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Cheap flights from Calgary to Houston George Bush Intcntl Airport from C$ 179

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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — IAH
15 May — 22 May1
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 76 days in advance, depart on a Thursday or Wednesday and return on a Wednesday

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 15 April 2026.

Sun 21/65:30 p.m.
YYC
-
IAH
Nonstop4h 10m
WestJet
Fri 3/72:50 p.m.
IAH
-
YYC
Nonstop4h 20m
WestJet
Deal found 11/4C$ 335
Wed 3/65:30 p.m.
YYC
-
IAH
Nonstop4h 10m
WestJet
Wed 10/62:50 p.m.
IAH
-
YYC
Nonstop4h 20m
WestJet
Deal found 10/4C$ 336
Fri 5/68:45 a.m.
YYC
-
IAH
Nonstop4h 10m
WestJet
Sat 13/66:30 a.m.
IAH
-
YYC
Nonstop4h 20m
WestJet
Deal found 13/4C$ 337
Thu 30/45:30 p.m.
YYC
-
IAH
Nonstop4h 10m
WestJet
Mon 4/56:30 a.m.
IAH
-
YYC
Nonstop4h 20m
WestJet
Deal found 10/4C$ 339
Wed 27/58:45 a.m.
YYC
-
IAH
Nonstop4h 10m
WestJet
Tue 2/62:50 p.m.
IAH
-
YYC
Nonstop4h 20m
WestJet
Deal found 11/4C$ 340
Thu 1/108:45 a.m.
YYC
-
IAH
Nonstop4h 10m
WestJet
Tue 13/102:50 p.m.
IAH
-
YYC
Nonstop4h 20m
WestJet
Deal found 11/4C$ 341
Thu 20/88:45 a.m.
YYC
-
IAH
Nonstop4h 10m
WestJet
Wed 26/86:30 a.m.
IAH
-
YYC
Nonstop4h 20m
WestJet
Deal found 12/4C$ 343
Tue 25/85:30 p.m.
YYC
-
IAH
Nonstop4h 10m
WestJet
Sat 29/86:30 a.m.
IAH
-
YYC
Nonstop4h 20m
WestJet
Deal found 10/4C$ 344
Wed 3/68:45 a.m.
YYC
-
IAH
Nonstop4h 10m
WestJet
Wed 24/66:30 a.m.
IAH
-
YYC
Nonstop4h 20m
WestJet
Deal found 12/4C$ 346
Tue 23/68:45 a.m.
YYC
-
IAH
Nonstop4h 10m
WestJet
Fri 3/72:50 p.m.
IAH
-
YYC
Nonstop4h 20m
WestJet
Deal found 11/4C$ 347
Sun 24/55:30 p.m.
YYC
-
IAH
Nonstop4h 10m
WestJet
Tue 2/62:50 p.m.
IAH
-
YYC
Nonstop4h 20m
WestJet
Deal found 12/4C$ 348
Thu 18/68:45 a.m.
YYC
-
IAH
Nonstop4h 10m
WestJet
Tue 30/62:50 p.m.
IAH
-
YYC
Nonstop4h 20m
WestJet
Deal found 11/4C$ 350

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 15 April 2026.

Round-trip from

C$ 335

One-way from

C$ 179

Popular in

February

Cheapest in

September

Average price

C$ 424

Good round-trip deal

C$ 455 or less

Good one-way deal

C$ 248 or less
WestJet
  • WestJet
  • 21/6-3/7
  • Nonstop
  • 8h 30m total
  • Calgary to Houston
Search Deals
WestJet
  • WestJet
  • 5/6
  • Nonstop
  • 4h 10m total
  • Calgary to Houston
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 53 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).
Search Deals
Average for round-trip flights in April 2026
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 15 April 2026.
Use the filters below to find and compare flights from Calgary to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Mon 1/6

8:45 a.m.-1:55 p.m.

Nonstop4h 10m

Houston George Bush Intcntl

Mon 8/6

6:30 a.m.-7:40 p.m.

2 stops14h 10m

C$ 464

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Tue 5/5

12:29 p.m.-9:34 p.m.

1 stop8h 05m

Houston George Bush Intcntl

Wed 10/6

10:52 a.m.-8:38 p.m.

1 stop10h 46m

C$ 480

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Fri 9/10

2:45 p.m.-11:28 p.m.

1 stop7h 43m

Houston George Bush Intcntl

Sun 11/10

8:15 a.m.-5:10 p.m.

1 stop9h 55m

C$ 494

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Sat 23/5

8:45 a.m.-1:55 p.m.

Nonstop4h 10m

Houston George Bush Intcntl

Wed 27/5

11:34 a.m.-8:05 p.m.

1 stop9h 31m

C$ 501
Quickest round-trip

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Thu 11/6

8:45 a.m.-1:55 p.m.

Nonstop4h 10m

Houston George Bush Intcntl

Sun 14/6

6:30 a.m.-9:50 a.m.

Nonstop4h 20m

C$ 501

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Wed 22/7

7:00 a.m.-7:58 p.m.

1 stop11h 58m

Houston George Bush Intcntl

Wed 29/7

6:30 a.m.-9:50 a.m.

Nonstop4h 20m

C$ 501

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Thu 7/5

7:45 a.m.-7:09 p.m.

1 stop10h 24m

Houston George Bush Intcntl

Wed 10/6

10:52 a.m.-8:38 p.m.

1 stop10h 46m

C$ 529

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Mon 4/5

6:40 a.m.-5:42 p.m.

1 stop10h 02m

Houston George Bush Intcntl

Wed 10/6

10:52 a.m.-8:38 p.m.

1 stop10h 46m

C$ 529

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Sun 24/5

8:00 a.m.-1:18 p.m.

Nonstop4h 18m

Houston George Bush Intcntl

Wed 27/5

6:30 a.m.-9:48 p.m.

1 stop16h 18m

C$ 542

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Sat 23/5

8:00 a.m.-1:18 p.m.

Nonstop4h 18m

Houston George Bush Intcntl

Wed 27/5

5:04 a.m.-10:37 p.m.

1 stop18h 33m

C$ 563

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/4

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

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 10 April 2026.

Booking 76 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, February is the cheapest month in which you can book a flight from Calgary to Houston George Bush Intcntl Airport (average of C$ 165). Flying from Calgary to Houston George Bush Intcntl Airport in July is currently the most expensive (average of C$ 274). 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 15 April 2026.

When flying from Calgary to Houston George Bush Intcntl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Calgary to Houston George Bush Intcntl Airport?

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 15 April 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andWestJet 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
8,405 reviews
Check prices

Comfort

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

Overall

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
8,405 reviews
Delta
7.9
Good
8,405 reviews
Check prices

Comfort

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

Overall

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
9,581 reviews
Delta
7.9
Good
8,405 reviews
Check prices

Comfort

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

Overall

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
3,320 reviews
Delta
7.9
Good
8,405 reviews
Check prices

Comfort

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

Overall

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
10,923 reviews
Delta
7.9
Good
8,405 reviews
Check prices

Comfort

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

Overall

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 4 flights from Calgary to Houston George Bush Intcntl per day from 4 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 10m. Delta provides one of the quickest options available for as low as C$ 464. 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$ 147. Other airlines that can offer you cheap pricing are WestJet, from C$ 190, and Delta, from C$ 242. Air Canada is priced at 62% lower than the current average price of a flight leaving 3 months from now.

  • 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 (83%), Air Canada (77%), United Airlines (77%).

  • 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$ 168. While the most popular route (Calgary - Houston George Bush Intcntl) can be booked for C$ 337 on average, our data indicates C$ 1,146 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, February is the cheapest month in which you can book a flight from Calgary to Houston George Bush Intcntl Airport (average of C$ 165). Flying from Calgary to Houston George Bush Intcntl Airport in July is currently the most expensive (average of C$ 274). 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
Cypress

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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 15 April 2026.
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 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 629,999 searches. Data last updated 15 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 147AverageC$ 420FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 190AverageC$ 359FlexibilityNo cancel feeOn-time60%
Search WestJet flights
DeltaCheapestC$ 242AverageC$ 412FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapestC$ 262AverageC$ 528FlexibilityNo 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.

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