The cheapest times to fly from ORD to SAT are
- August 6th to November 18th
- December 3rd to February 25th (except the week of December 24th)
based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from ORD to SAT is late October to early November. Prices can be as high as $730 for Thursday flights during early to mid May, or as low as $276 for Tuesday flights around late October to early November.
When to Fly to San Antonio
Flying from Chicago, IL (ORD) to San Antonio, TX (SAT) will usually cost between $277 to $423 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late October to early November with an average ticket price of $289. Due to high demand the most expensive time to fly is early to mid May, with an average price of $440. Planning your trip to low-cost times can easily save you $151 on economy flights and even more on first-class flights. Generally, any price below $319 can be considered a good price for a round-trip ORD to SAT flight.
See below for a graph of average weekly prices for the ORD to SAT route. All prices are for round-trip tickets in USD.
Compared to other flights, the ORD to SAT flight is much cheaper than the average and costs much less than the average flight leaving from Chicago. The average price per mile (for a direct flight) is $0.19, which is below average.
Flight Prices by Day of the Week
Tuesday is usually the cheapest day to depart and return on this flight. Thursdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $30 (9%) on this flight.
Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $317. Return trip prices are from the SAT to ORD flight, and often highlight the quality of our data in showing the same trend.
Departing Prices by Day
Return Trip Prices by Day
Nonstop Flights and Layovers
Travelers looking to fly from ORD to SAT can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 2 hour 51 minutes may be realistic.
Alternative Nearby Airports
Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is a nonstop flight from ORD to SAT while comparing.
- 66 miles (106 km) away from SAT
- Usually 25.86% less expensive than SAT
- Nonstop flights available
- 113 miles (182 km) away from SAT
- Usually 4.55% less expensive than SAT
- 1-layover flights available
Flight Questions Answered
Still have questions about flying from ORD to SAT? We’ve got answers.
Which airlines fly this route?
You can find 7 major airlines flying this route most often: Alaska, American, Delta, Frontier, Qantas, Sun Country Airlines, United, and potentially more during busy seasons.
How far away is it from San Antonio International Airport to Chicago O’Hare International Airport?
The distance between the two airports is roughly 1042 miles or 1677 kilometers.
How long does it take to fly from ORD to SAT?
The real-world flight time for a nonstop ORD to SAT flight is about 2 hour 51 minutes.
How many flights go between Chicago, IL and San Antonio, TX?
It depends on the day of the week and the date, but a typical day might have around 62 available flights from ORD to SAT.
Airport Location Info
|Origination airport name||Chicago O’Hare International Airport|
|Country||the United States|
|Destination airport name||San Antonio International Airport|
|City||San Antonio, TX|
|Country||the United States|
Late and Early Flight Data
Flights from ORD to SAT tend to depart as late as the average flight. According to our recently updated data, 30% of flights departed 5 or more minutes late, and 18% of flights left 5 or more minutes early. On average you can expect to leave SAT heading for ORD about 13 minutes late. This does significantly impact arrival time, as the average landing time in San Antonio, TX is about 7 minutes late. The numbers below show a recent average of take-off times versus the scheduled departure flight:
- American: 13 minutes late
- SkyWest: 17 minutes late
- United: 8 minutes late
- Republic: 4 minutes early
- Some airlines not reporting
Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.