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Southwest Illinois

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Southwest Illinois Flights as Low as $351

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

American Airlines
Mon, Feb 10 - Fri, Feb 14
EWN
Coastal Carolina Regional
CGI
Cape Girardeau Municipal
$351 Roundtrip, found 21 hours ago
$351
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Mon, Feb 10 from Coastal Carolina Regional to Cape Girardeau Municipal, returning Fri, Feb 14, priced at $351 found 21 hours ago
American Airlines
Tue, Dec 31 - Wed, Jan 1
STL
Lambert-St. Louis Intl.
CGI
Cape Girardeau Municipal
$394 Roundtrip, found 3 days ago
$394
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Dec 31 from Lambert-St. Louis Intl. to Cape Girardeau Municipal, returning Wed, Jan 1, priced at $394 found 3 days ago
American Airlines
Mon, Feb 10 - Mon, Feb 17
EWN
Coastal Carolina Regional
CGI
Cape Girardeau Municipal
$415 Roundtrip, found 21 hours ago
$415
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Mon, Feb 10 from Coastal Carolina Regional to Cape Girardeau Municipal, returning Mon, Feb 17, priced at $415 found 21 hours ago
American Airlines
Sat, Feb 15 - Mon, Feb 17
EWN
Coastal Carolina Regional
CGI
Cape Girardeau Municipal
$435 Roundtrip, found 21 hours ago
$435
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Sat, Feb 15 from Coastal Carolina Regional to Cape Girardeau Municipal, returning Mon, Feb 17, priced at $435 found 21 hours ago
American Airlines
Mon, Feb 10 - Tue, Feb 18
EWN
Coastal Carolina Regional
CGI
Cape Girardeau Municipal
$445 Roundtrip, found 21 hours ago
$445
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Mon, Feb 10 from Coastal Carolina Regional to Cape Girardeau Municipal, returning Tue, Feb 18, priced at $445 found 21 hours ago
American Airlines
Tue, Dec 31 - Sat, Jan 4
STL
Lambert-St. Louis Intl.
CGI
Cape Girardeau Municipal
$451 Roundtrip, found 3 days ago
$451
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Dec 31 from Lambert-St. Louis Intl. to Cape Girardeau Municipal, returning Sat, Jan 4, priced at $451 found 3 days ago
American Airlines
Thu, Feb 13 - Fri, Feb 14
EWN
Coastal Carolina Regional
CGI
Cape Girardeau Municipal
$461 Roundtrip, found 21 hours ago
$461
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Thu, Feb 13 from Coastal Carolina Regional to Cape Girardeau Municipal, returning Fri, Feb 14, priced at $461 found 21 hours ago
American Airlines
Mon, Feb 10 - Sat, Feb 15
EWN
Coastal Carolina Regional
CGI
Cape Girardeau Municipal
$465 Roundtrip, found 21 hours ago
$465
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Mon, Feb 10 from Coastal Carolina Regional to Cape Girardeau Municipal, returning Sat, Feb 15, priced at $465 found 21 hours ago
American Airlines
Tue, Dec 31 - Mon, Jan 6
STL
Lambert-St. Louis Intl.
CGI
Cape Girardeau Municipal
$485 Roundtrip, found 3 days ago
$485
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Dec 31 from Lambert-St. Louis Intl. to Cape Girardeau Municipal, returning Mon, Jan 6, priced at $485 found 3 days ago
American Airlines
Tue, Dec 31 - Fri, Jan 3
STL
Lambert-St. Louis Intl.
CGI
Cape Girardeau Municipal
$491 Roundtrip, found 3 days ago
$491
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Dec 31 from Lambert-St. Louis Intl. to Cape Girardeau Municipal, returning Fri, Jan 3, priced at $491 found 3 days ago
American Airlines
Sat, Dec 28 - Wed, Jan 1
STL
Lambert-St. Louis Intl.
CGI
Cape Girardeau Municipal
$516 Roundtrip, found 3 days ago
$516
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Dec 28 from Lambert-St. Louis Intl. to Cape Girardeau Municipal, returning Wed, Jan 1, priced at $516 found 3 days ago
American Airlines
Thu, Feb 13 - Mon, Feb 17
EWN
Coastal Carolina Regional
CGI
Cape Girardeau Municipal
$525 Roundtrip, found 21 hours ago
$525
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Thu, Feb 13 from Coastal Carolina Regional to Cape Girardeau Municipal, returning Mon, Feb 17, priced at $525 found 21 hours ago
American Airlines
Sun, Feb 16 - Mon, Feb 17
EWN
Coastal Carolina Regional
CGI
Cape Girardeau Municipal
$529 Roundtrip, found 21 hours ago
$529
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Sun, Feb 16 from Coastal Carolina Regional to Cape Girardeau Municipal, returning Mon, Feb 17, priced at $529 found 21 hours ago
American Airlines
Mon, Feb 10 - Thu, Feb 20
EWN
Coastal Carolina Regional
CGI
Cape Girardeau Municipal
$540 Roundtrip, found 21 hours ago
$540
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Mon, Feb 10 from Coastal Carolina Regional to Cape Girardeau Municipal, returning Thu, Feb 20, priced at $540 found 21 hours ago
American Airlines
Thu, Feb 13 - Mon, Feb 17
EWN
Coastal Carolina Regional
CGI
Cape Girardeau Municipal
$541 Roundtrip, found 21 hours ago
$541
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Thu, Feb 13 from Coastal Carolina Regional to Cape Girardeau Municipal, returning Mon, Feb 17, priced at $541 found 21 hours ago
American Airlines
Fri, Feb 14 - Mon, Feb 17
EWN
Coastal Carolina Regional
CGI
Cape Girardeau Municipal
$549 Roundtrip, found 21 hours ago
$549
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Fri, Feb 14 from Coastal Carolina Regional to Cape Girardeau Municipal, returning Mon, Feb 17, priced at $549 found 21 hours ago

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.

Frequently Asked Questions About flights to Southwest Illinois

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.

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 February, 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 16 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 $351, 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 $351 right now, why wait?

Southwest Illinois Flight Information
Destination airport
Lambert-St. Louis Intl.
Destination airport IATA code
STL
Roundtrip price
$73

Last Minute Hotel Deals in Southwest Illinois

Super 8 by Wyndham O'Fallon
Super 8 by Wyndham O'Fallon
2 out of 5
1100 Eastgate Dr, O'Fallon, IL
The price is $56 per night from Dec 30 to Dec 31
$56
includes taxes & fees
Dec 30 - Dec 31
Book a stay at this business-friendly hotel in O'Fallon. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean ...
7.6/10 Good! (1,001 reviews)
"I came in late at night and left early. The property was fine for my purposes."

Reviewed on Dec 16, 2024

Super 8 by Wyndham O'Fallon
Walker's Bluff Casino Resort
Walker's Bluff Casino Resort
4.5 out of 5
777 Walkers Bluff Way, Carterville, IL
The price is $144 per night from Dec 25 to Dec 26
$144
includes taxes & fees
Dec 25 - Dec 26
Stay at this 4.5-star luxury resort in Carterville. Enjoy free WiFi, free parking, and an outdoor pool. Our guests praise the helpful staff and the clean rooms ...
9.2/10 Wonderful! (260 reviews)
"Went for a weekend get-away with the lady and was a very good time"

Reviewed on Dec 20, 2024

Walker's Bluff Casino Resort
Drury Inn & Suites St. Louis O'Fallon, IL
Drury Inn & Suites St. Louis O'Fallon, IL
3 out of 5
1118 Central Park Drive, O'Fallon, IL
The price is $120 per night from Dec 29 to Dec 30
$120
includes taxes & fees
Dec 29 - Dec 30
Stay at this 3-star business-friendly hotel in O'Fallon. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff ...
9.4/10 Exceptional! (1,009 reviews)
"Nice place to stay"

Reviewed on Dec 22, 2024

Drury Inn & Suites St. Louis O'Fallon, IL
Super 8 by Wyndham Marion
Super 8 by Wyndham Marion
2 out of 5
2601 Vernell Rd, Marion, IL
The price is $66 per night from Dec 25 to Dec 26
$66
includes taxes & fees
Dec 25 - Dec 26
Book a stay at this business-friendly motel in Marion. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean rooms ...
7.6/10 Good! (1,001 reviews)
Pleasantly surprised
"It was comfortable, little dated, slightly dirty. I slept well"

Reviewed on Dec 13, 2024

Super 8 by Wyndham Marion
Baymont by Wyndham Marion
Baymont by Wyndham Marion
2.5 out of 5
2608 W Main St, Marion, IL
The price is $91 per night from Dec 30 to Dec 31
$91
includes taxes & fees
Dec 30 - Dec 31
Book a stay at this business-friendly hotel in Marion. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean rooms ...
8/10 Very Good! (1,008 reviews)
"The staff were nice, and the room was very clean. I would love to know where the bed covers are from because they are literally softer than a cloud."

Reviewed on Dec 21, 2024

Baymont by Wyndham Marion
Drury Plaza Hotel Mt. Vernon
Drury Plaza Hotel Mt. Vernon
3 out of 5
145 North 44th Street , Mount Vernon, IL
The price is $117 per night from Dec 29 to Dec 30
$117
includes taxes & fees
Dec 29 - Dec 30
Stay at this 3-star business-friendly hotel in Mount Vernon. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful ...
9.6/10 Exceptional! (1,193 reviews)
"Clean facility, friendly staff, excellent breakfast and happy hour buffets"

Reviewed on Dec 20, 2024

Drury Plaza Hotel Mt. Vernon
Comfort Suites Mount Vernon
Comfort Suites Mount Vernon
2.5 out of 5
404 South 44th Street, Mount Vernon, IL
The price is $128 per night from Dec 29 to Dec 30
$128
includes taxes & fees
Dec 29 - Dec 30
Book a stay at this business-friendly hotel in Mount Vernon. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful ...
8.6/10 Excellent! (1,001 reviews)
"Very clean rooms. Very nice service."

Reviewed on Dec 16, 2024

Comfort Suites Mount Vernon
Drury Inn & Suites St. Louis Fairview Heights
Drury Inn & Suites St. Louis Fairview Heights
3 out of 5
12 Ludwig Dr, Fairview Heights, IL
The price is $115 per night from Dec 29 to Dec 30
$115
includes taxes & fees
Dec 29 - Dec 30
Book a stay at this business-friendly hotel in Fairview Heights. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful ...
9/10 Wonderful! (1,001 reviews)
"5555"

Reviewed on Dec 16, 2024

Drury Inn & Suites St. Louis Fairview Heights
See all 650 properties in Southwest Illinois
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.