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 85% 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.

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 14% 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 139 minutes.

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

Friday is statistically the day of the week that experiences the fewest delays on this flight route. Monday 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 June 2026, 9 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 52% of daily flights taking off at noon.

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

Air Canada, WestJet, and American Airlines are the most popular carriers operating from Calgary to Houston

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

As of June 2026, there are 67 flights per week flying from Calgary to Houston. The most common day of the week flights depart is Thu, with 19% of flights taking off on this day.

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.

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 June 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$ 216 Cheap Flights from Calgary to Houston in 2026

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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.

6:00 a.m. - 3:46 p.m.

YYC

IAH

8h 46m

1 stop

4:45 p.m. - 1:39 a.m.

IAH

YYC

9h 54m

1 stop

C$ 348Air Canada

Fri, 4 Sep - Tue, 8 Sep

6:00 a.m. - 2:38 p.m.

YYC

IAH

7h 38m

1 stop

12:10 p.m. - 10:14 p.m.

IAH

YYC

11h 04m

1 stop

C$ 354Air Canada

Sat, 31 Oct - Sat, 7 Nov

7:00 a.m. - 3:46 p.m.

YYC

IAH

7h 46m

1 stop

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

IAH

YYC

8h 00m

1 stop

C$ 355Air Canada

Thu, 3 Sep - Mon, 7 Sep

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

YYC

IAH

8h 37m

1 stop

3:30 p.m. - 11:24 p.m.

IAH

YYC

8h 54m

1 stop

C$ 359Air Canada

Sat, 24 Oct - Wed, 4 Nov

6:00 a.m. - 4:30 p.m.

YYC

IAH

9h 30m

1 stop

5:25 p.m. - 1:40 a.m.

IAH

YYC

9h 15m

1 stop

C$ 361Air Canada

Fri, 17 Jul - Sun, 19 Jul

12:20 p.m. - 5:35 p.m.

YYC

IAH

4h 15mdirect

6:20 p.m. - 9:51 p.m.

IAH

YYC

4h 31mdirect

C$ 387WestJet

Wed, 28 Oct - Thu, 29 Oct

1:53 p.m. - 12:16 p.m.

YYC

HOU

21h 23m

2 stops

5:41 a.m. - 11:50 a.m.

HOU

YYC

7h 09m

1 stop

C$ 588American Airlines

Fri, 3 Jul - Thu, 6 Aug

1:53 p.m. - 12:16 p.m.

YYC

HOU

21h 23m

2 stops

12:14 p.m. - 9:34 p.m.

HOU

YYC

10h 20m

1 stop

C$ 609American Airlines

Fri, 3 Jul - Fri, 7 Aug

11:40 a.m. - 10:05 p.m.

YYC

HOU

9h 25m

1 stop

6:00 a.m. - 5:10 p.m.

HOU

YYC

12h 10m

1 stop

C$ 623Delta

Wed, 12 Aug - Sat, 29 Aug

11:40 a.m. - 10:05 p.m.

YYC

HOU

9h 25m

1 stop

6:00 a.m. - 5:10 p.m.

HOU

YYC

12h 10m

1 stop

C$ 624Delta

Wed, 12 Aug - Sat, 29 Aug

American Airlines flights from Calgary to Houston

Our best American Airlines deals on Calgary to Houston flight tickets

American Airlines

11 Jun

YYC6:45 a.m.Calgary

8h 00m

1 stop

HOU3:45 p.m.Houston Hobby

14 Jun

HOU9:30 a.m.Houston Hobby

13h 13m

1 stop

YYC9:43 p.m.Calgary

C$ 546

American Airlines

11 Jun

YYC6:45 a.m.Calgary

12h 02m

1 stop

IAH7:47 p.m.Houston George Bush Intcntl

14 Jun

IAH6:02 a.m.Houston George Bush Intcntl

16h 41m

1 stop

YYC9:43 p.m.Calgary

C$ 563

American Airlines

12 Jun

YYC7:00 a.m.Calgary

8h 27m

1 stop

IAH4:27 p.m.Houston George Bush Intcntl

14 Jun

IAH9:29 a.m.Houston George Bush Intcntl

13h 14m

1 stop

YYC9:43 p.m.Calgary

C$ 573

Delta flights from Calgary to Houston

Our best Delta deals on Calgary to Houston flight tickets

Delta

24 Oct

YYC7:45 a.m.Calgary

12h 51m

2 stops

IAH9:36 p.m.Houston George Bush Intcntl

4 Nov

IAH6:30 a.m.Houston George Bush Intcntl

7h 17m

1 stop

YYC12:47 p.m.Calgary

C$ 401

Delta

17 Jun

YYC6:45 a.m.Calgary

9h 58m

1 stop

IAH5:43 p.m.Houston George Bush Intcntl

23 Jun

IAH6:30 a.m.Houston George Bush Intcntl

4h 20m

YYC9:50 a.m.Calgary

C$ 609

Delta

12 Aug

YYC11:40 a.m.Calgary

9h 25m

1 stop

HOU10:05 p.m.Houston Hobby

29 Aug

HOU6:00 a.m.Houston Hobby

12h 10m

1 stop

YYC5:10 p.m.Calgary

C$ 623

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Fri 4/9

6:00 a.m.-3:46 p.m.

1 stop8h 46m

Houston George Bush Intcntl

Tue 8/9

4:45 p.m.-1:39 a.m.

1 stop9h 54m

C$ 348

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Sat 31/10

6:00 a.m.-2:38 p.m.

1 stop7h 38m

Houston George Bush Intcntl

Sat 7/11

12:10 p.m.-10:14 p.m.

1 stop11h 04m

C$ 354

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Thu 3/9

7:00 a.m.-3:46 p.m.

1 stop7h 46m

Houston George Bush Intcntl

Mon 7/9

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

1 stop8h 00m

C$ 355

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Sat 24/10

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

1 stop8h 37m

Houston George Bush Intcntl

Wed 4/11

3:30 p.m.-11:24 p.m.

1 stop8h 54m

C$ 359

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Fri 17/7

6:00 a.m.-4:30 p.m.

1 stop9h 30m

Houston George Bush Intcntl

Sun 19/7

5:25 p.m.-1:40 a.m.

1 stop9h 15m

C$ 361

Quickest round-trip

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Wed 28/10

12:20 p.m.-5:35 p.m.

Nonstop4h 15m

Houston George Bush Intcntl

Thu 29/10

6:20 p.m.-9:51 p.m.

Nonstop4h 31m

C$ 387

CalgaryHouston

YYC - HOU

YYCHOU

Calgary

Fri 3/7

1:53 p.m.-12:16 p.m.

2 stops21h 23m

Houston Hobby

Thu 6/8

5:41 a.m.-11:50 a.m.

1 stop7h 09m

C$ 588

CalgaryHouston

YYC - HOU

YYCHOU

Calgary

Fri 3/7

1:53 p.m.-12:16 p.m.

2 stops21h 23m

Houston Hobby

Fri 7/8

12:14 p.m.-9:34 p.m.

1 stop10h 20m

C$ 609

CalgaryHouston

YYC - HOU

YYCHOU

Calgary

Wed 12/8

11:40 a.m.-10:05 p.m.

1 stop9h 25m

Houston Hobby

Sat 29/8

6:00 a.m.-5:10 p.m.

1 stop12h 10m

C$ 623

CalgaryHouston

YYC - HOU

YYCHOU

Calgary

Wed 12/8

11:40 a.m.-10:05 p.m.

1 stop9h 25m

Houston Hobby

Sat 29/8

6:00 a.m.-5:10 p.m.

1 stop12h 10m

C$ 624

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?

What is the cheapest month to fly to Houston?

The month of November is, on average, the cheapest month to fly to Houston from Calgary, with most prices found around C$ 76. The month of September is another great option to travel to Houston, with average flight prices from Calgary averaging around C$ 100.

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 afternoon. Flights from Calgary to Houston during this time can be as low as C$ 396. In contrast, the most expensive time of day to depart to Houston is at noon when prices are around C$ 878.

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$ 396 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$ 244 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 15m
Direct flights	Every day
Airports in Houston	2 airports

The fastest flight from Calgary to Houston takes 3h 15m

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 15m.
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 June 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 9,774 reviews	Search United Airlines flights
Air Canada	PriceFrom C$ 148	Free Cancellation	Rating 7.1 11,126 reviews	Search Air Canada flights
WestJet	PriceFrom C$ 193	Free Cancellation	Rating 7.2 3,350 reviews	Search WestJet flights
Delta	PriceFrom C$ 244	Free Cancellation	Rating 7.8 8,395 reviews	Search Delta flights
American Airlines	PriceFrom C$ 311	Free Cancellation	Rating 7.1 11,640 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.