server side global
  • Flights
  • Packages
  • Hotels
  • Cars
Round-trip
Coach

Refine your search by airline, by city or airport or direct flights

Close
Book with Confidence. Trusted by 40M+ Travelers
Price Match Promise  
Found a better deal? We'll match it!
24/7 Customer Support
Speak to our travel experts anytime, anywhere.
ClubMiles Rewards
Stack points & airline miles to save.
Easy Cancellations
Convenient options online and 24/7 global concierge.

Book Flights from Calgary to San Antonio

Find great value on flights from Calgary to San Antonio with CheapOair! The second largest city in the state of Texas, San Antonio is a beautiful city which is full of historical museums, amusement parks and offers amazing places to shop and dine. River Walk is an amazing area in the city which is awesome to explore in during the day time and fun to party at night and if you are in San Antonio with family make way to San Antonio Zoological Gardens and Aquarium which is home to over 3,500 animals and is open 365 days a year. Whatever type of vacation you are looking for, CheapOair will help you save big on flights to San Antonio!
Recent posts View all posts
Why Are People Racing Cheese Down a Hill? Welcome to Gloucestershire!
Read more
Offbeat Travel: Uruguay’s Circular Bridge – Puente Laguna Garzón
Read more
Offbeat Travel: The Giant Waves at Nazaré, Portugal
Read more
‘White Lotus’ Fans, Pack Your Bags: Visit the Locations for Your Favorite Mysteries
Read more
OffBeat Travel: Marlon Brando’s Private Atoll in French Polynesia
Read more

San Antonio Travel Tools

Flights from Calgary

» More Flights from Calgary

Flights to San Antonio

» More San Antonio Flight Routes
Earn 2X points on CheapOair app
Save up to $100 off our fees
First time app users get up to $100 off our fees on flights.
ⓘ
  • Earn up to 6X points
  • 24/7 priority support
  • In-App calls at no cost
  • Manage your bookings on the go
Switch to the app
Scan QR and install Scan QR and install
partners logos

CheapOair.ca is a registered seller of travel and is represented by RSH Travel Inc., 7100 Woodbine Avenue, Suite 406, Markham, Ontario L3R 5J2.
© 2006-2026 RSH Travel Inc. All rights reserved. Ontario: Registration #50018542, British Columbia: Registration #53325, Quebec Registration #703126

Better deals are one call away Call us Say and save Expires Aug 31, 2026. Where applicable discount applies to service fees for qualified airline tickets. Amount of service fee discount varies: maximum savings of C$10 per person applied to bookings from one (1) traveler up to five (5) travelers; the maximum discount applied is C$50. Promo Code and Instant Savings offers can be combined up to the amount of our service fees but cannot be used or combined with any other coupons, promotions or special offers. May be withdrawn at any time without notice. Promo code only applicable for bookings created over the phone through our call center.