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

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

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

As of July 2026, 10 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.

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.

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.

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 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 138 minutes.

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 84% 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 July 2026, there are 73 flights per week flying from Calgary to Houston. The most common day of the week flights depart is Mon, with 21% of flights taking off on this day.

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 July 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$ 279 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$ 387 to C$ 643. The lowest price recently found on this route was C$ 330.

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.

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$ 330WestJet

Thu, 27 Aug - Thu, 3 Sep

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$ 361WestJet

Sat, 19 Sep - Sat, 26 Sep

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

YYC

IAH

4h 10mdirect

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

IAH

YYC

4h 20mdirect

C$ 366WestJet

Wed, 19 Aug - Mon, 5 Oct

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

YYC

IAH

4h 10mdirect

1:14 p.m. - 11:05 p.m.

IAH

YYC

10h 51m

1 stop

C$ 380Multiple Airlines

Tue, 20 Oct - Tue, 27 Oct

12:55 a.m. - 11:07 a.m.

YYC

IAH

9h 12m

1 stop

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

IAH

YYC

9h 54m

1 stop

C$ 383Air Canada

Fri, 25 Sep - Wed, 30 Sep

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

YYC

IAH

7h 38m

1 stop

12:00 p.m. - 10:29 p.m.

IAH

YYC

10h 29m

1 stop

C$ 394Air Canada

Sat, 31 Oct - Sat, 7 Nov

7:45 a.m. - 11:09 p.m.

YYC

HOU

14h 24m

2 stops

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

HOU

YYC

15h 30m

2 stops

C$ 468Delta

Tue, 27 Oct - Fri, 30 Oct

12:54 p.m. - 11:49 p.m.

YYC

HOU

9h 55m

1 stop

6:00 a.m. - 1:11 p.m.

HOU

YYC

7h 11m

1 stop

C$ 469American Airlines

Sat, 31 Oct - Sat, 7 Nov

6:44 a.m. - 11:49 p.m.

YYC

HOU

16h 05m

1 stop

8:24 p.m. - 11:59 a.m.

HOU

YYC

16h 35m

1 stop

C$ 476American Airlines

Tue, 27 Oct - Fri, 30 Oct

7:45 a.m. - 8:43 p.m.

YYC

HOU

12h 58m

2 stops

10:05 a.m. - 12:13 a.m.

HOU

YYC

14h 08m

2 stops

C$ 523Delta

Mon, 9 Nov - Fri, 13 Nov

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American Airlines flights from Calgary to Houston

Our best American Airlines deals on Calgary to Houston flight tickets

American Airlines

31 Oct

YYC12:54 p.m.Calgary

9h 55m

1 stop

HOU11:49 p.m.Houston Hobby

7 Nov

HOU6:00 a.m.Houston Hobby

7h 11m

1 stop

YYC1:11 p.m.Calgary

C$ 469

American Airlines

27 Oct

YYC6:44 a.m.Calgary

16h 05m

1 stop

HOU11:49 p.m.Houston Hobby

30 Oct

HOU8:24 p.m.Houston Hobby

16h 35m

1 stop

YYC11:59 a.m.Calgary

C$ 476

American Airlines

20 Aug

YYC6:45 a.m.Calgary

7h 41m

1 stop

HOU3:26 p.m.Houston Hobby

5 Sep

HOU6:14 p.m.Houston Hobby

18h 36m

1 stop

YYC11:50 a.m.Calgary

C$ 497

Delta flights from Calgary to Houston

Our best Delta deals on Calgary to Houston flight tickets

Delta

27 Aug

YYC6:45 a.m.Calgary

9h 55m

1 stop

IAH5:40 p.m.Houston George Bush Intcntl

31 Aug

IAH2:28 p.m.Houston George Bush Intcntl

9h 36m

1 stop

YYC11:04 p.m.Calgary

C$ 434

Delta

23 Nov

YYC2:00 p.m.Calgary

6h 36m

1 stop

IAH8:36 p.m.Houston George Bush Intcntl

1 Dec

IAH6:30 a.m.Houston George Bush Intcntl

17h 43m

2 stops

YYC12:13 a.m.Calgary

C$ 435

Delta

14 Nov

YYC7:45 a.m.Calgary

15h 13m

2 stops

IAH10:58 p.m.Houston George Bush Intcntl

24 Nov

IAH9:40 a.m.Houston George Bush Intcntl

14h 33m

2 stops

YYC12:13 a.m.Calgary

C$ 455

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Thu 27/8

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

Nonstop4h 10m

Houston George Bush Intcntl

Thu 3/9

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

Nonstop4h 20m

C$ 330

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Sat 19/9

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

Nonstop4h 10m

Houston George Bush Intcntl

Sat 26/9

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

Nonstop4h 20m

C$ 361

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Wed 19/8

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

Nonstop4h 10m

Houston George Bush Intcntl

Mon 5/10

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

Nonstop4h 20m

C$ 366

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Tue 20/10

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

Nonstop4h 10m

Houston George Bush Intcntl

Tue 27/10

1:14 p.m.-11:05 p.m.

1 stop10h 51m

C$ 380

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Fri 25/9

12:55 a.m.-11:07 a.m.

1 stop9h 12m

Houston George Bush Intcntl

Wed 30/9

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

1 stop9h 54m

C$ 383

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

12:00 p.m.-10:29 p.m.

1 stop10h 29m

C$ 394

CalgaryHouston

YYC - HOU

YYCHOU

Calgary

Tue 27/10

7:45 a.m.-11:09 p.m.

2 stops14h 24m

Houston Hobby

Fri 30/10

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

2 stops15h 30m

C$ 468

CalgaryHouston

YYC - HOU

YYCHOU

Calgary

Sat 31/10

12:54 p.m.-11:49 p.m.

1 stop9h 55m

Houston Hobby

Sat 7/11

6:00 a.m.-1:11 p.m.

1 stop7h 11m

C$ 469

CalgaryHouston

YYC - HOU

YYCHOU

Calgary

Tue 27/10

6:44 a.m.-11:49 p.m.

1 stop16h 05m

Houston Hobby

Fri 30/10

8:24 p.m.-11:59 a.m.

1 stop16h 35m

C$ 476

CalgaryHouston

YYC - HOU

YYCHOU

Calgary

Mon 9/11

7:45 a.m.-8:43 p.m.

2 stops12h 58m

Houston Hobby

Fri 13/11

10:05 a.m.-12:13 a.m.

2 stops14h 08m

C$ 523

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$ 258. The month of January is another great option to travel to Houston, with average flight prices from Calgary averaging around C$ 318.

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$ 418. In contrast, the most expensive time of day to depart to Houston is at noon when prices are around C$ 886.

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$ 418 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$ 307 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 July 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$ 131	Free Cancellation	Rating 7.4 10,019 reviews	Search United Airlines flights
Air Canada	PriceFrom C$ 161	Free Cancellation	Rating 7.1 11,373 reviews	Search Air Canada flights
Delta	PriceFrom C$ 186	Free Cancellation	Rating 7.8 8,477 reviews	Search Delta flights
WestJet	PriceFrom C$ 193	Free Cancellation	Rating 7.2 3,411 reviews	Search WestJet flights
American Airlines	PriceFrom C$ 316	Free Cancellation	Rating 7.1 11,835 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.