Flights
Hotels
From
To
1 traveler
Unsupported Browser!
Find Flights
Finding cheap flights is simple. More than 36 million people last year saved hundreds by using our flights tool.

Flights
Hotels
Round-trip
One-way
1 traveler
Unsupported Browser!
Find Flights
Finding cheap flights is simple. More than 36 million people last year saved hundreds by using our flights tool.
Did you mean flights from San Antonio to Chicago?

Flights from Chicago to San Antonio, United States Last modified: Sep 30, 2016 1:10 -04:00

TIPSave $360 by flying into Houston instead of San Antonio from Chicago

Chicago to San Antonio Last modified: Sep 30, 2016 1:10 -04:00

We've scanned 26,216,477,370 round trip itineraries and found the cheapest flights from Chicago to San Antonio. American & United frequently offer the best deals on Chicago to San Antonio flights, or select your preferred carrier below to see the cheapest days to fly.

American
CHISAT
Sat 10/15
nonstop
SATCHI
Tue 10/18
nonstop
$287
Select
American
CHISAT
Tue 10/18
nonstop
SATCHI
Tue 10/25
nonstop
$287
Select
American
CHISAT
Wed 10/19
nonstop
SATCHI
Sat 10/22
nonstop
$287
Select
American
CHISAT
Sat 10/22
nonstop
SATCHI
Thu 10/27
nonstop
$287
Select
American
CHISAT
Sat 10/22
nonstop
SATCHI
Wed 10/26
nonstop
$287
Select
United
CHISAT
Thu 10/13
nonstop
SATCHI
Wed 10/26
nonstop
$287
Select
United
CHISAT
Thu 10/13
nonstop
SATCHI
Mon 10/17
nonstop
$287
Select
United
CHISAT
Thu 10/13
nonstop
SATCHI
Tue 10/18
nonstop
$287
Select
United
CHISAT
Thu 10/13
nonstop
SATCHI
Thu 10/20
nonstop
$287
Select
United
CHISAT
Sat 10/15
nonstop
SATCHI
Mon 10/17
nonstop
$287
Select

How Much is a Flight from Chicago to San Antonio?

We have collected flight cost data from across the web for travel from Chicago to San Antonio, and have found the average flight price for this trip to be $289.

Where To Buy Cheap Flights from Chicago to San Antonio?

The best way to find a great deal on airfare is to search multiple sites. When you run a search on FareCompare, we search multiple sites and fare sources all at once so you don't have to - which is why we thinking FareCompare is the best place to find cheap tickets. Airlines can adjust prices for tickets from Chicago to San Antonio based on the day and time that you decide to book your flight. We have collected data from all airlines, and have found that Tuesdays, Wednesdays, and Saturdays are often the best days to book flights. If you'd like to learn more, read our article about the best time to buy airline tickets.

How far in advance should I book tickets from Chicago to San Antonio?

The chart below shows up-to-date information regarding how far in advance to book your flight from Chicago to San Antonio.

Non Stop versus Connecting
Advanced PurchaseNon StopConnecting
< 7 days $529 $479
7-14 days $287 $295
14-21 days $287 $294
21-30 days $287 $294
30-60 days $287 $294
60-90 days $287 $294
90+ days $286 $291

Cheapest Day To Fly from Chicago to San Antonio

We've examined 26,224,294,390 itinerary searches that we've seen for departures in the next 90 days and found that the cheapest day to fly from Chicago to San Antonio is Sunday. See the chart below to compare prices for other days of the week.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$287 $287 $287 $287 $297 $287 $287

Compare Flight Prices from Chicago to San Antonio by Month

Low priced flights are most commonly available by purchasing between one and three months in advance. International or holiday flights may need to be purchased even further in advance. The chart below shows the cheapest flight prices by month for Chicago to San Antonio flights.

Month Origin Destination Carrier Depart Date Return Date Stops Price
September Chicago San Antonio United 9/30/16 10/2/16 1 $750
October Chicago San Antonio American 10/15/16 10/18/16 0 $287
November Chicago San Antonio American 11/1/16 11/5/16 0 $287
December Chicago San Antonio American 12/1/16 12/3/16 0 $287
January Chicago San Antonio American 1/4/17 1/9/17 0 $287
February Chicago San Antonio American 2/14/17 2/22/17 0 $286
March Chicago San Antonio United 3/1/17 3/8/17 0 $287
April Chicago San Antonio American 4/15/17 4/19/17 1 $327

Cheap Last Minute Flights from Chicago to San Antonio

Looking for cheap last minute flights or a weekend getaway? We've got you covered with weekend flight deals from Chicago to San Antonio. The chart below shows the best last minute deals and cheap flights this weekend we could find.

Next 30 Days

SunMonTueWedThuFriSat
2 3 4 5 6 7 8
$560
9 10 11 12 13 14 15
$560 $287
16 17 18 19 20 21 22
$287 $295
23 24 25 26 27 28 29
$295 $287
30 31 1 2 3 4 5
$287 $287
6 7 8 9 10 11 12
$287

Connecting Flights vs Direct Flights from Chicago to San Antonio

Flights between some cities may be significantly cheaper if you choose a multi-stop airline ticket. Although these connecting flights sacrifice some convenience, on average, travelers save 20%-60% when they choose to fly multi-stop versus a direct flight.

The average price for connecting flights from Chicago to San Antonio is $314.

The average price for direct flights from Chicago to San Antonio is $311.

The chart below shows up to date information regarding non-stop flights from Chicago to San Antonio.

Weekly Direct Flights from Chicago to San Antonio - By Carrier
CarrierMonTueWedThuFriSatSunEarliest FlightLatest Flight
American 3 3 3 3 3 2 3 07:20 20:10
United 3 3 3 3 3 4 3 09:05 19:50
Southwest 2 2 2 2 2 2 2 08:30 20:20

One Way Flights vs Round Trip Flights from Chicago to San Antonio

We have found that there is often no price difference between buying a round trip 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 round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from Chicago to San Antonio is $144.

The average price for round trip flights from Chicago to San Antonio is $354.

Chicago to San Antonio Flight Questions

Below are some common questions that asked about this flight route:

Question: How long is the flight from Chicago to San Antonio?
Answer: The average Chicago to San Antonio flight time is 2 hours and 49 minutes.
Question: How far is San Antonio from Chicago?
Answer: The distance from Chicago to San Antonio is 1,036 miles (1,667 kilometers).
Question: How common are direct flights from Chicago to San Antonio?
Answer: There are 55 direct flights from Chicago to San Antonio.
Question: What are the most popular Chicago airlines for direct flights from Chicago to San Antonio?
Answer: United Airlines provides 38% of the non-stop flights between Chicago and San Antonio.
Question: What are the most popular connecting cities when flying from Chicago to San Antonio?
Answer: Dallas - Ft Worth, TX

Airlines in Chicago flying to San Antonio Last modified: Sep 30, 2016 1:10 -04:00Number of routes searched: 181Number of itineraries searched: 254,889

Wondering which airlines fly out of Chicago to San Antonio? We've gathered the average price of Chicago airlines with flights to San Antonio. Different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary showing which days of the week individual carriers offer flights for the next 30 days.

Chicago to San Antonio
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American -
United -
American BUF
American CLT
American DFW
American DTW
Alaska LAX
Alaska SEA
Delta ATL
Delta DTW
Delta MSP
Delta SLC
Frontier DEN
United DCA
United DEN
United EWR
United IAD

Chicago to San Antonio Airports

These are the major commercial airports we're currently monitoring in Chicago and San Antonio. If your route includes a city with multiple airports, you may be able to find substantial savings by choosing an alternate airport.

Farecompare Research Tools

FareCompare's Flight Schedule Search Tool helps you find information about airline schedule filings, including flight numbers, depart times, and travel distance.

Cheap Domestic Flights from Chicago - CHI

FlightsAirlineLowest Price
Flights from Chicago to Dallas - Ft Worth American, Alaska, Delta, Spirit, United $81
Flights from Chicago to Austin American, Alaska, Delta, Frontier, United $92
Flights from Chicago to Houston American, Delta, Spirit, United $81
Flights from Chicago to New York American, Alaska, JetBlue, Delta, Spirit, United $107
Flights from Chicago to Las Vegas American, Alaska, Delta, Frontier, Hawaiian, Spirit, United, Virgin America $97
Flights from Chicago to Los Angeles American, Alaska, Delta, Frontier, Spirit, United, Virgin America $116
Flights from Chicago to Orlando American, JetBlue, Delta, Frontier, Spirit, United $97
Flights from Chicago to Denver American, Delta, Frontier, Spirit, United $80
Flights from Chicago to Phoenix American, Alaska, Delta, Frontier, Spirit, United $107
Flights from Chicago to Atlanta American, Delta, Spirit, United $80
Flights from Chicago to San Francisco American, Alaska, Delta, Frontier, United, Virgin America $116
Cheap Flights from Chicago to San Antonio