Cheap Flights from San Antonio (SAT) to Waukegan (UGN)

Popular airlines from San Antonio International Airport (SAT) to Waukegan, IL (UGN-Waukegan Regional)

Alternative airports near Waukegan

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to O'Hare Intl. ORD. Cheapest option available. Average driving time to city center is 41 minutes. Flights from $327
ORD
O'Hare Intl.
Cheapest
Average driving time to city center41 min
Flights from $327
Flights from San Antonio (SAT) to Waukegan (UGN)
Origin airport
San Antonio Intl.
Destination airport
Waukegan Regional
Distance
1067 mi

San Antonio to Waukegan Flights

The cheapest times to fly from San Antonio to Waukegan

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 Waukegan are during the month of . You can find some of the cheapest flights from San Antonio to Waukegan with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from San Antonio to Waukegan: 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 Waukegan

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 Waukegan 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 Waukegan 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 Waukegan 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.

 

Frequently asked questions

How much does a flight from San Antonio Intl. Airport (SAT) to Waukegan Regional Airport (UGN) cost?
Grab a cheap one-way flight or cheap return flight from San Antonio Intl. Airport (SAT) to Waukegan Regional Airport (UGN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from San Antonio Intl. Airport (SAT) to Waukegan Regional Airport (UGN)?
Flying in can help you save, as it's the cheapest month for flights between SAT and UGN. You'll typically find the lowest prices during the off-season.
What is the cheapest airline that flies from San Antonio Intl. Airport (SAT) to Waukegan Regional Airport (UGN)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll fly you from SAT to UGN. Then, sort your results by "Price (lowest to highest)" to snag a great deal.
How many flights per day from San Antonio Intl. Airport (SAT) to Waukegan Regional Airport (UGN)?
You'll need to catch a flight with a layover when traveling from San Antonio Intl. Airport (SAT) to Waukegan Regional Airport (UGN). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from SAT to UGN?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*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 Waukegan Regional Airport (UGN)?
To land at Waukegan Regional Airport (UGN) without delays, pick a flight that leaves San Antonio Intl. Airport (SAT) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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.
What airports do you fly into for Chicago from San Antonio Intl. Airport (SAT)?
You'll land at O'Hare Intl. Airport (ORD) or Midway Intl. Airport (MDW) when traveling to Chicago on a direct flight from San Antonio Intl. Airport (SAT).
Is it cheaper to buy a plane ticket from San Antonio Intl. Airport (SAT) to Waukegan Regional Airport (UGN) last-minute?
Holding off until just before your trip to book your flight from SAT to UGN generally means paying more. While you may find some last-minute offers, they aren't always guaranteed. Allow some flexibility in your schedule for the best chance of snagging a bargain.
Is it cheaper to book a SAT to UGN flight and hotel package?
Compared with arranging hotels and flights separately, booking a SAT to UGN flight and hotel package with Expedia could result in significant savings. Better still, managing everything in one place will take the stress out of planning your trip. Just pick your flights and choose from our extensive range of hotels, then tailor your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from San Antonio Intl. Airport (SAT) to Waukegan Regional Airport (UGN)?
If you booked your SAT to UGN flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of fare you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you want more information.

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*Available to One Key members.