Cheap flights from New York LaGuardia Airport to Illinois from £52

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New York LaGuardia Airport to Illinois departing on 29/10. 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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Find the cheapest flights from New York LaGuardia Airport to Illinois

Cheap return flights

Spirit Airlines Logo
20:36 - 22:11LGA-ORD
2h 35mdirect
Spirit Airlines Logo
05:05 - 15:59ORD-LGA
9h 54m1 stop
£97Spirit Airlines
Find Deal
Sat, 27 Sep - Sun, 28 Sep
Spirit Airlines Logo
15:13 - 16:51LGA-ORD
2h 38mdirect
Spirit Airlines Logo
16:35 - 19:41ORD-LGA
2h 06mdirect
£98Spirit Airlines
Find Deal
Wed, 1 Oct - Sat, 4 Oct
United Airlines Logo
09:18 - 10:55LGA-ORD
2h 37mdirect
United Airlines Logo
20:00 - 23:24ORD-LGA
2h 24mdirect
£101United Airlines
Find Deal
Tue, 7 Oct - Wed, 8 Oct
Southwest Logo
07:20 - 15:20LGA-ORD
9h 00m1 stop
Southwest Logo
15:10 - 22:30ORD-LGA
6h 20m1 stop
£102Southwest
Find Deal
Tue, 28 Oct - Wed, 29 Oct
United Airlines Logo
11:15 - 12:57LGA-ORD
2h 42mdirect
United Airlines Logo
05:00 - 08:07ORD-LGA
2h 07mdirect
£104United Airlines
Find Deal
Wed, 29 Oct - Sun, 2 Nov
Frontier Logo
06:30 - 11:27LGA-ORD
5h 57m1 stop
Frontier Logo
11:00 - 22:21ORD-LGA
10h 21m1 stop
£106Frontier
Find Deal
Sat, 4 Oct - Wed, 8 Oct
Frontier Logo
06:30 - 17:57LGA-ORD
12h 27m1 stop
Frontier Logo
05:05 - 16:29ORD-LGA
10h 24m1 stop
£108Frontier
Find Deal
Fri, 17 Oct - Mon, 20 Oct
Southwest Logo
06:25 - 12:15LGA-ORD
6h 50m1 stop
Southwest Logo
14:15 - 21:55ORD-LGA
6h 40m1 stop
£114Southwest
Find Deal
Sat, 6 Dec - Wed, 10 Dec
Delta Logo
11:30 - 13:21LGA-ORD
2h 51mdirect
Delta Logo
10:35 - 13:56ORD-LGA
2h 21mdirect
£116Delta
Find Deal
Sat, 24 Jan - Mon, 26 Jan
Delta Logo
20:50 - 22:23LGA-ORD
2h 33mdirect
Delta Logo
20:20 - 23:38ORD-LGA
2h 18mdirect
£130Delta
Find Deal
Mon, 29 Sep - Fri, 3 Oct

Spirit Airlines flights from New York LaGuardia Airport to Illinois

Our best Spirit Airlines deals on New York LaGuardia Airport to Illinois flight tickets
Spirit Airlines
27 Sept
LGA20:36New York LaGuardia
2h 35m
ORD22:11Chicago O'Hare Intl
28 Sept
ORD05:05Chicago O'Hare Intl
9h 54m
1 stop
LGA15:59New York LaGuardia
Spirit Airlines
1 Oct
LGA15:13New York LaGuardia
2h 38m
ORD16:51Chicago O'Hare Intl
4 Oct
ORD16:35Chicago O'Hare Intl
2h 06m
LGA19:41New York LaGuardia
Spirit Airlines
25 Sept
LGA09:59New York LaGuardia
12h 59m
1 stop
ORD21:58Chicago O'Hare Intl
29 Sept
ORD06:30Chicago O'Hare Intl
12h 59m
1 stop
LGA20:29New York LaGuardia

United Airlines flights from New York LaGuardia Airport to Illinois

Our best United Airlines deals on New York LaGuardia Airport to Illinois flight tickets
United Airlines
7 Oct
LGA09:18New York LaGuardia
2h 37m
ORD10:55Chicago O'Hare Intl
8 Oct
ORD20:00Chicago O'Hare Intl
2h 24m
LGA23:24New York LaGuardia
United Airlines
29 Oct
LGA11:15New York LaGuardia
2h 42m
ORD12:57Chicago O'Hare Intl
2 Nov
ORD05:00Chicago O'Hare Intl
2h 07m
LGA08:07New York LaGuardia
United Airlines
27 Sept
LGA06:25New York LaGuardia
2h 37m
ORD08:02Chicago O'Hare Intl
28 Sept
ORD07:00Chicago O'Hare Intl
2h 16m
LGA10:16New York LaGuardia

momondo Fare Finder

 
Customise your flight search to find flights from New York LaGuardia Airport 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, momondo users made 279,928 searches. Data last updated 15 September 2025.
Use the filters below to find and compare flights from New York LaGuardia Airport to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Sat 27/9

20:36-22:11

Nonstop2h 35m

Chicago O'Hare Intl

Sun 28/9

05:05-15:59

1 stop9h 54m

£97

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Wed 1/10

15:13-16:51

Nonstop2h 38m

Chicago O'Hare Intl

Sat 4/10

16:35-19:41

Nonstop2h 06m

£98

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Tue 7/10

09:18-10:55

Nonstop2h 37m

Chicago O'Hare Intl

Wed 8/10

20:00-23:24

Nonstop2h 24m

£101

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Tue 28/10

07:20-15:20

1 stop9h 00m

Chicago O'Hare Intl

Wed 29/10

15:10-22:30

1 stop6h 20m

£102

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Wed 29/10

11:15-12:57

Nonstop2h 42m

Chicago O'Hare Intl

Sun 2/11

05:00-08:07

Nonstop2h 07m

£104

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Sat 4/10

06:30-11:27

1 stop5h 57m

Chicago O'Hare Intl

Wed 8/10

11:00-22:21

1 stop10h 21m

£106

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Fri 17/10

06:30-17:57

1 stop12h 27m

Chicago O'Hare Intl

Mon 20/10

05:05-16:29

1 stop10h 24m

£108

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Sat 6/12

06:25-12:15

1 stop6h 50m

Chicago O'Hare Intl

Wed 10/12

14:15-21:55

1 stop6h 40m

£114

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Sat 24/1

11:30-13:21

Nonstop2h 51m

Chicago O'Hare Intl

Mon 26/1

10:35-13:56

Nonstop2h 21m

£116

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Mon 29/9

20:50-22:23

Nonstop2h 33m

Chicago O'Hare Intl

Fri 3/10

20:20-23:38

Nonstop2h 18m

£130

Flights are sorted by cheapest return flights first.

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

How to get the cheapest flight ticket from New York LaGuardia Airport 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

What is the cheapest month to fly to Illinois?

The month of January is, on average, the cheapest month to fly to Illinois from New York LaGuardia Airport, with most prices found around £158. If you aren’t able to travel to Illinois during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of £165.

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

The cheapest day to depart on your flight to Illinois is on a Tuesday when prices can be found for as low as £84. This is often the case because there is less demand to fly during this day of the week. Flights from New York LaGuardia Airport to Illinois on a Friday will generally be more expensive and average around £259. 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 data shows that the cheapest New York LaGuardia Airport to Illinois flights are usually those with departure times in the morning. Our users have found flights to Illinois in the morning for as low as £194. At midday is when there is more demand to fly to Illinois, so prices are often more expensive at around £234 per ticket.

What is the cheapest New York LaGuardia to Illinois flight route?

Fly from New York LaGuardia to Chicago O'Hare Intl for the best New York LaGuardia - 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 New York LaGuardia Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around £195 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from New York LaGuardia Airport for as low as £156 on momondo.

What cabin class options are available on New York LaGuardia to Illinois flights?

There are 4 cabin classes available to choose from on New York LaGuardia to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap New York LaGuardia Airport to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New York LaGuardia Airport to Illinois

Best price found

£60

Fastest flight time

2h 25m

Direct flights

Every day

Airports in Illinois

1 airport
The best one-way flight to Illinois from New York LaGuardia Airport in the past 72 hours is £60. The best return flight deal from New York LaGuardia Airport to Illinois found on momondo in the last 72 hours is £257.
The fastest flight from New York LaGuardia Airport to Illinois takes 2h 25m
Direct flights go from New York LaGuardia Airport to Illinois every day.
There is 1 airport near Illinois: Chicago O'Hare Intl (ORD)
  • When did momondo last update prices for flights from New York LaGuardia Airport to Illinois?

    Prices for flights from New York LaGuardia Airport to Illinois were last updated today.

  • How many operators does momondo search for flights from New York LaGuardia Airport to Illinois?

  • How old do you have to be to fly from New York LaGuardia Airport to Illinois?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from New York LaGuardia Airport to Illinois.

  • What documentation or ID do you need to fly to Illinois?

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

  • What is the most popular plane model from New York LaGuardia Airport to Illinois?

Best airlines flying from New York LaGuardia Airport to Illinois

Compare and see reviews for airlines that fly from New York LaGuardia Airport to Illinois with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom £84Free CancellationRating
6.3
8,016 reviews
Search Spirit Airlines flights

Why use momondo?

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

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

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

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

How can momondo help me find flights from New York to Illinois?

momondo helps you find the best flight between New York and Illinois by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Illinois from New York. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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1 adult
Wed 15/10
Wed 22/10

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