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

Flight FAQs

From Chicago to San Antonio

Are flight prices decreasing from Chicago to San Antonio due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Chicago and San Antonio for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Chicago to San Antonio to control the spread of COVID-19?

Delta is one of the many airlines that have implemented additional safety measures to control the spread of COVID-19. Some of the new policies that have been implemented to accommodate travelers flying from Chicago to San Antonio are improved sanitation, HEPA filters, mask requirements, social distance seating (for a limited time), and pre-flight testing for antibodies and symptoms. Policies will vary by airline.

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. 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 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 $110, but on average you can expect to pay $162.

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

Cheapflights has at least 20 direct flights from Chicago to San Antonio under $300. A good price for a nonstop flight from Chicago to San Antonio is less than $345.

Are there last-minute flights available from Chicago to San Antonio for under $100?

There are currently 20+ open flights from Chicago to San Antonio within the next 7 days for less than $100.

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

You can find nonstop flights on the following days: Sunday, Wednesday, Thursday, Friday, Saturday.

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

Travelers can expect 1 flight from Chicago to San Antonio on average per day.
Evening (6pm - Midnight) - 100% of flight departures

Is Chicago weather warmer or cooler than San Antonio?

We forecast the temperature to be around the 97 °F's in August, on average. The temperature in San Antonio is generally hotter than in Chicago. Book flights in a timely manner in correlation to your departure date.

How long is the flight from Chicago to San Antonio?

There are many flights that can get you from Chicago to San Antonio in 5h 15m. Fly via Delta to get the fastest option. Chicago and San Antonio are separated by a distance of 1048 mi.

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

According to our current data, Frontier ($145), offers the cheapest pricing from Chicago to San Antonio. Frontier is currently priced 50% below the average price you’ll pay for this route.

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

The cheapest airlines for a one-way flight from Chicago to San Antonio are Frontier ($66), American Airlines ($119), and Delta ($123).