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Cheap flights from Calgary to Houston George Bush Intcntl Airport from C$ 176

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 1/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — IAH
1 Apr — 8 Apr1
1 adult

Cheapflights Tip: The best prices from Calgary to Houston George Bush Intcntl are usually found in September or January, 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 27 March 2025.

Round-trip from

C$ 295

One-way from

C$ 176

Popular in

December

Cheapest in

September

Average price

C$ 467

Good round-trip deal

C$ 388 or less

Good one-way deal

C$ 263 or less
Air Canada
  • Air Canada
  • 9/4-16/4
  • 1 total stop
  • 13h 58m total
  • Calgary to Houston
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WestJet
  • WestJet
  • 1/7
  • Nonstop
  • 4h 12m total
  • Calgary to Houston
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 68 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 16 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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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.
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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 27 March 2025.

Wed 9/41:55 p.m.YYC - IAH
Nonstop4h 15mAir Canada
Wed 16/44:30 p.m.IAH - YYC
1 stop9h 43mAir Canada
Deal found 26/3C$ 295
Thu 1/55:30 p.m.YYC - IAH
Nonstop4h 12mMultiple Airlines
Wed 7/54:08 p.m.IAH - YYC
1 stop28h 57mMultiple Airlines
Deal found 26/3C$ 324
Thu 24/75:30 p.m.YYC - IAH
Nonstop4h 12mWestJet
Thu 31/78:00 a.m.IAH - YYC
Nonstop4h 17mWestJet
Deal found 26/3C$ 338
Sat 10/56:15 a.m.YYC - IAH
2 stops17h 36mUnited Airlines
Sat 17/58:40 a.m.IAH - YYC
2 stops14h 08mUnited Airlines
Deal found 26/3C$ 345
Mon 14/48:00 a.m.YYC - IAH
2 stops14h 20mDelta
Fri 18/42:20 p.m.IAH - YYC
1 stop7h 27mDelta
Deal found 26/3C$ 354
Tue 15/41:17 p.m.YYC - IAH
2 stops27h 19mAmerican Airlines
Sat 19/410:04 a.m.IAH - YYC
1 stop12h 41mAmerican Airlines
Deal found 26/3C$ 357

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 27 March 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

Fri 23/5

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

Nonstop4h 11m

Houston George Bush Intcntl

Mon 26/5

3:00 p.m.-6:20 p.m.

Nonstop4h 20m

C$ 281

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Wed 9/4

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

Nonstop4h 15m

Houston George Bush Intcntl

Wed 16/4

4:30 p.m.-1:13 a.m.

1 stop9h 43m

C$ 295

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Fri 2/5

12:30 a.m.-6:29 p.m.

1 stop16h 59m

Houston George Bush Intcntl

Sun 11/5

8:00 a.m.-11:17 a.m.

Nonstop4h 17m

C$ 323

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Fri 2/5

1:30 p.m.-10:35 a.m.

2 stops20h 05m

Houston George Bush Intcntl

Tue 6/5

10:15 p.m.-1:53 p.m.

1 stop16h 38m

C$ 345

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Mon 14/4

8:00 a.m.-11:20 p.m.

2 stops14h 20m

Houston George Bush Intcntl

Fri 18/4

2:20 p.m.-8:47 p.m.

1 stop7h 27m

C$ 354

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Tue 15/4

1:17 p.m.-5:36 p.m.

2 stops27h 19m

Houston George Bush Intcntl

Sat 19/4

10:04 a.m.-9:45 p.m.

1 stop12h 41m

C$ 357

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Tue 1/7

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

Nonstop4h 12m

C$ 176

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Fri 11/4

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

Nonstop4h 15m

C$ 177

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Mon 2/6

8:00 a.m.-1:11 p.m.

Nonstop4h 11m

C$ 181

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Sun 18/5

12:30 a.m.-6:00 p.m.

1 stop16h 30m

C$ 203

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/3

Showing 1-10 of 13 results
1
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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 21 March 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 27 March 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.

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 27 March 2025.
See what other customers who have flown with Delta, United Airlines and American 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.
Delta
8.0
Very good
7,895 reviews
Check prices

Food

7.3

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Crew

8.5

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
7,895 reviews
Delta
8.0
Very good
7,895 reviews
Check prices

Food

7.3

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Crew

8.5

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
8,603 reviews
Delta
8.0
Very good
7,895 reviews
Check prices

Food

7.3

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Crew

8.5

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
7,895 reviews
Check prices

Food

7.3

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Crew

8.5

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
2,785 reviews
Delta
8.0
Very good
7,895 reviews
Check prices

Food

7.3

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Crew

8.5

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
8,972 reviews
Delta
8.0
Very good
7,895 reviews
Check prices

Food

7.3

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Crew

8.5

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?

    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 3 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$ 295. Other airlines that can offer you cheap pricing are WestJet, from C$ 338, and United Airlines, from C$ 345. Air Canada is priced at 35% 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$ 176 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$ 181 and C$ 184, 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 (90%), Air Canada (87%), United Airlines (87%).

  • 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$ 173. While the most popular route (Calgary - Houston George Bush Intcntl) can be booked for C$ 295 on average our data indicates C$ 1,369 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 27 March 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 27 March 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 209AverageC$ 641FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 249AverageC$ 454FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 290AverageC$ 455FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
DeltaCheapestC$ 298AverageC$ 479FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapestC$ 394AverageC$ 601FlexibilityNo cancel feeOn-time71%
Search American 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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