Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Calgary to Houston George Bush Intcntl Airport from C$ 152

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 16/12. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — IAH
11 Jan — 18 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Calgary to Houston George Bush Intcntl are usually found in September or October, booked 63 days in advance, depart on a Thursday or Friday and return on a Sunday

Cheap flight deals from Calgary to George Bush Intcntl

Enter your travel dates to find the best prices.

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 12 December 2025.

Mon 15/121:30 p.m.YYC - IAH
Nonstop4h 14mUnited Airlines
Fri 30/15:00 a.m.IAH - YYC
1 stop7h 35mUnited Airlines
Deal found 11/12C$ 327
Sat 13/125:35 a.m.YYC - IAH
1 stop15h 09mAir Canada
Mon 15/1212:10 p.m.IAH - YYC
1 stop12h 18mAir Canada
Deal found 10/12C$ 341
Mon 15/122:35 p.m.YYC - IAH
1 stop8h 20mDelta
Fri 30/16:20 a.m.IAH - YYC
1 stop11h 09mDelta
Deal found 11/12C$ 383
Mon 15/126:00 a.m.YYC - IAH
1 stop9h 24mAir Canada
Fri 30/17:10 a.m.IAH - YYC
1 stop10h 54mAir Canada
Deal found 11/12C$ 392
Mon 15/126:00 a.m.YYC - IAH
1 stop9h 24mAir Canada
Wed 24/125:25 p.m.IAH - YYC
1 stop8h 04mAir Canada
Deal found 10/12C$ 405
Thu 18/126:00 a.m.YYC - IAH
1 stop9h 24mAir Canada
Sun 11/17:10 a.m.IAH - YYC
1 stop12h 44mAir Canada
Deal found 10/12C$ 410
Mon 15/126:00 a.m.YYC - IAH
1 stop9h 24mAir Canada
Tue 16/125:25 p.m.IAH - YYC
1 stop8h 04mAir Canada
Deal found 10/12C$ 412
Sat 13/126:30 a.m.YYC - IAH
1 stop14h 53mAmerican Airlines
Tue 16/125:00 a.m.IAH - YYC
1 stop7h 44mAmerican Airlines
Deal found 10/12C$ 425
Fri 12/127:30 a.m.YYC - IAH
1 stop7h 54mAir Canada
Sat 13/1211:55 a.m.IAH - YYC
1 stop10h 19mAir Canada
Deal found 10/12C$ 429
Sat 13/125:35 a.m.YYC - IAH
1 stop15h 09mAir Canada
Wed 17/125:25 p.m.IAH - YYC
1 stop8h 04mAir Canada
Deal found 10/12C$ 463
Sun 14/122:35 p.m.YYC - IAH
1 stop8h 20mDelta
Tue 16/126:40 a.m.IAH - YYC
2 stops11h 50mDelta
Deal found 10/12C$ 469

Find 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 12 December 2025.

Round-trip from

C$ 200

One-way from

C$ 153

Popular in

December

Cheapest in

September

Average price

C$ 532

Good round-trip deal

C$ 255 or less

Good one-way deal

C$ 177 or less
WestJet
  • WestJet
  • 15/1-29/1
  • Nonstop
  • 8h 45m total
  • Calgary to Houston
Search Deals
United Airlines
  • United Airlines
  • 31/3
  • Nonstop
  • 4h 17m total
  • Calgary to Houston
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 50 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Calgary to Houston George Bush Intcntl.
Search Deals
Price to beat on a one-way flight from Calgary to Houston George Bush Intcntl.
Search Deals

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 12 December 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 22/1

1:30 p.m.-6:41 p.m.

Nonstop4h 11m

Houston George Bush Intcntl

Tue 27/1

8:23 a.m.-9:53 p.m.

2 stops14h 30m

C$ 240

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Fri 16/1

6:15 a.m.-8:01 p.m.

1 stop12h 46m

Houston George Bush Intcntl

Sun 18/1

2:38 p.m.-9:53 p.m.

1 stop8h 15m

C$ 247

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Fri 16/1

6:15 a.m.-11:59 p.m.

1 stop16h 44m

Houston George Bush Intcntl

Mon 19/1

9:50 p.m.-11:35 a.m.

1 stop14h 45m

C$ 248

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Sat 7/3

1:30 p.m.-6:46 p.m.

Nonstop4h 16m

Houston George Bush Intcntl

Wed 11/3

5:00 a.m.-11:35 a.m.

1 stop7h 35m

C$ 285

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Wed 1/4

1:55 p.m.-7:12 p.m.

Nonstop4h 17m

Houston George Bush Intcntl

Wed 8/4

12:48 p.m.-9:48 p.m.

1 stop10h 00m

C$ 302

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Fri 6/3

7:40 a.m.-11:37 p.m.

2 stops14h 57m

Houston George Bush Intcntl

Mon 9/3

2:09 p.m.-8:45 p.m.

1 stop7h 36m

C$ 350

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Tue 17/2

6:30 a.m.-3:46 p.m.

1 stop8h 16m

Houston George Bush Intcntl

Tue 24/2

6:10 a.m.-11:05 p.m.

2 stops17h 55m

C$ 350

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Tue 17/2

12:15 p.m.-11:33 p.m.

2 stops10h 18m

Houston George Bush Intcntl

Fri 20/2

6:38 a.m.-7:12 p.m.

2 stops13h 34m

C$ 350

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Tue 16/12

1:30 p.m.-6:44 p.m.

Nonstop4h 14m

C$ 152

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Tue 13/1

6:00 a.m.-4:24 p.m.

1 stop9h 24m

C$ 153

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/12

Showing 1-10 of 19 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 5 December 2025.

Booking 50 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$ 177). Flying from Calgary to Houston George Bush Intcntl Airport in February is currently the most expensive (average of C$ 270). 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 12 December 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.

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 12 December 2025.
Get a feel of what it's like to fly with Delta,United Airlines, andAmerican Airlines from Calgary to Houston George Bush Intcntl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,007 reviews
Check prices

Entertainment

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,007 reviews
Delta
7.9
Good
8,007 reviews
Check prices

Entertainment

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,095 reviews
Delta
7.9
Good
8,007 reviews
Check prices

Entertainment

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,050 reviews
Delta
7.9
Good
8,007 reviews
Check prices

Entertainment

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
WestJet
7.2
Good
3,195 reviews
Delta
7.9
Good
8,007 reviews
Check prices

Entertainment

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Air Canada
7.1
Good
10,516 reviews
Delta
7.9
Good
8,007 reviews
Check prices

Entertainment

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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 6 flights from Calgary to Houston George Bush Intcntl per day from 5 different airlines.

  • How long is the flight from Calgary to Houston George Bush Intcntl Airport?

    A quick flight from Calgary to Houston George Bush Intcntl Airport can take about 4h 11m. United Airlines provides one of the quickest options available for as low as C$ 240. The distance from Calgary to Houston George Bush Intcntl Airport is about 2812 km. All flights are typically direct.

  • 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$ 148. Other airlines that can offer you cheap pricing are American Airlines, from C$ 168, and United Airlines, from C$ 172. Air Canada is priced at 61% 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$ 136 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on United Airlines and Air Canada, with prices starting from C$ 180 and C$ 194, 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: Delta (82%), 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$ 137. While the most popular route (Calgary - Houston George Bush Intcntl) can be booked for C$ 207 on average, our data indicates C$ 325 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$ 177). Flying from Calgary to Houston George Bush Intcntl Airport in February is currently the most expensive (average of C$ 270). 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.

See more FAQs

Travelling to a place near Houston George Bush Intcntl Airport?

Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locations
Humble
Katy
Cypress

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 12 December 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 12 December 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 168AverageC$ 395FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapestC$ 196AverageC$ 434FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 223AverageC$ 347FlexibilityNo cancel feeOn-time60%
Search WestJet flights
DeltaCheapestC$ 243AverageC$ 442FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapestC$ 262AverageC$ 649FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.