Cheap flights from San Antonio (SAT) to Chicago (CHI) from $42

Travelers have found that booking a Sunday departure is the best way to save up to 31% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

To save on the cost of your flight from San Antonio to Chicago, book at least 33 days before your planned departure. Booking around this time can save you about 49% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $437 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $589.

February can be a great time to fly to Chicago from San Antonio with a flight ticket averaging about $375. Cheapflights users have found deals in the month of February for as cheap as $164. The most expensive prices can be found in the month of June.

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 31% versus a flight in the afternoon.

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 20 flights from San Antonio to Chicago per day from 5 different airlines.

Yes, there are multiple flights from San Antonio to Chicago for under $100. The cheapest flight booked recently is on Frontier for just $99, but on average you can expect to pay $126.

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 $367.

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

Days when nonstop flights are available for this flight are: Tuesday, Wednesday, Saturday.

Per day, 11 flights depart from San Antonio to Chicago on average.
Early Morning (Midnight to 6am) - 45% of flight departures
Afternoon (Noon - 6pm) - 55% of flight departures

Frontier and Spirit Airlines can get you from San Antonio to Chicago in just under 13h 35m. Your travel time can differ by up to 6h 07m. 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.

Cheapflights users have booked flights from San Antonio to Chicago round-trip from $99. Another airline that can offer you cheap pricing is Spirit Airlines. These flights start at 73% lower than the current average price 3 months from now.

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.

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

The top 3 most reliable airlines when flying from San Antonio to Chicago are Iberia (92%), Emirates (87%) and Aer Lingus (87%).

On average you can expect to pay $1,054 for a flight from San Antonio to Chicago. The cheapest flight overall is $124 while the most popular route, (San Antonio - Chicago O'Hare Intl) is currently priced at $117.

SAT stands for San Antonio Airport, while ORD stands for Chicago O'Hare Intl Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: Chicago Midway Airport (MDW), Chicago Greater Rockford Airport (RFD).

Cheapflights helps you search for flights from San Antonio to Chicago via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from San Antonio to Chicago.

Yes, we can. To see specific flights from San Antonio to Chicago with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Yes, and it’s super simple to set up. Perform a flight search above and use a valid email address to enable the Price Alert feature. That’s it!