Cheap flights from Chicago (CHI) to San Antonio (SAT)
The best prices from Chicago to San Antonio are usually found in October or September, booked 60 days in advance, depart on a Wednesday or Thursday and return on a Tuesday
How to find the cheapest flight from Chicago (CHI) to San Antonio (SAT)
All the information you need to plan the best CHI to SAT flight in 2022: compare Chicago to San Antonio flight prices with the expected peak season, weather and rainfall in San Antonio.
CHI - SAT Price | $283 - $445 |
|---|---|
SAT Temperature | 51.8 - 84.2 °F |
SAT Rainfall | 1.6 - 3.7 inches |
| Popular in | June | High demand for flights, 20% potential price rise |
|---|---|---|
| Cheapest in | October | Best time to find cheap flights, 20% potential price drop |
| Round-trip from | $283 | From Chicago (CHI) to San Antonio |
| One-way from | $74 | One-way flight from Chicago (CHI) to San Antonio |
What is the cheapest day to fly round-trip from Chicago to San Antonio?
Departing on a Tuesday is a good option for securing a great price. You can expect to save up to 19% when planning your travel around this day of the week.
How far in advance should I book a flight from Chicago to San Antonio?
Find a great deal and save up to 60% by booking at least 60 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Chicago to San Antonio within the next two weeks, with the cheapest ticket starting at $434.
What is the cheapest month to fly from Chicago to San Antonio?
Due to multiple factors, expect to potentially pay more when booking in June. For low rates, October can be a great choice for travel to San Antonio. Flights to San Antonio from Chicago in October are about $356 on average during October, but can be found for as low as $252.
When is the cheapest time to fly from Chicago to San Antonio (CHI - SAT)?
It’s typically best to fly out from Chicago to San Antonio at noon. Doing so could potentially save you 19% on the flight price compared to flying in the morning, which is usually more expensive.
Cheap flights from Chicago to San Antonio in August, September 2022
The best prices found for CHI to SAT flights for August, September
Chicago Midway
San Antonio
2 stops
13h 12mSan Antonio
Chicago Midway
1 stop
6h 59mFrontier
Chicago O'Hare Intl
San Antonio
1 stop
23h 13mSan Antonio
Chicago O'Hare Intl
1 stop
9h 27mMultiple Airlines
Chicago Midway
San Antonio
1 stop
23h 55mSan Antonio
Chicago Midway
1 stop
6h 59mFrontier
Chicago to San Antonio 2022 flight deals
Cheap flights to San Antonio from Chicago found for this year
Chicago Midway
San Antonio
2 stops
13h 12mSan Antonio
Chicago Midway
1 stop
6h 59mFrontier
Chicago O'Hare Intl
San Antonio
1 stop
23h 13mSan Antonio
Chicago O'Hare Intl
1 stop
9h 27mMultiple Airlines
Chicago Midway
San Antonio
1 stop
23h 55mSan Antonio
Chicago Midway
1 stop
6h 59mFrontier
Cheap Frontier flights from Chicago to San Antonio
Chicago Midway
San Antonio
1 stop
23h 55mSan Antonio
Chicago Midway
1 stop
6h 59mFrontier
Chicago Midway
San Antonio
1 stop
9h 33mSan Antonio
Chicago Midway
1 stop
6h 54mFrontier
Chicago Midway
San Antonio
1 stop
9h 28mSan Antonio
Chicago Midway
1 stop
12h 51mFrontier
Cheap American Airlines flights from Chicago to San Antonio
Chicago O'Hare Intl
San Antonio
Nonstop
2h 43mSan Antonio
Chicago O'Hare Intl
Nonstop
2h 50mAmerican Airlines
Chicago O'Hare Intl
San Antonio
1 stop
7h 21mSan Antonio
Chicago O'Hare Intl
Nonstop
2h 49mAmerican Airlines
Non-stop flights to San Antonio from Chicago
Save time with Chicago to San Antonio direct flight deals
Chicago O'Hare Intl
San Antonio
Nonstop
2h 43mSan Antonio
Chicago O'Hare Intl
Nonstop
2h 50mAmerican Airlines
Chicago O'Hare Intl
San Antonio
Nonstop
2h 53mSan Antonio
Chicago O'Hare Intl
Nonstop
2h 54mUnited Airlines
Chicago O'Hare Intl
San Antonio
Nonstop
2h 53mSan Antonio
Chicago O'Hare Intl
Nonstop
2h 54mUnited Airlines
Last minute flights from Chicago to San Antonio
Late deals on return flights to San Antonio from Chicago, departing today and this week
Chicago O'Hare Intl
San Antonio
1 stop
11h 23mSan Antonio
Chicago O'Hare Intl
1 stop
15h 13mFrontier
Chicago Midway
San Antonio
1 stop
16h 25mSan Antonio
Chicago Midway
1 stop
8h 27mFrontier
Chicago Midway
San Antonio
1 stop
16h 25mSan Antonio
Chicago Midway
1 stop
17h 16mFrontier
One-way flights to San Antonio from Chicago
The cheapest one-way flights from Chicago to San Antonio
Chicago O'Hare Intl
San Antonio
1 stop
23h 13mMultiple Airlines
Chicago Midway
San Antonio
1 stop
27h 19mFrontier
Chicago O'Hare Intl
San Antonio
1 stop
23h 09mMultiple Airlines
Related info for your journey
Useful info, stats and facts about Chicago to San Antonio flights.
What airport do you fly into for flights to San Antonio from Chicago?
San Antonio (SAT) is the airport you will fly into if you book a flight from Chicago to San Antonio. You should not have trouble finding flights to San Antonio from Chicago; the airport handles an average of 18 inbound flights from Chicago per day. You should also have plenty of airline options to choose from since 7 airlines have flights to the San Antonio airport from Chicago. It is only a 7.6 mi journey from San Antonio (SAT) to San Antonio’s city center.
Which airlines flying from Chicago to San Antonio have flexible cancellations due to COVID-19?
Some of our airline partners flying from Chicago to San Antonio have new flexible policies in place due to COVID-19. United Airlines, American 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 United Airlines with this kind of flexibility.
Can I find flights from Chicago to San Antonio for under $200 on Cheapflights?
Yes, there are multiple flights from Chicago to San Antonio for under $200. The cheapest flight booked recently is on Multiple Airlines for just $148, but on average you can expect to pay $165.
Are there nonstop flights from Chicago to San Antonio for under $400 on Cheapflights?
Cheapflights has at least 20 direct flights from Chicago to San Antonio under $400. A good price for a nonstop flight from Chicago to San Antonio is less than $376.
Are there last-minute flights available from Chicago to San Antonio for under $200?
There are currently 20+ open flights from Chicago to San Antonio within the next 7 days for less than $200.
What days are nonstop flights available from Chicago to San Antonio?
Nonstop flights can be found on the following days: Sunday, Monday, Saturday.
How many flights depart from Chicago to San Antonio on average per day?
1 flight departure from Chicago to San Antonio per day on average.
Evening (6pm - Midnight) - 100% of flight departures
How long is the flight from Chicago to San Antonio?
Departing from Chicago to San Antonio will take you 23h 55m. The distance between Chicago and San Antonio is about 1048 mi.
What is the cheapest airline to fly from Chicago to San Antonio round-trip?
Cheapflights users have booked flights from Chicago to San Antonio round-trip from $152. Frontier is priced at 57% lower than the current average price of a flight leaving 3 months from now.
What are the most popular airlines that fly from Chicago to San Antonio?
Before booking your flight from Chicago to San Antonio check out the most popular airlines for this route: American Airlines, Delta or Frontier.
What are the most reliable airlines from Chicago to San Antonio?
Consider Envoy Air (100%), Republic Airways (100%) or United Airlines (92%) when booking your flight. These represent the most reliable airlines when flying from Chicago to San Antonio.
What are the cheapest flights from Chicago to San Antonio?
Looking at all options, your cheapest flight can be booked for $108. While the most popular route (Chicago O'Hare Intl - San Antonio) can be booked for $148 on average our data indicates $407 when flying from Chicago to San Antonio.
Other flights from Chicago
Flights to San Antonio from Chicago
Alternative routes for Chicago to San Antonio
See prices for flight routes from nearby airports that may be better suited for you.
Top 5 airlines flying from Chicago to San Antonio
The chart below displays the airlines Cheapflights users traveling from Chicago to San Antonio choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Hourly flight availability from Chicago to San Antonio
See what time of day planes typically take off from Chicago to San Antonio
| 1%of flight departures | Early morningMidnight to 6 am |
|---|---|
| 25%of flight departures | Morning6 am to noon |
| 33%of flight departures | AfternoonNoon to 6 pm |
| 41%of flight departures | Evening6 pm to midnight |
Weekly flight availability from Chicago to San Antonio
See how many times per day planes take to the skies headed from Chicago to San Antonio
| Sunday | 18daily flights |
|---|---|
| Monday | 18daily flights |
| Tuesday | 17daily flights |
| Wednesday | 18daily flights |
| Thursday | 19daily flights |
| Friday | 18daily flights |
| Saturday | 21daily flights |