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

As of May 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 56% of daily flights taking off at noon.

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.

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.

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

Air Canada, Delta, and American Airlines 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 week?

As of May 2026, there are 62 flights per week flying from Calgary to Houston. The most common day of the week flights depart is Tue, with 19% of flights taking off on this day.

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.

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 May 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$ 222 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$ 521 to C$ 315. The lowest price recently found on this route was C$ 363.

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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.

7:30 a.m. - 12:45 p.m.

YYC

IAH

4h 15mdirect

1:35 p.m. - 5:06 p.m.

IAH

YYC

4h 31mdirect

C$ 363WestJet

Thu, 29 Oct - Mon, 2 Nov

7:30 a.m. - 12:45 p.m.

YYC

IAH

4h 15mdirect

1:35 p.m. - 5:06 p.m.

IAH

YYC

4h 31mdirect

C$ 364WestJet

Thu, 29 Oct - Mon, 2 Nov

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

YYC

IAH

8h 37m

1 stop

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

IAH

YYC

7h 59m

1 stop

C$ 374Air Canada

Thu, 10 Sep - Sun, 20 Sep

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

YYC

IAH

4h 10mdirect

1:35 p.m. - 5:06 p.m.

IAH

YYC

4h 31mdirect

C$ 380WestJet

Wed, 21 Oct - Wed, 28 Oct

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

YYC

IAH

10h 12m

1 stop

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

IAH

YYC

7h 59m

1 stop

C$ 385Air Canada

Sat, 19 Sep - Sun, 27 Sep

7:30 a.m. - 12:45 p.m.

YYC

IAH

4h 15mdirect

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

IAH

YYC

4h 31mdirect

C$ 388WestJet

Wed, 28 Oct - Mon, 2 Nov

6:35 a.m. - 9:35 p.m.

YYC

HOU

14h 00m

2 stops

6:00 a.m. - 11:01 p.m.

HOU

YYC

18h 01m

2 stops

C$ 399Delta

Thu, 10 Sep - Sun, 20 Sep

12:45 p.m. - 9:03 a.m.

YYC

HOU

19h 18m

1 stop

9:37 a.m. - 9:40 p.m.

HOU

YYC

13h 03m

1 stop

C$ 429American Airlines

Tue, 18 Aug - Thu, 20 Aug

6:45 a.m. - 10:05 p.m.

YYC

HOU

14h 20m

2 stops

6:00 a.m. - 8:35 p.m.

HOU

YYC

15h 35m

2 stops

C$ 446Delta

Fri, 28 Aug - Tue, 1 Sep

6:45 a.m. - 3:28 p.m.

YYC

HOU

7h 43m

1 stop

3:58 p.m. - 9:40 p.m.

HOU

YYC

6h 42m

1 stop

C$ 565American Airlines

Thu, 27 Aug - Sun, 30 Aug

American Airlines flights from Calgary to Houston

Our best American Airlines deals on Calgary to Houston flight tickets

American Airlines

18 Aug

YYC12:45 p.m.Calgary

19h 18m

1 stop

HOU9:03 a.m.Houston Hobby

20 Aug

HOU9:37 a.m.Houston Hobby

13h 03m

1 stop

YYC9:40 p.m.Calgary

C$ 429

American Airlines

20 Aug

YYC6:45 a.m.Calgary

10h 59m

1 stop

IAH6:44 p.m.Houston George Bush Intcntl

24 Aug

IAH4:59 p.m.Houston George Bush Intcntl

7h 30m

1 stop

YYC11:29 p.m.Calgary

C$ 487

American Airlines

29 May

YYC6:15 a.m.Calgary

10h 30m

1 stop

IAH5:45 p.m.Houston George Bush Intcntl

31 May

IAH10:37 a.m.Houston George Bush Intcntl

12h 06m

1 stop

YYC9:43 p.m.Calgary

C$ 496

Delta flights from Calgary to Houston

Our best Delta deals on Calgary to Houston flight tickets

Delta

10 Sep

YYC6:35 a.m.Calgary

14h 00m

2 stops

HOU9:35 p.m.Houston Hobby

20 Sep

HOU6:00 a.m.Houston Hobby

18h 01m

2 stops

YYC11:01 p.m.Calgary

C$ 399

Delta

5 Aug

YYC6:45 a.m.Calgary

9h 55m

1 stop

IAH5:40 p.m.Houston George Bush Intcntl

18 Aug

IAH2:28 p.m.Houston George Bush Intcntl

9h 31m

1 stop

YYC10:59 p.m.Calgary

C$ 417

Delta

28 Oct

YYC2:50 p.m.Calgary

6h 58m

1 stop

IAH10:48 p.m.Houston George Bush Intcntl

1 Nov

IAH10:45 a.m.Houston George Bush Intcntl

11h 09m

1 stop

YYC8:54 p.m.Calgary

C$ 420

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Thu 29/10

7:30 a.m.-12:45 p.m.

Nonstop4h 15m

Houston George Bush Intcntl

Mon 2/11

1:35 p.m.-5:06 p.m.

Nonstop4h 31m

C$ 363

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Thu 29/10

7:30 a.m.-12:45 p.m.

Nonstop4h 15m

Houston George Bush Intcntl

Mon 2/11

1:35 p.m.-5:06 p.m.

Nonstop4h 31m

C$ 364

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Thu 10/9

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

1 stop8h 37m

Houston George Bush Intcntl

Sun 20/9

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

1 stop7h 59m

C$ 374

Quickest round-trip

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Wed 21/10

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

Nonstop4h 10m

Houston George Bush Intcntl

Wed 28/10

1:35 p.m.-5:06 p.m.

Nonstop4h 31m

C$ 380

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Sat 19/9

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

1 stop10h 12m

Houston George Bush Intcntl

Sun 27/9

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

1 stop7h 59m

C$ 385

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Wed 28/10

7:30 a.m.-12:45 p.m.

Nonstop4h 15m

Houston George Bush Intcntl

Mon 2/11

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

Nonstop4h 31m

C$ 388

CalgaryHouston

YYC - HOU

YYCHOU

Calgary

Thu 10/9

6:35 a.m.-9:35 p.m.

2 stops14h 00m

Houston Hobby

Sun 20/9

6:00 a.m.-11:01 p.m.

2 stops18h 01m

C$ 399

CalgaryHouston

YYC - HOU

YYCHOU

Calgary

Tue 18/8

12:45 p.m.-9:03 a.m.

1 stop19h 18m

Houston Hobby

Thu 20/8

9:37 a.m.-9:40 p.m.

1 stop13h 03m

C$ 429

CalgaryHouston

YYC - HOU

YYCHOU

Calgary

Fri 28/8

6:45 a.m.-10:05 p.m.

2 stops14h 20m

Houston Hobby

Tue 1/9

6:00 a.m.-8:35 p.m.

2 stops15h 35m

C$ 446

CalgaryHouston

YYC - HOU

YYCHOU

Calgary

Thu 27/8

6:45 a.m.-3:28 p.m.

1 stop7h 43m

Houston Hobby

Sun 30/8

3:58 p.m.-9:40 p.m.

1 stop6h 42m

C$ 565

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$ 99.

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$ 383. 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$ 393 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$ 243 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 10m
Direct flights	Every day
Airports in Houston	2 airports

The fastest flight from Calgary to Houston takes 4h 10m

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 10m.
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 May 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$ 128	Free Cancellation	Rating 7.4 9,751 reviews	Search United Airlines flights
Air Canada	PriceFrom C$ 148	Free Cancellation	Rating 7.1 11,090 reviews	Search Air Canada flights
WestJet	PriceFrom C$ 191	Free Cancellation	Rating 7.2 3,347 reviews	Search WestJet flights
Delta	PriceFrom C$ 243	Free Cancellation	Rating 7.9 8,424 reviews	Search Delta flights
American Airlines	PriceFrom C$ 306	Free Cancellation	Rating 7.1 11,632 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.