Find flights
When to book
Airlines
FAQs

Cheap flights from Calgary to San Antonio from C$ 245

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 18/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — SAT
6 May — 13 May1
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 6 April 2026.

Thu 30/412:29 p.m.
YYC
-
SAT
1 stop10h 56m
Delta
Thu 7/56:35 a.m.
SAT
-
YYC
1 stop6h 02m
Delta
Deal found 5/4C$ 478
Thu 30/47:25 p.m.
YYC
-
SAT
2 stops23h 04m
Multiple Airlines
Thu 7/57:54 p.m.
SAT
-
YYC
1 stop19h 51m
Multiple Airlines
Deal found 5/4C$ 499
Thu 6/87:45 a.m.
YYC
-
SAT
2 stops15h 09m
Delta
Mon 10/86:30 a.m.
SAT
-
YYC
2 stops17h 36m
Delta
Deal found 5/4C$ 509
Wed 20/512:45 p.m.
YYC
-
SAT
1 stop18h 27m
American Airlines
Wed 27/56:04 a.m.
SAT
-
YYC
1 stop18h 39m
American Airlines
Deal found 5/4C$ 523
Wed 15/77:00 a.m.
YYC
-
SAT
2 stops9h 11m
Delta
Sat 12/98:00 a.m.
SAT
-
YYC
1 stop10h 10m
Delta
Deal found 5/4C$ 555
Sun 10/57:45 a.m.
YYC
-
SAT
1 stop8h 20m
Delta
Sat 16/57:55 a.m.
SAT
-
YYC
2 stops16h 02m
Delta
Deal found 1/4C$ 567
Wed 20/58:45 a.m.
YYC
-
SAT
1 stop9h 14m
Multiple Airlines
Wed 27/57:54 p.m.
SAT
-
YYC
2 stops22h 06m
Multiple Airlines
Deal found 5/4C$ 573

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 6 April 2026.

Round-trip from

C$ 478

One-way from

C$ 245

Popular in

August

Cheapest in

June

Average price

C$ 683
Delta
  • Delta
  • 30/4-7/5
  • 2 total stops
  • 16h 58m total
  • Calgary to San Antonio
Search Deals
18/5
  • 18/5
  • 1 total stop
  • 9h 14m total
  • Calgary to San Antonio
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 14 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 6 April 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

Thu 30/4

12:29 p.m.-12:25 a.m.

1 stop10h 56m

San Antonio

Thu 7/5

6:35 a.m.-11:37 a.m.

1 stop6h 02m

C$ 478

CalgarySan Antonio

YYC - SAT

YYCSAT

Calgary

Wed 19/8

7:15 a.m.-5:25 p.m.

1 stop9h 10m

San Antonio

Sat 22/8

8:00 a.m.-11:06 p.m.

2 stops16h 06m

C$ 480

CalgarySan Antonio

YYC - SAT

YYCSAT

Calgary

Thu 6/8

7:45 a.m.-11:54 p.m.

2 stops15h 09m

San Antonio

Mon 10/8

6:30 a.m.-11:06 p.m.

2 stops17h 36m

C$ 509

CalgarySan Antonio

YYC - SAT

YYCSAT

Calgary

Wed 20/5

12:45 p.m.-8:12 a.m.

1 stop18h 27m

San Antonio

Wed 27/5

6:04 a.m.-11:43 p.m.

1 stop18h 39m

C$ 523

CalgarySan Antonio

YYC - SAT

YYCSAT

Calgary

Wed 15/7

11:40 a.m.-11:54 p.m.

1 stop11h 14m

San Antonio

Sat 12/9

6:45 a.m.-5:10 p.m.

1 stop11h 25m

C$ 555
Cheapest one-way
Quickest one-way

CalgarySan Antonio

YYC - SAT

YYCSAT

Calgary

Thu 21/5

6:45 a.m.-5:20 p.m.

1 stop9h 35m

C$ 279

CalgarySan Antonio

YYC - SAT

YYCSAT

Calgary

Sat 2/5

6:45 a.m.-8:51 p.m.

1 stop13h 06m

C$ 279

CalgarySan Antonio

YYC - SAT

YYCSAT

Calgary

Thu 30/7

6:00 a.m.-4:55 p.m.

1 stop9h 55m

C$ 279

CalgarySan Antonio

YYC - SAT

YYCSAT

Calgary

Sun 24/5

6:45 a.m.-9:28 p.m.

2 stops13h 43m

C$ 279

CalgarySan Antonio

YYC - SAT

YYCSAT

Calgary

Sat 2/5

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

2 stops15h 28m

C$ 279

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/4

Sorted by cheapest first

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$ 120). Flying from Calgary to San Antonio in January is currently the most expensive (average of C$ 393). 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 6 April 2026.
Read through reviews of airlines operating flights from Calgary to San Antonio, such as United Airlines and WestJet. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,546 reviews
Check prices

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Comfort

7.3

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
9,546 reviews
United Airlines
7.4
Good
9,546 reviews
Check prices

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Comfort

7.3

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
3,315 reviews
United Airlines
7.4
Good
9,546 reviews
Check prices

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Comfort

7.3

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 10h 56m. Airlines will cover a distance of 2725 km.

  • 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$ 484. Another option worth looking into is WestJet, starting at C$ 571 round trip. You may be able to fly from Calgary to San Antonio for 30% less than the average price by searching for these airlines.

  • 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$ 120). Flying from Calgary to San Antonio in January is currently the most expensive (average of C$ 393). 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 2 airlines flying from Calgary to San Antonio

Discover the top 2 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 6 April 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 484AverageC$ 664FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 571AverageC$ 670FlexibilityNo cancel feeOn-time60%
Search WestJet 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.