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$70+ 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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — ORD
oct. 17 — oct. 241
vie. 10/17
vie. 10/24
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 septiembre 17, 2025.

Round-trip from

$127
(Kiwi.com)

One-way from

$70
(American Airlines)

Popular in

August

Cheapest in

January

Average price

$213

Good round-trip deal

$196 or less

Good one-way deal

$115 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. 6% potential increase in price ($17 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in September 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 septiembre 17, 2025.

This Booking.com deal was found by Cheapflights users on 9/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/79:59 amLGA - ORD
1 stop12h 34mMultiple Airlines
mié. 10/83:12 pmORD - LGA
1 stop6h 09mMultiple Airlines
Deal found 9/17$126
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/183:21 pmLGA - ORD
Nonstop2h 44mSpirit Airlines
mar. 10/2111:13 amORD - LGA
Nonstop1h 55mSpirit Airlines
Deal found 9/15$127
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/111:24 pmLGA - ORD
Nonstop2h 32mSpirit Airlines
sáb. 11/157:05 pmORD - LGA
Nonstop2h 09mSpirit Airlines
Deal found 9/16$128
This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/19:59 amLGA - ORD
1 stop12h 59mSpirit Airlines
vie. 10/311:13 amORD - LGA
Nonstop2h 05mSpirit Airlines
Deal found 9/16$129
This Expedia deal was found by Cheapflights users on 9/16. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/33:13 pmLGA - ORD
Nonstop2h 38mSpirit Airlines
lun. 10/65:05 amORD - LGA
1 stop9h 54mSpirit Airlines
Deal found 9/16$130
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/13:13 pmLGA - ORD
Nonstop2h 38mSpirit Airlines
jue. 10/910:27 amORD - LGA
1 stop11h 14mSpirit Airlines
Deal found 9/15$131
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/205:59 pmLGA - ORD
1 stop6h 40mMultiple Airlines
sáb. 11/111:08 amORD - LGA
Nonstop1h 55mMultiple Airlines
Deal found 9/15$132
This Mytrip deal was found by Cheapflights users on 9/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/18:29 amLGA - ORD
Nonstop2h 44mMultiple Airlines
dom. 11/25:11 amORD - LGA
1 stop5h 18mMultiple Airlines
Deal found 9/14$133
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/115:45 amLGA - ORD
Nonstop2h 28mMultiple Airlines
jue. 11/135:11 amORD - LGA
1 stop5h 18mMultiple Airlines
Deal found 9/16$134
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/309:59 amLGA - ORD
1 stop7h 13mMultiple Airlines
mar. 10/73:12 pmORD - LGA
1 stop6h 09mMultiple Airlines
Deal found 9/15$135
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/29:59 amLGA - ORD
1 stop7h 13mMultiple Airlines
lun. 10/610:42 amORD - LGA
1 stop12h 15mMultiple Airlines
Deal found 9/15$136
This United Airlines deal was found by Cheapflights users on 9/17. 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.
mar. 10/146:30 pmLGA - ORD
Nonstop2h 37mUnited Airlines
mar. 10/218:55 amORD - LGA
Nonstop2h 19mUnited Airlines
Deal found 9/17$137

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 septiembre 17, 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 - MDW

LGAMDW

New York LaGuardia

mar. 10/28

9:45 pm-11:10 pm

Nonstop2h 25m

Chicago Midway

mié. 11/5

8:25 am-11:30 am

Nonstop2h 05m

$137

New YorkChicago

LGA - MDW

LGAMDW

New York LaGuardia

mié. 10/15

9:00 am-10:35 am

Nonstop2h 35m

Chicago Midway

mar. 10/21

6:10 am-9:15 am

Nonstop2h 05m

$137

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

mar. 10/14

8:30 pm-10:07 pm

Nonstop2h 37m

Chicago O'Hare Intl

vie. 10/17

4:00 pm-7:17 pm

Nonstop2h 17m

$142

New YorkChicago

LGA - MDW

LGAMDW

New York LaGuardia

lun. 10/20

9:35 pm-11:05 pm

Nonstop2h 30m

Chicago Midway

mié. 10/22

6:10 am-9:15 am

Nonstop2h 05m

$142

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

vie. 10/24

7:30 pm-9:07 pm

Nonstop2h 37m

Chicago O'Hare Intl

lun. 10/27

6:30 pm-9:46 pm

Nonstop2h 16m

$147

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

jue. 10/30

9:15 am-10:57 am

Nonstop2h 42m

Chicago O'Hare Intl

lun. 11/3

5:00 pm-8:07 pm

Nonstop2h 07m

$147

New YorkChicago

LGA - MDW

LGAMDW

New York LaGuardia

jue. 11/13

9:00 am-10:25 am

Nonstop2h 25m

Chicago Midway

lun. 11/17

7:15 pm-10:20 pm

Nonstop2h 05m

$147

New YorkChicago

LGA - MDW

LGAMDW

New York LaGuardia

sáb. 11/1

8:15 am-9:40 am

Nonstop2h 25m

Chicago Midway

lun. 11/3

7:15 pm-10:20 pm

Nonstop2h 05m

$147

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

mié. 10/29

8:15 am-9:55 am

Nonstop2h 40m

Chicago O'Hare Intl

dom. 11/2

5:00 am-8:07 am

Nonstop2h 07m

$148

New YorkChicago

LGA - MDW

LGAMDW

New York LaGuardia

mié. 10/1

9:35 pm-10:55 pm

Nonstop2h 20m

Chicago Midway

mar. 10/7

5:55 pm-9:00 pm

Nonstop2h 05m

$152

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 60 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 septiembre 17, 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 septiembre 17, 2025.

The most flights from LGA to USIL are scheduled on a Monday (75 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (23 on average).

How much does it cost to fly round-trip from New York LaGuardia Airport to Illinois?

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 septiembre 17, 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
4,242 reviews

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,961 reviews
Southwest
8.0
Very good
4,242 reviews

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,926 reviews
Southwest
8.0
Very good
4,242 reviews

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,242 reviews

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,023 reviews
Southwest
8.0
Very good
4,242 reviews

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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.

  • How long is the flight from New York LaGuardia Airport to Illinois?

    A quick flight from New York LaGuardia Airport to Illinois can take about 2h 25m. Southwest provides one of the quickest options available for as low as $137. New York LaGuardia Airport and Illinois are separated by a distance of 722 mi. All flights are typically nonstop.

  • 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 United Airlines ($70), Southwest ($70), and Spirit Airlines ($73).

  • 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 KLM (86%), WestJet (83%) or Japan Airlines (83%) 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 $68. On average you can expect to pay $608. The most popular route, (New York LaGuardia - Chicago O'Hare Intl), can usually be booked for $74.

  • 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.

See more FAQs

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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.
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Top 7 airlines flying from LaGuardia to Illinois

Discover the top 7 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 septiembre 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$70Average$180FlexibilityNo cancel feeOn-time65%
FrontierCheapest$97Average$320FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$114Average$229FlexibilityNo cancel feeOn-time62%
DeltaCheapest$140Average$305FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$147Average$425FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$148Average$451FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$154Average$263FlexibilityNo cancel feeOn-time63%

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