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Cheap flights from Calgary to San Antonio from C$ 297

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
12 Apr — 19 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 13 March 2026.

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$ 569
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$ 605
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$ 614
Thu 9/47:40 a.m.
YYC
-
SAT
1 stop15h 36m
WestJet
Thu 16/46:39 a.m.
SAT
-
YYC
2 stops13h 33m
WestJet
Deal found 12/3C$ 622
Tue 21/46:00 a.m.
YYC
-
SAT
1 stop9h 56m
United Airlines
Wed 22/41:25 p.m.
SAT
-
YYC
1 stop9h 23m
United Airlines
Deal found 8/3C$ 626
Sat 18/46:00 a.m.
YYC
-
SAT
2 stops12h 48m
United Airlines
Mon 20/48:45 a.m.
SAT
-
YYC
1 stop14h 03m
United Airlines
Deal found 10/3C$ 635
Sat 13/610:15 a.m.
YYC
-
SAT
1 stop24h 50m
WestJet
Mon 6/76:30 a.m.
SAT
-
YYC
1 stop11h 30m
WestJet
Deal found 8/3C$ 637
Wed 1/47:00 a.m.
YYC
-
SAT
2 stops13h 47m
Delta
Thu 30/46:39 a.m.
SAT
-
YYC
2 stops14h 01m
Delta
Deal found 9/3C$ 642
Sat 18/49:00 a.m.
YYC
-
SAT
2 stops11h 30m
WestJet
Mon 20/45:10 a.m.
SAT
-
YYC
2 stops15h 18m
WestJet
Deal found 10/3C$ 644

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 13 March 2026.

Round-trip from

C$ 569

One-way from

C$ 297

Popular in

August

Cheapest in

June

Average price

C$ 737
United Airlines
  • United Airlines
  • 20/5-30/5
  • 2 total stops
  • 20h 07m 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$ 15 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 13 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
Quickest round-trip

CalgarySan Antonio

YYC - SAT

YYCSAT

Calgary

Tue 21/4

1:53 p.m.-9:03 p.m.

1 stop6h 10m

San Antonio

Wed 22/4

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

1 stop8h 24m

C$ 588

CalgarySan Antonio

YYC - SAT

YYCSAT

Calgary

Thu 9/4

7:40 a.m.-12:16 a.m.

1 stop15h 36m

San Antonio

Thu 16/4

6:39 a.m.-7:12 p.m.

2 stops13h 33m

C$ 620

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$ 626

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$ 637

CalgarySan Antonio

YYC - SAT

YYCSAT

Calgary

Sat 18/4

9:00 a.m.-9:30 p.m.

2 stops11h 30m

San Antonio

Mon 20/4

5:10 a.m.-7:28 p.m.

2 stops15h 18m

C$ 644

CalgarySan Antonio

YYC - SAT

YYCSAT

Calgary

Tue 21/4

7:40 a.m.-12:25 a.m.

1 stop15h 45m

San Antonio

Wed 22/4

7:38 a.m.-4:26 p.m.

1 stop9h 48m

C$ 657
Cheapest one-way

CalgarySan Antonio

YYC - SAT

YYCSAT

Calgary

Wed 1/4

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

2 stops13h 00m

C$ 324

CalgarySan Antonio

YYC - SAT

YYCSAT

Calgary

Sat 2/5

1:40 p.m.-11:59 p.m.

1 stop9h 19m

C$ 324

CalgarySan Antonio

YYC - SAT

YYCSAT

Calgary

Sat 2/5

6:40 a.m.-11:08 p.m.

2 stops15h 28m

C$ 324

CalgarySan Antonio

YYC - SAT

YYCSAT

Calgary

Sun 24/5

1:40 p.m.-11:56 p.m.

1 stop9h 16m

C$ 324

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/3

Showing 1-10 of 13 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$ 384). 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.

How much does it cost to fly round-trip from Calgary to San Antonio?

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 13 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
9,418 reviews
Check prices

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Overall

7.4

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
9,418 reviews
United Airlines
7.4
Good
9,418 reviews
Check prices

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Overall

7.4

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
3,292 reviews
United Airlines
7.4
Good
9,418 reviews
Check prices

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Overall

7.4

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
9,418 reviews
Check prices

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Overall

7.4

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 9h 22m. 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$ 395. Additional round-trip tickets that might be worth considering are offered by WestJet and Air Canada, with the lowest prices starting at C$ 472 and C$ 595, 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$ 240 while deals on American Airlines start at C$ 364 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$ 384). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 13 March 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 395AverageC$ 647FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 472AverageC$ 615FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 595AverageC$ 688FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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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