$141+ Cheap flights from Calgary (YYC) to George Bush Intcntl (IAH)
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 12/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — IAH
Oct 28 — Nov 41
Round-trip
1 adult, Economy
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Find cheap flights from Calgary to George Bush Intcntl 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 Calgary to Houston George Bush Intcntl are usually found in January or October, booked 17 days in advance, depart on a Saturday or Thursday and return on a Thursday
Cheap flight deals from Calgary to George Bush Intcntl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Calgary to George Bush IntcntlExplore 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 September 28, 2026.
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 September 28, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/25. 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 11/266:00 pm -
Nonstop3h 15m
Tue 12/88:00 am -
Nonstop5h 30m
Deal found 9/25![WestJet logo]()
$247
This SmartFares deal was found by Cheapflights users on 9/24. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:00 pm -
Nonstop3h 15m
Wed 11/118:00 am -
Nonstop5h 30m
Deal found 9/24![WestJet logo]()
$283
This Justfly.com deal was found by Cheapflights users on 9/26. 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 12/46:00 pm -
Nonstop3h 15m
Mon 12/141:50 pm -
Nonstop5h 30m
Deal found 9/26![WestJet logo]()
$287
This Trip.com deal was found by Cheapflights users on 9/24. 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.
Thu 11/56:00 pm -
Nonstop3h 15m
Tue 11/108:00 am -
Nonstop5h 30m
Deal found 9/24![WestJet logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 9/28. 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 11/306:00 pm -
Nonstop3h 15m
Thu 12/38:00 am -
Nonstop5h 30m
Deal found 9/28![WestJet logo]()
$290
This United Airlines deal was found by Cheapflights users on 9/26. 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 10/211:56 pm -
Nonstop4h 10m
Tue 10/277:20 am -
1 stop8h 01m
Deal found 9/26![United Airlines logo]()
$291
This Delta deal was found by Cheapflights users on 9/26. 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.
Sat 10/101:40 pm -
1 stop6h 37m
Fri 10/232:19 pm -
1 stop9h 51m
Deal found 9/26![Delta logo]()
$293
This Delta deal was found by Cheapflights users on 9/25. 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 10/136:35 am -
1 stop9h 59m
Thu 10/1511:01 am -
1 stop10h 39m
Deal found 9/25![Delta logo]()
$294
This United Airlines deal was found by Cheapflights users on 9/27. 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.
Tue 10/271:35 pm -
Nonstop4h 14m
Tue 11/38:25 am -
2 stops15h 28m
Deal found 9/27![United Airlines logo]()
$295
This Delta deal was found by Cheapflights users on 9/26. 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 10/216:35 am -
1 stop9h 59m
Tue 10/272:19 pm -
1 stop9h 51m
Deal found 9/26![Delta logo]()
$297
This United Airlines deal was found by Cheapflights users on 9/25. 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 10/236:00 am -
2 stops17h 37m
Fri 10/3010:05 pm -
2 stops17h 16m
Deal found 9/25![United Airlines logo]()
$298
This Delta deal was found by Cheapflights users on 9/25. 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 10/306:35 am -
1 stop9h 59m
Mon 11/22:19 pm -
1 stop10h 51m
Deal found 9/25![Delta logo]()
$301
Best flights from Calgary to George Bush IntcntlDiscover carefully curated flight deals from Calgary to George Bush Intcntl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 28, 2026.
Discover carefully curated flight deals from Calgary to George Bush Intcntl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 28, 2026.
This Delta deal was found by Cheapflights users on 9/27. 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 10/217:45 am -
1 stop9h 05m
Sun 11/12:19 pm -
1 stop10h 51m
Deal found 9/27![Delta logo]()
$297
This United Airlines deal was found by Cheapflights users on 9/25. 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 10/286:00 am -
2 stops12h 10m
Sun 11/17:20 am -
1 stop9h 01m
Deal found 9/25![United Airlines logo]()
$301
This Delta deal was found by Cheapflights users on 9/24. 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.
Thu 10/226:35 am -
1 stop9h 59m
Thu 10/2911:01 am -
2 stops13h 09m
Deal found 9/24![Delta logo]()
$298
This United Airlines deal was found by Cheapflights users on 9/25. 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 12/241:37 pm -
1 stop10h 08m
Wed 1/69:35 am -
Nonstop5h 30m
Deal found 9/25![United Airlines logo]()
$328
This Delta deal was found by Cheapflights users on 9/24. 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.
Thu 11/51:33 pm -
1 stop7h 25m
Wed 11/112:22 pm -
1 stop10h 55m
Deal found 9/24![Delta logo]()
$302
This United Airlines deal was found by Cheapflights users on 9/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:06 pm -
1 stop5h 52m
Sun 11/85:00 am -
1 stop8h 35m
Deal found 9/23![United Airlines logo]()
$331
This Delta deal was found by Cheapflights users on 9/25. 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 10/116:35 am -
1 stop9h 59m
Thu 10/152:19 pm -
1 stop9h 51m
Deal found 9/25![Delta logo]()
$397
This United Airlines deal was found by Cheapflights users on 9/27. 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 10/211:56 pm -
Nonstop4h 10m
Sun 11/15:00 am -
1 stop8h 35m
Deal found 9/27![United Airlines logo]()
$413
Last-minute flights from Calgary to George Bush IntcntlDiscover last-minute flight deals from Calgary to George Bush Intcntl. Data last updated September 28, 2026 and is based on user searches.
Discover last-minute flight deals from Calgary to George Bush Intcntl. Data last updated September 28, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/26. 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.
Sat 10/101:40 pm -
1 stop6h 37m
Fri 10/232:19 pm -
1 stop9h 51m
Deal found 9/26![Delta logo]()
$293
This Delta deal was found by Cheapflights users on 9/25. 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 10/136:35 am -
1 stop9h 59m
Thu 10/1511:01 am -
1 stop10h 39m
Deal found 9/25![Delta logo]()
$294
This Air Canada deal was found by Cheapflights users on 9/27. 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 10/147:40 pm -
1 stop14h 27m
Thu 10/154:45 pm -
1 stop9h 54m
Deal found 9/27![Air Canada logo]()
$307
This Kiwi.com deal was found by Cheapflights users on 9/27. 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 10/2012:20 am -
1 stop10h 02m
Sat 10/318:00 am -
Nonstop4h 30m
Deal found 9/27![Multiple Airlines logo]()
$312
This United Airlines deal was found by Cheapflights users on 9/26. 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 10/211:56 pm -
Nonstop4h 10m
Tue 10/277:20 am -
1 stop8h 01m
Deal found 9/26![United Airlines logo]()
$291
This Delta deal was found by Cheapflights users on 9/26. 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 10/216:35 am -
1 stop9h 59m
Tue 10/272:19 pm -
1 stop9h 51m
Deal found 9/26![Delta logo]()
$297
This Kiwi.com deal was found by Cheapflights users on 9/27. 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 10/2112:20 am -
1 stop10h 02m
Sat 10/318:00 am -
Nonstop4h 30m
Deal found 9/27![Multiple Airlines logo]()
$319
This Air Canada deal was found by Cheapflights users on 9/28. 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 10/216:00 am -
1 stop8h 37m
Mon 10/266:10 pm -
1 stop16h 54m
Deal found 9/28![Air Canada logo]()
$322
This United Airlines deal was found by Cheapflights users on 9/25. 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 10/236:00 am -
1 stop16h 59m
Fri 10/3010:05 pm -
2 stops17h 16m
Deal found 9/25![United Airlines logo]()
$298
This United Airlines deal was found by Cheapflights users on 9/27. 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.
Tue 10/271:35 pm -
Nonstop4h 14m
Tue 11/38:25 am -
2 stops15h 28m
Deal found 9/27![United Airlines logo]()
$295
This Delta deal was found by Cheapflights users on 9/25. 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 10/306:35 am -
1 stop9h 59m
Mon 11/22:19 pm -
1 stop10h 51m
Deal found 9/25![Delta logo]()
$301
This Air Canada deal was found by Cheapflights users on 9/27. 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 10/306:00 am -
1 stop7h 38m
Sun 11/86:10 pm -
1 stop17h 54m
Deal found 9/27![Air Canada logo]()
$326
One-way flights from Calgary to George Bush IntcntlSearch for one-way flight options from Calgary to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated September 28, 2026.
Search for one-way flight options from Calgary to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated September 28, 2026.
This SmartFares deal was found by Cheapflights users on 9/26. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/66:00 pm -
Nonstop3h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![WestJet logo]()
$141
This FlightHub deal was found by Cheapflights users on 9/27. 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.
Mon 11/26:00 pm -
Nonstop3h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![WestJet logo]()
$148
This Justfly.com deal was found by Cheapflights users on 9/26. 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.
Mon 12/76:00 pm -
Nonstop3h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![WestJet logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 9/26. 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 12/36:00 pm -
Nonstop3h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![WestJet logo]()
$155
This FlightHub deal was found by Cheapflights users on 9/26. 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 11/266:00 pm -
Nonstop3h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![WestJet logo]()
$157
This Air Canada deal was found by Cheapflights users on 9/26. 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.
Sun 10/116:50 am -
1 stop7h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![Air Canada logo]()
$162
This Flightnetwork deal was found by Cheapflights users on 9/26. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/17:00 am -
2 stops13h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![Air Canada logo]()
$169
This Trip.com deal was found by Cheapflights users on 9/25. 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 11/21:25 am -
1 stop20h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Multiple Airlines logo]()
$171
This United Airlines deal was found by Cheapflights users on 9/26. 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 12/92:35 pm -
Nonstop3h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![United Airlines logo]()
$173
This Trip.com deal was found by Cheapflights users on 9/25. 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.
Sun 10/1812:20 am -
1 stop29h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Multiple Airlines logo]()
$174
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 September 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $247 (Kiwi.com) |
One-way from | $141 (SmartFares) |
Popular in | July |
Cheapest in | January |
Average price | $274 |
Good round-trip deal | $232 or less |
Good one-way deal | $166 or less |
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 7,457,451 searches. Data last updated September 28, 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
Cheapest round-trip
CalgaryHouston
YYC Calgary - IAH Houston George Bush Intcntl
YYCIAH
Calgary
Mon 11/2
6:00 pm-9:15 pm
Nonstop3h 15m
Houston George Bush Intcntl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$153
CalgaryHouston
YYC Calgary - IAH Houston George Bush Intcntl
YYCIAH
Calgary
Thu 12/3
7:25 am-11:02 pm
2 stops15h 37m
Houston George Bush Intcntl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$178
CalgaryHouston
YYC Calgary - IAH Houston George Bush Intcntl
YYCIAH
Calgary
Fri 12/4
3:06 pm-10:59 pm
1 stop7h 53m
Houston George Bush Intcntl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$178
CalgaryHouston
YYC Calgary - IAH Houston George Bush Intcntl
YYCIAH
Calgary
Fri 12/4
2:25 pm-11:07 pm
2 stops8h 42m
Houston George Bush Intcntl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$178
CalgaryHouston
YYC Calgary - IAH Houston George Bush Intcntl
YYCIAH
Calgary
Tue 11/10
7:25 am-4:25 pm
1 stop9h 00m
Houston George Bush Intcntl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$178
CalgaryHouston
YYC Calgary - IAH Houston George Bush Intcntl
YYCIAH
Calgary
Sun 12/20
7:00 am-11:45 pm
2 stops16h 45m
Houston George Bush Intcntl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$189
CalgaryHouston
YYC Calgary - IAH Houston George Bush Intcntl
YYCIAH
Calgary
Sat 10/31
12:37 pm-12:30 am
1 stop10h 53m
Houston George Bush Intcntl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$193
CalgaryHouston
YYC Calgary - IAH Houston George Bush Intcntl
YYCIAH
Calgary
Sat 10/31
7:45 am-11:55 pm
2 stops15h 10m
Houston George Bush Intcntl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$193
CalgaryHouston
YYC Calgary - IAH Houston George Bush Intcntl
YYCIAH
Calgary
Wed 10/28
6:35 am-5:34 pm
1 stop9h 59m
Houston George Bush Intcntl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$193
CalgaryHouston
YYC Calgary - IAH Houston George Bush Intcntl
YYCIAH
Calgary
Mon 11/2
7:00 am-4:50 pm
2 stops9h 50m
Houston George Bush Intcntl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$247
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Calgary to George Bush Intcntl
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 Calgary to George Bush Intcntl in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Calgary-Houston George Bush Intcntl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Calgary-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Calgary-Houston George Bush Intcntl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Calgary-Houston George Bush Intcntl Airport 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 Calgary-Houston George Bush Intcntl Airport 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 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.
YYC-IAH
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
Prices
Airlines
Delays
How far ahead should I book a flight from Calgary to Houston George Bush Intcntl Airport?
Booking 16 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, January is the cheapest month in which you can book a flight from Calgary to Houston George Bush Intcntl Airport (average of $231). Flying from Calgary to Houston George Bush Intcntl Airport in July is currently the most expensive (average of $390). 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 September 28, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Calgary to Houston George Bush Intcntl Airport as you normally would.
How often are flights from Calgary to Houston delayed?
About 11% of weekly flights between Calgary and Houston have experienced delays in the past year, with the average delay time being 147 minutes.
What is the most punctual flight time for Calgary to Houston flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Calgary to Houston flights?
Over the last year, United Airlines have had the lowest number of delays on this route, with just 11% of flights being delayed.
The best insider tips for Calgary to Houston George Bush Intcntl Airport 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 Calgary to Houston George Bush Intcntl Airport trip
Our travel experts
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 September 28, 2026.
Peruse reviews from past customers who have flown with Delta,United Airlines, andWestJet from Calgary to Houston George Bush Intcntl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Crew
8.5
Entertainment
7.8
Overall
7.8
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentMatt,Sep 2023
LAX - DAL
Food
7.2
Crew
8.5
Entertainment
7.8
Overall
7.8
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentMatt,Sep 2023
LAX - DAL
Food
7.2
Crew
8.5
Entertainment
7.8
Overall
7.8
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentMatt,Sep 2023
LAX - DAL
Food
7.2
Crew
8.5
Entertainment
7.8
Overall
7.8
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentMatt,Sep 2023
LAX - DAL
Food
7.2
Crew
8.5
Entertainment
7.8
Overall
7.8
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentMatt,Sep 2023
LAX - DAL
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.
Traveling 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 locationsConroe
Katy
The Woodlands
Spring
Humble
Jersey Village
Tomball
Cypress
Montgomery
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Other flights to George Bush Intcntl
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Calgary and George Bush Intcntl flights
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Top 4 airlines flying from Calgary to George Bush Intcntl
Discover the top 4 airlines that operate flights from Calgary to George Bush Intcntl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$110 | Average$275 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$141 | Average$505 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$153 | Average$301 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$174 | Average$380 | FlexibilityNo cancel fee | On-time60% |