What is the cheapest airline that flies from Illinois to Mississippi?

Frontier, Spirit Airlines, and United Airlines are the most popular carriers operating from Illinois to Mississippi

How many flights depart from Illinois to Mississippi on average per week?

As of September 2025, there are 220 flights per week flying from Illinois to Mississippi. The most common day of the week flights depart is Thu, with 17% of flights taking off on this day.

What airlines fly to Mississippi?

American Airlines, Delta and Southwest are the top three most popular airlines that fly to Mississippi from Illinois according to our data. American Airlines is the first choice among our users, with 48% of people opting to fly with this airline when traveling to Mississippi. Keep in mind that there are 4 different airlines that fly to Mississippi on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Illinois to Mississippi?

Prices for flights from Illinois to Mississippi were last updated today.

How many operators does momondo search for flights from Illinois to Mississippi?

As of September 2025, there are 4 operators available to choose from for flights from Illinois to Mississippi.

How old do you have to be to fly from Illinois to Mississippi?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Mississippi.

What documentation or ID do you need to fly to Mississippi?

The travel and health documents you'll need for your trip to Mississippi may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Mississippi. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$90 Cheap Flights from Illinois to Mississippi in 2025/26

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Find the cheapest flights from Illinois to Mississippi

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

5:17 am - 9:53 amSTL-BTR

4h 36m1 stop

5:27 pm - 11:07 pmBTR-STL

5h 40m1 stop

$195American Airlines

Find Deal

Mon, Nov 17 - Tue, Nov 18

7:50 pm - 9:48 pmORD-MEM

1h 58mnonstop

2:48 pm - 4:56 pmMEM-ORD

2h 08mnonstop

$197United Airlines

Find Deal

Tue, Oct 14 - Tue, Oct 21

8:40 pm - 10:15 pmMDW-MEM

1h 35mnonstop

7:00 am - 8:40 amMEM-MDW

1h 40mnonstop

$197Southwest

Find Deal

Wed, Oct 15 - Wed, Oct 22

6:00 am - 11:08 pmORD-MEM

17h 08m1 stop

7:00 am - 4:23 pmMEM-ORD

9h 23m1 stop

$201Spirit Airlines

Find Deal

Fri, Oct 31 - Sat, Nov 1

8:40 pm - 10:15 pmMDW-MEM

1h 35mnonstop

6:35 pm - 11:35 pmMEM-MDW

5h 00m1 stop

$207Southwest

Find Deal

Wed, Oct 15 - Wed, Oct 22

6:00 am - 7:45 pmORD-MEM

13h 45m1 stop

7:00 am - 5:53 pmMEM-ORD

10h 53m1 stop

$209Spirit Airlines

Find Deal

Wed, Oct 8 - Thu, Oct 9

5:28 pm - 7:45 pmMDW-MEM

26h 17m1 stop

7:00 am - 9:12 amMEM-MDW

26h 12m1 stop

$209Multiple Airlines

Find Deal

Mon, Oct 20 - Wed, Oct 29

6:00 am - 7:22 pmORD-MEM

13h 22m1 stop

4:19 pm - 9:23 pmMEM-ORD

29h 04m1 stop

$211Multiple Airlines

Find Deal

Thu, Nov 6 - Mon, Nov 10

9:35 am - 1:27 pmMDW-MEM

3h 52m1 stop

6:06 pm - 10:14 pmMEM-MDW

4h 08m1 stop

$237Delta

Find Deal

Thu, Oct 16 - Mon, Oct 20

7:10 am - 12:54 pmORD-BTR

5h 44m1 stop

1:40 pm - 7:29 pmBTR-ORD

5h 49m1 stop

$237Delta

Find Deal

Wed, Feb 18 - Sat, Feb 21

Southwest flights from Illinois to Mississippi

Our best Southwest deals on Illinois to Mississippi flight tickets

Southwest

Oct 15

MDW8:40 pmChicago Midway

1h 35m

MEM10:15 pmMemphis

Oct 22

MEM7:00 amMemphis

1h 40m

MDW8:40 amChicago Midway

$197

Find similar

Southwest

Oct 15

MDW8:40 pmChicago Midway

1h 35m

MEM10:15 pmMemphis

Oct 22

MEM6:35 pmMemphis

5h 00m

1 stop

MDW11:35 pmChicago Midway

$207

Find similar

Southwest

Oct 15

MDW7:45 amChicago Midway

1h 35m

MEM9:20 amMemphis

Oct 22

MEM5:40 amMemphis

8h 45m

2 stops

MDW2:25 pmChicago Midway

$212

Find similar

United Airlines flights from Illinois to Mississippi

Our best United Airlines deals on Illinois to Mississippi flight tickets

United Airlines

Oct 14

ORD7:50 pmChicago O'Hare Intl

1h 58m

MEM9:48 pmMemphis

Oct 21

MEM2:48 pmMemphis

2h 08m

ORD4:56 pmChicago O'Hare Intl

$197

Find similar

United Airlines

Oct 16

ORD7:50 pmChicago O'Hare Intl

1h 58m

MEM9:48 pmMemphis

Oct 18

MEM2:48 pmMemphis

2h 08m

ORD4:56 pmChicago O'Hare Intl

$217

Find similar

United Airlines

Oct 25

ORD12:45 pmChicago O'Hare Intl

2h 00m

MEM2:45 pmMemphis

Oct 27

MEM2:55 pmMemphis

2h 04m

ORD4:59 pmChicago O'Hare Intl

$227

Find similar

Fly from

Fly to

Route

Depart

Return

Price

St. LouisBaton Rouge

STL - BTR

STLBTR

Lambert-St Louis

Mon 11/17

5:17 am-9:53 am

1 stop4h 36m

Baton Rouge Ryan

Tue 11/18

5:27 pm-11:07 pm

1 stop5h 40m

$195

ChicagoMemphis

ORD - MEM

ORDMEM

Chicago O'Hare Intl

Tue 10/14

7:50 pm-9:48 pm

Nonstop1h 58m

Memphis

Tue 10/21

2:48 pm-4:56 pm

Nonstop2h 08m

$197

ChicagoMemphis

MDW - MEM

MDWMEM

Chicago Midway

Wed 10/15

8:40 pm-10:15 pm

Nonstop1h 35m

Memphis

Wed 10/22

7:00 am-8:40 am

Nonstop1h 40m

$197

ChicagoMemphis

ORD - MEM

ORDMEM

Chicago O'Hare Intl

Fri 10/31

6:00 am-11:08 pm

1 stop17h 08m

Memphis

Sat 11/1

7:00 am-4:23 pm

1 stop9h 23m

$201

ChicagoMemphis

MDW - MEM

MDWMEM

Chicago Midway

Wed 10/15

8:40 pm-10:15 pm

Nonstop1h 35m

Memphis

Wed 10/22

6:35 pm-11:35 pm

1 stop5h 00m

$207

ChicagoMemphis

ORD - MEM

ORDMEM

Chicago O'Hare Intl

Wed 10/8

6:00 am-7:45 pm

1 stop13h 45m

Memphis

Thu 10/9

7:00 am-5:53 pm

1 stop10h 53m

$209

ChicagoMemphis

MDW - MEM

MDWMEM

Chicago Midway

Mon 10/20

5:28 pm-7:45 pm

1 stop26h 17m

Memphis

Wed 10/29

7:00 am-9:12 am

1 stop26h 12m

$209

ChicagoMemphis

ORD - MEM

ORDMEM

Chicago O'Hare Intl

Thu 11/6

6:00 am-7:22 pm

1 stop13h 22m

Memphis

Mon 11/10

4:19 pm-9:23 pm

1 stop29h 04m

$211

ChicagoMemphis

MDW - MEM

MDWMEM

Chicago Midway

Thu 10/16

9:35 am-1:27 pm

1 stop3h 52m

Memphis

Mon 10/20

6:06 pm-10:14 pm

1 stop4h 08m

$237

ChicagoBaton Rouge

ORD - BTR

ORDBTR

Chicago O'Hare Intl

Wed 2/18

7:10 am-12:54 pm

1 stop5h 44m

Baton Rouge Ryan

Sat 2/21

1:40 pm-7:29 pm

1 stop5h 49m

$237

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Illinois to Mississippi

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Mississippi?

The month of October is, on average, the cheapest month to fly to Mississippi from Illinois, with most prices found around $286. If you don’t want to visit Mississippi in October, then you should wait until June to fly from Illinois, when ticket prices are also cheap, with an average price of $323.

What is the cheapest day to depart on your flight to Mississippi?

The cheapest day to depart from Illinois to Mississippi is on a Wednesday. Travelers who choose to depart for Mississippi on a Wednesday will often find tickets for as low as $315. Flights from Illinois to Mississippi on a Sunday will generally be more expensive and average around $530. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Mississippi?

According to our data, the cheapest time of day to fly to Mississippi is in the afternoon. momondo users have found flights departing from Illinois to Mississippi in the afternoon for as low as $372. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At noon is when there is more demand to fly to Mississippi, so prices are often more expensive at around $410 per ticket.

Can stopping save me money on Illinois to Mississippi flights?

You could potentially save up to 51% on your flight if you consider stops on a Illinois to Mississippi flight.

Cheap Illinois to Mississippi flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Mississippi

Fastest flight time	1h 34m
Direct flights	Every day
Airports in Mississippi	1 airport

The fastest flight from Illinois to Mississippi takes 1h 34m

Direct flights go from Illinois to Mississippi every day.

There is 1 airport near Mississippi: Memphis (MEM)

Search flight deals

When did momondo last update prices for flights from Illinois to Mississippi?
Prices for flights from Illinois to Mississippi were last updated today.
How many operators does momondo search for flights from Illinois to Mississippi?
As of September 2025, there are 4 operators available to choose from for flights from Illinois to Mississippi.
How old do you have to be to fly from Illinois to Mississippi?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Mississippi.
What documentation or ID do you need to fly to Mississippi?
The travel and health documents you'll need for your trip to Mississippi may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Mississippi. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Illinois to Mississippi

Compare and see reviews for airlines that fly from Illinois to Mississippi with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $248	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Delta	PriceFrom $248	Free Cancellation	Rating 7.9 7,964 reviews	Search Delta flights
Southwest	PriceFrom $316	Free Cancellation	Rating 8.0 4,242 reviews	Search Southwest flights
United Airlines	PriceFrom $356	Free Cancellation	Rating 7.4 8,926 reviews	Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Mississippi?

Finding the right flight to Mississippi from Illinois is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Mississippi quick and easy, saving you time and money.

Can I find flights from Illinois to Mississippi with flexible booking policies on momondo?

momondo does allow users to show only those flights to Mississippi from Illinois which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Illinois to Mississippi?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Illinois to Mississippi.

I’m not ready to book a flight from Illinois to Mississippi right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Illinois to Mississippi now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Mississippi and let you know when they change.