Cheap Flights to Southern Illinois from $29

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How Much Does it Cost To Fly To Southern Illinois?

The cheapest prices found with in the last 7 days for return flights were $58 and $29 for one-way flights to Southern Illinois for the period specified. Prices and availability are subject to change. Additional terms apply

Fri, Feb 20 - Mon, Feb 23
MCO
Orlando Intl.
STL
Lambert-St. Louis Intl.
$58 Roundtrip, found 9 hours ago
$58
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Fri, Feb 20 from Orlando Intl. to Lambert-St. Louis Intl., returning Mon, Feb 23, priced at $58 found 9 hours ago
Wed, Jan 14 - Wed, Feb 4
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$78 Roundtrip, found 22 hours ago
$78
Roundtrip
found 22 hours ago
Select Frontier Airlines flight, departing Wed, Jan 14 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Wed, Feb 4, priced at $78 found 22 hours ago
OriginDestinationTravel DatesFlights From*
DENSt. LouisJanuary 14 to January 21$58
JFKSt. LouisJanuary 21 to January 23$138
LGADecaturFebruary 13 to February 15$289
STLMarionFebruary 25 to February 26$309
YKFSt. LouisMarch 4 to March 9$341
FLLEvansvilleJanuary 14 to February 4$407
JFKEvansvilleFebruary 27 to March 1$407
DENEvansvilleDecember 24 to December 31$423
AUSEvansvilleDecember 24 to December 25$437
PGVSt. LouisDecember 25 to December 30$448
JFKWest PaducahDecember 24 to December 28$682
LGAWest PaducahDecember 24 to December 28$701
DENScott CityDecember 19 to December 25$790
STLScott CityJanuary 4 to January 11$1,281
JFKMarionDecember 14 to December 17$1,318
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
DENSt. LouisDecember 13 to December 15$142
JFKSt. LouisDecember 13 to December 16$197
LGASt. LouisDecember 12 to December 15$218
AUSSt. LouisDecember 14 to December 18$221
FLLSt. LouisDecember 12 to December 14$400
AUSEvansvilleDecember 13 to December 17$459
FLLEvansvilleDecember 13 to January 1$543
DENEvansvilleDecember 12 to December 16$548
EWNSt. LouisDecember 12 to December 16$560
LGAEvansvilleDecember 14 to December 20$564
JFKMarionDecember 14 to December 17$1,318
*Prices include taxes and fees

Southern Illinois Flight Information

Traveling to
Southern Illinois
Lowest Price
$58
Number of Airlines Serving
Airlines Serving
Frontier Airlines
Number of Daily Flights
Airlines with Direct Flights

Find The Perfect Hotel For After Your Flight

Amazing Southern Illinois Accommodation Deals

Motel 6 Caseyville, IL - Caseyville Il

Motel 6 Caseyville, IL - Caseyville Il

2 out of 5
2431 Old Country Inn Dr Caseyville IL
$58 nightly
The price is $65 total per night from Dec 7 to Dec 8
$65 total
Dec 7 - Dec 8
Total with taxes and fees
Stay at this motel in Caseyville. Enjoy free parking, an outdoor pool, and a 24-hour front desk. Popular attractions Cahokia Mounds State Historic Site and Frank ...
6.2/10 (1,005 reviews)
Parking was a little tight

Reviewed on Nov 25, 2025

Opens in a new windowMotel 6 Caseyville, IL - Caseyville Il
Days Inn by Wyndham Charleston

Days Inn by Wyndham Charleston

2 out of 5
810 West Lincoln Avenue Charleston IL
$82 nightly
The price is $91 total per night from Dec 9 to Dec 10
$91 total
Dec 9 - Dec 10
Total with taxes and fees
Stay at this hotel in Charleston. Enjoy free WiFi, free parking, and a 24-hour front desk. Our guests praise the helpful staff in our reviews. Popular attractions ...
7.6/10 Good! (766 reviews)
Yes.

Reviewed on Nov 6, 2025

Opens in a new windowDays Inn by Wyndham Charleston
Super 8 by Wyndham Marion

Super 8 by Wyndham Marion

2 out of 5
2601 Vernell Rd Marion IL
$74 nightly
The price is $89 total per night from Dec 9 to Dec 10
$89 total
Dec 9 - Dec 10
Total with taxes and fees
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! (1,005 reviews)
The room was perfect and the gentleman that checked me in and out were both fantastic.. thank you!

Reviewed on Dec 2, 2025

Opens in a new windowSuper 8 by Wyndham Marion
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Americas Best Value Inn West Frankfort

Americas Best Value Inn West Frankfort

2.5 out of 5
1001 Factory Outlet Blvd West Frankfort IL
$68 nightly
The price is $75 total per night from Dec 24 to Dec 25
$75 total
Dec 24 - Dec 25
Total with taxes and fees
Stay at this motel in West Frankfort. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean rooms in our reviews. ...
7.6/10 Good! (471 reviews)
Staff was very nice and professional. Room was clean, bed was comfortable. There was a bit of cigarette smell, but would stay again.

Reviewed on Nov 8, 2025

Opens in a new windowAmericas Best Value Inn West Frankfort
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.

Luxury Hotels in Southern Illinois

Super 8 by Wyndham Troy IL/St. Louis Area

Super 8 by Wyndham Troy IL/St. Louis Area

2 out of 5
910 Edwardsville Rd Troy IL
$64 nightly
The price is $71 total per night from Dec 13 to Dec 14
$71 total
Dec 13 - Dec 14
Total with taxes and fees
Book a stay at this business-friendly hotel in Troy. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean rooms ...
7.8/10 Good! (999 reviews)
Yes was clean rooms

Reviewed on Nov 9, 2025

Opens in a new windowSuper 8 by Wyndham Troy IL/St. Louis Area
Rodeway Inn Effingham North

Rodeway Inn Effingham North

2 out of 5
1400 Thelma Keller Ave Effingham IL
$60 nightly
The price is $67 total per night from Dec 7 to Dec 8
$67 total
Dec 7 - Dec 8
Total with taxes and fees
Stay at this motel in Effingham. Enjoy free WiFi, free parking, and a 24-hour front desk. Our guests praise the helpful staff and the clean rooms in our reviews. ...
7.4/10 Good! (1,001 reviews)
The only complaint I have is that I reserved an "accessible" room with a queen bed. When I arrived, all the rooms were either upstairs or downstairs, there was no actual ground floor, and thus no room was fully ADA accessible. Luckily, I can navigate stairs with my disability, it's just painful. ...

Reviewed on Oct 21, 2025

Opens in a new windowRodeway Inn Effingham North
Suite Dreams Motel By Capital O Mattoon I - 57

Suite Dreams Motel By Capital O Mattoon I - 57

2.5 out of 5
300 Broadway Avenue East Mattoon IL
$83 nightly
The price is $92 total per night from Dec 7 to Dec 8
$92 total
Dec 7 - Dec 8
Total with taxes and fees
Book a stay at this business-friendly hotel in Mattoon. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean ...
7.2/10 Good! (535 reviews)
Room was ok

Reviewed on Nov 3, 2025

Opens in a new windowSuite Dreams Motel By Capital O Mattoon I - 57
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Harrah's Metropolis Hotel & Casino - A Caesars Rewards Destination

Harrah's Metropolis Hotel & Casino - A Caesars Rewards Destination

3.5 out of 5
100 E Front St Metropolis IL
$117 nightly
The price is $130 total per night from Jan 4 to Jan 5
$130 total
Jan 4 - Jan 5, 2026
Total with taxes and fees
Stay at this hotel in Metropolis. Enjoy free parking, 2 restaurants, and a casino. Our guests praise the helpful staff and the clean rooms in our reviews. Popular ...
8.2/10 Very Good! (1,000 reviews)
Other than loosing my money it was a nice stay👍

Reviewed on Nov 11, 2025

Opens in a new windowHarrah's Metropolis Hotel & Casino - A Caesars Rewards Destination
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.

Family Friendly Hotels in Southern Illinois

Country Inn & Suites by Radisson, Marion, IL

Country Inn & Suites by Radisson, Marion, IL

2.5 out of 5
1306 Halfway Road Marion IL
$97 nightly
The price is $116 total per night from Dec 28 to Dec 29
$116 total
Dec 28 - Dec 29
Total with taxes and fees
Book a stay at this business-friendly hotel in Marion. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff ...
8.4/10 Very Good! (1,000 reviews)
Room was nice and staff was friendly.

Reviewed on Dec 1, 2025

Opens in a new windowCountry Inn & Suites by Radisson, Marion, IL
Drury Plaza Hotel Mt. Vernon

Drury Plaza Hotel Mt. Vernon

3 out of 5
145 North 44th Street  Mount Vernon IL
$94 nightly
The price is $106 total per night from Dec 11 to Dec 12
$106 total
Dec 11 - Dec 12
Total with taxes and fees
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 ...
9.6/10 Exceptional! (1,561 reviews)
Clean room, great staff, comfortable bed, plenty of parking, well lit.

Reviewed on Dec 3, 2025

Opens in a new windowDrury Plaza Hotel Mt. Vernon
Comfort Inn & Suites O'Fallon - St. Louis Area

Comfort Inn & Suites O'Fallon - St. Louis Area

2 out of 5
116 Regency Park O'Fallon IL
$54 nightly
The price is $63 total per night from Dec 14 to Dec 15
$63 total
Dec 14 - Dec 15
Total with taxes and fees
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 in our reviews. ...
6.8/10 (86 reviews)
Very friendly staff.

Reviewed on Dec 5, 2025

Opens in a new windowComfort Inn & Suites O'Fallon - St. Louis Area
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Holiday Inn Express & Suites Effingham by IHG

Holiday Inn Express & Suites Effingham by IHG

2.5 out of 5
1604 West Fayette Avenue Effingham IL
$99 nightly
The price is $111 total per night from Dec 14 to Dec 15
$111 total
Dec 14 - Dec 15
Total with taxes and fees
Book a stay at this business-friendly hotel in Effingham. Enjoy free breakfast, free WiFi, and a fitness center. Our guests praise the breakfast and the helpful ...
9.4/10 Exceptional! (1,000 reviews)
Clean. Heat pool. Good breakfast

Reviewed on Nov 30, 2025

Opens in a new windowHoliday Inn Express & Suites Effingham by IHG
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.

Best Southern Illinois Flight and Hotel Packages

Southern Illinois flight + hotel packages - economy flights

Price found within the past 48 hours. Click for updated prices.
Hilton Garden Inn Chesterfield

Hilton Garden Inn Chesterfield

3 out of 5
Price was $485, price is now $370 per person
$370
per person
Jan 7 - Jan 11
found 1 day ago
Roundtrip non-stop flight included
Atlanta (ATL) to St. Louis (STL)
The Wildwood Hotel

The Wildwood Hotel

3.5 out of 5
Save 100% on your flight
Price was $693, price is now $386 per person
$386
per person
Jan 7 - Jan 11
found 1 day ago
Roundtrip non-stop flight included
Atlanta (ATL) to St. Louis (STL)
DoubleTree by Hilton Hotel St. Louis - Chesterfield

DoubleTree by Hilton Hotel St. Louis - Chesterfield

4 out of 5
Price was $524, price is now $401 per person
$401
per person
Jan 7 - Jan 11
found 1 day ago
Roundtrip non-stop flight included
Atlanta (ATL) to St. Louis (STL)
Don't see what you're looking for?
See all available trips from Atlanta to Southern Illinois
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Need a Car For After Your Flight?

Economy

Chevrolet Spark or similar
  • 4 people
Chevrolet Spark
Economy Chevrolet Spark

Compact

Ford Focus or similar
  • 4 people
Ford Focus
Compact Ford Focus

Midsize

Toyota Corolla or similar
  • 5 people
Toyota Corolla
Midsize Toyota Corolla

SUV

Jeep Compass or similar
  • 5 people
Jeep Compass
SUV Jeep Compass

Frequently asked questions

How much is the cheapest flight to Southern Illinois?
A roundtrip flight to Southern Illinois cost as little as $58 in the last seven days. Once you've decided on your travel dates, we'll help you grab a good deal. This price was available on Travelocity for flights to Southern Illinois departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly to Southern Illinois?
According to Travelocity's direct return flight demand between January and December last year, February is the cheapest period to jet off to Southern Illinois. Look for flights across this month and snag a terrific deal today.
How can I check my flight status to Southern Illinois?
There are a few simple ways to check your fight status. You can find all the necessary details in our "Trips" portal, which is located at the top of our homepage. Log in or create an account — you'll then be able to browse and amend your bookings whenever you need to. If you're already traveling, the Travelocity app can also help you check the status of your flight to Southern Illinois, as well as share details with any members of your family flying with you.
How do I find the best deals on flights to Southern Illinois?
It's good to book ahead of time, and if you can, avoid traveling during peak periods. Another great way to save is by clicking the "Flexible dates" box at the top of the page after searching for your flights. It's an easy way to compare prices for surrounding days. In the last seven days, the best price for a roundtrip flight to Southern Illinois was $58. This price was available on Travelocity for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Why should I book my flight to Southern Illinois with Travelocity?
An exciting vacation is just a click away when you book your trip with Travelocity. With a wide selection of choices and great deals on cheap family flights, rental cars and more, we make it simple to locate the best prices for you. You can also take advantage of our 24/7 customer support and free cancellations on most hotels during your trip. Wander with us and secure your cheap flights to Southern Illinois today.
How much is a flight to Southern Illinois on average?
Based on prices found over the last seven days, roundtrip flights to Southern Illinois cost between $58 and $1,318. When you're ready to hop on a plane, Travelocity will help you find a fare that won't blow your budget. These prices were available on Travelocity for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What can I expect on a flight to Southern Illinois?
If you have a long-haul flight to Southern Illinois, you can usually expect drinks, meals and entertainment on board. Airlines like to make longer flights as pleasant as possible. Shorter journeys — as well as flights offered by budget airlines — may not have as many inclusions. If you're chasing cheap flights for family vacations with a low-cost carrier, you'll usually have to pay extra for snacks, drinks and entertainment.

Plane Tickets To Southern Illinois

Although you may try and resist the urge, you know that when the travel bug comes, there is only one way to get rid of it. Thankfully, Travelocity is here to help nip that travel bug in the bud with great deals on flights to Southern Illinois. Browse through our inventory to explore a wide range of cheap flights to Southern Illinois to solidify your next big trip out of town. Whether you are heading out on a business trip, exploring a place you have never been for pleasure or are bringing the family on the annual vacation, we have the perfect getaway waiting for you. In no time, you will be day dreaming of your plane landing in Southern Illinois as you anxiously await to exit the plane and explore what Southern Illinois has to offer. Considering all the amazing local food and culture in Southern Illinois, we won't hold this against you.

When you are ready to embark on your next big adventure, Travelocity will be right here waiting to open the doors to the garden so that you can go and smell the roses. When you decide to book and travel is entirely up to you, but don't wait too long because we have some of the best deals on the web and they won't last long. Take time to go through our huge selection of cheap flights to Southern Illinois to find the best deals that fit into your budget. If browsing on your phone while your boss isn't looking is more your thing (we promise we won't tell), consider checking out Travelocity's mobile app which allows you to take advantage of all our flights to Southern Illinois without having to compromise your work computer's search history. If you are looking to save even more, you can easily save up to $537 when you bundle one of our cheap flights to Southern Illinois with one of our hotels. So why are you waiting around? There is no better time than now to start booking that next trip. Start your search now to book one of our flights to Southern Illinois today!

Explore More Ways to Travel with Travelocity

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.