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Cheap flights from New York LaGuardia Airport to Illinois from £46

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 28/4. 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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Find the cheapest flights from New York LaGuardia Airport to Illinois

Cheap return flights

Enter your travel dates to find the best prices.
Spirit Airlines Logo
07:30 - 09:12
LGA
-
ORD
2h 42mdirect
Spirit Airlines Logo
17:58 - 20:59
ORD
-
LGA
2h 01mdirect
£70Spirit Airlines
Mon, 9 Feb - Mon, 16 Feb
Spirit Airlines Logo
07:00 - 08:40
LGA
-
ORD
2h 40mdirect
Spirit Airlines Logo
18:59 - 22:02
ORD
-
LGA
2h 03mdirect
£72Spirit Airlines
Tue, 7 Apr - Wed, 8 Apr
Spirit Airlines Logo
06:30 - 17:52
LGA
-
ORD
12h 22m1 stop
Spirit Airlines Logo
17:53 - 20:59
ORD
-
LGA
2h 06mdirect
£73Spirit Airlines
Fri, 30 Jan - Mon, 2 Feb
Spirit Airlines Logo
07:30 - 09:12
LGA
-
ORD
2h 42mdirect
Spirit Airlines Logo
18:57 - 09:00
ORD
-
LGA
13h 03m1 stop
£74Spirit Airlines
Thu, 5 Feb - Sun, 8 Feb
Spirit Airlines Logo
12:59 - 14:41
LGA
-
ORD
2h 42mdirect
Spirit Airlines Logo
09:04 - 12:04
ORD
-
LGA
2h 00mdirect
£76Spirit Airlines
Tue, 12 May - Sun, 17 May
Spirit Airlines Logo
12:59 - 14:41
LGA
-
ORD
2h 42mdirect
Spirit Airlines Logo
09:04 - 12:04
ORD
-
LGA
2h 00mdirect
£77Spirit Airlines
Tue, 12 May - Sun, 17 May
United Airlines Logo
15:20 - 17:08
LGA
-
ORD
2h 48mdirect
United Airlines Logo
07:00 - 10:08
ORD
-
LGA
2h 08mdirect
£83United Airlines
Thu, 5 Feb - Sat, 7 Feb
Spirit Airlines Logo
12:59 - 21:03
LGA
-
ORD
9h 04m1 stop
Spirit Airlines Logo
17:58 - 20:59
ORD
-
LGA
2h 01mdirect
£84Spirit Airlines
Fri, 6 Feb - Fri, 13 Feb
Spirit Airlines Logo
12:59 - 14:41
LGA
-
ORD
2h 42mdirect
Spirit Airlines Logo
09:04 - 12:04
ORD
-
LGA
2h 00mdirect
£88Spirit Airlines
Fri, 1 May - Sat, 9 May
Spirit Airlines Logo
20:39 - 08:18
LGA
-
ORD
12h 39m1 stop
Spirit Airlines Logo
17:58 - 20:59
ORD
-
LGA
2h 01mdirect
£89Spirit Airlines
Mon, 9 Feb - Mon, 16 Feb

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
9 Feb
LGA07:30New York LaGuardia
2h 42m
ORD09:12Chicago O'Hare Intl
16 Feb
ORD17:58Chicago O'Hare Intl
2h 01m
LGA20:59New York LaGuardia
£70
Spirit Airlines
30 Jan
LGA06:30New York LaGuardia
12h 22m
1 stop
ORD17:52Chicago O'Hare Intl
2 Feb
ORD17:53Chicago O'Hare Intl
2h 06m
LGA20:59New York LaGuardia
£73
Spirit Airlines
5 Feb
LGA08:00New York LaGuardia
12h 38m
1 stop
ORD19:38Chicago O'Hare Intl
8 Feb
ORD17:53Chicago O'Hare Intl
2h 06m
LGA20:59New York LaGuardia
£74

Southwest flights from New York LaGuardia Airport to Illinois

Our best Southwest deals on New York LaGuardia Airport to Illinois flight tickets
Southwest
18 Feb
LGA06:05New York LaGuardia
7h 10m
1 stop
ORD12:15Chicago O'Hare Intl
25 Feb
ORD13:45Chicago O'Hare Intl
5h 15m
1 stop
LGA20:00New York LaGuardia
£115
Southwest
23 Feb
LGA07:20New York LaGuardia
5h 55m
1 stop
ORD12:15Chicago O'Hare Intl
25 Feb
ORD13:45Chicago O'Hare Intl
8h 20m
2 stops
LGA23:05New York LaGuardia
£119
Southwest
1 Apr
LGA06:20New York LaGuardia
7h 30m
1 stop
ORD12:50Chicago O'Hare Intl
8 Apr
ORD11:55Chicago O'Hare Intl
9h 25m
1 stop
LGA22:20New York LaGuardia
£122

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 9 January 2026.
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

Mon 9/2

07:30-09:12

Nonstop2h 42m

Chicago O'Hare Intl

Mon 16/2

17:58-20:59

Nonstop2h 01m

£70

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Tue 7/4

07:00-08:40

Nonstop2h 40m

Chicago O'Hare Intl

Wed 8/4

18:59-22:02

Nonstop2h 03m

£72

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Fri 30/1

06:30-17:52

1 stop12h 22m

Chicago O'Hare Intl

Mon 2/2

17:53-20:59

Nonstop2h 06m

£73

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Thu 5/2

07:30-09:12

Nonstop2h 42m

Chicago O'Hare Intl

Sun 8/2

18:57-09:00

1 stop13h 03m

£74

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Tue 12/5

12:59-14:41

Nonstop2h 42m

Chicago O'Hare Intl

Sun 17/5

09:04-12:04

Nonstop2h 00m

£76

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Tue 12/5

12:59-14:41

Nonstop2h 42m

Chicago O'Hare Intl

Sun 17/5

09:04-12:04

Nonstop2h 00m

£77

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Thu 5/2

15:20-17:08

Nonstop2h 48m

Chicago O'Hare Intl

Sat 7/2

07:00-10:08

Nonstop2h 08m

£83

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Fri 6/2

12:59-21:03

1 stop9h 04m

Chicago O'Hare Intl

Fri 13/2

17:58-20:59

Nonstop2h 01m

£84

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Fri 1/5

12:59-14:41

Nonstop2h 42m

Chicago O'Hare Intl

Sat 9/5

09:04-12:04

Nonstop2h 00m

£88

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Mon 9/2

20:39-08:18

1 stop12h 39m

Chicago O'Hare Intl

Mon 16/2

17:58-20:59

Nonstop2h 01m

£89

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 £144. 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 £172.

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 £57. 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 Thursday will generally be more expensive and average around £299. 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 afternoon. Our users have found flights to Illinois in the afternoon for as low as £200. At midday is when there is more demand to fly to Illinois, so prices are often more expensive at around £398 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 £192 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 £163 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

Fastest flight time

2h 48m

Direct flights

Every day

Airports in Illinois

98 airports
The fastest flight from New York LaGuardia Airport to Illinois takes 2h 48m
Direct flights go from New York LaGuardia Airport to Illinois every day.
There are 98 airports in Illinois. From New York LaGuardia Airport there are direct flights to Chicago O'Hare Intl (ORD).
Search flight deals

  • 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 £86Free CancellationRating
6.3
8,289 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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