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Cheap Flights to Southern Illinois
Fall in love at first flight with your vacation to Southern Illinois by saving a ton of cash on your last-minute cheap flight. There’s no more scouring the internet for a good deal—book your flight to Southern Illinois on Hotwire, and you’ll be up, up, and on a getaway in no time.
Because once the wheels are down in Southern Illinois, the good times start rolling. So buckle up, you’re in for a fun ride.
Frequently Asked Questions About flights to Southern Illinois
Don’t waste your time on endless searches for cheap airline tickets oneway or roundtrip. We’ll have you on your way to Southern Illinois with a tiny bag of pretzels in your hand before you can say “tray tables in the upright position”—and for a ticket price that works for your vacay budget.
So all you have to worry about is where you’re headed after the STL airport.
What is the cheapest month to fly to Southern Illinois?
Airline ticket prices fluctuate all the time, depending on the day of the week or the month of the year. The cheapest round trip flights to Southern Illinois are in , but when you book your flight on Hotwire, savings are always in season.
How many airlines fly to Southern Illinois?
Variety is the spice of life, even when it comes to booking your next trip. Want options for airlines? You’ll find to choose from for your flight to Southern Illinois.
What airport is best to fly into Southern Illinois?
When you’re planning your trip to Southern Illinois, convenience is the name of the game. Luckily, Southern Illinois Williamson County Regional Airport is nearby so you can deplane and get going on checking off everything on your Southern Illinois must-do list.
How much are flights to Southern Illinois?
Got very cheap flights on your vacation itinerary? When you book your airline tickets to Southern Illinois on Hotwire, you may just get what’s on your getaway wish list. With tickets as low as , you’ll have leftover cash for at least a magazine and a bottle of water at the airport book store.
How to get cheap flights to Southern Illinois?
The trick to saving a stack of cash on your flight to Southern Illinois? Snatch up that Hotwire flight deal when you see a killer rate because it could be gone in a flash. And with flights as low as right now, why wait?
Destination airport | Lambert-St. Louis Intl. |
|---|---|
Destination airport IATA code | STL |
Roundtrip price | $549 |
Last Minute Hotel Deals in Southern Illinois
Drury Plaza Hotel Mt. Vernon
One of the best hotels I've ever stayed on 'on the road' Staff was excellent. Evening snacks at 5PM, Morning breakfast was superb! Will stay here every time I pass through Mt Vernon IL.
Reviewed on Nov 22, 2025
Super 8 by Wyndham O'Fallon
Breakfast was horrible. Staff not very friendly. But my room was clean and wasnt bothered by anyone so it all evens out in the end
Reviewed on Nov 19, 2025
Best Western Delta Inn
Nice room
Reviewed on Nov 23, 2025
Drury Inn & Suites St. Louis O'Fallon, IL
Great front desk service
Reviewed on Nov 25, 2025
Drury Inn & Suites St. Louis Fairview Heights
Every clean everyone was so nice and polite will definitely stay again
Reviewed on Nov 23, 2025
Best Western Plus Pontoon Beach
The STAFF! We loved the staff and all of our interactions with them! They’re the most friendly humans :) the coffee machine in the lobby is also super fancy and I had the BEST hotel coffee I’ve ever had (and that’s a huge compliment because I’m super picky with my coffee). We felt super safe and ...
Reviewed on Nov 21, 2025
Comfort Suites Mount Vernon
Clean room, good breakfast, easy check-in. Well-lit parking lot.
Reviewed on Nov 19, 2025
Red Lion Inn & Suites Pontoon Beach
Liked the clesn rooms thre reslly helpful front desk.man
Reviewed on Nov 23, 2025
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