Cheap Flights from San Antonio (SAT) to Sterling (SQI)

Popular airlines from San Antonio International Airport (SAT) to Sterling, IL (SQI-Whiteside County)

Frequently asked questions

How much does a flight from San Antonio Intl. Airport (SAT) to Sterling, IL (SQI-Whiteside County) cost?
Lock in a cheap one-way flight or cheap return flight from San Antonio Intl. Airport (SAT) to Sterling, IL (SQI-Whiteside County) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from San Antonio Intl. Airport (SAT) to Sterling, IL (SQI-Whiteside County)?
is the most affordable month to fly from SAT to SQI. Traveling outside of peak seasons is often the key to finding better fares.
What is the cheapest airline that flies from San Antonio Intl. Airport (SAT) to Sterling, IL (SQI-Whiteside County)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest SAT to SQI flight.
How many flights per day from San Antonio Intl. Airport (SAT) to Sterling, IL (SQI-Whiteside County)?
Direct flights from San Antonio Intl. Airport (SAT) to Sterling, IL (SQI-Whiteside County) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SAT to SQI?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change depending on various factors, such as the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from San Antonio Intl. Airport (SAT) to Sterling, IL (SQI-Whiteside County)?
To avoid possible delays on the San Antonio Intl. Airport (SAT) to Sterling, IL (SQI-Whiteside County) route, fly before 3 PM. Flights after this time have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from San Antonio Intl. Airport (SAT) to Sterling, IL (SQI-Whiteside County) last-minute?
Waiting until right before your break to book your flight from SAT to SQI generally means paying more. While you might find some last-minute offers, they're not always guaranteed. Be flexible with your travel plans to boost your chances of scoring a bargain.
Is it cheaper to book a SAT to SQI flight and hotel package?
Booking a SAT to SQI flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Pick from our wide range of accommodations and then add flights, car rentals and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from San Antonio Intl. Airport (SAT) to Sterling, IL (SQI-Whiteside County)?
You can usually reschedule or cancel your SAT to SQI flight. However, for bookings made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
San Antonio Intl.
Destination airport
Whiteside County
Distance
976 mi

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San Antonio to Sterling Flights

The cheapest times to fly from San Antonio to Sterling

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Antonio to Sterling are during the month of . You can find some of the cheapest flights from San Antonio to Sterling with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Antonio to Sterling

Sunday is one of the best days to book for cheap flights from San Antonio to Sterling: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Antonio to Sterling

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Antonio to Sterling in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Antonio to Sterling flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Antonio to Sterling airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

San Antonio to Sterling Flights

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*Available to One Key members.