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 86% of people opting to fly with this airline when travelling to Houston. Keep in mind that there are 4 different airlines that fly to Houston on a routine basis, so you have a few additional options to choose from.

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

As of April 2026, there are 37 flights per week flying from Calgary to Houston. The most common day of the week flights depart is Mon, with 22% 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.

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

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

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 April 2026, 5 flights take off from Calgary and land in Houston each day. The most common flight departure time for this route is 1:00p.m., with 87% of daily flights taking off in the afternoon.

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 136 minutes.

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 11% of their flights experiencing any sort of delay.

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 April 2026, there are 4 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$ 197 Cheap Flights from Calgary to Houston in 2026

Q: 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$ 562 to C$ 347. The lowest price recently found on this route was C$ 334.

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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.

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

YYC

IAH

4h 10mdirect

6:30 a.m. - 9:50 a.m.

IAH

YYC

4h 20mdirect

C$ 334WestJet

Sun, 28 Jun - Wed, 1 Jul

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

YYC

IAH

4h 10mdirect

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

IAH

YYC

4h 20mdirect

C$ 335WestJet

Wed, 6 May - Sat, 9 May

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

YYC

IAH

4h 10mdirect

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

IAH

YYC

4h 20mdirect

C$ 336WestJet

Sun, 21 Jun - Fri, 3 Jul

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

YYC

IAH

4h 10mdirect

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

IAH

YYC

4h 20mdirect

C$ 338WestJet

Wed, 3 Jun - Wed, 10 Jun

12:30 a.m. - 9:15 a.m.

YYC

HOU

7h 45m

1 stop

1:00 p.m. - 9:50 p.m.

HOU

YYC

9h 50m

1 stop

C$ 454Delta

Sat, 3 Oct - Fri, 9 Oct

6:45 a.m. - 9:51 p.m.

YYC

HOU

14h 06m

2 stops

6:00 a.m. - 10:59 p.m.

HOU

YYC

17h 59m

2 stops

C$ 473Delta

Wed, 15 Jul - Mon, 3 Aug

6:29 a.m. - 11:53 p.m.

YYC

HOU

16h 24m

2 stops

8:22 p.m. - 11:55 a.m.

HOU

YYC

16h 33m

1 stop

C$ 480American Airlines

Wed, 26 Aug - Sat, 29 Aug

6:30 a.m. - 11:53 p.m.

YYC

HOU

16h 23m

2 stops

6:00 a.m. - 11:55 a.m.

HOU

YYC

6h 55m

1 stop

C$ 493American Airlines

Sat, 3 Oct - Wed, 7 Oct

6:40 a.m. - 11:07 p.m.

YYC

HOU

15h 27m

2 stops

6:00 a.m. - 8:30 p.m.

HOU

YYC

15h 30m

2 stops

C$ 505Delta

Sun, 3 May - Sat, 9 May

6:29 a.m. - 11:53 p.m.

YYC

HOU

16h 24m

2 stops

1:08 p.m. - 11:29 p.m.

HOU

YYC

11h 21m

2 stops

C$ 519American Airlines

Thu, 20 Aug - Tue, 1 Sep

Delta flights from Calgary to Houston

Our best Delta deals on Calgary to Houston flight tickets

Delta

3 Oct

YYC6:35 a.m.Calgary

6h 24m

1 stop

IAH1:59 p.m.Houston George Bush Intcntl

10 Oct

IAH10:45 a.m.Houston George Bush Intcntl

11h 09m

1 stop

YYC8:54 p.m.Calgary

C$ 378

Delta

4 Oct

YYC6:35 a.m.Calgary

10h 42m

1 stop

IAH6:17 p.m.Houston George Bush Intcntl

6 Oct

IAH10:45 a.m.Houston George Bush Intcntl

11h 09m

1 stop

YYC8:54 p.m.Calgary

C$ 425

Delta

3 Oct

YYC12:30 a.m.Calgary

7h 45m

1 stop

HOU9:15 a.m.Houston Hobby

9 Oct

HOU1:00 p.m.Houston Hobby

9h 50m

1 stop

YYC9:50 p.m.Calgary

C$ 454

American Airlines flights from Calgary to Houston

Our best American Airlines deals on Calgary to Houston flight tickets

American Airlines

21 Apr

YYC12:45 p.m.Calgary

19h 41m

1 stop

HOU9:26 a.m.Houston Hobby

28 Apr

HOU4:18 p.m.Houston Hobby

6h 26m

1 stop

YYC9:44 p.m.Calgary

C$ 468

American Airlines

26 Aug

YYC6:29 a.m.Calgary

16h 24m

2 stops

HOU11:53 p.m.Houston Hobby

29 Aug

HOU8:22 p.m.Houston Hobby

16h 33m

1 stop

YYC11:55 a.m.Calgary

C$ 480

American Airlines

14 Apr

YYC12:45 p.m.Calgary

6h 06m

1 stop

HOU7:51 p.m.Houston Hobby

19 Apr

HOU8:21 p.m.Houston Hobby

16h 22m

1 stop

YYC11:43 a.m.Calgary

C$ 491

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Sun 28/6

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

Nonstop4h 10m

Houston George Bush Intcntl

Wed 1/7

6:30 a.m.-9:50 a.m.

Nonstop4h 20m

C$ 334

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Wed 6/5

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

Nonstop4h 10m

Houston George Bush Intcntl

Sat 9/5

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

Nonstop4h 20m

C$ 335

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Sun 21/6

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

Nonstop4h 10m

Houston George Bush Intcntl

Fri 3/7

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

Nonstop4h 20m

C$ 336

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Wed 3/6

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

Nonstop4h 10m

Houston George Bush Intcntl

Wed 10/6

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

Nonstop4h 20m

C$ 338

CalgaryHouston

YYC - HOU

YYCHOU

Calgary

Sat 3/10

12:30 a.m.-9:15 a.m.

1 stop7h 45m

Houston Hobby

Fri 9/10

1:00 p.m.-9:50 p.m.

1 stop9h 50m

C$ 454

CalgaryHouston

YYC - HOU

YYCHOU

Calgary

Wed 15/7

6:45 a.m.-9:51 p.m.

2 stops14h 06m

Houston Hobby

Mon 3/8

6:00 a.m.-10:59 p.m.

2 stops17h 59m

C$ 473

CalgaryHouston

YYC - HOU

YYCHOU

Calgary

Wed 26/8

6:29 a.m.-11:53 p.m.

2 stops16h 24m

Houston Hobby

Sat 29/8

8:22 p.m.-11:55 a.m.

1 stop16h 33m

C$ 480

CalgaryHouston

YYC - HOU

YYCHOU

Calgary

Sat 3/10

6:30 a.m.-11:53 p.m.

2 stops16h 23m

Houston Hobby

Wed 7/10

6:00 a.m.-11:55 a.m.

1 stop6h 55m

C$ 493

CalgaryHouston

YYC - HOU

YYCHOU

Calgary

Sun 3/5

6:40 a.m.-11:07 p.m.

2 stops15h 27m

Houston Hobby

Sat 9/5

6:00 a.m.-8:30 p.m.

2 stops15h 30m

C$ 505

CalgaryHouston

YYC - HOU

YYCHOU

Calgary

Thu 20/8

6:29 a.m.-11:53 p.m.

2 stops16h 24m

Houston Hobby

Tue 1/9

1:08 p.m.-11:29 p.m.

2 stops11h 21m

C$ 519

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 September is, on average, the cheapest month to fly to Houston from Calgary, with most prices found around C$ 259. The month of January is another great option to travel to Houston, with average flight prices from Calgary averaging around C$ 317.

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$ 345. In contrast, the most expensive time of day to depart to Houston is at noon when prices are around C$ 861.

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 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$ 385 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	4h 05m
Direct flights	Every day
Airports in Houston	2 airports

The fastest flight from Calgary to Houston takes 4h 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 4h 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 April 2026, there are 4 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$ 128	Free Cancellation	Rating 7.4 9,579 reviews	Search United Airlines flights
Air Canada	PriceFrom C$ 148	Free Cancellation	Rating 7.1 10,916 reviews	Search Air Canada flights
Delta	PriceFrom C$ 183	Free Cancellation	Rating 7.9 8,406 reviews	Search Delta flights
WestJet	PriceFrom C$ 191	Free Cancellation	Rating 7.2 3,320 reviews	Search WestJet 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.