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 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?

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

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 87% 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.

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

As of May 2026, there are 30 flights per week flying from Calgary to Houston. The most common day of the week flights depart is Mon, with 20% of flights taking off on this day.

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

As of May 2026, 4 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 51% of daily flights taking off in the afternoon.

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. Sunday has historically seen more delays on average compared to the rest of the week.

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.

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$ 213 Cheap Flights from Calgary to Houston in 2026

1 adult

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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.

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

Mon, 17 Aug - Sat, 22 Aug

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$ 357WestJet

Fri, 5 Jun - Sun, 14 Jun

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$ 358WestJet

Fri, 5 Jun - Fri, 12 Jun

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

YYC

IAH

8h 37m

1 stop

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

IAH

YYC

9h 54m

1 stop

C$ 361Air Canada

Sat, 10 Oct - Mon, 19 Oct

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$ 362WestJet

Fri, 5 Jun - Mon, 15 Jun

6:36 a.m. - 11:59 p.m.

YYC

HOU

16h 23m

1 stop

9:30 a.m. - 9:43 p.m.

HOU

YYC

13h 13m

1 stop

C$ 461American Airlines

Mon, 25 May - Thu, 11 Jun

6:45 a.m. - 10:26 p.m.

YYC

HOU

14h 41m

2 stops

10:09 a.m. - 11:01 p.m.

HOU

YYC

13h 52m

2 stops

C$ 470Delta

Wed, 3 Jun - Wed, 10 Jun

6:45 a.m. - 11:59 p.m.

YYC

HOU

16h 14m

1 stop

12:50 p.m. - 9:43 p.m.

HOU

YYC

9h 53m

1 stop

C$ 528British Airways

Wed, 3 Jun - Wed, 10 Jun

6:45 a.m. - 11:59 p.m.

YYC

HOU

16h 14m

1 stop

9:30 a.m. - 9:43 p.m.

HOU

YYC

13h 13m

1 stop

C$ 597American Airlines

Fri, 22 May - Wed, 27 May

6:45 a.m. - 10:46 p.m.

YYC

HOU

15h 01m

2 stops

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

HOU

YYC

17h 59m

2 stops

C$ 612Delta

Thu, 20 Aug - Thu, 27 Aug

British Airways flights from Calgary to Houston

Our best British Airways deals on Calgary to Houston flight tickets

British Airways

3 Jun

YYC6:45 a.m.Calgary

16h 14m

1 stop

HOU11:59 p.m.Houston Hobby

10 Jun

HOU12:50 p.m.Houston Hobby

9h 53m

1 stop

YYC9:43 p.m.Calgary

C$ 528

British Airways

27 May

YYC6:45 a.m.Calgary

10h 24m

1 stop

HOU6:09 p.m.Houston Hobby

30 May

HOU12:50 p.m.Houston Hobby

9h 53m

1 stop

YYC9:43 p.m.Calgary

C$ 748

British Airways

27 Oct

YYC6:45 a.m.Calgary

8h 13m

1 stop

HOU3:58 p.m.Houston Hobby

30 Oct

HOU4:15 p.m.Houston Hobby

6h 27m

1 stop

YYC9:42 p.m.Calgary

C$ 749

American Airlines flights from Calgary to Houston

Our best American Airlines deals on Calgary to Houston flight tickets

American Airlines

4 Jun

YYC7:00 a.m.Calgary

8h 27m

1 stop

IAH4:27 p.m.Houston George Bush Intcntl

11 Jun

IAH10:37 a.m.Houston George Bush Intcntl

12h 06m

1 stop

YYC9:43 p.m.Calgary

C$ 435

American Airlines

25 May

YYC6:36 a.m.Calgary

10h 29m

1 stop

IAH6:05 p.m.Houston George Bush Intcntl

29 May

IAH7:00 a.m.Houston George Bush Intcntl

15h 43m

1 stop

YYC9:43 p.m.Calgary

C$ 451

American Airlines

25 May

YYC6:36 a.m.Calgary

16h 23m

1 stop

HOU11:59 p.m.Houston Hobby

11 Jun

HOU9:30 a.m.Houston Hobby

13h 13m

1 stop

YYC9:43 p.m.Calgary

C$ 461

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Mon 17/8

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

Nonstop4h 10m

Houston George Bush Intcntl

Sat 22/8

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

Nonstop4h 20m

C$ 338

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Fri 5/6

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

Nonstop4h 10m

Houston George Bush Intcntl

Sun 14/6

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

Nonstop4h 20m

C$ 357

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Fri 5/6

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

Nonstop4h 10m

Houston George Bush Intcntl

Fri 12/6

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

Nonstop4h 20m

C$ 358

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Sat 10/10

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

1 stop8h 37m

Houston George Bush Intcntl

Mon 19/10

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

1 stop9h 54m

C$ 361

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Fri 5/6

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

Nonstop4h 10m

Houston George Bush Intcntl

Mon 15/6

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

Nonstop4h 20m

C$ 362

CalgaryHouston

YYC - HOU

YYCHOU

Calgary

Mon 25/5

6:36 a.m.-11:59 p.m.

1 stop16h 23m

Houston Hobby

Thu 11/6

9:30 a.m.-9:43 p.m.

1 stop13h 13m

C$ 461

CalgaryHouston

YYC - HOU

YYCHOU

Calgary

Wed 3/6

6:45 a.m.-10:26 p.m.

2 stops14h 41m

Houston Hobby

Wed 10/6

10:09 a.m.-11:01 p.m.

2 stops13h 52m

C$ 470

CalgaryHouston

YYC - HOU

YYCHOU

Calgary

Wed 3/6

6:45 a.m.-11:59 p.m.

1 stop16h 14m

Houston Hobby

Wed 10/6

12:50 p.m.-9:43 p.m.

1 stop9h 53m

C$ 528

CalgaryHouston

YYC - HOU

YYCHOU

Calgary

Fri 22/5

6:45 a.m.-11:59 p.m.

1 stop16h 14m

Houston Hobby

Wed 27/5

9:30 a.m.-9:43 p.m.

1 stop13h 13m

C$ 597

CalgaryHouston

YYC - HOU

YYCHOU

Calgary

Thu 20/8

6:45 a.m.-10:46 p.m.

2 stops15h 01m

Houston Hobby

Thu 27/8

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

2 stops17h 59m

C$ 612

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$ 75. The month of September is another great option to travel to Houston, with average flight prices from Calgary averaging around C$ 98.

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$ 362. In contrast, the most expensive time of day to depart to Houston is at noon when prices are around C$ 860.

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$ 390 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$ 241 on momondo.

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 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$ 127	Free Cancellation	Rating 7.4 9,695 reviews	Search United Airlines flights
Air Canada	PriceFrom C$ 146	Free Cancellation	Rating 7.1 11,010 reviews	Search Air Canada flights
Delta	PriceFrom C$ 181	Free Cancellation	Rating 7.9 8,457 reviews	Search Delta flights
WestJet	PriceFrom C$ 188	Free Cancellation	Rating 7.2 3,332 reviews	Search WestJet flights
American Airlines	PriceFrom C$ 303	Free Cancellation	Rating 7.1 11,668 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.