You know where to go
Select an airport in the search form
You don't know where to go
See where you can go on your budget
Cheap flights from Chicago to San Antonio
Round-trip
Economy
Flight information for Chicago to San Antonio
(CHI to SAT)
Find info about flight duration, direct flights, and airports for your flight from Chicago to San Antonio
| Best Price Found | $235 | The best flight deal from Chicago to San Antonio found on momondo in the last 72 hours is $235 |
| Fastest flight time | 2h 55m | The fastest flight from Chicago to San Antonio takes 2h 55m |
| Direct flights | Mo, Tu and We | Direct flights go from Chicago to San Antonio on Monday, Tuesday and Wednesday. The only airline offering direct flights is Air Canada. |
| Airports in San Antonio | 1 airport | There is 1 airport near San Antonio: San Antonio (SAT) |
How to get the cheapest flight ticket from Chicago to San Antonio
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 cheapest month to fly from Chicago to San Antonio?
August
The cheapest time of year to fly to San Antonio from Chicago is August. Most expensive is December
What is the cheapest day to depart Chicago for San Antonio?
Wednesday
The cheapest day of the week is typically Wednesday. The most expensive is typically Sunday
When is the cheapest time to fly from Chicago to San Antonio?
in the afternoon
Chicago to San Antonio flights are approximately 32% more expensive in the morning than in the afternoon
What is the cheapest airline that flies to San Antonio from Chicago?
Spirit Airlines
Spirit Airlines, Frontier, and Sun Country Air are the most popular carriers operating from Chicago to San Antonio
What is the cheapest Chicago to San Antonio flight route?
Chicago O'Hare Intl - San Antonio
Fly from Chicago O'Hare Intl to San Antonio for the best Chicago - San Antonio flight prices
How far in advance should you book Chicago to San Antonio flights?
27 days before
The cheapest time to buy a flight from Chicago to San Antonio is approximately 27 days to departure
60
Days before departure
0
Easily compare round-trip flights from Chicago to San Antonio
Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Chicago to San Antonio by changing tabs
American Airlines![American Airlines]()
Oct 28![American Airlines]()
Nov 1
ORD4:24 pmChicago O'Hare Intl
2h 45m
SAT7:09 pmSan Antonio
SAT2:21 pmSan Antonio
2h 49m
ORD5:10 pmChicago O'Hare Intl
United Airlines![United Airlines]()
Aug 19![United Airlines]()
Aug 22
ORD3:30 amChicago O'Hare Intl
2h 55m
SAT6:25 amSan Antonio
SAT1:25 pmSan Antonio
2h 42m
ORD4:07 pmChicago O'Hare Intl
Find the cheapest one-way flights from Chicago to San Antonio
If you're looking for one-way flights from Chicago to San Antonio, view some of our deals below provided by Frontier
Best airlines flying from Chicago to San Antonio
Compare and see reviews for airlines that fly from Chicago to San Antonio with momondo
AirlineFree CancellationPrice
PriceFrom $87
Free Cancellation
Reviews
Cons: Everything is ok
1 / 10
PriceFrom $116
Free Cancellation
Reviews
Cons: Wouldn't let us on the flight when there was plenty of time to get there. Manager was arrogant and slow - didn't care. Poor policies at that airport.
1 / 10
PriceFrom $137
Free Cancellation
Reviews
Pros: Nothing
Cons: Very uncomfortable flight
1 / 10
PriceFrom $137
Free Cancellation
Reviews
Pros: Yes made sure mask was in place
Cons: No
1 / 10
Which airlines flying from Chicago to San Antonio have COVID-19 safety policies in place?
Many airlines have put safety measures in place to reduce the spread of COVID-19. One is Delta. When flying from Chicago to San Antonio, expect masks to be provided - they are required onboard. Aircrafts are also being cleaned thoroughly with enhanced products regularly. Additional policies include the installation of HEPA filters and pre-flight testing. Some airlines are even offering socially-distanced seating for a limited time. Keep in mind that policies will vary by airline.
Are airlines flying from Chicago to San Antonio offering flexible cancellation due to COVID-19?
Due to the global impact of COVID-19, some of our airline partners operating flights from Chicago to San Antonio, such as American Airlines, United Airlines, and Delta may have put in place flexible cancellation policies. Use our site to search for all of the airlines offering this flexibility to you.
Alternative routes for Chicago to San Antonio
Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
View more