Cheap flights from San Antonio to Chicago O'Hare Intl Airport from $83
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Chicago O'Hare Intl Airport departing on 5/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Spirit Airlines flights from San Antonio to Chicago O'Hare Intl Airport
Our best Spirit Airlines deals on San Antonio to Chicago O'Hare Intl Airport flight tickets
Frontier flights from San Antonio to Chicago O'Hare Intl Airport
Our best Frontier deals on San Antonio to Chicago O'Hare Intl Airport flight tickets
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How to get the cheapest flight ticket from San Antonio to Chicago O'Hare Intl Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Chicago O'Hare Intl Airport?
The month of April is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from San Antonio averaging around $341.
What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?
The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Thursday when prices can be found for as low as $460. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from San Antonio because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $887.
What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?
Flying to Chicago O'Hare Intl Airport from San Antonio in the evening is the least expensive time of day to depart. momondo users have found prices as low as $238 when looking at flights departing in the evening. Try not to purchase tickets in the afternoon because they tend to be around $910. Of course, these prices can vary depending on the time of year and what airport you fly to.
What is the cheapest San Antonio to Chicago O'Hare Intl flight route?
Fly from San Antonio to Chicago O'Hare Intl for the best San Antonio - Chicago O'Hare Intl flight prices
How far in advance should I book a flight to Chicago O'Hare Intl Airport?
You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from San Antonio when booking 18 weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $405 when searching 18 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from San Antonio for as low as $318 on momondo.
What cabin class options are available on San Antonio to Chicago O'Hare Intl flights?
There are 4 cabin classes available to choose from on San Antonio to Chicago O'Hare Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from San Antonio to Chicago O'Hare Intl?
Spirit Airlines, Frontier, and United Airlines are the most popular carriers operating from San Antonio to Chicago O'Hare Intl
What airlines fly to Chicago O'Hare Intl Airport?
American Airlines, United Airlines and Frontier are the top three most popular airlines that fly to Chicago O'Hare Intl Airport from San Antonio according to our data. American Airlines is the first choice among our users, with 61% of people opting to fly with this airline when traveling to Chicago O'Hare Intl Airport. Keep in mind that there are 5 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from San Antonio to Chicago O'Hare Intl Airport on average per day?
The number of flights available between San Antonio and Chicago O'Hare Intl Airport is 15 per day as of April 2025. The most frequent departure time is 5:00AM, with 62% of daily flights leaving in the afternoon.
How many flights depart from San Antonio to Chicago O'Hare Intl Airport on average per week?
As of April 2025, 105 flights take off from San Antonio and land in Chicago O'Hare Intl Airport each week. The most common flight departure day for this route is Tue, with 22% of weekly flights taking off on this day.
When to book flights from San Antonio to Chicago O'Hare Intl Airport
Cheap San Antonio to Chicago O'Hare Intl Airport (SAT to ORD) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from San Antonio to Chicago O'Hare Intl Airport
How far is San Antonio to Chicago O'Hare Intl by plane?
San Antonio and Chicago O'Hare Intl are 1048.8 mi apart from one another. A reasonable flight in good conditions will take 2h 48m.
When did momondo last update prices for flights from San Antonio Airport to Chicago O'Hare Intl Airport?
Prices for flights from San Antonio Airport to Chicago O'Hare Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from San Antonio Airport to Chicago O'Hare Intl Airport?
There are 4 operators available for flights from San Antonio Airport to Chicago O'Hare Intl Airport as of April 2025.
How old do you have to be to fly from San Antonio Airport to Chicago O'Hare Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to Chicago O'Hare Intl Airport.
What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?
The necessary travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from San Antonio to Chicago O'Hare Intl Airport?
momondo data reveals that the most frequently booked plane model on the route from San Antonio to Chicago O'Hare Intl Airport is Boeing 737-800, representing 23.08% of all bookings. The subsequent popular models are Airbus A319 at 16.60%, Airbus A320-100/200 at 9.96%, and Embraer 175 (Enhanced Winglets) at 8.91%.
What is the most popular airline from San Antonio to Chicago O'Hare Intl Airport?
Based on momondo bookings for flights between San Antonio and Chicago O'Hare Intl Airport, the leading airline is American Airlines, making up 63% of the total bookings. Other popular airlines include United Airlines with 28%, Spirit Airlines with 5%, and Frontier with 4%.
Best airlines flying from San Antonio to Chicago O'Hare Intl Airport
Compare and see reviews for airlines that fly from San Antonio to Chicago O'Hare Intl Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $111 | Free Cancellation | Rating 6.3 7,886 reviews | |||
| PriceFrom $112 | Free Cancellation | Rating 6.0 3,276 reviews | |||
| PriceFrom $250 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $296 | Free Cancellation | Rating 7.4 8,615 reviews |
United Airlines Flights From San Antonio to Chicago O'Hare Intl Airport
United Airlines operates around 8 flights from San Antonio to Chicago O'Hare Intl Airport every week. The average price of these flights found in the last 72 hours has been $467, but momondo users have found United Airlines deals from San Antonio to Chicago O'Hare Intl Airport from as low as $296 round-trip. United Airlines has been scored 7.4/10 in 8,615 reviews.
American Airlines Flights From San Antonio to Chicago O'Hare Intl Airport
The best American Airlines deal for San Antonio to Chicago O'Hare Intl Airport flight tickets found on momondo in the last 72 hours was $250, round-trip. It should be noted that an average American Airlines flight deal for this route in this time was higher, at $396 round-trip. American Airlines operates 7 flights out of San Antonio into Chicago O'Hare Intl Airport in an average week, so prices vary by time and availability. 10,000 American Airlines reviews by users on momondo have scored the airline at 7.2/10.
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Why should I use momondo to find a flight deal from San Antonio to Chicago?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Antonio to Chicago. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from San Antonio to Chicago with flexible booking policies on momondo?
momondo does allow users to show only those flights to Chicago from San Antonio which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from San Antonio to Chicago?
Once all potential San Antonio to Chicago flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from San Antonio to Chicago right now. Can momondo alert me if prices change?
Yes. momondo can track prices for San Antonio to Chicago flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.