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Cheap flights from Calgary to San Antonio from C$ 296

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/4. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — SAT
9 Apr — 16 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Calgary to San Antonio

Enter your travel dates to find the best prices.

Cheapest flights from Calgary to San Antonio
Explore the most affordable flight options available from Calgary to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 March 2026.

Thu 16/46:40 a.m.
YYC
-
SAT
1 stop9h 37m
Delta
Tue 21/48:00 a.m.
SAT
-
YYC
2 stops16h 00m
Delta
Deal found 6/3C$ 528
Wed 20/56:00 a.m.
YYC
-
SAT
1 stop13h 49m
United Airlines
Sat 30/55:57 p.m.
SAT
-
YYC
1 stop6h 18m
United Airlines
Deal found 7/3C$ 567
Thu 16/46:45 a.m.
YYC
-
SAT
1 stop6h 36m
American Airlines
Tue 21/46:00 a.m.
SAT
-
YYC
1 stop6h 43m
American Airlines
Deal found 7/3C$ 577
Tue 21/46:00 a.m.
YYC
-
SAT
2 stops15h 59m
United Airlines
Wed 22/45:30 a.m.
SAT
-
YYC
1 stop8h 24m
United Airlines
Deal found 5/3C$ 581
Thu 26/312:45 p.m.
YYC
-
SAT
1 stop9h 22m
American Airlines
Sat 4/48:26 p.m.
SAT
-
YYC
1 stop16h 18m
American Airlines
Deal found 9/3C$ 604
Wed 1/47:00 a.m.
YYC
-
SAT
2 stops13h 47m
WestJet
Thu 30/411:50 a.m.
SAT
-
YYC
1 stop9h 15m
WestJet
Deal found 9/3C$ 612

Find flight deals from Calgary to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Calgary (YYC) to San Antonio (SAT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 10 March 2026.

Round-trip from

C$ 528

One-way from

C$ 296

Popular in

August

Cheapest in

June

Average price

C$ 735
Delta
  • Delta
  • 16/4-21/4
  • 3 total stops
  • 25h 37m total
  • Calgary to San Antonio
Search Deals
24/4
  • 24/4
  • 3 total stops
  • 30h 19m total
  • Calgary to San Antonio
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 17 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Calgary to San Antonio 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, Cheapflights users made 629,999 searches. Data last updated 10 March 2026.
Use the filters below to find and compare flights from Calgary to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CalgarySan Antonio

YYC - SAT

YYCSAT

Calgary

Thu 16/4

6:40 a.m.-5:17 p.m.

1 stop9h 37m

San Antonio

Tue 21/4

8:00 a.m.-11:00 p.m.

2 stops16h 00m

C$ 528

CalgarySan Antonio

YYC - SAT

YYCSAT

Calgary

Wed 20/5

6:00 a.m.-8:49 p.m.

1 stop13h 49m

San Antonio

Sat 30/5

5:57 p.m.-11:15 p.m.

1 stop6h 18m

C$ 567
Quickest round-trip

CalgarySan Antonio

YYC - SAT

YYCSAT

Calgary

Thu 16/4

6:45 a.m.-2:21 p.m.

1 stop6h 36m

San Antonio

Tue 21/4

6:00 a.m.-11:43 a.m.

1 stop6h 43m

C$ 577

CalgarySan Antonio

YYC - SAT

YYCSAT

Calgary

Tue 21/4

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

2 stops15h 59m

San Antonio

Wed 22/4

5:30 a.m.-12:54 p.m.

1 stop8h 24m

C$ 581

CalgarySan Antonio

YYC - SAT

YYCSAT

Calgary

Tue 21/4

6:00 a.m.-4:56 p.m.

1 stop9h 56m

San Antonio

Mon 27/4

1:25 p.m.-9:48 p.m.

1 stop9h 23m

C$ 624

CalgarySan Antonio

YYC - SAT

YYCSAT

Calgary

Sat 13/6

10:15 a.m.-12:05 p.m.

1 stop24h 50m

San Antonio

Mon 6/7

6:30 a.m.-5:00 p.m.

1 stop11h 30m

C$ 635
Cheapest one-way

CalgarySan Antonio

YYC - SAT

YYCSAT

Calgary

Sat 2/5

6:45 a.m.-11:56 p.m.

1 stop16h 11m

C$ 304

CalgarySan Antonio

YYC - SAT

YYCSAT

Calgary

Sun 24/5

6:45 a.m.-10:00 p.m.

1 stop14h 15m

C$ 304

CalgarySan Antonio

YYC - SAT

YYCSAT

Calgary

Sun 24/5

6:00 a.m.-10:42 p.m.

2 stops15h 42m

C$ 318

CalgarySan Antonio

YYC - SAT

YYCSAT

Calgary

Wed 1/4

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

2 stops13h 00m

C$ 323

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/3

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

Best time to book a flight from Calgary to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Calgary with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Calgary to San Antonio

What is the cheapest month to book a flight from Calgary to San Antonio?

Currently, November is the cheapest month in which you can book a flight from Calgary to San Antonio (average of C$ 117). Flying from Calgary to San Antonio in January is currently the most expensive (average of C$ 383). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing San Antonio

Get insights into the airlines that provide service to San Antonio. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Antonio. Reviews last updated 10 March 2026.
Read through reviews of airlines operating flights from Calgary to San Antonio, such as United Airlines,WestJet, andAir Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,409 reviews
Check prices

Overall

7.4

Crew

8.1

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,409 reviews
United Airlines
7.4
Good
9,409 reviews
Check prices

Overall

7.4

Crew

8.1

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
WestJet
7.2
Good
3,288 reviews
United Airlines
7.4
Good
9,409 reviews
Check prices

Overall

7.4

Crew

8.1

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
Air Canada
7.1
Good
10,800 reviews
United Airlines
7.4
Good
9,409 reviews
Check prices

Overall

7.4

Crew

8.1

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

Related info for your journey

Find useful and relevant information for your journey from Calgary to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Calgary to San Antonio?

    Departing from Calgary to San Antonio will take you 6h 36m. Airlines will cover a distance of 2725 km. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Calgary to San Antonio round-trip?

    Flying on United Airlines is currently your cheapest option to San Antonio, with prices starting at C$ 394. Additional round-trip tickets that might be worth considering are offered by WestJet and Air Canada, with the lowest prices starting at C$ 471 and C$ 593, respectively. You may be able to fly from Calgary to San Antonio for 42% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Calgary to San Antonio one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at C$ 239. Air Canada flights start at C$ 239 while deals on American Airlines start at C$ 363 one-way.

  • Can I find deals for flights from Calgary to San Antonio that include hotel bookings?

    Yes. In addition to deals on Calgary to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Calgary to San Antonio?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Calgary to San Antonio.

  • Can I find deals for business class flights from Calgary to San Antonio?

    Yes. Cheapflights offers flight deals from Calgary to San Antonio by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Calgary to San Antonio?

    Currently, November is the cheapest month in which you can book a flight from Calgary to San Antonio (average of C$ 117). Flying from Calgary to San Antonio in January is currently the most expensive (average of C$ 383). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Calgary to San Antonio

Discover the top 3 airlines that operate flights from Calgary to San Antonio. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 10 March 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 394AverageC$ 645FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 471AverageC$ 614FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 593AverageC$ 686FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Calgary to San Antonio?

Cheapflights makes it easy to find Calgary to San Antonio flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Calgary to San Antonio?

Cheapflights helps you find that perfect flight to San Antonio from Calgary by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Calgary to San Antonio with no change fees?

Yes! Cheapflights helps users easily find flights from Calgary to San Antonio with no change fees.

Can Cheapflights notify me if prices for flights from Calgary to San Antonio become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to San Antonio from Calgary today and book when prices fit your budget.

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