Which airlines fly to Houston?

WestJet, Air Canada and United Airlines are the top three most popular airlines that fly to Houston from Calgary according to our data. WestJet is the first choice among our users, with 83% of people opting to fly with this airline when travelling to Houston. Keep in mind that there are 5 different airlines that fly to Houston on a routine basis, so you have a few additional options to choose from.

What is the most punctual flight time for Calgary to Houston flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

How many flights depart from Calgary to Houston on average per week?

As of August 2026, there are 62 flights per week flying from Calgary to Houston. The most common day of the week flights depart is Sat, with 23% of flights taking off on this day.

What day of the week experiences the fewest flight delays on this route?

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Tuesday has historically seen more delays on average compared to the rest of the week.

How many flights depart from Calgary to Houston on average per day?

As of August 2026, 8 flights take off from Calgary and land in Houston each day. The most common flight departure time for this route is 8:00a.m., with 59% of daily flights taking off at noon.

Which airline has the best punctuality record on Calgary to Houston flights?

According to our data, United Airlines has had the least delays on this route over the last 12 months, with about 12% of their flights experiencing any sort of delay.

How often are flights from Calgary to Houston delayed?

Historically, on average around 13% of flights between Calgary and Houston have experienced a delay on any given week. The average delay length over the past 12 months has been 143 minutes.

What is the cheapest airline that flies from Calgary to Houston?

United Airlines, Delta, and American Airlines are the most popular carriers operating from Calgary to Houston

When did momondo last update prices for flights from Calgary Airport to Houston?

Prices for flights from Calgary Airport to Houston refresh daily.

How many operators does momondo search for flights from Calgary Airport to Houston?

As of August 2026, there are 5 operators available to choose from for flights from Calgary Airport to Houston.

How old do you have to be to fly from Calgary Airport to Houston?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Calgary Airport to Houston.

What documentation or ID do you need to fly to Houston?

The necessary travel and health documents for your Houston trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

C$ 258 Cheap Flights from Calgary to Houston in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Calgary to Houston

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:30 p.m. - 10:40 p.m.YYC Calgary-IAH Houston George Bush Intcntl

4h 10mdirect

2:50 p.m. - 6:10 p.m.IAH Houston George Bush Intcntl-YYC Calgary

4h 20mdirect

C$ 326WestJet

Thu, 1 Oct - Thu, 8 Oct

11:55 p.m. - 11:07 a.m.YYC Calgary-IAH Houston George Bush Intcntl

10h 12m1 stop Toronto Pearson Intl

4:45 p.m. - 11:44 p.m.IAH Houston George Bush Intcntl-YYC Calgary

7h 59m1 stop Vancouver Intl

C$ 329Air Canada

Fri, 2 Oct - Sun, 11 Oct

8:45 a.m. - 1:55 p.m.YYC Calgary-IAH Houston George Bush Intcntl

4h 10mdirect

2:50 p.m. - 6:10 p.m.IAH Houston George Bush Intcntl-YYC Calgary

4h 20mdirect

C$ 329WestJet

Sat, 26 Sep - Wed, 30 Sep

6:00 a.m. - 3:37 p.m.YYC Calgary-IAH Houston George Bush Intcntl

8h 37m1 stop Vancouver Intl

4:45 p.m. - 11:44 p.m.IAH Houston George Bush Intcntl-YYC Calgary

7h 59m1 stop Vancouver Intl

C$ 332Air Canada

Sat, 3 Oct - Tue, 6 Oct

5:30 p.m. - 10:40 p.m.YYC Calgary-IAH Houston George Bush Intcntl

4h 10mdirect

4:45 p.m. - 11:44 p.m.IAH Houston George Bush Intcntl-YYC Calgary

7h 59m1 stop Vancouver Intl

C$ 337Multiple Airlines

Thu, 1 Oct - Wed, 7 Oct

10:00 a.m. - 12:43 a.m.YYC Calgary-IAH Houston George Bush Intcntl

13h 43m2 stops Phoenix Sky Harbor Intl Denver Intl

2:50 p.m. - 6:10 p.m.IAH Houston George Bush Intcntl-YYC Calgary

4h 20mdirect

C$ 410Multiple Airlines

Wed, 30 Sep - Tue, 6 Oct

2:35 p.m. - 5:49 p.m.YYC Calgary-IAH Houston George Bush Intcntl

3h 14mdirect

10:05 p.m. - 1:35 p.m.IAH Houston George Bush Intcntl-YYC Calgary

15h 30m1 stop Chicago O'Hare Intl

C$ 417United Airlines

Sat, 21 Nov - Fri, 27 Nov

2:35 p.m. - 5:49 p.m.YYC Calgary-IAH Houston George Bush Intcntl

3h 14mdirect

10:05 p.m. - 1:35 p.m.IAH Houston George Bush Intcntl-YYC Calgary

15h 30m1 stop Chicago O'Hare Intl

C$ 417United Airlines

Fri, 20 Nov - Fri, 27 Nov

7:14 a.m. - 4:47 p.m.YYC Calgary-IAH Houston George Bush Intcntl

9h 33m1 stop Salt Lake City

2:20 p.m. - 12:17 a.m.IAH Houston George Bush Intcntl-YYC Calgary

9h 57m1 stop Salt Lake City

C$ 421Delta

Wed, 11 Nov - Tue, 17 Nov

7:14 a.m. - 4:34 p.m.YYC Calgary-IAH Houston George Bush Intcntl

9h 20m1 stop Salt Lake City

2:20 p.m. - 12:17 a.m.IAH Houston George Bush Intcntl-YYC Calgary

9h 57m1 stop Salt Lake City

C$ 421Delta

Fri, 13 Nov - Tue, 17 Nov

Cheap last-minute flights

Enter your travel dates to find the best prices.

5:30 p.m. - 10:40 p.m.YYC Calgary-IAH Houston George Bush Intcntl

4h 10mdirect

6:30 a.m. - 9:50 a.m.IAH Houston George Bush Intcntl-YYC Calgary

4h 20mdirect

C$ 617WestJet

Fri, 14 Aug - Sun, 16 Aug

6:45 a.m. - 5:40 p.m.YYC Calgary-IAH Houston George Bush Intcntl

9h 55m1 stop Minneapolis St Paul

10:39 a.m. - 8:35 p.m.IAH Houston George Bush Intcntl-YYC Calgary

10h 56m1 stop Minneapolis St Paul

C$ 649Delta

Fri, 14 Aug - Sun, 16 Aug

5:30 p.m. - 10:40 p.m.YYC Calgary-IAH Houston George Bush Intcntl

4h 10mdirect

2:50 p.m. - 6:10 p.m.IAH Houston George Bush Intcntl-YYC Calgary

4h 20mdirect

C$ 659WestJet

Wed, 12 Aug - Thu, 27 Aug

6:00 a.m. - 3:51 p.m.YYC Calgary-IAH Houston George Bush Intcntl

8h 51m1 stop Vancouver Intl

4:50 p.m. - 11:45 p.m.IAH Houston George Bush Intcntl-YYC Calgary

7h 55m1 stop Vancouver Intl

C$ 705Air Canada

Thu, 13 Aug - Tue, 25 Aug

6:00 a.m. - 3:51 p.m.YYC Calgary-IAH Houston George Bush Intcntl

8h 51m1 stop Vancouver Intl

4:50 p.m. - 1:40 a.m.IAH Houston George Bush Intcntl-YYC Calgary

9h 50m1 stop Vancouver Intl

C$ 705Air Canada

Thu, 13 Aug - Wed, 26 Aug

1:56 p.m. - 7:06 p.m.YYC Calgary-IAH Houston George Bush Intcntl

4h 10mdirect

4:50 p.m. - 11:45 p.m.IAH Houston George Bush Intcntl-YYC Calgary

7h 55m1 stop Vancouver Intl

C$ 705Multiple Airlines

Wed, 12 Aug - Wed, 26 Aug

6:00 a.m. - 11:56 p.m.YYC Calgary-IAH Houston George Bush Intcntl

16h 56m1 stop Denver Intl

4:50 p.m. - 1:40 a.m.IAH Houston George Bush Intcntl-YYC Calgary

9h 50m1 stop Vancouver Intl

C$ 713Multiple Airlines

Wed, 12 Aug - Wed, 26 Aug

12:32 p.m. - 9:50 p.m.YYC Calgary-IAH Houston George Bush Intcntl

8h 18m1 stop Salt Lake City

2:28 p.m. - 11:04 p.m.IAH Houston George Bush Intcntl-YYC Calgary

9h 36m1 stop Salt Lake City

C$ 713Delta

Wed, 12 Aug - Fri, 28 Aug

1:56 p.m. - 7:06 p.m.YYC Calgary-IAH Houston George Bush Intcntl

4h 10mdirect

5:00 a.m. - 10:35 p.m.IAH Houston George Bush Intcntl-YYC Calgary

18h 35m1 stop Chicago O'Hare Intl

C$ 778United Airlines

Tue, 11 Aug - Sun, 20 Sep

1:56 p.m. - 7:06 p.m.YYC Calgary-IAH Houston George Bush Intcntl

4h 10mdirect

3:34 p.m. - 10:37 p.m.IAH Houston George Bush Intcntl-YYC Calgary

8h 03m1 stop Chicago O'Hare Intl

C$ 780United Airlines

Wed, 12 Aug - Sat, 29 Aug

Cheap direct flights

Enter your travel dates to find the best prices.

5:30 p.m. - 10:40 p.m.YYC Calgary-IAH Houston George Bush Intcntl

4h 10mdirect

2:50 p.m. - 6:10 p.m.IAH Houston George Bush Intcntl-YYC Calgary

4h 20mdirect

C$ 326WestJet

Thu, 1 Oct - Thu, 8 Oct

8:45 a.m. - 1:55 p.m.YYC Calgary-IAH Houston George Bush Intcntl

4h 10mdirect

2:50 p.m. - 6:10 p.m.IAH Houston George Bush Intcntl-YYC Calgary

4h 20mdirect

C$ 329WestJet

Sat, 26 Sep - Wed, 30 Sep

5:30 p.m. - 10:40 p.m.YYC Calgary-IAH Houston George Bush Intcntl

4h 10mdirect

2:50 p.m. - 6:10 p.m.IAH Houston George Bush Intcntl-YYC Calgary

4h 20mdirect

C$ 340WestJet

Thu, 1 Oct - Thu, 8 Oct

1:35 p.m. - 6:49 p.m.YYC Calgary-IAH Houston George Bush Intcntl

4h 14mdirect

9:33 a.m. - 3:03 p.m.IAH Houston George Bush Intcntl-YYC Calgary

5h 30mdirect

C$ 418United Airlines

Sat, 31 Oct - Sat, 7 Nov

1:35 p.m. - 6:49 p.m.YYC Calgary-IAH Houston George Bush Intcntl

4h 14mdirect

9:33 a.m. - 3:03 p.m.IAH Houston George Bush Intcntl-YYC Calgary

5h 30mdirect

C$ 435United Airlines

Sat, 31 Oct - Sat, 7 Nov

8:45 a.m. - 1:55 p.m.YYC Calgary-IAH Houston George Bush Intcntl

4h 10mdirect

2:50 p.m. - 6:10 p.m.IAH Houston George Bush Intcntl-YYC Calgary

4h 20mdirect

C$ 447Aeromexico

Sun, 20 Sep - Thu, 24 Sep

8:45 a.m. - 1:55 p.m.YYC Calgary-IAH Houston George Bush Intcntl

4h 10mdirect

2:50 p.m. - 6:10 p.m.IAH Houston George Bush Intcntl-YYC Calgary

4h 20mdirect

C$ 499Delta

Fri, 2 Oct - Tue, 6 Oct

8:45 a.m. - 1:55 p.m.YYC Calgary-IAH Houston George Bush Intcntl

4h 10mdirect

2:50 p.m. - 6:10 p.m.IAH Houston George Bush Intcntl-YYC Calgary

4h 20mdirect

C$ 576Delta

Sat, 19 Sep - Sat, 26 Sep

1:56 p.m. - 7:06 p.m.YYC Calgary-IAH Houston George Bush Intcntl

4h 10mdirect

9:30 a.m. - 12:54 p.m.IAH Houston George Bush Intcntl-YYC Calgary

4h 24mdirect

C$ 608Air Canada

Thu, 3 Sep - Mon, 7 Sep

1:56 p.m. - 7:06 p.m.YYC Calgary-IAH Houston George Bush Intcntl

4h 10mdirect

9:30 a.m. - 12:54 p.m.IAH Houston George Bush Intcntl-YYC Calgary

4h 24mdirect

C$ 609Air Canada

Thu, 3 Sep - Mon, 7 Sep

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American Airlines flights from Calgary to Houston

Our best American Airlines deals on Calgary to Houston flight tickets

American Airlines

18 Nov

YYC7:00 a.m.Calgary

5h 37m

1 stop

HOU12:37 p.m.Houston Hobby

26 Nov

HOU6:00 a.m.Houston Hobby

8h 17m

1 stop

YYC2:17 p.m.Calgary

C$ 560

American Airlines

19 Sep

YYC7:00 a.m.Calgary

11h 48m

2 stops

HOU7:48 p.m.Houston Hobby

26 Sep

HOU4:18 p.m.Houston Hobby

6h 24m

1 stop

YYC9:42 p.m.Calgary

C$ 589

American Airlines

23 Nov

YYC6:45 a.m.Calgary

15h 33m

1 stop

HOU10:18 p.m.Houston Hobby

24 Nov

HOU9:57 a.m.Houston Hobby

14h 03m

1 stop

YYC12:00 a.m.Calgary

C$ 591

British Airways flights from Calgary to Houston

Our best British Airways deals on Calgary to Houston flight tickets

British Airways

2 Sep

YYC12:45 p.m.Calgary

6h 06m

1 stop

HOU7:51 p.m.Houston Hobby

9 Sep

HOU1:56 p.m.Houston Hobby

8h 46m

1 stop

YYC9:42 p.m.Calgary

C$ 719

British Airways

1 Sep

YYC6:45 a.m.Calgary

9h 59m

1 stop

HOU5:44 p.m.Houston Hobby

8 Sep

HOU12:14 p.m.Houston Hobby

10h 20m

1 stop

YYC9:34 p.m.Calgary

C$ 803

British Airways

13 Aug

YYC6:45 a.m.Calgary

9h 59m

1 stop

HOU5:44 p.m.Houston Hobby

17 Aug

HOU3:57 p.m.Houston Hobby

6h 37m

1 stop

YYC9:34 p.m.Calgary

C$ 962

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

CalgaryHouston

YYC Calgary - IAH Houston George Bush Intcntl

YYCIAH

Calgary

Thu 1/10

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

Nonstop4h 10m

Houston George Bush Intcntl

Thu 8/10

2:50 p.m.-6:10 p.m.

Nonstop4h 20m

C$ 326

CalgaryHouston

YYC Calgary - IAH Houston George Bush Intcntl

YYCIAH

Calgary

Fri 2/10

11:55 p.m.-11:07 a.m.

1 stop10h 12m

Houston George Bush Intcntl

Sun 11/10

4:45 p.m.-11:44 p.m.

1 stop7h 59m

C$ 329

CalgaryHouston

YYC Calgary - IAH Houston George Bush Intcntl

YYCIAH

Calgary

Sat 26/9

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

Nonstop4h 10m

Houston George Bush Intcntl

Wed 30/9

2:50 p.m.-6:10 p.m.

Nonstop4h 20m

C$ 329

CalgaryHouston

YYC Calgary - IAH Houston George Bush Intcntl

YYCIAH

Calgary

Sat 3/10

6:00 a.m.-3:37 p.m.

1 stop8h 37m

Houston George Bush Intcntl

Tue 6/10

4:45 p.m.-11:44 p.m.

1 stop7h 59m

C$ 332

CalgaryHouston

YYC Calgary - IAH Houston George Bush Intcntl

YYCIAH

Calgary

Thu 1/10

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

Nonstop4h 10m

Houston George Bush Intcntl

Wed 7/10

4:45 p.m.-11:44 p.m.

1 stop7h 59m

C$ 337

CalgaryHouston

YYC Calgary - IAH Houston George Bush Intcntl

YYCIAH

Calgary

Wed 30/9

10:00 a.m.-12:43 a.m.

2 stops13h 43m

Houston George Bush Intcntl

Tue 6/10

2:50 p.m.-6:10 p.m.

Nonstop4h 20m

C$ 410

CalgaryHouston

YYC Calgary - IAH Houston George Bush Intcntl

YYCIAH

Calgary

Sat 21/11

2:35 p.m.-5:49 p.m.

Nonstop3h 14m

Houston George Bush Intcntl

Fri 27/11

10:05 p.m.-1:35 p.m.

1 stop15h 30m

C$ 417

CalgaryHouston

YYC Calgary - IAH Houston George Bush Intcntl

YYCIAH

Calgary

Fri 20/11

2:35 p.m.-5:49 p.m.

Nonstop3h 14m

Houston George Bush Intcntl

Fri 27/11

10:05 p.m.-1:35 p.m.

1 stop15h 30m

C$ 417

CalgaryHouston

YYC Calgary - IAH Houston George Bush Intcntl

YYCIAH

Calgary

Wed 11/11

7:14 a.m.-4:47 p.m.

1 stop9h 33m

Houston George Bush Intcntl

Tue 17/11

2:20 p.m.-12:17 a.m.

1 stop9h 57m

C$ 421

CalgaryHouston

YYC Calgary - IAH Houston George Bush Intcntl

YYCIAH

Calgary

Fri 13/11

7:14 a.m.-4:34 p.m.

1 stop9h 20m

Houston George Bush Intcntl

Tue 17/11

2:20 p.m.-12:17 a.m.

1 stop9h 57m

C$ 421

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Calgary to Houston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Other information

What is the typical price of a round-trip flight between Calgary and Houston?

Prices are currently low for flights on this route.

Typical prices usually range from C$ 337 to C$ 555.
The lowest price recently found on this route was C$ 326.

What is the cheapest month to fly to Houston?

The month of September is, on average, the cheapest month to fly to Houston from Calgary, with most prices found around C$ 251. The month of January is another great option to travel to Houston, with average flight prices from Calgary averaging around C$ 315.

What is the cheapest time of day to depart on your flight to Houston?

Our most recent data shows that the best time of day to fly to Houston is in the morning. Flights from Calgary to Houston during this time can be as low as C$ 414. In contrast, the most expensive time of day to depart to Houston is at noon when prices are around C$ 873.

What is the cheapest Calgary to Houston flight route?

Fly from Calgary to Houston George Bush Intcntl for the best Calgary - Houston flight prices

How far in advance should I book a flight from Calgary to Houston?

You are more likely to see cheaper flights to Houston from Calgary when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston for around C$ 410 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston from Calgary for as low as C$ 258 on momondo.

What cabin class options are available on Calgary to Houston flights?

There are 4 cabin classes available to choose from on Calgary to Houston flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Calgary to Houston flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Calgary to Houston

Fastest flight time	3h 05m
Direct flights	Every day
Airports in Houston	2 airports

The fastest flight from Calgary to Houston takes 3h 05m

Direct flights go from Calgary to Houston every day.

There are 2 airports in Houston. From Calgary there are direct flights to Houston George Bush Intcntl (IAH).

Search flight deals

Frequently asked questions about flying from Calgary to Houston

How far is Calgary to Houston by plane?
The straight-line distance from Calgary to Houston is 2828.3 km. A reasonable flight in good conditions will take 3h 05m.
When did momondo last update prices for flights from Calgary Airport to Houston?
Prices for flights from Calgary Airport to Houston refresh daily.
How many operators does momondo search for flights from Calgary Airport to Houston?
As of August 2026, there are 5 operators available to choose from for flights from Calgary Airport to Houston.
How old do you have to be to fly from Calgary Airport to Houston?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Calgary Airport to Houston.
What documentation or ID do you need to fly to Houston?
The necessary travel and health documents for your Houston trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Calgary to Houston

Compare and see reviews for airlines that fly from Calgary to Houston with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom C$ 129	Free Cancellation	Rating 7.4 10,097 reviews	Search United Airlines flights
Air Canada	PriceFrom C$ 157	Free Cancellation	Rating 7.1 11,456 reviews	Search Air Canada flights
WestJet	PriceFrom C$ 188	Free Cancellation	Rating 7.2 3,430 reviews	Search WestJet flights
Delta	PriceFrom C$ 245	Free Cancellation	Rating 7.8 8,497 reviews	Search Delta flights
American Airlines	PriceFrom C$ 313	Free Cancellation	Rating 7.1 11,897 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Calgary to Houston?

Finding the right flight to Houston from Calgary is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Houston quick and easy, saving you time and money.

Can I find flights from Calgary to Houston with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Calgary to Houston flights to just show those with flexible booking policies.

How can momondo help me find flights from Calgary to Houston?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Houston from Calgary.

I’m not ready to book a flight from Calgary to Houston right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Houston, momondo offers a useful price alert feature which will track prices for flights to Houston from Calgary and alert you when they change.