intcntl Airport in March is currently the most expensive (average of C$ 472). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from YYC to IAH?

Find hourly flight availability from Calgary to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 16 April 2025.

A simple way to save on the total cost of your ticket is to fly from Calgary to Houston George Bush Intcntl Airport in the afternoon. If you’re flexible enough to do this you can expect to save up to 62% on your trip compared to booking a flight at noon.

Weekly flight availability from Calgary to Houston George Bush Intcntl Airport

Explore weekly flight availability from Calgary to George Bush Intcntl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 16 April 2025.

The most flights from YYC to IAH are scheduled on a Friday (9 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in George Bush Intcntl by month

Plan your trip to George Bush Intcntl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Houston George Bush Intcntl Airport ranges from 81.0 - 150.0 mm per month. June is typically the wettest month, when rainfall can reach 150.0 mm. February is typically the driest time to visit Houston George Bush Intcntl Airport when rainfall is around 81.0 mm.

Temperature in George Bush Intcntl by month

Plan your trip to George Bush Intcntl by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing George Bush Intcntl

Get insights into the airlines that provide service to George Bush Intcntl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to George Bush Intcntl. Reviews last updated 16 April 2025.
See what other customers who have flown with Alaska Airlines, Delta and United Airlines from Calgary to Houston have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,876 reviews
Check prices

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,876 reviews
Alaska Airlines
8.0
Very good
9,876 reviews
Check prices

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,916 reviews
Alaska Airlines
8.0
Very good
9,876 reviews
Check prices

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,665 reviews
Alaska Airlines
8.0
Very good
9,876 reviews
Check prices

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,876 reviews
Check prices

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
WestJet
7.2
Good
2,806 reviews
Alaska Airlines
8.0
Very good
9,876 reviews
Check prices

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

Find useful and relevant information for your journey from Calgary to George Bush Intcntl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Calgary to Houston George Bush Intcntl?

    If you book a flight to Houston George Bush Intcntl from Calgary, you will be flying from Calgary, which is the city’s only airport. Calgary (YYC) is located 9.3 km from the centre of Calgary. There are 5 flights from Calgary to Houston George Bush Intcntl per day from 5 different airlines.

  • What are the cheapest airlines flying from Calgary to Houston George Bush Intcntl Airport round-trip?

    Cheapflights users have booked flights from Calgary to Houston George Bush Intcntl Airport round-trip from C$ 250. Other airlines that can offer you cheap pricing are Air Canada, from C$ 275, and American Airlines, from C$ 278. WestJet is priced at 41% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Calgary to Houston George Bush Intcntl Airport one-way?

    C$ 146 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Air Canada and United Airlines, with prices starting from C$ 154 and C$ 174, respectively.

  • What are the most reliable airlines from Calgary to Houston George Bush Intcntl Airport?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Calgary to Houston George Bush Intcntl Airport on time: Aeromexico (91%), Air Canada (78%), United Airlines (78%).

  • What are the cheapest flights from Calgary to Houston George Bush Intcntl Airport?

    Looking at all options, your cheapest flight can be booked for C$ 212. While the most popular route (Calgary - Houston George Bush Intcntl) can be booked for C$ 238 on average our data indicates C$ 1,350 when flying from Calgary to Houston George Bush Intcntl Airport.

  • Can I find deals for flights from Calgary to George Bush Intcntl that include hotel bookings?

    Yes. In addition to deals on Calgary to George Bush Intcntl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Calgary to George Bush Intcntl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Calgary to George Bush Intcntl.

  • Can I find deals for business class flights from Calgary to George Bush Intcntl?

    Yes. Cheapflights offers flight deals from Calgary to George Bush Intcntl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Calgary to Houston George Bush Intcntl Airport?

    Currently, September is the cheapest month in which you can book a flight from Calgary to Houston George Bush Intcntl Airport (average of C$ 343). Flying from Calgary to Houston George Bush Intcntl Airport in March is currently the most expensive (average of C$ 472). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Fly from Calgary to George Bush Intcntl on these airlines

Choose from the following airlines for your flight from Calgary to George Bush Intcntl. Flights are based on user searches made on Cheapflights and were last updated on 16 April 2025.
WestJet flights from Calgary to Houston George Bush Intcntl
Air Canada flights from Calgary to Houston George Bush Intcntl
United Airlines flights from Calgary to Houston George Bush Intcntl

Top 5 airlines flying from Calgary to George Bush Intcntl

Discover the top 5 airlines that operate flights from Calgary to George Bush Intcntl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 16 April 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 204AverageC$ 624FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 241AverageC$ 428FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 243AverageC$ 446FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
DeltaCheapestC$ 290AverageC$ 467FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapestC$ 356AverageC$ 544FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Calgary to George Bush Intcntl?

Deals for Calgary to George Bush Intcntl flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Calgary to George Bush Intcntl?

Cheapflights helps you find that perfect flight to George Bush Intcntl from Calgary by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Calgary to George Bush Intcntl with no change fees?

Yes, we can. To see specific flights from Calgary to George Bush Intcntl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Calgary to George Bush Intcntl become cheaper?

Yes, Cheapflights offers price alerts on Calgary to George Bush Intcntl flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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