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Cheap flights from Calgary to Houston from C$ 149

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Calgary to Houston departing on 5/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Calgary to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
7:30 a.m. - 12:45 p.m.
YYC
-
IAH
4h 15mdirect
WestJet Logo
6:20 p.m. - 9:45 p.m.
IAH
-
YYC
4h 25mdirect
C$ 212WestJet
Thu, 5 Feb - Wed, 11 Feb
WestJet Logo
7:30 a.m. - 12:44 p.m.
YYC
-
IAH
4h 14mdirect
WestJet Logo
6:20 p.m. - 9:51 p.m.
IAH
-
YYC
4h 31mdirect
C$ 220WestJet
Thu, 22 Jan - Wed, 28 Jan
WestJet Logo
7:30 a.m. - 12:44 p.m.
YYC
-
IAH
4h 14mdirect
WestJet Logo
6:20 p.m. - 9:45 p.m.
IAH
-
YYC
4h 25mdirect
C$ 233WestJet
Thu, 29 Jan - Wed, 4 Feb
WestJet Logo
7:30 a.m. - 12:44 p.m.
YYC
-
IAH
4h 14mdirect
WestJet Logo
6:20 p.m. - 9:51 p.m.
IAH
-
YYC
4h 31mdirect
C$ 249WestJet
Thu, 22 Jan - Wed, 28 Jan
United Airlines Logo
1:30 p.m. - 6:41 p.m.
YYC
-
IAH
4h 11mdirect
United Airlines Logo
12:40 p.m. - 9:53 p.m.
IAH
-
YYC
10h 13m1 stop
C$ 256United Airlines
Thu, 22 Jan - Wed, 28 Jan
United Airlines Logo
1:30 p.m. - 6:41 p.m.
YYC
-
IAH
4h 11mdirect
United Airlines Logo
11:00 a.m. - 9:53 p.m.
IAH
-
YYC
11h 53m1 stop
C$ 267United Airlines
Thu, 22 Jan - Wed, 28 Jan
American Airlines Logo
1:40 p.m. - 12:09 p.m.
YYC
-
HOU
21h 29m2 stops
American Airlines Logo
10:35 a.m. - 9:58 p.m.
HOU
-
YYC
12h 23m1 stop
C$ 401American Airlines
Mon, 12 Jan - Tue, 27 Jan
Delta Logo
12:30 a.m. - 10:21 a.m.
YYC
-
HOU
8h 51m1 stop
Delta Logo
11:09 a.m. - 7:09 p.m.
HOU
-
YYC
9h 00m1 stop
C$ 421Delta
Mon, 12 Jan - Wed, 28 Jan
American Airlines Logo
6:30 a.m. - 3:50 p.m.
YYC
-
HOU
8h 20m1 stop
American Airlines Logo
6:03 a.m. - 11:08 a.m.
HOU
-
YYC
6h 05m1 stop
C$ 436American Airlines
Wed, 1 Apr - Wed, 8 Apr
Delta Logo
12:30 a.m. - 10:21 a.m.
YYC
-
HOU
8h 51m1 stop
Delta Logo
11:09 a.m. - 7:09 p.m.
HOU
-
YYC
9h 00m1 stop
C$ 463Delta
Sat, 17 Jan - Wed, 21 Jan

Delta flights from Calgary to Houston

Our best Delta deals on Calgary to Houston flight tickets
Delta
12 Jan
YYC6:30 a.m.Calgary
8h 24m
1 stop
IAH3:54 p.m.Houston George Bush Intcntl
26 Jan
IAH12:20 p.m.Houston George Bush Intcntl
9h 34m
2 stops
YYC8:54 p.m.Calgary
C$ 358
Find similar
Delta
12 Jan
YYC12:30 a.m.Calgary
8h 51m
1 stop
HOU10:21 a.m.Houston Hobby
28 Jan
HOU11:09 a.m.Houston Hobby
9h 00m
1 stop
YYC7:09 p.m.Calgary
C$ 421
Find similar
Delta
17 Jan
YYC12:30 a.m.Calgary
8h 51m
1 stop
HOU10:21 a.m.Houston Hobby
21 Jan
HOU11:09 a.m.Houston Hobby
9h 00m
1 stop
YYC7:09 p.m.Calgary
C$ 463
Find similar

American Airlines flights from Calgary to Houston

Our best American Airlines deals on Calgary to Houston flight tickets
American Airlines
17 Jan
YYC1:40 p.m.Calgary
21h 09m
2 stops
IAH11:49 a.m.Houston George Bush Intcntl
26 Jan
IAH5:20 p.m.Houston George Bush Intcntl
20h 28m
1 stop
YYC12:48 p.m.Calgary
C$ 330
Find similar
American Airlines
22 Jan
YYC1:40 p.m.Calgary
17h 56m
2 stops
IAH8:36 a.m.Houston George Bush Intcntl
28 Jan
IAH1:57 p.m.Houston George Bush Intcntl
23h 51m
1 stop
YYC12:48 p.m.Calgary
C$ 372
Find similar
American Airlines
12 Jan
YYC1:40 p.m.Calgary
21h 29m
2 stops
HOU12:09 p.m.Houston Hobby
27 Jan
HOU10:35 a.m.Houston Hobby
12h 23m
1 stop
YYC9:58 p.m.Calgary
C$ 401
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Calgary to Houston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 23 December 2025.
Use the filters below to find and compare flights from Calgary to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Thu 5/2

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

Nonstop4h 15m

Houston George Bush Intcntl

Wed 11/2

6:20 p.m.-9:45 p.m.

Nonstop4h 25m

C$ 212

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Thu 22/1

7:30 a.m.-12:44 p.m.

Nonstop4h 14m

Houston George Bush Intcntl

Wed 28/1

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

Nonstop4h 31m

C$ 220

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Thu 29/1

7:30 a.m.-12:44 p.m.

Nonstop4h 14m

Houston George Bush Intcntl

Wed 4/2

6:20 p.m.-9:45 p.m.

Nonstop4h 25m

C$ 233

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Thu 22/1

7:30 a.m.-12:44 p.m.

Nonstop4h 14m

Houston George Bush Intcntl

Wed 28/1

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

Nonstop4h 31m

C$ 249

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Thu 22/1

1:30 p.m.-6:41 p.m.

Nonstop4h 11m

Houston George Bush Intcntl

Wed 28/1

12:40 p.m.-9:53 p.m.

1 stop10h 13m

C$ 256

CalgaryHouston

YYC - IAH

YYCIAH

Calgary

Thu 22/1

1:30 p.m.-6:41 p.m.

Nonstop4h 11m

Houston George Bush Intcntl

Wed 28/1

11:00 a.m.-9:53 p.m.

1 stop11h 53m

C$ 267

CalgaryHouston

YYC - HOU

YYCHOU

Calgary

Mon 12/1

1:40 p.m.-12:09 p.m.

2 stops21h 29m

Houston Hobby

Tue 27/1

10:35 a.m.-9:58 p.m.

1 stop12h 23m

C$ 401

CalgaryHouston

YYC - HOU

YYCHOU

Calgary

Mon 12/1

12:30 a.m.-10:21 a.m.

1 stop8h 51m

Houston Hobby

Wed 28/1

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

1 stop9h 00m

C$ 421

CalgaryHouston

YYC - HOU

YYCHOU

Calgary

Wed 1/4

6:30 a.m.-3:50 p.m.

1 stop8h 20m

Houston Hobby

Wed 8/4

6:03 a.m.-11:08 a.m.

1 stop6h 05m

C$ 436

CalgaryHouston

YYC - HOU

YYCHOU

Calgary

Sat 17/1

12:30 a.m.-10:21 a.m.

1 stop8h 51m

Houston Hobby

Wed 21/1

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

1 stop9h 00m

C$ 463

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Houston from

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

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 October is another great option to travel to Houston, with average flight prices from Calgary averaging around C$ 308.

What is the cheapest day to depart on your flight to Houston?

On average, the least expensive day to fly to Houston from Calgary is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as C$ 435. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Calgary to Houston on a Sunday will generally be more expensive and average around C$ 657. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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$ 327. 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$ 373 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$ 275 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 09m

Direct flights

Every day

Airports in Houston

2 airports
The fastest flight from Calgary to Houston takes 4h 09m
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

  • 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 09m.

  • 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?

  • 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 AirlinesPriceFrom C$ 135Free CancellationRating
7.4
9,106 reviews
Search United Airlines flights
American AirlinesPriceFrom C$ 167Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights
Air CanadaPriceFrom C$ 183Free CancellationRating
7.1
10,551 reviews
Search Air Canada flights
WestJetPriceFrom C$ 199Free CancellationRating
7.2
3,216 reviews
Search WestJet flights
DeltaPriceFrom C$ 242Free CancellationRating
7.9
8,014 reviews
Search Delta 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.

An easier way to manage your Houston trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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