What is the cheapest airline that flies from New York LaGuardia to Illinois?

American Airlines, Southwest, and Frontier are the most popular carriers operating from New York LaGuardia to Illinois

What airlines fly to Illinois?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Illinois from New York LaGuardia Airport according to our data. American Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 7 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

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?

The number of operators available for flights from New York LaGuardia Airport to Illinois is 7 as of September 2025.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify 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.

$57 Cheap Flights from New York LaGuardia Airport to Illinois in 2025/26

Q: How many flights depart from New York LaGuardia Airport to Illinois on average per week?

533 flights are operational weekly from New York LaGuardia Airport to Illinois as of September 2025. The most popular departure day for this route is Tue, with 18% of flights per week taking off on this day.

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from New York LaGuardia Airport to Illinois

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

3:21 pm - 5:05 pmLGA-ORD

2h 44mnonstop

11:13 am - 2:08 pmORD-LGA

1h 55mnonstop

$127Spirit Airlines

Find Deal

Sat, Oct 18 - Tue, Oct 21

1:24 pm - 2:56 pmLGA-ORD

2h 32mnonstop

7:05 pm - 10:14 pmORD-LGA

2h 09mnonstop

$128Spirit Airlines

Find Deal

Tue, Nov 11 - Wed, Nov 12

6:25 am - 8:02 amLGA-ORD

2h 37mnonstop

6:30 pm - 9:54 pmORD-LGA

2h 24mnonstop

$137United Airlines

Find Deal

Tue, Oct 7 - Tue, Oct 7

2:00 pm - 3:20 pmLGA-MDW

2h 20mnonstop

7:20 pm - 10:25 pmMDW-LGA

2h 05mnonstop

$137Southwest

Find Deal

Tue, Oct 7 - Wed, Oct 8

3:25 pm - 5:02 pmLGA-ORD

2h 37mnonstop

8:00 pm - 11:24 pmORD-LGA

2h 24mnonstop

$142United Airlines

Find Deal

Wed, Oct 8 - Fri, Oct 24

8:15 am - 9:40 amLGA-MDW

2h 25mnonstop

7:15 pm - 10:20 pmMDW-LGA

2h 05mnonstop

$142Southwest

Find Deal

Sat, Nov 1 - Tue, Nov 4

9:29 am - 11:08 amLGA-ORD

2h 39mnonstop

8:25 pm - 11:29 pmORD-LGA

2h 04mnonstop

$148American Airlines

Find Deal

Sat, Nov 1 - Sun, Nov 2

6:59 pm - 8:40 pmLGA-ORD

2h 41mnonstop

8:25 pm - 11:29 pmORD-LGA

2h 04mnonstop

$149American Airlines

Find Deal

Sat, Nov 1 - Sun, Nov 2

4:36 pm - 6:23 pmLGA-ORD

2h 47mnonstop

8:25 pm - 11:44 pmORD-LGA

2h 19mnonstop

$172Delta

Find Deal

Tue, Oct 7 - Fri, Oct 10

6:55 pm - 8:40 pmLGA-ORD

2h 45mnonstop

7:10 pm - 10:30 pmORD-LGA

2h 20mnonstop

$173Delta

Find Deal

Fri, Nov 14 - Mon, Nov 17

American Airlines flights from New York LaGuardia Airport to Illinois

Our best American Airlines deals on New York LaGuardia Airport to Illinois flight tickets

American Airlines

Nov 1

LGA9:29 amNew York LaGuardia

2h 39m

ORD11:08 amChicago O'Hare Intl

Nov 2

ORD8:25 pmChicago O'Hare Intl

2h 04m

LGA11:29 pmNew York LaGuardia

$148

Find similar

American Airlines

Nov 1

LGA6:59 pmNew York LaGuardia

2h 41m

ORD8:40 pmChicago O'Hare Intl

Nov 2

ORD8:25 pmChicago O'Hare Intl

2h 04m

LGA11:29 pmNew York LaGuardia

$149

Find similar

American Airlines

Nov 1

LGA7:30 amNew York LaGuardia

2h 41m

ORD9:11 amChicago O'Hare Intl

Nov 2

ORD8:25 pmChicago O'Hare Intl

2h 04m

LGA11:29 pmNew York LaGuardia

$160

Find similar

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

Oct 18

LGA3:21 pmNew York LaGuardia

2h 44m

ORD5:05 pmChicago O'Hare Intl

Oct 21

ORD11:13 amChicago O'Hare Intl

1h 55m

LGA2:08 pmNew York LaGuardia

$127

Find similar

Spirit Airlines

Nov 11

LGA1:24 pmNew York LaGuardia

2h 32m

ORD2:56 pmChicago O'Hare Intl

Nov 12

ORD7:05 pmChicago O'Hare Intl

2h 09m

LGA10:14 pmNew York LaGuardia

$128

Find similar

Spirit Airlines

Oct 8

LGA9:59 amNew York LaGuardia

8h 54m

1 stop

ORD5:53 pmChicago O'Hare Intl

Oct 11

ORD11:12 amChicago O'Hare Intl

1h 55m

LGA2:07 pmNew York LaGuardia

$129

Find similar

momondo Fare Finder

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 10/18

3:21 pm-5:05 pm

Nonstop2h 44m

Chicago O'Hare Intl

Tue 10/21

11:13 am-2:08 pm

Nonstop1h 55m

$127

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Tue 11/11

1:24 pm-2:56 pm

Nonstop2h 32m

Chicago O'Hare Intl

Wed 11/12

7:05 pm-10:14 pm

Nonstop2h 09m

$128

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Tue 10/7

6:25 am-8:02 am

Nonstop2h 37m

Chicago O'Hare Intl

Tue 10/7

6:30 pm-9:54 pm

Nonstop2h 24m

$137

New YorkChicago

LGA - MDW

LGAMDW

New York LaGuardia

Tue 10/7

2:00 pm-3:20 pm

Nonstop2h 20m

Chicago Midway

Wed 10/8

7:20 pm-10:25 pm

Nonstop2h 05m

$137

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Wed 10/8

3:25 pm-5:02 pm

Nonstop2h 37m

Chicago O'Hare Intl

Fri 10/24

8:00 pm-11:24 pm

Nonstop2h 24m

$142

New YorkChicago

LGA - MDW

LGAMDW

New York LaGuardia

Sat 11/1

8:15 am-9:40 am

Nonstop2h 25m

Chicago Midway

Tue 11/4

7:15 pm-10:20 pm

Nonstop2h 05m

$142

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Sat 11/1

9:29 am-11:08 am

Nonstop2h 39m

Chicago O'Hare Intl

Sun 11/2

8:25 pm-11:29 pm

Nonstop2h 04m

$148

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Sat 11/1

6:59 pm-8:40 pm

Nonstop2h 41m

Chicago O'Hare Intl

Sun 11/2

8:25 pm-11:29 pm

Nonstop2h 04m

$149

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Tue 10/7

4:36 pm-6:23 pm

Nonstop2h 47m

Chicago O'Hare Intl

Fri 10/10

8:25 pm-11:44 pm

Nonstop2h 19m

$172

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Fri 11/14

6:55 pm-8:40 pm

Nonstop2h 45m

Chicago O'Hare Intl

Mon 11/17

7:10 pm-10:30 pm

Nonstop2h 20m

$173

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from New York LaGuardia Airport is in January. Flight prices, which tend to average around $214, are often lower during this time because this is during the off-season. 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 $224.

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

The cheapest day to depart from New York LaGuardia Airport to Illinois is on a Wednesday when prices can be found for as low as $286. Flights from New York LaGuardia Airport to Illinois on a Sunday will generally be more expensive and average around $396. 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 most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from New York LaGuardia Airport to Illinois during this time can be as low as $263. Flights at noon are often more expensive with an average ticket price of $351.

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 $265 when searching weeks out. 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 $211 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.

Can stopping save me money on New York LaGuardia Airport to Illinois flights?

No. A direct flight is the cheapest option for a flight between New York LaGuardia Airport to Illinois.

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	$115
Fastest flight time	2h 20m
Direct flights	Every day
Airports in Illinois	2 airports

The best one-way flight to Illinois from New York LaGuardia Airport in the past 72 hours is $115. The best round-trip flight deal from New York LaGuardia Airport to Illinois found on momondo in the last 72 hours is $196.

The fastest flight from New York LaGuardia Airport to Illinois takes 2h 20m

Direct flights go from New York LaGuardia Airport to Illinois every day.

There are 2 airports near Illinois: Chicago O'Hare Intl (ORD), Chicago Midway (MDW)

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?
The number of operators available for flights from New York LaGuardia Airport to Illinois is 7 as of September 2025.
How old do you have to be to fly from New York LaGuardia Airport to Illinois?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify 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?
momondo data reveals that the most frequently booked plane model on the route from New York LaGuardia Airport to Illinois is Boeing 737-800, representing 26.40% of all bookings. The subsequent popular models are Boeing 737 MAX 8 at 15.81%, Airbus A319 at 7.02%, and Airbus A321neo at 6.94%.

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 Airlines	PriceFrom $70	Free Cancellation	Rating 6.3 8,019 reviews	Search Spirit Airlines flights
Frontier	PriceFrom $97	Free Cancellation	Rating 5.8 3,174 reviews	Search Frontier flights
JetBlue	PriceFrom $114	Free Cancellation	Rating 7.2 2,914 reviews	Search JetBlue flights
Delta	PriceFrom $140	Free Cancellation	Rating 7.9 7,957 reviews	Search Delta flights
American Airlines	PriceFrom $147	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $148	Free Cancellation	Rating 7.4 8,924 reviews	Search United Airlines flights
Southwest	PriceFrom $154	Free Cancellation	Rating 8.0 4,242 reviews	Search Southwest 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?

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

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

momondo provides multiple filters to help you find the best flight to Illinois from New York. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from New York to Illinois now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Illinois and let you know when they change.

An easier way to manage your Illinois trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Thu 10/16

Thu 10/23

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Illinois

Popular cities in Illinois

Flights to New Yorkfrom $49

Flights to Los Angelesfrom $49

Flights to Miamifrom $49

Flights to Chicagofrom $49

Flights to Orlandofrom $60

Flights to Las Vegasfrom $48

Flights to San Franciscofrom $53

Flights to Washington, D.C.from $49

Flights to Bostonfrom $62

Flights to Atlantafrom $51

Flights to Dallasfrom $68

Flights to Seattlefrom $69

New York LaGuardia Airport flight routes

Flights from New York LaGuardia to Orlando

Flights from New York LaGuardia to Atlanta Hartsfield-Jackson

Flights from New York LaGuardia to Raleigh-Durham

Flights from New York LaGuardia to Charlotte Douglas

Flights from New York LaGuardia to Detroit Metropolitan Wayne County

Flights from New York LaGuardia to Columbus

Cheap flights from New York LaGuardia Airport to Illinois from $70

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from New York LaGuardia Airport to Illinois

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

American Airlines flights from New York LaGuardia Airport to Illinois

Our best American Airlines deals on New York LaGuardia Airport to Illinois flight tickets

Spirit Airlines flights from New York LaGuardia Airport to Illinois

Our best Spirit Airlines deals on New York LaGuardia Airport to Illinois flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from New York LaGuardia Airport to Illinois that are best for you.

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?

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

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

Our most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from New York LaGuardia Airport to Illinois during this time can be as low as $263. Flights at noon are often more expensive with an average ticket price of $351.

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?

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.

Can stopping save me money on New York LaGuardia Airport to Illinois flights?

No. A direct flight is the cheapest option for a flight between New York LaGuardia Airport to Illinois.

What is the cheapest airline that flies from New York LaGuardia to Illinois?

American Airlines, Southwest, and Frontier are the most popular carriers operating from New York LaGuardia to Illinois

What airlines fly to Illinois?

How many flights depart from New York LaGuardia Airport to Illinois on average per day?

The number of flights available between New York LaGuardia Airport and Illinois is 76 per day as of September 2025. The most frequent departure time is 2:00PM, with 40% of daily flights leaving in the afternoon.

How many flights depart from New York LaGuardia Airport to Illinois on average per week?

533 flights are operational weekly from New York LaGuardia Airport to Illinois as of September 2025. The most popular departure day for this route is Tue, with 18% of flights per week taking off on this day.

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

Fastest flight time

Direct flights

Airports in Illinois

When did momondo last update prices for flights from New York LaGuardia Airport to Illinois?

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?

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

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

Why use momondo?

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

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

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

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

An easier way to manage your Illinois trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Illinois

Popular cities in Illinois

Popular flights according to clicks in the last 7 days on momondo