Cheap flights from Calgary to Houston George Bush Intcntl Airport from C$ 209

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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — IAH
18 Jun — 25 Jun1
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 Friday 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 19 May 2026.

Fri 13/117:30 a.m.
YYC
-
IAH
Nonstop4h 15m
WestJet
Tue 17/116:20 p.m.
IAH
-
YYC
Nonstop4h 31m
WestJet
Deal found 16/5C$ 352
Thu 30/75:30 p.m.
YYC
-
IAH
Nonstop4h 10m
WestJet
Sun 2/86:30 a.m.
IAH
-
YYC
Nonstop4h 20m
WestJet
Deal found 17/5C$ 355
Thu 30/75:30 p.m.
YYC
-
IAH
Nonstop4h 10m
WestJet
Thu 13/82:50 p.m.
IAH
-
YYC
Nonstop4h 20m
WestJet
Deal found 18/5C$ 356
Fri 9/108:45 a.m.
YYC
-
IAH
Nonstop4h 10m
WestJet
Thu 15/102:50 p.m.
IAH
-
YYC
Nonstop4h 20m
WestJet
Deal found 16/5C$ 357
Thu 3/127:30 a.m.
YYC
-
IAH
Nonstop4h 15m
WestJet
Mon 7/126:20 p.m.
IAH
-
YYC
Nonstop4h 31m
WestJet
Deal found 15/5C$ 364
Mon 24/85:30 p.m.
YYC
-
IAH
Nonstop4h 10m
WestJet
Sun 30/86:30 a.m.
IAH
-
YYC
Nonstop4h 20m
WestJet
Deal found 17/5C$ 366
Wed 10/68:45 a.m.
YYC
-
IAH
Nonstop4h 10m
WestJet
Thu 10/92:50 p.m.
IAH
-
YYC
Nonstop4h 20m
WestJet
Deal found 14/5C$ 367
Thu 20/85:30 p.m.
YYC
-
IAH
Nonstop4h 10m
WestJet
Thu 27/82:50 p.m.
IAH
-
YYC
Nonstop4h 20m
WestJet
Deal found 15/5C$ 368
Thu 9/75:30 p.m.
YYC
-
IAH
Nonstop4h 10m
WestJet
Wed 15/72:50 p.m.
IAH
-
YYC
Nonstop4h 20m
WestJet
Deal found 14/5C$ 370
Thu 24/97:00 a.m.
YYC
-
IAH
1 stop7h 37m
Air Canada
Sun 27/94:45 p.m.
IAH
-
YYC
1 stop9h 54m
Air Canada
Deal found 17/5C$ 372
Sat 19/98:45 a.m.
YYC
-
IAH
Nonstop4h 10m
WestJet
Sun 27/92:50 p.m.
IAH
-
YYC
Nonstop4h 20m
WestJet
Deal found 17/5C$ 375

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 19 May 2026.

Round-trip from

C$ 352

One-way from

C$ 209

Popular in

February

Cheapest in

September

Average price

C$ 488

Good round-trip deal

C$ 407 or less

Good one-way deal

C$ 273 or less
WestJet
  • WestJet
  • 13/11-17/11
  • Nonstop
  • 8h 46m total
  • Calgary to Houston
WestJet
  • WestJet
  • 9/6
  • Nonstop
  • 4h 10m total
  • Calgary to Houston
Highest demand for flights based on searches. 6% potential increase in price (C$ 35 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease (C$ 17 potential savings vs. average RT price).
Average for round-trip flights in May 2026
Price to beat on a round-trip flight from Calgary to Houston George Bush Intcntl.
Price to beat on a one-way flight from Calgary to Houston George Bush Intcntl.

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 19 May 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

Sat 24/10

7:45 a.m.-9:36 p.m.

2 stops12h 51m

Houston George Bush Intcntl

Mon 26/10

6:30 a.m.-11:13 p.m.

2 stops17h 43m

C$ 400

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Sat 31/10

7:45 a.m.-10:04 p.m.

2 stops13h 19m

Houston George Bush Intcntl

Wed 4/11

6:30 a.m.-12:47 p.m.

1 stop7h 17m

C$ 400

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Wed 5/8

6:45 a.m.-5:40 p.m.

1 stop9h 55m

Houston George Bush Intcntl

Wed 12/8

10:53 a.m.-8:35 p.m.

1 stop10h 42m

C$ 412

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Sat 19/9

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

Nonstop4h 10m

Houston George Bush Intcntl

Sun 27/9

10:45 a.m.-8:44 p.m.

1 stop10h 59m

C$ 500

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Fri 14/8

6:45 a.m.-5:40 p.m.

1 stop9h 55m

Houston George Bush Intcntl

Fri 4/9

7:50 a.m.-10:15 p.m.

2 stops15h 25m

C$ 515

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Fri 13/11

8:55 a.m.-9:10 p.m.

1 stop11h 15m

Houston George Bush Intcntl

Tue 17/11

11:50 a.m.-7:14 p.m.

1 stop8h 24m

C$ 531
Quickest round-trip

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Thu 30/7

5:30 p.m.-10:40 p.m.

Nonstop4h 10m

Houston George Bush Intcntl

Sun 2/8

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

Nonstop4h 20m

C$ 535

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Sat 15/8

7:00 a.m.-9:36 p.m.

2 stops13h 36m

Houston George Bush Intcntl

Thu 3/9

10:45 a.m.-7:40 p.m.

2 stops9h 55m

C$ 542

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Tue 21/7

8:45 a.m.-12:04 a.m.

2 stops14h 19m

Houston George Bush Intcntl

Wed 29/7

7:10 a.m.-5:20 p.m.

1 stop11h 10m

C$ 544

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Thu 4/6

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

Nonstop4h 18m

Houston George Bush Intcntl

Tue 9/6

5:04 a.m.-11:32 a.m.

1 stop7h 28m

C$ 558

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/5

Showing 1-10 of 23 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?

Booking 75 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$ 250). Flying from Calgary to Houston George Bush Intcntl Airport in February is currently the most expensive (average of C$ 531). 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 19 May 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 19 May 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.

Comfort

7.8

Food

7.2

Overall

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,

Comfort

7.8

Food

7.2

Overall

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,

Comfort

7.8

Food

7.2

Overall

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,

Comfort

7.8

Food

7.2

Overall

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,

Comfort

7.8

Food

7.2

Overall

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,

Comfort

7.8

Food

7.2

Overall

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,

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.

  • 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 12h 51m. Delta provides one of the quickest options available for as low as C$ 400. The distance from Calgary to Houston George Bush Intcntl Airport is about 2812 km.

  • 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$ 189, and Delta, from C$ 242. Air Canada is priced at 63% 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: Delta (80%), Aeromexico (79%), WestJet (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$ 188. While the most popular route (Calgary - Houston George Bush Intcntl) can be booked for C$ 355 on average, our data indicates C$ 1,313 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$ 250). Flying from Calgary to Houston George Bush Intcntl Airport in February is currently the most expensive (average of C$ 531). 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 19 May 2026.

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 19 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 147AverageC$ 411FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 189AverageC$ 366FlexibilityNo cancel feeOn-time60%
Search WestJet flights
DeltaCheapestC$ 242AverageC$ 411FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapestC$ 261AverageC$ 555FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapestC$ 305AverageC$ 458FlexibilityNo 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?

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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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