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George Bush Intcntl

$121+ Cheap flights from Calgary (YYC) to George Bush Intcntl (IAH)

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 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — IAH
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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Find cheap flights from Calgary to George Bush Intcntl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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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 Saturday or Wednesday and return on a Wednesday

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 April 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$187
(FlightHub)

One-way from

$121
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$284

Good round-trip deal

$188 or less

Good one-way deal

$123 or less
Provider with most accurate pricing for Calgary-Houston George Bush Intcntl flight deals.
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Provider most trusted by Cheapflights users for Calgary-Houston George Bush Intcntl flights.
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From Calgary to Houston George Bush Intcntl
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One-way flight from Calgary to Houston George Bush Intcntl
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Highest demand for flights based on searches. 13% potential increase in price ($46 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($10 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 April 30, 2025.

This FlightHub deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/145:30 pmYYC - IAH
Nonstop4h 12mWestJet
Thu 5/153:00 pmIAH - YYC
Nonstop4h 21mWestJet
Deal found 4/28$187
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2412:45 pmYYC - IAH
1 stop8h 59mAmerican Airlines
Tue 5/277:48 amIAH - YYC
1 stop15h 02mAmerican Airlines
Deal found 4/28$208
This Flightnetwork deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/19:00 amYYC - IAH
Nonstop4h 11mMultiple Airlines
Tue 6/107:20 amIAH - YYC
1 stop8h 58mMultiple Airlines
Deal found 4/28$220
This Air Canada deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/38:00 amYYC - IAH
Nonstop4h 11mAir Canada
Tue 6/109:45 amIAH - YYC
1 stop11h 43mAir Canada
Deal found 4/28$232
This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/248:00 amYYC - IAH
Nonstop4h 11mUnited Airlines
Tue 5/275:00 amIAH - YYC
1 stop14h 21mUnited Airlines
Deal found 4/28$242
This Delta deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/26:30 amYYC - IAH
2 stops12h 50mDelta
Thu 6/126:22 amIAH - YYC
2 stops17h 38mDelta
Deal found 4/27$254
This Flysmarter deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/16:45 amYYC - IAH
1 stop9h 44mBritish Airways
Tue 6/102:29 pmIAH - YYC
2 stops10h 00mBritish Airways
Deal found 4/28$373

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 2,558,603 searches. Data last updated April 30, 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

Wed 5/14

5:30 pm-10:42 pm

Nonstop4h 12m

Houston George Bush Intcntl

Thu 5/15

3:00 pm-6:21 pm

Nonstop4h 21m

$187

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Sat 5/24

12:45 pm-10:44 pm

1 stop8h 59m

Houston George Bush Intcntl

Tue 5/27

7:48 am-9:50 pm

1 stop15h 02m

$208

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Sun 6/1

9:00 am-2:11 pm

Nonstop4h 11m

Houston George Bush Intcntl

Tue 6/10

7:20 am-3:18 pm

1 stop8h 58m

$220

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Tue 6/3

8:00 am-1:11 pm

Nonstop4h 11m

Houston George Bush Intcntl

Tue 6/10

9:45 am-8:28 pm

1 stop11h 43m

$232

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Sat 5/24

8:00 am-1:11 pm

Nonstop4h 11m

Houston George Bush Intcntl

Tue 5/27

5:00 am-6:21 pm

1 stop14h 21m

$242

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Mon 6/2

6:30 am-8:20 pm

2 stops12h 50m

Houston George Bush Intcntl

Thu 6/12

6:22 am-11:00 pm

2 stops17h 38m

$254

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Sun 6/1

6:45 am-5:29 pm

1 stop9h 44m

Houston George Bush Intcntl

Tue 6/10

2:29 pm-11:29 pm

2 stops10h 00m

$373

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Sun 5/18

9:00 am-2:11 pm

Nonstop4h 11m

$121

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Tue 5/27

6:45 am-9:57 pm

1 stop14h 12m

$130

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Sun 5/18

7:00 am-3:49 pm

1 stop7h 49m

$133

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 13 results
1
2

Compare providers for flights from Calgary to George Bush Intcntl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Calgary to George Bush Intcntl in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Calgary-Houston George Bush Intcntl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Calgary-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Calgary-Houston George Bush Intcntl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Calgary-Houston George Bush Intcntl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Calgary-Houston George Bush Intcntl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for Calgary to Houston George Bush Intcntl Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Calgary to Houston George Bush Intcntl Airport trip
Airlines
WestJet

WestJet's PremiumFlex includes two checked bags, seat selection, and no change fees.


WestJet's Elevation Lounge in Calgary offers hot food and showers for eligible passengers.

Read more about WestJetby Mark Chesnut
United Airlines

United's Polaris Lounges offer showers, napping areas, and dining for premium passengers.


United's Economy Plus offers extra legroom and priority boarding for MileagePlus Premier members.

Read more about United Airlinesby Harriet Baskas
Airports
YYC

For a quick ride to downtown Calgary, take Route 300, a rapid transit bus from YYC, offering a faster connection.

Read more about YYCby Jenna Scatena
IAH

For a quick trip to downtown Houston from IAH, consider using Uber or Lyft, which can pick up passengers at Terminals A, B, and C.

Read more about IAHby Evie Carrick
Our travel experts
Mark Chesnut

Mark Chesnut

Expert on WestJet

Mark Chesnut

Mark Chesnut

Mark Chesnut is a travel writer and public speaker with more than 30 years of experience. The 2019 winner of the NLGJA Excellence in Travel Writing Award, Mark is the author of the book “Prepare for Departure” and has covered air travel for multiple top consumer and trade media outlets.

Read more
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Evie Carrick

Evie Carrick

Expert on IAH

Evie Carrick

Evie Carrick

Evie Carrick is a writer and editor who has lived in five countries and traveled to over 50, with extensive experience flying around the world. She was born in Colorado, but has spent time flying to both coasts to visit family. She writes regularly for Travel + Leisure, BuzzFeed, and SKI and recently published seven travel journals with Simon & Schuster.

Read more
Jenna Scatena

Jenna Scatena

Expert on YYC

Jenna Scatena

Jenna Scatena

Journalist and Travel Writer, Jenna Scatena is an award-winning travel writer with a love for sharing stories and exploring new places, especially by Vespa. Though she's from San Francisco, she has spent a significant chunk of her vacation days over the last decade eating her way through Texas and sleeping in hotels around the world—especially in California, the Middle East, and Europe.

Read more

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 April 25, 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, August is the cheapest month in which you can book a flight from Calgary to Houston George Bush Intcntl Airport (average of $241). Flying from Calgary to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). 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 April 30, 2025.

When flying from Calgary to Houston George Bush Intcntl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 62% versus a flight at noon.

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 3.2 - 5.9 inches per month. June is typically the wettest month, when rainfall can reach 5.9 in. February is typically the driest time to visit Houston George Bush Intcntl Airport when rainfall is around 3.2 in.

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 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 53.6 F).

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 April 30, 2025.
Read reviews from past customers who have flown Delta, United Airlines and American Airlines from Calgary to Houston. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,936 reviews
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
WestJet
7.2
Good
2,826 reviews
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air Canada
7.0
Good
9,242 reviews
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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?

    For a flight from Calgary to Houston George Bush Intcntl, you will be flying from Calgary. Calgary (YYC) is just 5.8 mi from the center of the city. Calgary is the only Calgary airport and it handles 3 outbound flights to Houston George Bush Intcntl per day. 4 airlines have flights to Houston George Bush Intcntl from Calgary on a regular basis.

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

    Currently priced at $187, WestJet will fly you from Calgary to Houston George Bush Intcntl Airport and back. In addition to WestJet, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Air Canada - these airlines can fly you to your destination from $208 and $232, respectively. You may be able to fly from Calgary to Houston George Bush Intcntl Airport for 39% less than the average price by searching for these airlines.

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

    $121 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on American Airlines and Air Canada, with prices starting from $130 and $133, respectively.

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

    Before booking your flight to Houston George Bush Intcntl Airport from Calgary, check out the most reliable airlines to get you to your destination on time: Aeromexico (91%), Air Canada (78%), United Airlines( 78%).

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

    Looking for the cheapest flight from Calgary to Houston George Bush Intcntl Airport? While on average our users pay $236, our data indicates the cheapest price to be $103. The most popular route (Calgary - Houston George Bush Intcntl), is priced around $208.

  • 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, August is the cheapest month in which you can book a flight from Calgary to Houston George Bush Intcntl Airport (average of $241). Flying from Calgary to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). 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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Alternative routes for Calgary to George Bush Intcntl

See prices for flight routes from nearby airports that may be better suited for you.
Calgary to Hobby flights
Edmonton to Hobby flights
Edmonton to George Bush Intcntl flights
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Top 4 airlines flying from Calgary to George Bush Intcntl

Discover the top 4 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 2,558,603 searches. Data last updated April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$161Average$335FlexibilityNo cancel feeOn-time67%
WestJetCheapest$172Average$319FlexibilityNo cancel feeOn-time60%
DeltaCheapest$293Average$360FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$306Average$396FlexibilityNo cancel feeOn-time69%

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