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$81+ Cheap flights from Illinois to Mississippi

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/12. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — JAN
Jan 15 — Jan 221
Thu 1/15
Thu 1/22
1 adult, Economy
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Cheap flight deals from Illinois to Mississippi

Cheapest flights from Illinois to Mississippi
Explore the most affordable flight options available from Illinois to Mississippi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.

This Priceline deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:12 amMDW - MEM
1 stop8h 56mFrontier
Sun 12/214:18 pmMEM - MDW
1 stop5h 54mFrontier
Deal found 12/14$238
This Priceline deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:00 amORD - MEM
1 stop9h 08mFrontier
Sun 12/214:18 pmMEM - ORD
1 stop6h 06mFrontier
Deal found 12/14$238
This Frontier deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:12 amMDW - MEM
1 stop8h 56mFrontier
Thu 1/14:18 pmMEM - MDW
1 stop5h 54mFrontier
Deal found 12/14$243
This United Airlines deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:35 amORD - MEM
Nonstop2h 06mUnited Airlines
Sat 1/37:30 amMEM - ORD
Nonstop2h 03mUnited Airlines
Deal found 12/14$280
This United Airlines deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3111:35 amORD - BTR
1 stop5h 57mUnited Airlines
Fri 1/26:07 pmBTR - ORD
1 stop6h 07mUnited Airlines
Deal found 12/15$282
This American Airlines deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/313:07 pmORD - MEM
Nonstop1h 51mAmerican Airlines
Sat 1/35:00 amMEM - ORD
1 stop7h 40mAmerican Airlines
Deal found 12/14$290
This Frontier deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/257:00 amORD - MEM
1 stop12h 12mFrontier
Thu 1/14:18 pmMEM - ORD
1 stop6h 06mFrontier
Deal found 12/14$293
This Southwest deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:40 amMDW - MEM
1 stop8h 10mSouthwest
Sat 1/36:00 amMEM - MDW
1 stop7h 25mSouthwest
Deal found 12/14$300
This United Airlines deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/257:48 pmORD - MEM
Nonstop2h 10mUnited Airlines
Tue 1/67:30 amMEM - ORD
Nonstop1h 57mUnited Airlines
Deal found 12/15$300
This United Airlines deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/257:48 pmORD - MEM
Nonstop2h 10mUnited Airlines
Wed 12/317:30 amMEM - ORD
Nonstop2h 03mUnited Airlines
Deal found 12/14$309
This American Airlines deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:00 amSTL - BTR
1 stop7h 29mAmerican Airlines
Sat 1/35:32 amBTR - STL
1 stop5h 18mAmerican Airlines
Deal found 12/15$309
This United Airlines deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/215:49 amORD - GPT
1 stop7h 33mUnited Airlines
Mon 12/295:15 pmGPT - ORD
1 stop6h 59mUnited Airlines
Deal found 12/13$319

Find flight deals from Illinois to Mississippi

Keep the following information in mind while searching for Illinois to Mississippi flight deals. Data was last updated December 16, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$163
(Frontier)

One-way from

$81
(Frontier)

Popular in

December

Cheapest in

June

Average price

$696
Provider with most accurate pricing for Chicago (CHI)-Jackson-Evers Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Jackson-Evers Intl flights.
Search Deals
From Illinois to Mississippi
Search Deals
One-way flight from Illinois to Mississippi
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($41 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Mississippi that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 16, 2025.
Use the filters below to find and compare flights from Illinois to Mississippi that are best for you.

Fly from

Illinois

Fly to

Mississippi

Route

Depart

Return

Price

ChicagoMemphis

ORD - MEM

ORDMEM

Chicago O'Hare Intl

Thu 1/1

6:00 am-3:08 pm

1 stop9h 08m

Memphis

Thu 1/8

5:55 pm-10:39 pm

1 stop4h 44m

$163

ChicagoMemphis

ORD - MEM

ORDMEM

Chicago O'Hare Intl

Sat 1/17

7:55 pm-9:54 pm

Nonstop1h 59m

Memphis

Sun 1/18

7:30 am-9:28 am

Nonstop1h 58m

$189

ChicagoMemphis

ORD - MEM

ORDMEM

Chicago O'Hare Intl

Thu 2/19

3:40 pm-4:10 pm

1 stop24h 30m

Memphis

Sun 2/22

11:14 am-8:57 pm

1 stop9h 43m

$201

ChicagoMemphis

MDW - MEM

MDWMEM

Chicago Midway

Thu 2/19

6:25 am-6:09 pm

1 stop11h 44m

Memphis

Sun 2/22

8:09 pm-1:08 pm

2 stops16h 59m

$208

ChicagoMemphis

ORD - MEM

ORDMEM

Chicago O'Hare Intl

Sat 1/17

1:55 pm-9:17 pm

1 stop7h 22m

Memphis

Sun 1/18

5:22 pm-11:59 pm

1 stop6h 37m

$209

ChicagoMemphis

ORD - MEM

ORDMEM

Chicago O'Hare Intl

Sat 1/17

6:15 am-11:43 am

1 stop5h 28m

Memphis

Tue 1/20

12:23 pm-5:55 pm

1 stop5h 32m

$209

ChicagoMemphis

MDW - MEM

MDWMEM

Chicago Midway

Sat 1/17

6:45 am-12:57 pm

1 stop6h 12m

Memphis

Sun 1/18

12:14 pm-5:34 pm

1 stop5h 20m

$209

ChicagoBaton Rouge

MDW - BTR

MDWBTR

Chicago Midway

Sat 1/17

11:21 am-5:09 pm

1 stop5h 48m

Baton Rouge Ryan

Sun 1/18

10:32 am-4:29 pm

1 stop5h 57m

$209

ChicagoBaton Rouge

ORD - BTR

ORDBTR

Chicago O'Hare Intl

Sat 1/17

11:25 am-5:09 pm

1 stop5h 44m

Baton Rouge Ryan

Sun 1/18

5:51 pm-11:59 pm

1 stop6h 08m

$209

ChicagoMemphis

ORD - MEM

ORDMEM

Chicago O'Hare Intl

Thu 1/1

10:00 pm-11:59 pm

Nonstop1h 59m

Memphis

Thu 1/8

5:45 pm-7:56 pm

Nonstop2h 11m

$210

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 60 results
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Best time to book a flight from Illinois to Mississippi

Have a flexible travel schedule? Discover the best time to fly to Mississippi from Illinois with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Mississippi

What is the cheapest month to book a flight from Illinois to Mississippi?

Currently, April is the cheapest month in which you can book a flight from Illinois to Mississippi (average of $159). Flying from Illinois to Mississippi in March is currently the most expensive (average of $298). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IL to MS?

Find hourly flight availability from Illinois to Mississippi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 16, 2025.

When flying from Illinois to Mississippi, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 18% versus a flight in the morning.

How much does it cost to fly round-trip from Illinois to Mississippi?

Reviews of airlines servicing Mississippi

Get insights into the airlines that provide service to Mississippi. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Mississippi. Reviews last updated December 16, 2025.
Read through reviews of airlines operating flights from Illinois to Mississippi, such as Southwest, Delta, and United Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
7.9
Good
4,250 reviews

Food

7.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

7.9

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
7.9
Good
4,250 reviews
Southwest
7.9
Good
4,250 reviews

Food

7.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

7.9

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,010 reviews
Southwest
7.9
Good
4,250 reviews

Food

7.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

7.9

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,094 reviews
Southwest
7.9
Good
4,250 reviews

Food

7.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

7.9

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,048 reviews
Southwest
7.9
Good
4,250 reviews

Food

7.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

7.9

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Illinois to Mississippi. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Illinois to Mississippi?

    For as low as $189, Frontier can have you in Mississippi from Illinois in 1h 59m. Airlines will cover a distance of 492 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Illinois to Mississippi one-way?

    The cheapest airlines for a one-way flight from Illinois to Mississippi are American Airlines ($119), United Airlines ($124), and Delta ($128).

  • Can I find deals for flights from Illinois to Mississippi that include hotel bookings?

    Yes. In addition to deals on Illinois to Mississippi flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Mississippi?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Mississippi.

  • Can I find deals for business class flights from Illinois to Mississippi?

    Yes. Cheapflights offers flight deals from Illinois to Mississippi by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Illinois to Mississippi?

    Currently, April is the cheapest month in which you can book a flight from Illinois to Mississippi (average of $159). Flying from Illinois to Mississippi in March is currently the most expensive (average of $298). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Illinois to Mississippi

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Illinois to Mississippi

Discover the top 4 airlines that operate flights from Illinois to Mississippi. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$236Average$404FlexibilityNo cancel feeOn-time71%
DeltaCheapest$248Average$407FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$316Average$486FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$356Average$531FlexibilityNo cancel feeOn-time69%

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