Search Cheap Flights toSouthwest Illinois
Search 400 airlines and 321,000 hotels worldwide.
FREE 24 hour cancellation on most flights
Southwest Illinois Flights as Low as $100
Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.
Cheap Flights to Southwest Illinois
Fall in love at first flight with your vacation to Southwest 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 Southwest Illinois on Hotwire, and you’ll be up, up, and on a getaway in no time.
Because once the wheels are down in Southwest Illinois, the good times start rolling. So buckle up, you’re in for a fun ride.
Just the right flight
Don’t waste your time on endless searches for cheap airline tickets oneway or roundtrip. We’ll have you on your way to Southwest 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.
Frequently Asked Questions About flights to Southwest Illinois
What is the cheapest month to fly to Southwest 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 Southwest Illinois are in May, but when you book your flight on Hotwire, savings are always in season.
How many airlines fly to Southwest Illinois?
Variety is the spice of life, even when it comes to booking your next trip. Want options for airlines? You’ll find 15 to choose from for your flight to Southwest Illinois.
What airport is best to fly into Southwest Illinois?
When you’re planning your trip to Southwest Illinois, convenience is the name of the game. Luckily, Southwest Illinois Williamson County Regional Airport is nearby so you can deplane and get going on checking off everything on your Southwest Illinois must-do list.
How much are flights to Southwest Illinois?
Got very cheap flights on your vacation itinerary? When you book your airline tickets to Southwest Illinois on Hotwire, you may just get what’s on your getaway wish list. With tickets as low as $100, 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 Southwest Illinois?
The trick to saving a stack of cash on your flight to Southwest 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 $100 right now, why wait?
Can I fly to Southwest Illinois right now?
With recent COVID-19 closures and reopenings, many people are wondering, “Is it safe to travel to right now?” When it’s time to book your flight, be sure to check out the most up-to-date information on all safety measures, any restrictions, and guidance on traveling during the coronavirus pandemic.
Destination airport | Lambert-St. Louis Intl. |
Destination airport IATA code | STL |
Roundtrip price | $100 |
Last Minute Hotel Deals in Southwest Illinois
Reviewed on Apr 11, 2024
Reviewed on Apr 22, 2024
Reviewed on Apr 24, 2024
Reviewed on Apr 21, 2024
Reviewed on Apr 12, 2024
Reviewed on Apr 20, 2024
Reviewed on Apr 21, 2024
Reviewed on Apr 23, 2024
Nearby Cities
Popular Flight Routes
- Atlanta to New York
- Detroit to Las Vegas
- Dallas to Atlanta
- Dallas to Yosemite National Park
- Toronto to Edmonton
- Chicago to Tulum
- Houston to Lake Tahoe
- Chicago to Las Vegas
- Dallas to Miami
- Dallas to Lake Tahoe
- New York to Miami
- New York to Las Vegas
- Miami to Atlanta
- Minneapolis St Paul to Fort Walton Beach Destin
- Dallas to Branson
- Cleveland to Vero Beach
- Managua to Miami
- Atlanta to Boston
- Austin to Tulum
- Calgary to Vancouver
Flights to Our Favorite Destinations
- Flights to Las Vegas
- Flights to New York
- Flights to Orlando
- Flights to Myrtle Beach
- Flights to Chicago
- Flights to San Diego
- Flights to Los Angeles
- Flights to Miami
- Flights to Panama City Beach
- Flights to Destin
- Flights to Nashville
- Flights to Boston
- Flights to Key West
- Flights to Fort Lauderdale
- Flights to Palm Springs
- Flights to Honolulu
Top Southwest Illinois Hotels
- DoubleTree by Hilton Mt. Vernon
- Baymont by Wyndham Marion
- Quality Inn & Suites near St. Louis and I-255
- Super 8 by Wyndham O'Fallon
- La Quinta Inn & Suites by Wyndham Collinsville - St. Louis
- Red Lion Inn & Suites Pontoon Beach
- Comfort Suites Fairview Heights
- Country Inn & Suites by Radisson, Fairview Heights, IL
- Best Western Marion Hotel