Cheap Flights to Southern Illinois from $48

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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 $80 and $48 for one-way flights to Southern Illinois for the period specified. Prices and availability are subject to change. Additional terms apply

Thu, Oct 8 - Sat, Oct 17
SFB
Orlando Sanford Intl.
EVV
Evansville Regional
$80 Roundtrip, found 15 hours ago
$80
Roundtrip
found 15 hours ago
Select Allegiant Air flight, departing Thu, Oct 8 from Orlando Sanford Intl. to Evansville Regional, returning Sat, Oct 17, priced at $80 found 15 hours ago
Tue, Sep 22 - Sat, Sep 26
SMF
Sacramento Intl.
STL
Lambert-St. Louis Intl.
$137 Roundtrip, found 14 hours ago
$137
Roundtrip
found 14 hours ago
Select Alaska Airlines flight, departing Tue, Sep 22 from Sacramento Intl. to Lambert-St. Louis Intl., returning Sat, Sep 26, priced at $137 found 14 hours ago
OriginDestinationTravel DatesFlights From*
DFWSt. LouisSeptember 8 to September 10$102
DFWScott CityOctober 22 to October 26$223
ORFSt. LouisAugust 27 to August 29$277
CLTWest PaducahAugust 28 to August 29$293
AUSWest PaducahAugust 26 to August 31$308
PVDSt. LouisOctober 1 to October 3$334
AUSMarionSeptember 11 to September 13$344
RSWEvansvilleSeptember 5 to September 12$346
DFWMarionAugust 20 to August 23$424
DCAEvansvilleOctober 2 to October 4$457
CLTEvansvilleSeptember 17 to September 19$486
DFWDecaturAugust 14 to August 16$490
CLTDecaturSeptember 15 to September 18$542
BNAScott CityAugust 25 to September 1$560
DFWWest PaducahAugust 20 to August 23$616
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
PGDMascoutahAugust 7 to August 15$177
DFWSt. LouisAugust 8 to August 15$284
CLESt. LouisAugust 9 to August 13$285
DFWScott CityAugust 8 to August 9$314
RSWEvansvilleAugust 8 to August 15$451
CLTSt. LouisAugust 7 to August 10$453
DFWMarionAugust 7 to August 9$474
RSWSt. LouisAugust 7 to August 10$487
DFWEvansvilleAugust 8 to September 8$489
ORFSt. LouisAugust 7 to August 9$495
CLTEvansvilleAugust 8 to August 10$534
RSWScott CityAugust 8 to August 9$710
AUSSt. LouisAugust 8 to August 14$756
BNASt. LouisAugust 7 to August 8$890
DCASt. LouisAugust 8 to August 11$7,128
*Prices include taxes and fees

Southern Illinois Flight Information

Traveling to
Southern Illinois
Lowest Price
$80
Number of Airlines Serving
Airlines Serving
Allegiant Air, Alaska 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
$64 nightly
The price is $72 total per night from Aug 3 to Aug 4
$72 total
Aug 3 - Aug 4
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 Pleasant Ridge Park and Cahokia Mounds State ...
6.4/10 (1,013 reviews)
"Always start here it's honestly a nice place"

Reviewed on Jul 29, 2026

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
$83 nightly
The price is $92 total per night from Aug 20 to Aug 21
$92 total
Aug 20 - Aug 21
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 ...
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
$67 nightly
The price is $80 total per night from Aug 2 to Aug 3
$80 total
Aug 2 - Aug 3
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 ...
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
$80 nightly
The price is $89 total per night from Aug 2 to Aug 3
$89 total
Aug 2 - Aug 3
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! (524 reviews)
"Room clean, convenient location, quiet"

Reviewed on Jul 26, 2026

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
$84 nightly
The price is $93 total per night from Aug 9 to Aug 10
$93 total
Aug 9 - Aug 10
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 ...
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
$75 nightly
The price is $83 total per night from Aug 2 to Aug 3
$83 total
Aug 2 - Aug 3
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. ...
7.6/10 Good! (1,000 reviews)
"Check-in was an automated video kiosk, where the sound wasn’t very good. The room wasn’t secure as the windows at the Garden level could not lock. the bathroom sink spigot was missing some pieces. In the morning, the smell of Diesel trucks nearby leaked heavily into the room."

Reviewed on Jul 10, 2026

Opens in a new windowRodeway Inn Effingham North
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
$100 nightly
The price is $111 total per night from Aug 10 to Aug 11
$111 total
Aug 10 - Aug 11
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 ...
8.4/10 Very Good! (1,002 reviews)
"Nice, Nice, Nice, Nice, Nice"

Reviewed on Jul 30, 2026

Opens in a new windowHarrah's Metropolis Hotel & Casino - A Caesars Rewards Destination
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Super 8 by Wyndham Mt. Vernon IL

Super 8 by Wyndham Mt. Vernon IL

2.5 out of 5
401 S 44th St Mount Vernon IL
$68 nightly
The price is $77 total per night from Aug 30 to Aug 31
$77 total
Aug 30 - Aug 31
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 helpful staff and the clean ...
Opens in a new windowSuper 8 by Wyndham Mt. Vernon IL
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 $117 total per night from Aug 9 to Aug 10
$117 total
Aug 9 - Aug 10
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 ...
8.6/10 Excellent! (1,001 reviews)
"Our group enjoyed our stay!"

Reviewed on Jul 29, 2026

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

Drury Plaza Hotel Mt. Vernon

3.5 out of 5
145 North 44th Street  Mount Vernon IL
$111 nightly
The price is $125 total per night from Aug 6 to Aug 7
$125 total
Aug 6 - Aug 7
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 ...
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
$93 nightly
The price is $107 total per night from Aug 23 to Aug 24
$107 total
Aug 23 - Aug 24
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. ...
6.4/10 (171 reviews)
"Don’t stay here - that’s all that needs to be said"

Reviewed on Jul 31, 2026

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
$106 nightly
The price is $119 total per night from Aug 30 to Aug 31
$119 total
Aug 30 - Aug 31
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 ...
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.
Residence Inn by Marriott St Louis Downtown

Residence Inn by Marriott St Louis Downtown

3 out of 5
Price was $1,017, price is now $723 per person
$723
per person
Sep 21 - Sep 25
found 1 day ago
Roundtrip flight included
Newark Liberty Intl. Airport (EWR) to St. Louis (STL)
The Wildwood Hotel

The Wildwood Hotel

3.5 out of 5
Save 100% on your flight
Price was $1,205, price is now $779 per person
$779
per person
Sep 4 - Sep 7
found 1 day ago
Roundtrip non-stop flight included
Baton Rouge (BTR) to St. Louis (STL)
Remodeled and Inviting Free EV

Remodeled and Inviting Free EV

2 out of 5
Price was $1,105, price is now $794 per person
$794
per person
Sep 21 - Sep 25
found 1 day ago
Roundtrip flight included
Newark Liberty Intl. Airport (EWR) to St. Louis (STL)
Don't see what you're looking for?
See all available trips from Newark Liberty Intl. Airport to Southern Illinois
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Need a Car For After Your Flight?

Economy

Chevrolet Spark
  • 4 people
Chevrolet Spark
Economy Chevrolet Spark

Compact

Ford Focus
  • 4 people
Ford Focus
Compact Ford Focus

Midsize

Toyota Corolla
  • 5 people
Toyota Corolla
Midsize Toyota Corolla

SUV

Jeep Compass
  • 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 $80 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, October 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 $80. 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 $80 and $7,128. 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.