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Cheap flights from Illinois to Lafayette from $146

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Lafayette departing on 4/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Illinois to Lafayette

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
2:12 pm - 10:09 pm
STL
-
LFT
7h 57m
1 stop
American Airlines Logo
6:12 pm - 10:59 pm
LFT
-
STL
4h 47m
1 stop
$329American Airlines
Fri, May 8 - Sun, May 10
Delta Logo
8:15 am - 2:33 pm
ORD
-
LFT
6h 18m
1 stop
Delta Logo
6:00 am - 1:01 pm
LFT
-
ORD
7h 01m
1 stop
$329Delta
Wed, May 6 - Sat, May 9
United Airlines Logo
12:43 pm - 7:33 pm
ORD
-
LFT
6h 50m
1 stop
United Airlines Logo
7:29 pm - 12:45 am
LFT
-
ORD
5h 16m
1 stop
$339United Airlines
Wed, Apr 8 - Sun, Apr 12
American Airlines Logo
5:12 am - 9:58 am
STL
-
LFT
4h 46m
1 stop
American Airlines Logo
6:12 pm - 10:59 pm
LFT
-
STL
4h 47m
1 stop
$339American Airlines
Sat, Apr 4 - Tue, Apr 7
American Airlines Logo
10:33 am - 10:00 pm
STL
-
LFT
11h 27m
2 stops
American Airlines Logo
6:12 pm - 10:59 pm
LFT
-
STL
4h 47m
1 stop
$344American Airlines
Sat, Apr 4 - Tue, Apr 7
American Airlines Logo
2:33 pm - 10:59 pm
STL
-
LFT
8h 26m
2 stops
American Airlines Logo
7:05 am - 4:00 pm
LFT
-
STL
8h 55m
2 stops
$349American Airlines
Tue, Apr 7 - Sat, Apr 11
United Airlines Logo
5:45 pm - 10:55 pm
ORD
-
LFT
5h 10m
1 stop
United Airlines Logo
5:25 am - 10:14 am
LFT
-
ORD
4h 49m
1 stop
$355United Airlines
Sat, Sep 5 - Sun, Sep 20
American Airlines Logo
5:20 am - 10:12 am
STL
-
LFT
4h 52m
1 stop
American Airlines Logo
5:07 pm - 10:59 pm
LFT
-
STL
5h 52m
1 stop
$364American Airlines
Thu, Apr 23 - Thu, Apr 30
United Airlines Logo
4:44 pm - 9:19 pm
STL
-
LFT
4h 35m
1 stop
United Airlines Logo
5:15 am - 9:30 am
LFT
-
STL
4h 15m
1 stop
$371United Airlines
Sat, May 2 - Wed, May 6
Delta Logo
5:15 am - 10:47 am
ORD
-
LFT
5h 32m
1 stop
Delta Logo
6:00 am - 12:08 pm
LFT
-
ORD
6h 08m
1 stop
$374Delta
Sat, Aug 1 - Sun, Aug 16

United Airlines flights from Illinois to Lafayette

Our best United Airlines deals on Illinois to Lafayette flight tickets
United Airlines
Apr 8
ORD12:43 pmChicago O'Hare Intl
6h 50m
1 stop
LFT7:33 pmLafayette Regional
Apr 12
LFT7:29 pmLafayette Regional
5h 16m
1 stop
ORD12:45 amChicago O'Hare Intl
$339
United Airlines
Sep 5
ORD5:45 pmChicago O'Hare Intl
5h 10m
1 stop
LFT10:55 pmLafayette Regional
Sep 20
LFT5:25 amLafayette Regional
4h 49m
1 stop
ORD10:14 amChicago O'Hare Intl
$355
United Airlines
May 2
STL4:44 pmLambert-St Louis
4h 35m
1 stop
LFT9:19 pmLafayette Regional
May 6
LFT5:15 amLafayette Regional
4h 15m
1 stop
STL9:30 amLambert-St Louis
$371

American Airlines flights from Illinois to Lafayette

Our best American Airlines deals on Illinois to Lafayette flight tickets
American Airlines
May 8
STL2:12 pmLambert-St Louis
7h 57m
1 stop
LFT10:09 pmLafayette Regional
May 10
LFT6:12 pmLafayette Regional
4h 47m
1 stop
STL10:59 pmLambert-St Louis
$329
American Airlines
Apr 4
STL5:12 amLambert-St Louis
4h 46m
1 stop
LFT9:58 amLafayette Regional
Apr 7
LFT6:12 pmLafayette Regional
4h 47m
1 stop
STL10:59 pmLambert-St Louis
$339
American Airlines
Apr 4
STL10:33 amLambert-St Louis
11h 27m
2 stops
LFT10:00 pmLafayette Regional
Apr 7
LFT6:12 pmLafayette Regional
4h 47m
1 stop
STL10:59 pmLambert-St Louis
$344

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Lafayette 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, momondo users made 832,500 searches. Data last updated March 25, 2026.
Use the filters below to find and compare flights from Illinois to Lafayette that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Fri 5/8

2:12 pm-10:09 pm

1 stop7h 57m

Lafayette Regional

Sun 5/10

6:12 pm-10:59 pm

1 stop4h 47m

$329

ChicagoLafayette

ORD - LFT

ORDLFT

Chicago O'Hare Intl

Wed 5/6

8:15 am-2:33 pm

1 stop6h 18m

Lafayette Regional

Sat 5/9

6:00 am-1:01 pm

1 stop7h 01m

$329

ChicagoLafayette

ORD - LFT

ORDLFT

Chicago O'Hare Intl

Wed 4/8

12:43 pm-7:33 pm

1 stop6h 50m

Lafayette Regional

Sun 4/12

7:29 pm-12:45 am

1 stop5h 16m

$339

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Sat 4/4

5:12 am-9:58 am

1 stop4h 46m

Lafayette Regional

Tue 4/7

6:12 pm-10:59 pm

1 stop4h 47m

$339

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Sat 4/4

10:33 am-10:00 pm

2 stops11h 27m

Lafayette Regional

Tue 4/7

6:12 pm-10:59 pm

1 stop4h 47m

$344

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Tue 4/7

2:33 pm-10:59 pm

2 stops8h 26m

Lafayette Regional

Sat 4/11

7:05 am-4:00 pm

2 stops8h 55m

$349

ChicagoLafayette

ORD - LFT

ORDLFT

Chicago O'Hare Intl

Sat 9/5

5:45 pm-10:55 pm

1 stop5h 10m

Lafayette Regional

Sun 9/20

5:25 am-10:14 am

1 stop4h 49m

$355

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Thu 4/23

5:20 am-10:12 am

1 stop4h 52m

Lafayette Regional

Thu 4/30

5:07 pm-10:59 pm

1 stop5h 52m

$364
Quickest round-trip

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Sat 5/2

4:44 pm-9:19 pm

1 stop4h 35m

Lafayette Regional

Wed 5/6

5:15 am-9:30 am

1 stop4h 15m

$371

ChicagoLafayette

ORD - LFT

ORDLFT

Chicago O'Hare Intl

Sat 8/1

5:15 am-10:47 am

1 stop5h 32m

Lafayette Regional

Sun 8/16

6:00 am-12:08 pm

1 stop6h 08m

$374

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Lafayette from

How to get the cheapest flight ticket from Illinois to Lafayette

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

What is the cheapest month to fly to Lafayette?

If you’re not able to fly to Lafayette in August, then September is your next best option. Flight prices from Illinois to Lafayette during September average around $288.

Cheap Illinois to Lafayette flight deals and tips

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

Fastest flight time

4h 17m

Direct flights

None
The fastest flight from Illinois to Lafayette takes 4h 17m
There are no direct flights from Illinois to Lafayette. There are no popular flight routes from Illinois to Lafayette.
Search flight deals

  • When did momondo last update prices for flights from Illinois to Lafayette Regional Airport?

    Prices for flights from Illinois to Lafayette Regional Airport were last updated today.

  • How many operators does momondo search for flights from Illinois to Lafayette Regional Airport?

  • How old do you have to be to fly from Illinois to Lafayette Regional Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Lafayette Regional Airport.

  • What documentation or ID do you need to fly to Lafayette Regional Airport?

    The travel and health documents you'll need for your trip to Lafayette Regional Airport 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 Lafayette Regional Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Illinois to Lafayette

Compare and see reviews for airlines that fly from Illinois to Lafayette with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $206Free CancellationRating
7.1
11,493 reviews
Search American Airlines flights
United AirlinesPriceFrom $248Free CancellationRating
7.4
9,478 reviews
Search United Airlines flights

Traveling to a place near Lafayette?

Book flights to Lafayette if you plan to visit one of these locations
Opelousas

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Illinois to Lafayette. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Illinois to Lafayette flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Lafayette from Illinois.

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

Price alerts on flights to Lafayette from Illinois are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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