Cheap flights to Illinois

MCZ — ORD
Jan 31 — Feb 71

Were you looking for Flights from Illinois?

Flights to Illinois in 2023

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
Popular inJuneHigh demand for flights, 10% potential price rise
Cheapest inFebruaryBest time to find cheap flights, 1% potential price drop
Average price$190Average for round-trip flights in January 2023
Round-trip from$108From New York to Chicago
One-way from$42One-way flight from New York to Illinois

Search flights to popular Illinois cities

Search the best deals to popular Illinois cities recently found by Cheapflights users
Cheap flights to Chicago, IL
Feb 22 - Mar 1
EWR

Newark

ORD

Chicago O'Hare Intl

1 stop

7h 15m
ORD

Chicago O'Hare Intl

EWR

Newark

1 stop

10h 40m
$108

Spirit Airlines

Deal found 1/23

Feb 14 - Feb 15
EWR

Newark

ORD

Chicago O'Hare Intl

1 stop

7h 00m
ORD

Chicago O'Hare Intl

EWR

Newark

1 stop

7h 02m
$117

Spirit Airlines

Deal found 1/24

Feb 9 - Feb 13
LGA

New York LaGuardia

MDW

Chicago Midway

1 stop

28h 05m
MDW

Chicago Midway

LGA

New York LaGuardia

1 stop

18h 20m
$119

Frontier

Deal found 1/25

Cheap flights to Moline, IL
Feb 23 - Mar 2
EWR

Newark

MLI

Moline Quad-City

1 stop

9h 49m
MLI

Moline Quad-City

EWR

Newark

1 stop

9h 01m
$263

American Airlines

Deal found 1/24

Feb 3 - Feb 5
EWR

Newark

MLI

Moline Quad-City

2 stops

29h 48m
MLI

Moline Quad-City

EWR

Newark

1 stop

14h 23m
$285

Multiple Airlines

Deal found 1/24

Feb 10 - Feb 15
EWR

Newark

MLI

Moline Quad-City

1 stop

13h 29m
MLI

Moline Quad-City

EWR

Newark

1 stop

16h 45m
$297

United Airlines

Deal found 1/25

Cheap flights to Peoria, IL
Feb 7 - Feb 10
EWR

Newark

PIA

Greater Peoria

1 stop

22h 19m
PIA

Greater Peoria

EWR

Newark

1 stop

25h 21m
$149

Multiple Airlines

Deal found 1/25

Feb 7 - Feb 10
EWR

Newark

PIA

Greater Peoria

1 stop

22h 19m
PIA

Greater Peoria

EWR

Newark

2 stops

12h 22m
$199

Multiple Airlines

Deal found 1/25

Feb 7 - Feb 10
EWR

Newark

PIA

Greater Peoria

2 stops

22h 18m
PIA

Greater Peoria

EWR

Newark

2 stops

21h 26m
$302

Multiple Airlines

Deal found 1/25

Illinois 2023 flight deals

Cheap flights to Illinois found for this year
Feb 22 - Mar 1
EWR

Newark

ORD

Chicago O'Hare Intl

1 stop

7h 15m
ORD

Chicago O'Hare Intl

EWR

Newark

1 stop

10h 40m
$108

Spirit Airlines

Deal found 1/23

Mar 21 - Mar 22
EWR

Newark

ORD

Chicago O'Hare Intl

1 stop

7h 21m
ORD

Chicago O'Hare Intl

EWR

Newark

1 stop

7h 17m
$116

Spirit Airlines

Deal found 1/24

Feb 14 - Feb 15
EWR

Newark

ORD

Chicago O'Hare Intl

1 stop

7h 00m
ORD

Chicago O'Hare Intl

EWR

Newark

1 stop

7h 02m
$117

Spirit Airlines

Deal found 1/24

Last minute flights to Illinois

Late deals on round-trip flights to Illinois, departing today and this week
Feb 1 - Feb 28
EWR

Newark

ORD

Chicago O'Hare Intl

1 stop

7h 20m
ORD

Chicago O'Hare Intl

EWR

Newark

1 stop

8h 43m
$125

Spirit Airlines

Deal found 1/24

Feb 3 - Feb 5
EWR

Newark

MLI

Moline Quad-City

2 stops

29h 48m
MLI

Moline Quad-City

EWR

Newark

1 stop

14h 23m
$285

Multiple Airlines

Deal found 1/24

One-way flights to Illinois

The cheapest one-way flights to Illinois
Feb 28
LGA

New York LaGuardia

ORD

Chicago O'Hare Intl

1 stop

21h 27m
$42

Frontier

Deal found 1/25

Feb 2
LGA

New York LaGuardia

MLI

Moline Quad-City

2 stops

48h 34m
$126

Multiple Airlines

Deal found 1/24

May 10
LGA

New York LaGuardia

PIA

Greater Peoria

2 stops

42h 17m
$170

Multiple Airlines

Deal found 1/25

Reviews of Airlines Servicing Illinois

Alaska Airlines
8.0
Very good
1,386 reviews

Crew

8.6

Overall

8.0

Entertainment

7.1

Boarding

8.2

Food

7.2

Comfort

8.0

Reviews

1 / 10

They lost my luggage on my way to NY and then again on my way to SF, horrible

Alaska Airlines
8.0
Very good
1,386 reviews
Alaska Airlines
8.0
Very good
1,386 reviews

Crew

8.6

Overall

8.0

Entertainment

7.1

Boarding

8.2

Food

7.2

Comfort

8.0

Reviews

1 / 10

They lost my luggage on my way to NY and then again on my way to SF, horrible

Delta
7.9
Good
2,010 reviews
Alaska Airlines
8.0
Very good
1,386 reviews

Crew

8.6

Overall

8.0

Entertainment

7.1

Boarding

8.2

Food

7.2

Comfort

8.0

Reviews

1 / 10

They lost my luggage on my way to NY and then again on my way to SF, horrible

JetBlue
7.6
Good
363 reviews
Alaska Airlines
8.0
Very good
1,386 reviews

Crew

8.6

Overall

8.0

Entertainment

7.1

Boarding

8.2

Food

7.2

Comfort

8.0

Reviews

1 / 10

They lost my luggage on my way to NY and then again on my way to SF, horrible

United Airlines
7.6
Good
1,146 reviews
Alaska Airlines
8.0
Very good
1,386 reviews

Crew

8.6

Overall

8.0

Entertainment

7.1

Boarding

8.2

Food

7.2

Comfort

8.0

Reviews

1 / 10

They lost my luggage on my way to NY and then again on my way to SF, horrible

Sun Country Air
7.6
Good
72 reviews
Alaska Airlines
8.0
Very good
1,386 reviews

Crew

8.6

Overall

8.0

Entertainment

7.1

Boarding

8.2

Food

7.2

Comfort

8.0

Reviews

1 / 10

They lost my luggage on my way to NY and then again on my way to SF, horrible

What is the cheapest month to fly to Illinois?

The cheapest ticket to Illinois found for each month in 2023 based on historical flight searches by Cheapflights users.

January

$217

February

$197

March

$234

April

$288

May

$287

June

$365

July

$364

August

$285

September

$297

October

$259

November

$299

December

$257

Currently, February is the cheapest month in which you can book a flight to Illinois. Flying to Illinois in June will prove the most costly. There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

When is the best time to fly to Illinois?

Average Illinois flight ticket prices and weather conditions for 2023 and 2024 by month

NYC - CHI

Price

$188 - $367

CHI

Temperature

23 - 73.4 °F

CHI

Rainfall

1.7 - 4.9 inches

When is the best time to book a flight to Illinois?

The best time to book flights to Illinois is 27 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Which day is cheapest to fly to Illinois?

At the moment, Tuesday is the most economical day to take a flight to Illinois. Friday is likely to be the most costly.

What time of day is cheapest to fly to Illinois?

To get the best value, try booking a flight in the morning when visiting Illinois. Generally the prices will increase for flights in the afternoon as these tend to have higher demand.

Brush up on your American history before your flight to Chicago: Home of President Abraham Lincoln, Lake Michigan, and ‘da Chicago Bears, Illinois has something for everyone. Whether you’re a history buff or a sports fanatic, it’s worth booking flights to Illinois.

The 21st state, located is the heart of the Midwest, is easy to get to thanks to two airports and one of the largest train stations in the country. Flights to Illinois are serviced by major airlines and Amtrak trains head right into the center of Chicago.

In between shopping and sports, make sure to visit one of Illinois’ numerous museums before boarding your Illinois flight home. The Burpee Museum of Natural History in Rockford features dinosaur fossils while the Abraham Lincoln Presidential Library and Museum in Springfield is the largest presidential library in the country. Tourists booking Illinois flights to Chicago can explore the John G. Shedd Aquarium, the Field Museum of Natural History, the Art Institute of Chicago, and the Museum of Science and Industry (Chicago).

Book a flight to Illinois to experience a plethora of cultures wrapped into one state.

Popular Destinations in Illinois

What is the climate like in Illinois?

Winters along the Great Lakes are long and cold. From late November into April, there is plenty of snow, icy winds, and sub-freezing temperatures, but it’s also the best time to find cheap flights to Illinois. Conversely, July and August can be hot and sticky and good Illinois flight and hotel deals are usually available. Spring and fall tend to have perfect weather and are great times to visit, although the tornado season is March through May.Chicago summers can have temperatures well into the 90s with humidity to match. Winters are cold and raw with temperatures in the teens and occasional blizzards. Mild winters are not uncommon, but if booking Illinois flight and travel plans during the winter it’s advisable to pack with snow and cold in mind.

When is the best time to fly to Illinois?

Peak Season:

Winter is a prime time for skiing and snowmobiling in Illinois. Summer is the peak of the festival season in the Chicago area with major events taking place in the parks and neighborhoods every weekend, despite the heat and humidity. While many tourists gather on the great state of Illinois during the summer season, it’s more likely cheap flights to Illinois will be available during the winter months.

Off Season:

September can be the most enjoyable and mildest month of the year to visit Chicago, but there is less going on during this period. Fall is a wonderful time to visit the rest of the state and enjoy the milder temperatures and changing foliage. January to March is when Chicago is least busy and deals on hotels are usually attainable. However, it can be cold and windy.

Find cheap flights to Illinois

What is the best way to travel around Illinois?

A tough city to drive in, Chicago has convenient public transportation, taxis are easy to come by, and many areas are a pleasure to walk through. The Chicago Transit Authority operates the “L” (or “El”) a system of elevated trains that run 24 hours a day. There is also a River Bus that runs during rush hour in the summer, and the city is becoming increasingly bike friendly.

Except for Chicago, Illinois is mostly a quiet, rural state. Yet Amtrak trains, numerous commuter railroads, and, to a lesser extent, buses make getting around on public transportation feasible. Cycling is also generally easy on the state’s flat plains.

Once you reach your destination, check for local transportation, but be prepared to rent a car.

Flights to Illinois

Search flights to Illinois by cabin class

First Classfrom $257/person
Business Classfrom $194/person
Prem Economyfrom $177/person
Economyfrom $26/person

Fly with Cheapflights

What makes Cheapflights the go-to destination for all your flight needs

How does Cheapflights help users find flights to Illinois?

Deals for Illinois flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets to Illinois?

Cheapflights simply makes it quick and affordable to book flights to Illinois by bringing together all flight options from hundreds of airlines and agencies online — and we put them in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights to Illinois with no change fees?

Yes, we can. To see specific flights to Illinois with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights to Illinois become cheaper?

Yes, Cheapflights does offer price alerts on Illinois flights so you can book your travels when it’s right. The Price Alert feature is available after a flight search is performed above.

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