$122+ Cheap flights from George Bush Intcntl (IAH) to Calgary (YYC)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — YYC
Nov 22 — Nov 291
Round-trip
1 adult, Economy
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Find cheap flights from George Bush Intcntl to Calgary 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”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Houston George Bush Intcntl to Calgary are usually found in January or April, booked 14 days in advance, depart on a Thursday or Sunday and return on a Saturday
Cheap flight deals from George Bush Intcntl to Calgary
Cheapest
Best
Last-minute
One-way
Cheapest flights from George Bush Intcntl to CalgaryExplore the most affordable flight options available from George Bush Intcntl to Calgary. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2026.
Explore the most affordable flight options available from George Bush Intcntl to Calgary. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2026.
This deal was found by Cheapflights users on 10/22. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/78:00 am -
Nonstop4h 30m
Sun 11/158:45 am -
Nonstop4h 15m
Deal found 10/22![WestJet logo]()
$264
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/195:44 pm -
1 stop17h 31m
Fri 1/82:55 pm -
1 stop18h 03m
Deal found 10/21![Multiple Airlines logo]()
$297
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1811:39 am -
1 stop23h 36m
Tue 11/246:00 pm -
Nonstop4h 15m
Deal found 10/19![Multiple Airlines logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/37:30 pm -
1 stop15h 45m
Sun 12/66:00 pm -
Nonstop4h 15m
Deal found 10/19![Multiple Airlines logo]()
$338
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/279:58 pm -
2 stops33h 32m
Sun 12/68:00 pm -
1 stop14h 29m
Deal found 10/22![Multiple Airlines logo]()
$342
This Kiwi.com deal was found by Cheapflights users on 10/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/306:04 pm -
1 stop30h 36m
Wed 1/206:00 pm -
Nonstop3h 15m
Deal found 10/18![Multiple Airlines logo]()
$357
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/209:58 pm -
1 stop13h 17m
Mon 11/238:45 am -
Nonstop4h 15m
Deal found 10/19![Multiple Airlines logo]()
$360
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/209:58 pm -
1 stop14h 17m
Tue 11/246:00 pm -
Nonstop3h 15m
Deal found 10/19![Multiple Airlines logo]()
$361
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/239:58 pm -
1 stop14h 17m
Thu 11/266:00 pm -
Nonstop3h 15m
Deal found 10/19![Multiple Airlines logo]()
$367
Best flights from George Bush Intcntl to CalgaryDiscover carefully curated flight deals from George Bush Intcntl to Calgary that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 23, 2026.
Discover carefully curated flight deals from George Bush Intcntl to Calgary that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 23, 2026.
This Alaska Airlines deal was found by Cheapflights users on 10/18. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:02 am -
1 stop15h 37m
Fri 11/139:09 am -
2 stops27h 15m
Deal found 10/18![Alaska Airlines logo]()
$469
This United Airlines deal was found by Cheapflights users on 10/19. 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.
Wed 11/187:20 am -
1 stop15h 33m
Tue 11/242:35 pm -
Nonstop4h 14m
Deal found 10/19![United Airlines logo]()
$476
This Delta deal was found by Cheapflights users on 10/18. 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.
Sun 12/1311:08 am -
1 stop11h 59m
Mon 12/217:25 am -
1 stop9h 32m
Deal found 10/18![Delta logo]()
$514
This Alaska Airlines deal was found by Cheapflights users on 10/18. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:57 pm -
2 stops28h 42m
Mon 11/169:09 am -
2 stops27h 15m
Deal found 10/18![Alaska Airlines logo]()
$474
This United Airlines deal was found by Cheapflights users on 10/20. 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.
Wed 12/29:33 am -
Nonstop4h 30m
Sat 12/52:35 pm -
Nonstop4h 14m
Deal found 10/20![United Airlines logo]()
$544
This Delta deal was found by Cheapflights users on 10/19. 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.
Tue 11/246:15 am -
2 stops15h 45m
Fri 11/271:25 am -
1 stop6h 21m
Deal found 10/19![Delta logo]()
$587
This Alaska Airlines deal was found by Cheapflights users on 10/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/206:06 pm -
2 stops27h 24m
Tue 1/269:00 am -
2 stops28h 27m
Deal found 10/22![Alaska Airlines logo]()
$558
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Thu 12/312:43 pm -
1 stop10h 10m
Mon 12/72:35 pm -
Nonstop4h 14m
Deal found 10/22![United Airlines logo]()
$649
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/215:58 pm -
2 stops27h 35m
Mon 12/289:03 am -
2 stops28h 27m
Deal found 10/21![Alaska Airlines logo]()
$626
This United Airlines deal was found by Cheapflights users on 10/18. 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.
Sun 12/139:33 am -
Nonstop5h 30m
Mon 12/212:35 pm -
Nonstop3h 09m
Deal found 10/18![United Airlines logo]()
$655
This Alaska Airlines deal was found by Cheapflights users on 10/18. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/46:10 pm -
2 stops28h 27m
Fri 12/119:07 am -
1 stop13h 52m
Deal found 10/18![Alaska Airlines logo]()
$651
Last-minute flights from George Bush Intcntl to CalgaryDiscover last-minute flight deals from George Bush Intcntl to Calgary. Data last updated October 23, 2026 and is based on user searches.
Discover last-minute flight deals from George Bush Intcntl to Calgary. Data last updated October 23, 2026 and is based on user searches.
This deal was found by Cheapflights users on 10/20. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/288:00 am -
Nonstop4h 30m
Fri 10/306:00 pm -
Nonstop4h 15m
Deal found 10/20![WestJet logo]()
$376
This deal was found by Cheapflights users on 10/22. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/78:00 am -
Nonstop4h 30m
Sun 11/158:45 am -
Nonstop4h 15m
Deal found 10/22![WestJet logo]()
$264
This Kiwi.com deal was found by Cheapflights users on 10/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/98:00 am -
Nonstop5h 30m
Mon 11/162:55 pm -
1 stop18h 59m
Deal found 10/18![Multiple Airlines logo]()
$377
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1811:39 am -
1 stop23h 36m
Tue 11/246:00 pm -
Nonstop4h 15m
Deal found 10/19![Multiple Airlines logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 10/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/192:26 pm -
1 stop7h 49m
Sat 11/219:50 am -
1 stop8h 01m
Deal found 10/23![Multiple Airlines logo]()
$370
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/209:58 pm -
1 stop13h 17m
Mon 11/238:45 am -
Nonstop4h 15m
Deal found 10/19![Multiple Airlines logo]()
$360
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/209:58 pm -
1 stop14h 17m
Tue 11/246:00 pm -
Nonstop3h 15m
Deal found 10/19![Multiple Airlines logo]()
$361
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/239:58 pm -
1 stop14h 17m
Thu 11/266:00 pm -
Nonstop3h 15m
Deal found 10/19![Multiple Airlines logo]()
$367
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/279:58 pm -
2 stops33h 32m
Sun 12/68:00 pm -
1 stop14h 29m
Deal found 10/22![Multiple Airlines logo]()
$342
One-way flights from George Bush Intcntl to CalgarySearch for one-way flight options from George Bush Intcntl to Calgary. Find affordable one-way fares based on user searches. Data last updated October 23, 2026.
Search for one-way flight options from George Bush Intcntl to Calgary. Find affordable one-way fares based on user searches. Data last updated October 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1811:39 am -
1 stop23h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$122
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1711:39 am -
1 stop23h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/306:26 am -
2 stops17h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/195:44 pm -
1 stop29h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 10/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/256:04 pm -
1 stop30h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Multiple Airlines logo]()
$155
This Kiwi.com deal was found by Cheapflights users on 10/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/216:04 pm -
1 stop30h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Multiple Airlines logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/176:04 pm -
1 stop17h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$161
Find flight deals from George Bush Intcntl to Calgary
Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to Calgary (YYC). 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 October 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $264 |
One-way from | $122 (Kiwi.com) |
Popular in | December |
Cheapest in | January |
Average price | $385 |
Good round-trip deal | $352 or less |
Good one-way deal | $237 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from George Bush Intcntl to Calgary 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 7,457,451 searches. Data last updated October 23, 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Calgary that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HoustonCalgary
IAH Houston George Bush Intcntl - YYC Calgary
IAHYYC
Houston George Bush Intcntl
Mon 12/21
6:04 pm-12:40 am
1 stop30h 36m
Calgary
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$156
HoustonCalgary
IAH Houston George Bush Intcntl - YYC Calgary
IAHYYC
Houston George Bush Intcntl
Wed 12/2
12:43 pm-11:53 pm
1 stop11h 10m
Calgary
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$218
HoustonCalgary
IAH Houston George Bush Intcntl - YYC Calgary
IAHYYC
Houston George Bush Intcntl
Wed 11/25
6:09 pm-7:25 pm
2 stops25h 16m
Calgary
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$230
HoustonCalgary
IAH Houston George Bush Intcntl - YYC Calgary
IAHYYC
Houston George Bush Intcntl
Thu 12/24
5:58 pm-9:33 pm
2 stops27h 35m
Calgary
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$230
HoustonCalgary
IAH Houston George Bush Intcntl - YYC Calgary
IAHYYC
Houston George Bush Intcntl
Fri 12/18
6:04 pm-6:10 pm
1 stop24h 06m
Calgary
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$233
Quickest round-trip
HoustonCalgary
IAH Houston George Bush Intcntl - YYC Calgary
IAHYYC
Houston George Bush Intcntl
Wed 11/25
2:46 pm-10:53 pm
1 stop8h 07m
Calgary
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$241
HoustonCalgary
IAH Houston George Bush Intcntl - YYC Calgary
IAHYYC
Houston George Bush Intcntl
Thu 12/24
2:37 pm-11:53 pm
1 stop9h 16m
Calgary
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$243
HoustonCalgary
IAH Houston George Bush Intcntl - YYC Calgary
IAHYYC
Houston George Bush Intcntl
Sat 12/12
12:43 pm-10:53 pm
1 stop10h 10m
Calgary
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$244
HoustonCalgary
IAH Houston George Bush Intcntl - YYC Calgary
IAHYYC
Houston George Bush Intcntl
Wed 11/11
7:02 am-10:39 pm
1 stop15h 37m
Calgary
Fri 11/13
9:09 am-12:24 pm
2 stops27h 15m
$469
HoustonCalgary
IAH Houston George Bush Intcntl - YYC Calgary
IAHYYC
Houston George Bush Intcntl
Mon 11/9
5:57 pm-10:39 pm
2 stops28h 42m
Calgary
Mon 11/16
9:09 am-12:24 pm
2 stops27h 15m
$474
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from George Bush Intcntl to Calgary
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 George Bush Intcntl to Calgary in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Houston George Bush Intcntl Airport-Calgary flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Houston George Bush Intcntl Airport-Calgary flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Calgary flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-Calgary flights, Cheapflights users trust FlightHub the most. FlightHub 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 Houston George Bush Intcntl Airport-Calgary flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from George Bush Intcntl to Calgary
Have a flexible travel schedule? Discover the best time to fly to Calgary from George Bush Intcntl with our price prediction graph.
IAH-YYC
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 Houston George Bush Intcntl Airport to Calgary
Prices
Delays
How far ahead should I book a flight from Houston George Bush Intcntl Airport to Calgary?
To ensure you get the cheapest price possible for a flight from Houston George Bush Intcntl Airport to Calgary, you should look to book at least 13 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Calgary?
Currently, January is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Calgary (average of $258). Flying from Houston George Bush Intcntl Airport to Calgary in December is currently the most expensive (average of $407). 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 IAH to YYC?
Find hourly flight availability from George Bush Intcntl to Calgary. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 23, 2026.
It’s optimal to fly from Houston George Bush Intcntl Airport to Calgary in the afternoon. By choosing this option you can save up to 17% on the cost of your flight, compared to a flight in the morning.
What is the cheapest day to fly from Houston George Bush Intcntl Airport to Calgary?
Use this chart to determine the cheapest time to fly round-trip from George Bush Intcntl to Calgary. Price data was last updated on October 17, 2026.
Travelers seeking maximum savings on their Houston George Bush Intcntl Airport to Calgary flight should consider departing on Sunday evenings when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
How often are flights from Houston to Calgary delayed?
About 15% of weekly flights between Houston and Calgary have experienced delays in the past year, with the average delay time being 130 minutes.
What is the most punctual flight time for Houston to Calgary flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Sunday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Houston to Calgary flights?
Over the last year, WestJet have had the lowest number of delays on this route, with just 15% of flights being delayed.
The best insider tips for Houston George Bush Intcntl Airport to Calgary flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Houston George Bush Intcntl Airport to Calgary trip
Our travel experts
Reviews of airlines servicing Calgary
Get insights into the airlines that provide service to Calgary. 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 Calgary. Reviews last updated October 23, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andWestJet from Houston George Bush Intcntl Airport to Calgary by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.8
Overall
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Boarding
8.1
Entertainment
7.8
Overall
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Boarding
8.1
Entertainment
7.8
Overall
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Boarding
8.1
Entertainment
7.8
Overall
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Boarding
8.1
Entertainment
7.8
Overall
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Related info for your journey
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Top 4 airlines flying from George Bush Intcntl to Calgary
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$97 | Average$311 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$141 | Average$482 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$156 | Average$353 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$179 | Average$361 | FlexibilityNo cancel fee | On-time60% |