$89+ 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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — YYC
Oct 10 — Oct 171
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 Saturday 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 September 10, 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 September 10, 2026.
This Gotogate deal was found by Cheapflights users on 9/6. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/164:45 pm -
1 stop9h 59m
Thu 10/226:00 am -
1 stop8h 37m
Deal found 9/6![Air Canada logo]()
$217
This deal was found by Cheapflights users on 9/10. 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.
Fri 10/236:30 am -
Nonstop4h 20m
Tue 10/276:00 pm -
Nonstop4h 15m
Deal found 9/10![WestJet logo]()
$224
This Justfly.com deal was found by Cheapflights users on 9/9. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/51:50 pm -
Nonstop5h 30m
Wed 11/116:00 pm -
Nonstop3h 15m
Deal found 9/9![WestJet logo]()
$227
This Trip.com deal was found by Cheapflights users on 9/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:30 am -
Nonstop4h 20m
Thu 10/85:30 pm -
Nonstop4h 10m
Deal found 9/8![WestJet logo]()
$228
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 11/178:00 am -
Nonstop5h 30m
Thu 11/266:00 pm -
Nonstop3h 15m
Deal found 9/8![WestJet logo]()
$229
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/152:50 pm -
Nonstop4h 20m
Wed 10/218:45 am -
Nonstop4h 10m
Deal found 9/9![WestJet logo]()
$230
This Trip.com deal was found by Cheapflights users on 9/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/232:50 pm -
Nonstop4h 20m
Mon 10/266:00 pm -
Nonstop4h 15m
Deal found 9/9![WestJet logo]()
$231
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 11/208:00 am -
Nonstop5h 30m
Wed 11/256:00 pm -
Nonstop3h 15m
Deal found 9/8![WestJet logo]()
$232
This Justfly.com deal was found by Cheapflights users on 9/9. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:30 am -
Nonstop4h 20m
Sun 11/18:45 am -
Nonstop3h 15m
Deal found 9/9![WestJet logo]()
$233
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/22:50 pm -
Nonstop4h 20m
Tue 10/68:45 am -
Nonstop4h 10m
Deal found 9/9![WestJet logo]()
$234
This FlightHub deal was found by Cheapflights users on 9/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/261:50 pm -
Nonstop5h 30m
Sun 11/296:00 pm -
Nonstop3h 15m
Deal found 9/8![WestJet logo]()
$236
This FlightHub deal was found by Cheapflights users on 9/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/12:50 pm -
Nonstop4h 20m
Sun 10/118:45 am -
Nonstop4h 10m
Deal found 9/8![WestJet logo]()
$240
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 September 10, 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 September 10, 2026.
This United deal was found by Cheapflights users on 9/8. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/169:30 am -
Nonstop4h 24m
Mon 10/1911:55 pm -
1 stop10h 12m
Deal found 9/8![Multiple Airlines logo]()
$283
This United Airlines deal was found by Cheapflights users on 9/5. 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 11/510:05 pm -
1 stop15h 30m
Wed 11/111:37 pm -
1 stop9h 53m
Deal found 9/5![United Airlines logo]()
$296
This Delta deal was found by Cheapflights users on 9/8. 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 1/197:50 am -
1 stop7h 17m
Sun 1/247:15 am -
1 stop9h 27m
Deal found 9/8![Delta logo]()
$380
This United Airlines deal was found by Cheapflights users on 9/5. 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.
Mon 9/2110:19 pm -
1 stop14h 12m
Sun 11/222:35 pm -
Nonstop3h 14m
Deal found 9/5![United Airlines logo]()
$337
This United Airlines deal was found by Cheapflights users on 9/5. 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.
Mon 9/2110:19 pm -
1 stop14h 12m
Mon 11/162:35 pm -
Nonstop3h 14m
Deal found 9/5![United Airlines logo]()
$337
This Delta deal was found by Cheapflights users on 9/9. 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.
Wed 10/147:00 am -
2 stops17h 10m
Sun 10/186:35 am -
1 stop9h 59m
Deal found 9/9![Delta logo]()
$411
This United Airlines deal was found by Cheapflights users on 9/7. 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 12/175:00 am -
1 stop15h 12m
Fri 12/252:35 pm -
Nonstop3h 09m
Deal found 9/7![United Airlines logo]()
$351
This Delta deal was found by Cheapflights users on 9/10. 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.
Fri 3/58:00 am -
Nonstop5h 30m
Thu 3/118:45 am -
1 stop6h 50m
Deal found 9/10![Delta logo]()
$424
This Delta deal was found by Cheapflights users on 9/8. 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.
Fri 9/252:25 pm -
1 stop9h 41m
Sun 9/275:30 pm -
Nonstop4h 10m
Deal found 9/8![Delta logo]()
$465
This United Airlines deal was found by Cheapflights users on 9/5. 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.
Mon 10/59:30 am -
Nonstop4h 24m
Fri 10/91:27 pm -
1 stop9h 32m
Deal found 9/5![United Airlines logo]()
$477
This Delta deal was found by Cheapflights users on 9/9. 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.
Wed 10/147:00 am -
2 stops17h 10m
Fri 10/167:00 am -
2 stops13h 17m
Deal found 9/9![Delta logo]()
$500
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Fri 12/185:00 am -
1 stop8h 35m
Sat 12/197:00 am -
1 stop14h 52m
Deal found 9/6![United Airlines logo]()
$531
Last-minute flights from George Bush Intcntl to CalgaryDiscover last-minute flight deals from George Bush Intcntl to Calgary. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from George Bush Intcntl to Calgary. Data last updated September 10, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 9/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/12:50 pm -
Nonstop4h 20m
Sun 10/118:45 am -
Nonstop4h 10m
Deal found 9/8![WestJet logo]()
$240
This Trip.com deal was found by Cheapflights users on 9/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/22:50 pm -
Nonstop4h 20m
Tue 10/68:45 am -
Nonstop4h 10m
Deal found 9/8![WestJet logo]()
$229
This Air Canada deal was found by Cheapflights users on 9/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/24:45 pm -
1 stop7h 59m
Wed 10/76:00 am -
1 stop8h 37m
Deal found 9/10![Air Canada logo]()
$243
This Trip.com deal was found by Cheapflights users on 9/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:30 am -
Nonstop4h 20m
Thu 10/85:30 pm -
Nonstop4h 10m
Deal found 9/8![WestJet logo]()
$228
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/152:50 pm -
Nonstop4h 20m
Thu 10/225:30 pm -
Nonstop4h 10m
Deal found 9/9![WestJet logo]()
$230
This Gotogate deal was found by Cheapflights users on 9/6. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/164:45 pm -
1 stop9h 59m
Thu 10/226:00 am -
1 stop8h 37m
Deal found 9/6![Air Canada logo]()
$217
This Trip.com deal was found by Cheapflights users on 9/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/164:45 pm -
1 stop9h 59m
Thu 10/225:30 pm -
Nonstop4h 10m
Deal found 9/7![Multiple Airlines logo]()
$241
This deal was found by Cheapflights users on 9/10. 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.
Fri 10/236:30 am -
Nonstop4h 20m
Tue 10/276:00 pm -
Nonstop4h 15m
Deal found 9/10![WestJet logo]()
$224
This Trip.com deal was found by Cheapflights users on 9/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/232:50 pm -
Nonstop4h 20m
Mon 10/266:00 pm -
Nonstop4h 15m
Deal found 9/9![WestJet logo]()
$231
This Justfly.com deal was found by Cheapflights users on 9/9. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:30 am -
Nonstop4h 20m
Sun 11/18:45 am -
Nonstop3h 15m
Deal found 9/9![WestJet logo]()
$233
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 September 10, 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 September 10, 2026.
This deal was found by Cheapflights users on 9/7. 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 10/318:00 am -
Nonstop4h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![WestJet logo]()
$89
This Mytrip deal was found by Cheapflights users on 9/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/208:00 am -
Nonstop5h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![WestJet logo]()
$93
This Air Canada deal was found by Cheapflights users on 9/9. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/14:45 pm -
1 stop7h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Air Canada logo]()
$96
This Super.com deal was found by Cheapflights users on 9/8. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:30 am -
Nonstop4h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![WestJet logo]()
$99
This Air Canada deal was found by Cheapflights users on 9/9. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/304:45 pm -
1 stop7h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Air Canada logo]()
$104
This Air Canada deal was found by Cheapflights users on 9/7. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/294:45 pm -
1 stop7h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Air Canada logo]()
$105
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Mon 9/289:30 am -
Nonstop4h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![United Airlines logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/12:50 pm -
Nonstop4h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![WestJet logo]()
$110
This Air Canada deal was found by Cheapflights users on 9/8. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/183:30 pm -
1 stop9h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Air Canada logo]()
$113
This Air Canada deal was found by Cheapflights users on 9/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/284:45 pm -
1 stop7h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Air Canada logo]()
$115
This Air Canada deal was found by Cheapflights users on 9/6. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/64:45 pm -
1 stop8h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Air Canada logo]()
$116
This United Airlines deal was found by Cheapflights users on 9/9. 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 9/277:20 am -
1 stop15h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![United Airlines logo]()
$119
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 September 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $217 (Gotogate) |
One-way from | $89 |
Popular in | December |
Cheapest in | January |
Average price | $378 |
Good round-trip deal | $291 or less |
Good one-way deal | $146 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 September 10, 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
Sat 10/31
8:00 am-11:30 am
Nonstop4h 30m
Calgary
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$89
Quickest round-trip
HoustonCalgary
IAH Houston George Bush Intcntl - YYC Calgary
IAHYYC
Houston George Bush Intcntl
Mon 9/28
9:30 am-12:54 pm
Nonstop4h 24m
Calgary
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$109
HoustonCalgary
IAH Houston George Bush Intcntl - YYC Calgary
IAHYYC
Houston George Bush Intcntl
Tue 10/20
9:30 am-12:54 pm
Nonstop4h 24m
Calgary
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$110
HoustonCalgary
IAH Houston George Bush Intcntl - YYC Calgary
IAHYYC
Houston George Bush Intcntl
Tue 10/20
4:45 pm-11:44 pm
1 stop7h 59m
Calgary
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$116
HoustonCalgary
IAH Houston George Bush Intcntl - YYC Calgary
IAHYYC
Houston George Bush Intcntl
Sun 9/27
7:20 am-9:48 pm
1 stop15h 28m
Calgary
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$119
HoustonCalgary
IAH Houston George Bush Intcntl - YYC Calgary
IAHYYC
Houston George Bush Intcntl
Sat 10/3
3:00 pm-9:48 pm
1 stop7h 48m
Calgary
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$119
HoustonCalgary
IAH Houston George Bush Intcntl - YYC Calgary
IAHYYC
Houston George Bush Intcntl
Fri 10/2
8:21 am-9:48 pm
2 stops14h 27m
Calgary
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$125
HoustonCalgary
IAH Houston George Bush Intcntl - YYC Calgary
IAHYYC
Houston George Bush Intcntl
Sun 9/27
7:00 am-11:06 pm
2 stops17h 06m
Calgary
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$129
HoustonCalgary
IAH Houston George Bush Intcntl - YYC Calgary
IAHYYC
Houston George Bush Intcntl
Mon 9/28
8:10 am-8:42 pm
2 stops13h 32m
Calgary
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$129
HoustonCalgary
IAH Houston George Bush Intcntl - YYC Calgary
IAHYYC
Houston George Bush Intcntl
Thu 12/24
8:00 am-1:30 pm
Nonstop5h 30m
Calgary
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$141
Showing 1-10 of 23 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 September.
| 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.
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Everything you need to know about your flight from Houston George Bush Intcntl Airport to Calgary
Prices
Airlines
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 $429). 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 September 10, 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 22% 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 September 5, 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 16% of weekly flights between Houston and Calgary have experienced delays in the past year, with the average delay time being 131 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?
Friday 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 September 10, 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.
Entertainment
7.8
Food
7.2
Overall
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Entertainment
7.8
Food
7.2
Overall
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Entertainment
7.8
Food
7.2
Overall
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Entertainment
7.8
Food
7.2
Overall
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Entertainment
7.8
Food
7.2
Overall
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Related info for your journey
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George Bush Intcntl and Calgary flights
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Other flights from George Bush Intcntl
Browse through other flights departing from George Bush Intcntl. Flights are based on user searches made on Cheapflights and were last updated on September 10, 2026.
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Top 4 airlines flying from George Bush Intcntl to Calgary
Discover the top 4 airlines that operate flights from George Bush Intcntl to Calgary. 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 7,457,451 searches. Data last updated September 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$97 | Average$268 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$123 | Average$470 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$154 | Average$347 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$171 | Average$355 | FlexibilityNo cancel fee | On-time60% |