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$75+ Cheap flights from LaGuardia, NY (LGA) to Illinois

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 8/23. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — ORD
Jul 6 — Jul 131
Sun 7/6
Sun 7/13
1 adult, Economy
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Cheap flight deals from LaGuardia to Illinois

Keep the following information in mind while searching for LaGuardia to Illinois flight deals. Data was last updated July 1, 2025.

Round-trip from

$135
(Priceline)

One-way from

$75
(FlightHub)

Popular in

December

Cheapest in

September

Average price

$236

Good round-trip deal

$258 or less

Good one-way deal

$134 or less
From New York LaGuardia to Illinois
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One-way flight from New York LaGuardia to Illinois
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Highest demand for flights based on searches. 1% potential increase in price ($3 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from New York LaGuardia to Illinois.
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Price to beat on a one-way flight from New York LaGuardia to Illinois.
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Find flight deals from LaGuardia to Illinois

Cheapest flights from LaGuardia to Illinois
Explore the most affordable flight options available from LaGuardia to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

This Priceline deal was found by Cheapflights users on 6/30. 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.
Mon 9/296:30 amLGA - ORD
1 stop10h 20mMultiple Airlines
Wed 10/111:13 amORD - LGA
Nonstop2h 05mMultiple Airlines
Deal found 6/30$135
This Priceline deal was found by Cheapflights users on 7/1. 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.
Fri 7/186:30 pmLGA - ORD
Nonstop2h 30mSpirit Airlines
Tue 7/225:51 amORD - LGA
Nonstop2h 09mSpirit Airlines
Deal found 7/1$136
This Delta deal was found by Cheapflights users on 6/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/26:55 pmLGA - ORD
Nonstop2h 52mDelta
Wed 9/312:59 pmORD - LGA
Nonstop2h 31mDelta
Deal found 6/30$137
This Priceline deal was found by Cheapflights users on 6/28. 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.
Fri 9/196:30 amLGA - MDW
1 stop10h 28mFrontier
Mon 9/225:04 pmMDW - LGA
1 stop5h 27mFrontier
Deal found 6/28$137
This Priceline deal was found by Cheapflights users on 6/29. 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.
Tue 8/126:30 amLGA - ORD
1 stop11h 08mFrontier
Sat 8/169:55 amORD - LGA
1 stop10h 04mFrontier
Deal found 6/29$145
This Southwest deal was found by Cheapflights users on 7/1. 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.
Sat 8/301:50 pmLGA - MDW
Nonstop2h 20mSouthwest
Tue 9/26:00 amMDW - LGA
Nonstop2h 00mSouthwest
Deal found 7/1$153
This American Airlines deal was found by Cheapflights users on 6/30. 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.
Thu 8/145:45 amLGA - ORD
Nonstop2h 38mAmerican Airlines
Thu 8/216:55 amORD - LGA
Nonstop2h 10mAmerican Airlines
Deal found 6/30$170
This United Airlines deal was found by Cheapflights users on 6/30. 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.
Tue 8/197:29 pmLGA - ORD
1 stop4h 46mUnited Airlines
Wed 8/2712:00 pmORD - LGA
Nonstop2h 13mUnited Airlines
Deal found 6/30$173
This American Airlines deal was found by Cheapflights users on 6/29. 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 7/297:39 pmLGA - MLI
1 stop4h 57mAmerican Airlines
Tue 8/56:37 pmMLI - LGA
1 stop4h 07mAmerican Airlines
Deal found 6/29$191
This American Airlines deal was found by Cheapflights users on 6/30. 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.
Sat 8/27:15 pmLGA - PIA
1 stop5h 57mAmerican Airlines
Sat 8/164:15 pmPIA - LGA
1 stop6h 30mAmerican Airlines
Deal found 6/30$193
This Mytrip deal was found by Cheapflights users on 6/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/126:35 amLGA - RFD
2 stops8h 50mMultiple Airlines
Mon 9/1510:37 amRFD - LGA
2 stops10h 41mMultiple Airlines
Deal found 6/30$209
This Southwest deal was found by Cheapflights users on 6/29. 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 8/133:45 pmLGA - STL
Nonstop2h 45mSouthwest
Sat 8/166:35 amSTL - LGA
2 stops10h 05mSouthwest
Deal found 6/29$234

Cheapflights Fare Finder

Customize your flight search to find flights from LaGuardia to Illinois 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 July 1, 2025.
Use the filters below to find and compare flights from New York LaGuardia Airport to Illinois that are best for you.

Fly from

LaGuardia

Fly to

Illinois

Route

Depart

Return

Price

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Mon 9/29

6:30 am-3:50 pm

1 stop10h 20m

Chicago O'Hare Intl

Wed 10/1

11:13 am-2:18 pm

Nonstop2h 05m

$135

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Sun 7/20

6:30 pm-8:00 pm

Nonstop2h 30m

Chicago O'Hare Intl

Wed 7/23

5:51 am-9:00 am

Nonstop2h 09m

$136

New YorkChicago

LGA - MDW

LGAMDW

New York LaGuardia

Fri 9/19

6:30 am-3:58 pm

1 stop10h 28m

Chicago Midway

Mon 9/22

5:04 pm-11:31 pm

1 stop5h 27m

$137

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Wed 9/3

7:15 am-8:51 am

Nonstop2h 36m

Chicago O'Hare Intl

Tue 9/9

8:10 pm-11:40 pm

Nonstop2h 30m

$147

New YorkChicago

LGA - MDW

LGAMDW

New York LaGuardia

Sat 8/30

1:50 pm-3:10 pm

Nonstop2h 20m

Chicago Midway

Tue 9/2

6:00 am-9:00 am

Nonstop2h 00m

$153

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Sun 8/31

12:55 pm-10:35 pm

1 stop10h 40m

Chicago O'Hare Intl

Mon 9/8

10:25 am-11:31 pm

1 stop12h 06m

$165

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Thu 8/14

5:45 am-7:23 am

Nonstop2h 38m

Chicago O'Hare Intl

Thu 8/21

6:55 am-10:05 am

Nonstop2h 10m

$170

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Tue 8/19

7:29 pm-11:15 pm

1 stop4h 46m

Chicago O'Hare Intl

Wed 8/27

12:00 pm-3:13 pm

Nonstop2h 13m

$173

New YorkMoline

LGA - MLI

LGAMLI

New York LaGuardia

Tue 7/29

7:39 pm-11:36 pm

1 stop4h 57m

Moline Quad-City

Tue 8/5

6:37 pm-11:44 pm

1 stop4h 07m

$191

New YorkPeoria

LGA - PIA

LGAPIA

New York LaGuardia

Sat 8/2

7:15 pm-12:12 am

1 stop5h 57m

Greater Peoria

Sat 8/16

4:15 pm-11:45 pm

1 stop6h 30m

$193

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/29

Showing 1-10 of 54 results
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Best time to book a flight from LaGuardia to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from LaGuardia 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 New York LaGuardia Airport to Illinois

What is the cheapest month to book a flight from New York LaGuardia Airport to Illinois?

Currently, August is the cheapest month in which you can book a flight from New York LaGuardia Airport to Illinois (average of $245). Flying from New York LaGuardia Airport to Illinois in March is currently the most expensive (average of $321). 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 LGA to IL?

Find hourly flight availability from LaGuardia to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 1, 2025.

When flying from New York LaGuardia Airport to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from New York LaGuardia Airport to Illinois

Explore weekly flight availability from LaGuardia to Illinois. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 1, 2025.

The most flights from LGA to USIL are scheduled on a Tuesday (77 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (10 on average).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated July 1, 2025.
Read through reviews of airlines operating flights from New York LaGuardia Airport to Illinois, such as Southwest, Delta, and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,275 reviews

Comfort

8.0

Entertainment

7.6

Overall

8.0

Food

7.0

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,275 reviews
Southwest
8.0
Very good
4,275 reviews

Comfort

8.0

Entertainment

7.6

Overall

8.0

Food

7.0

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Delta
8.0
Very good
7,974 reviews
Southwest
8.0
Very good
4,275 reviews

Comfort

8.0

Entertainment

7.6

Overall

8.0

Food

7.0

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
United Airlines
7.4
Good
8,858 reviews
Southwest
8.0
Very good
4,275 reviews

Comfort

8.0

Entertainment

7.6

Overall

8.0

Food

7.0

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,275 reviews

Comfort

8.0

Entertainment

7.6

Overall

8.0

Food

7.0

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Spirit Airlines
6.3
Okay
8,100 reviews
Southwest
8.0
Very good
4,275 reviews

Comfort

8.0

Entertainment

7.6

Overall

8.0

Food

7.0

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Related info for your journey

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

  • What are the cheapest airlines to fly from New York LaGuardia Airport to Illinois one-way?

    The cheapest airlines for a one-way flight from New York LaGuardia Airport to Illinois are Spirit Airlines ($75), Southwest ($79), and Frontier ($80).

  • What are the most popular routes from New York LaGuardia Airport to Illinois?

    The most popular route from New York LaGuardia Airport to Illinois is New York LaGuardia - Chicago O'Hare Intl. You may also consider New York LaGuardia - Chicago Midway or New York LaGuardia - Lambert-St Louis.

  • What are the most reliable airlines from New York LaGuardia Airport to Illinois?

    Consider Japan Airlines (92%), Republic Airways (86%) or Korean Air (84%) when booking your flight. These represent the most reliable airlines when flying from New York LaGuardia Airport to Illinois.

  • What are the cheapest flights from New York LaGuardia Airport to Illinois?

    The cheapest flight price from New York LaGuardia Airport to Illinois is $75. On average you can expect to pay $791. The most popular route, (New York LaGuardia - Chicago O'Hare Intl), can usually be booked for $102.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from LaGuardia to Illinois 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 New York LaGuardia Airport to Illinois?

    Currently, August is the cheapest month in which you can book a flight from New York LaGuardia Airport to Illinois (average of $245). Flying from New York LaGuardia Airport to Illinois in March is currently the most expensive (average of $321). 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.

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Alternative routes for LaGuardia to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Los Angeles flights
John F Kennedy Intl to Orlando flights
John F Kennedy Intl to O'Hare Intl flights
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LaGuardia to Dallas/Fort Worth flights
Newark to Miami flights
John F Kennedy Intl to Miami flights
Newark to Los Angeles flights
Newark to Fort Lauderdale flights
Newark to O'Hare Intl flights
John F Kennedy Intl to Seattle flights
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Newark to Atlanta flights
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John F Kennedy Intl to Dallas/Fort Worth flights
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LaGuardia to Denver flights
John F Kennedy Intl to Fort Lauderdale flights
Newark to San Francisco flights
Newark to Dallas/Fort Worth flights
Newark to Las Vegas flights
LaGuardia to Orlando flights
John F Kennedy Intl to Tampa flights
LaGuardia to Los Angeles flights
LaGuardia to Las Vegas flights
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John F Kennedy Intl to Honolulu flights
Newark to Hobby flights
John F Kennedy Intl to Hobby flights
John F Kennedy Intl to Sky Harbor Intl flights
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Newark to Denver flights
Newark to Sky Harbor Intl flights
Newark to Midway flights
LaGuardia to San Francisco flights
John F Kennedy Intl to Midway flights
John F Kennedy Intl to San Diego flights
Newark to Tampa flights
LaGuardia to Pittsburgh flights
John F Kennedy Intl to Ontario flights
John F Kennedy Intl to Charlotte flights
LaGuardia to Hobby flights
John F Kennedy Intl to Pittsburgh flights
Newark to New Orleans flights

Top 6 airlines flying from LaGuardia to Illinois

Discover the top 6 airlines that operate flights from LaGuardia to Illinois. 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 July 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$74Average$170FlexibilityNo cancel feeOn-time65%
FrontierCheapest$128Average$360FlexibilityNo cancel feeOn-time62%
DeltaCheapest$129Average$287FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$147Average$409FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$147Average$376FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$151Average$252FlexibilityNo cancel feeOn-time63%

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