Cheap flights from San Antonio to Chicago (SAT - CHI)

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The best prices from San Antonio to Chicago are usually found in August or July, booked 25 days in advance, depart on a Saturday or Thursday and return on a Wednesday

How to find the cheapest flight from
San Antonio (SAT) to Chicago (CHI)

All the information you need to plan the best SAT to CHI flight in 2021: compare San Antonio to Chicago flight prices with the expected peak season, weather and rainfall in Chicago.
SAT - CHI
Price
$226 - $323
CHI
Temperature
23 - 73.4 °F
CHI
Precipitation
1.7 - 4.9 inches

Popular in

December

High demand for flights, 11% potential price rise

Cheapest in

August

Best time to find cheap flights, 21% potential price drop

Round-trip from

$226

From San Antonio to Chicago (CHI)

One-way from

$121

One-way flight from San Antonio to Chicago (CHI)

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
When is the cheapest time to fly from San Antonio to Chicago (SAT - CHI)?

When flying from San Antonio to Chicago, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 41% versus a flight at noon.

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

To save on the cost of your flight from San Antonio to Chicago, book at least 24 days before your planned departure. Booking around this time can save you about 42% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $331 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $449.

What is the cheapest month to fly from San Antonio to Chicago?

August can be a great time to fly to Chicago from San Antonio with a flight ticket averaging about $286. Cheapflights users have found deals in the month of August for as cheap as $129. The most expensive prices can be found in the month of December.

What is the cheapest day to fly round-trip from San Antonio to Chicago?

Travelers have found that booking a Friday departure is the best way to save up to 4% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

Cheap flights from San Antonio to Chicago in October, November 2021

The best prices found for SAT to CHI flights for October, November
2 Nov - 3 Nov
$163pp
SAT
San Antonio
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
 
1 STOP
SAT
San Antonio
2 Nov - 6 Nov
$168pp
SAT
San Antonio
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SAT
San Antonio
13 Nov - 11 Dec
$173pp
SAT
San Antonio
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SAT
San Antonio

San Antonio to Chicago 2021 flight deals

Cheap flights to Chicago from San Antonio found for this year
4 Dec - 11 Dec
$133pp
SAT
San Antonio
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SAT
San Antonio
4 Dec - 6 Dec
$148pp
SAT
San Antonio
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SAT
San Antonio
4 Dec - 12 Dec
$160pp
SAT
San Antonio
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SAT
San Antonio

Non-stop flights to Chicago from San Antonio

Save time with San Antonio to Chicago direct flight deals
12 Nov - 13 Nov
$227pp
SAT
San Antonio
United Airlines
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
United Airlines
Non-Stop
SAT
San Antonio
20 Jan - 24 Jan
$241pp
SAT
San Antonio
American Airlines
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
American Airlines
Non-Stop
SAT
San Antonio
13 Nov - 15 Nov
$244pp
SAT
San Antonio
American Airlines
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
American Airlines
Non-Stop
SAT
San Antonio

Last minute flights from San Antonio to Chicago

Late deals on round-trip flights to Chicago from San Antonio, departing today and this week
2 Nov - 3 Nov
$163pp
SAT
San Antonio
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
 
1 STOP
SAT
San Antonio
2 Nov - 6 Nov
$168pp
SAT
San Antonio
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SAT
San Antonio
6 Nov - 13 Nov
$175pp
SAT
San Antonio
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SAT
San Antonio

One-way flights to Chicago from San Antonio

The cheapest one-way flights from San Antonio to Chicago
8:57 am - 4:36 pm
American Airlines
1 Stop
7h 39m
SAT - ORD
American Airlines
12:40 am - 7:07 am
Delta
1 Stop
6h 27m
SAT - MDW
Delta
$130
Delta
8:50 am - 5:17 pm
JetBlue
1 Stop
8h 27m
SAT - ORD
JetBlue

Related info for your journey

Useful info, stats and facts about <span class="emphasized">San Antonio</span> to <span class="emphasized">Chicago</span> flights.

Flight FAQs

From San Antonio to Chicago

What airport do you fly from for flights from San Antonio to Chicago?

If you book a flight to Chicago from San Antonio, you will be flying from San Antonio, which is the city’s only airport. San Antonio (SAT) is located 7.6 mi from the center of San Antonio. There are 19 flights from San Antonio to Chicago per day from 5 different airlines.

Which airlines flying from San Antonio to Chicago have flexible cancellations due to COVID-19?

Some of our airline partners flying from San Antonio to Chicago have new flexible policies in place due to COVID-19. American Airlines, United Airlines, and Delta are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like American Airlines with this kind of flexibility.

Can I find flights from San Antonio to Chicago for under $200 on Cheapflights?

Yes, there are multiple flights from San Antonio to Chicago for under $200. The cheapest flight booked recently is on Frontier for just $133, but on average you can expect to pay $187.

Are there nonstop flights from San Antonio to Chicago for under $300 on Cheapflights?

Cheapflights has at least 20 direct flights from San Antonio to Chicago under $300. A good price for a nonstop flight from San Antonio to Chicago is less than $295.

Are there last-minute flights available from San Antonio to Chicago for under $200?

There are currently 20+ open flights from San Antonio to Chicago within the next 7 days for less than $200.

What days are nonstop flights available from San Antonio to Chicago?

Days when nonstop flights are available for this flight are: Sunday, Monday, Thursday, Friday, Saturday.

How many flights depart from San Antonio to Chicago on average per day?

Per day, 14 flights depart from San Antonio to Chicago on average.
Early Morning (Midnight to 6am) - 14% of flight departures
Morning (6am - Noon) - 71% of flight departures
Afternoon (Noon - 6pm) - 14% of flight departures

How long is the flight from San Antonio to Chicago?

Frontier and United Airlines can get you from San Antonio to Chicago in just under 9h 37m. Your travel time can differ by up to 6h 28m. San Antonio and Chicago are separated by a distance of 1048 mi. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines flying from San Antonio to Chicago round-trip?

Cheapflights users have booked flights from San Antonio to Chicago round-trip from $133. Another airline that can offer you cheap pricing is United Airlines. These flights start at 53% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from San Antonio to Chicago one-way?

The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $71. However, be on the lookout for offers from American Airlines and Delta, as they are both options that can get you from San Antonio to Chicago for a low price.

What are the most popular airlines that fly from San Antonio to Chicago?

When booking a flight from San Antonio to Chicago, you may want to consider flying on Major Airline, American Airlines or Delta as they are the most popular for this route.

What are the cheapest flights from San Antonio to Chicago?

On average you can expect to pay $448 for a flight from San Antonio to Chicago. The cheapest flight overall is $38 while the most popular route, (San Antonio - Chicago O'Hare Intl) is currently priced at $179.

What are the most reliable airlines from San Antonio to Chicago?

The top 3 most reliable airlines when flying from San Antonio to Chicago are Iberia (95%), Gulf Air (92%) and Aer Lingus (91%).

What are the most popular routes from San Antonio to Chicago?

When deciding which route to take from San Antonio to Chicago consider San Antonio - Chicago O'Hare Intl, San Antonio - Chicago Midway or San Antonio - Chicago Greater Rockford as they are the most popular.

COVID Restrictions

View COVID Travel Restrictions for Chicago, IL

Do I need a COVID test to fly to Chicago from San Antonio?

Information is based on travel restrictions for travel to Chicago within the United States

Most visitors from San Antonio need to provide a negative COVID-19 test result and/or quarantine to enter Chicago.

COVID-19 testing requirements
Visitors from San Antonio must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Chicago.

Quarantine requirements
Visitors from San Antonio are not required to quarantine after entering Chicago.

Do I need a test to fly back to San Antonio from Chicago?

Returning to San Antonio from Chicago

COVID-19 testing requirements
Visitors from Chicago must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to San Antonio.

Quarantine requirements
Visitors from Chicago are not required to quarantine after entering San Antonio.

Hide COVID Travel Restrictions for Chicago, IL

Alternative routes for San Antonio to Chicago

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Chicago

Things to know before you go - useful duration and weather info for your trip from San Antonio to Chicago.
Flight duration from SAT to Chicago
2h 52m
Average temperature for October in Chicago
64.4 °F
Avg rainfall for October in Chicago
2.6 ″

Airports servicing San Antonio

Airports servicing Chicago

Midway (MDW)
Rockford (RFD)

Top 4 airlines flying from San Antonio to Chicago

The chart below displays the airlines Cheapflights users traveling from San Antonio to Chicago choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Frontier
$99 $272 No cancel fee 62%
United Airlines
$137 $303 No cancel fee 69%
American Airlines
$151 $322 No cancel fee 71%
Delta
$190 $438 No cancel fee N/A

Hourly flight availability from San Antonio to Chicago

See what time of day planes typically take off from San Antonio towards Chicago.
Early morning Midnight to 6 AM 39% of SAT to CHI departures
Morning 6 AM to noon 33% of SAT to CHI departures
Afternoon Noon to 6 PM 28% of SAT to CHI departures
Evening 6 PM to midnight 0% of SAT to CHI departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from San Antonio to Chicago
See how many times per day planes take to the skies headed from San Antonio to Chicago.
Sunday
8 daily flights
Monday
26 daily flights
Tuesday
22 daily flights
Wednesday
26 daily flights
Thursday
18 daily flights
Friday
23 daily flights
Saturday
12 daily flights
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