Cheap flights from Louisiana to Illinois from $41
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Louisiana to Illinois departing on 3/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Cheap round-trip flights
These are some of the best round-trip flight deals from Louisiana to Illinois that have been recently found on momondo from popular airlines, departing in the coming months.
Cheap one-way flights
Flying one-way? These are some of the best deals recently discovered on momondo for flights from Louisiana to Illinois.
Cheap last minute flights
Planning a quick getaway from Louisiana to Illinois? These are the last-minute flight deals available now.
Cheap direct flights
If you prefer a non-stop journey, check out our latest direct flight deals to Illinois, so you can enjoy a seamless trip without layovers.
Spirit Airlines flights from Louisiana to Illinois
Our best Spirit Airlines deals on Louisiana to Illinois flight tickets
Spirit Airlines![Spirit Airlines]()
Apr 3![Spirit Airlines]()
Apr 8
MSY6:26 pmNew Orleans Louis Armstrong
2h 36m
ORD9:02 pmChicago O'Hare Intl
ORD3:03 pmChicago O'Hare Intl
2h 28m
MSY5:31 pmNew Orleans Louis Armstrong
Spirit Airlines![Spirit Airlines]()
Apr 9![Spirit Airlines]()
Apr 16
MSY6:55 pmNew Orleans Louis Armstrong
2h 31m
ORD9:26 pmChicago O'Hare Intl
ORD3:32 pmChicago O'Hare Intl
2h 19m
MSY5:51 pmNew Orleans Louis Armstrong
Frontier flights from Louisiana to Illinois
Our best Frontier deals on Louisiana to Illinois flight tickets
Frontier![Frontier]()
Apr 3![Frontier]()
Apr 8
MSY7:47 pmNew Orleans Louis Armstrong
28h 34m
1 stop
MDW12:21 amChicago Midway
MDW6:45 amChicago Midway
12h 02m
1 stop
MSY6:47 pmNew Orleans Louis Armstrong
Frontier![Frontier]()
Mar 24![Frontier]()
Mar 27
MSY9:07 pmNew Orleans Louis Armstrong
27h 10m
1 stop
MDW12:17 amChicago Midway
MDW3:58 pmChicago Midway
22h 12m
1 stop
MSY2:10 pmNew Orleans Louis Armstrong
See travel insights to Illinois from
How to get the cheapest flight ticket from Louisiana to Illinois
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 Illinois?
The cheapest month to fly to Illinois from Louisiana is in September. Flight prices, which tend to average around $158, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of September, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $206.
What is the cheapest day to depart on your flight to Illinois?
The cheapest day to depart from Louisiana to Illinois is on a Friday when prices can be found for as low as $303. Flights from Louisiana to Illinois on a Monday will generally be more expensive and average around $573. 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 Illinois?
Our most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from Louisiana to Illinois during this time can be as low as $124. Flights at noon are often more expensive with an average ticket price of $557.
What is the cheapest Louisiana to Illinois flight route?
Fly from New Orleans Louis Armstrong to Chicago O'Hare Intl for the best Louisiana - Illinois flight prices
How far in advance should I book a flight to Illinois?
You are more likely to see cheaper flights to Illinois from Louisiana when booking 7 weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $249 when searching 7 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Louisiana for as low as $185 on momondo.
What cabin class options are available on Louisiana to Illinois flights?
There are 4 cabin classes available to choose from on Louisiana to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Louisiana to Illinois?
Spirit Airlines, United Airlines, and Southwest are the most popular carriers operating from Louisiana to Illinois
What airlines fly to Illinois?
American Airlines, United Airlines and Spirit Airlines are the top three most popular airlines that fly to Illinois from Louisiana according to our data. American Airlines is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 6 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.
How many flights depart from Louisiana to Illinois on average per day?
The number of flights available between Louisiana and Illinois is 16 per day as of March 2025. The most frequent departure time is 10:00AM, with 59% of daily flights leaving at noon.
How many flights depart from Louisiana to Illinois on average per week?
116 flights are operational weekly from Louisiana to Illinois as of March 2025. The most popular departure day for this route is Mon, with 29% of flights per week taking off on this day.
Cheap Louisiana to Illinois flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Louisiana to Illinois
When did momondo last update prices for flights from Louisiana to Illinois?
Prices for flights from Louisiana to Illinois are updated daily.
How many operators does momondo search for flights from Louisiana to Illinois?
As of March 2025, there are 6 operators available to choose from for flights from Louisiana to Illinois.
How old do you have to be to fly from Louisiana to Illinois?
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 Louisiana to Illinois.
What documentation or ID do you need to fly to Illinois?
The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Louisiana to Illinois?
Based on momondo bookings for flights between Louisiana and Illinois, the leading plane model is Airbus A319, making up 17.85% of the total bookings. Other popular models include Airbus A320-100/200 with 12.06%, Boeing 737-800 Passenger/BBJ2 (winglets) with 9.61%, and Embraer 175 with 9.18%.
Best airlines flying from Louisiana to Illinois
Compare and see reviews for airlines that fly from Louisiana to Illinois with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $47 | Free Cancellation | Rating 6.3 7,940 reviews | |||
| PriceFrom $59 | Free Cancellation | Rating 6.0 3,318 reviews | |||
| PriceFrom $152 | Free Cancellation | Rating 7.4 8,679 reviews | |||
| PriceFrom $158 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $185 | Free Cancellation | Rating 8.1 4,333 reviews | |||
| PriceFrom $196 | Free Cancellation | Rating 8.0 8,068 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Louisiana to Illinois?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Louisiana to Illinois. momondo saves you time and could save you money on your trip.
Can I find flights from Louisiana to Illinois with flexible booking policies on momondo?
All flight searches from Louisiana to Illinois on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Louisiana to Illinois?
momondo provides multiple filters to help you find the best flight to Illinois from Louisiana. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Louisiana to Illinois right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Louisiana to Illinois flights. All you need is a valid email address and we will do the rest; it is that quick and easy.
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