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Cheap Flights from Chicago to San Antonio

  • Chicago San Antonio

    Sat, Mar 7 - Sat, Mar 14

    From US$299.67
  • Chicago San Antonio

    Thu, Feb 20 - Mon, Feb 24

    From US$300.68
  • Chicago San Antonio

    Mon, Feb 24 - Sat, Feb 29

    From US$302.11
  • Chicago San Antonio

    Thu, Feb 20 - Mon, Feb 24

    From US$412.20
  • Chicago San Antonio

    Mon, Feb 24 - Sat, Feb 29

    From US$313.11
  • Chicago San Antonio

    Thu, Feb 20 - Sun, Feb 23

    From US$324.55

Prices shown are for 1 adult ticket including taxes & fees.(As ticket fares can change frequently, these advertised prices are for reference only. The actual prices will be shown at time of booking.)

Chicago to San Antonio Flight Information

Below are some common questions asked about this flight route:

When can I book the cheapest flight from Chicago to San Antonio?

Airlines adjust prices for plane tickets based on the day and time that you book your flight. After analyzing data from all airlines, we have discovered that the best days to book flights from Chicago to San Antonio are Tuesdays, Wednesdays, and Saturdays.

What are the airlines flying from Chicago to San Antonio?

What is the most popular airline for non-stop flights from Chicago to San Antonio?

provides 1000 of the non-stop flights between Chicago and San Antonio.

How many airports are there in San Antonio?

Average duration of direct flights: 2h52m
Airports at destination:
Flight route:
Price starting from:

Chicago to San Antonio Flight Schedule

Flight info. Departure
Arrival
Route Weekly Schedule
19:35 ORD 22:35 SAT
Chicago to San Antonio SMT-T-S Search
10:30 ORD 13:10 SAT
Chicago to San Antonio SMTWTFS Search
13:00 ORD 16:03 SAT
Chicago to San Antonio SMTWTFS Search
08:12 ORD 11:14 SAT
Chicago to San Antonio ------- Search
12:50 ORD 15:46 SAT
Chicago to San Antonio ----TFS Search
10:30 ORD 13:10 SAT
Chicago to San Antonio SMTWTFS Search
20:15 ORD 22:58 SAT
Chicago to San Antonio SMTWTFS Search
AC4917
16:00 ORD 18:56 SAT
Chicago to San Antonio -----F- Search
AC4921
12:52 ORD 15:47 SAT
Chicago to San Antonio SMTWTFS Search
AC5546
19:40 ORD 22:43 SAT
Chicago to San Antonio SMTWT-S Search
13:15 ORD 16:02 SAT
Chicago to San Antonio ------- Search
07:10 ORD 10:00 SAT
Chicago to San Antonio ----TF- Search
20:40 ORD 23:34 SAT
Chicago to San Antonio SMTWTFS Search
EI6680
19:40 ORD 22:43 SAT
Chicago to San Antonio ------S Search
GF6855
20:40 ORD 23:34 SAT
Chicago to San Antonio SMTWTFS Search
IB7100
20:20 ORD 23:06 SAT
Chicago to San Antonio SMTWTFS Search
13:54 ORD 16:51 SAT
Chicago to San Antonio SMTWTFS Search
20:40 ORD 23:34 SAT
Chicago to San Antonio SMTWTFS Search
NH6516
ANA
19:40 ORD 22:43 SAT
Chicago to San Antonio SMTWT-S Search

Chicago to San Antonio International Airport (SAT)

13:17, Mar 7 - 06:35, Mar 14
UA | United Airlines
3h 1m
ORD - SAT
Nonstop
US$300
Round-trip from
Search
20:44, Feb 24 - 14:05, Feb 29
AA | American Airlines
3h 2m
ORD - SAT
Nonstop
US$302
Round-trip from
Search
12:57, Feb 20 - 14:05, Feb 24
UA | United Airlines
3h 4m
ORD - SAT
Nonstop
US$301
Round-trip from
Search
19:35, Mar 27 - 07:20, Mar 29
UA | United Airlines
3h 0m
ORD - SAT
Nonstop
US$330
Round-trip from
Search
12:57, Apr 2 - 07:20, Apr 5
UA | United Airlines
3h 1m
ORD - SAT
Nonstop
US$330
Round-trip from
Search

Prices shown are for 1 adult ticket including taxes & fees.(As ticket fares can change frequently, these advertised prices are for reference only. The actual prices will be shown at time of booking.)

Roundtrip vs One-Way Flights from Chicago to San Antonio

There is usually no major price difference between buying a roundtrip flight versus a one-way flight. Increased flexibility is the main benefit when it comes to buying a one-way flight from Chicago to San Antonio. However, booking a roundtrip flight is a simpler process. You can compare roundtrip and one-way flights by using our flight comparison tool.

Travel from Chicago to San Antonio

San Antonio attracts thousands of visitors every year for both business and pleasure. Planning a trip from Chicago to San Antonio is easy when you use Trip.com to help you make travel arrangements. With Trip.com, you can search for available flights and hotel rooms, and then make your booking quickly and easily online.

A Trip to Remember

Make your journey from Chicago to San Antonio a trip to remember when you use Trip.com to review city attractions before you arrive. With a preview of what's available at your destination, you can make any necessary reservations in advance for the best travel experience possible.