HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
North America

$45+ Cheap flights from Illinois to North America

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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LAX
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Illinois to North America with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Illinois to North America

Keep the following information in mind while searching for Illinois to North America flight deals. Data was last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$96
(FlightHub)

One-way from

$45
(FlightHub)

Popular in

December

Cheapest in

September

Average price

$185

Good round-trip deal

$87 or less

Good one-way deal

$52 or less
Provider with most accurate pricing for Chicago (CHI)-New York (NYC) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-New York (NYC) flights.
Search Deals
From Illinois to North America
Search Deals
One-way flight from Illinois to North America
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($18 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
Search Deals
Price to beat on a round-trip flight from Illinois to North America.
Search Deals
Price to beat on a one-way flight from Illinois to North America.
Search Deals

Find flight deals from Illinois to North America

Cheapest flights from Illinois to North America
Explore the most affordable flight options available from Illinois to North America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This FlightHub deal was found by Cheapflights users on 2/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/102:34 pmORD - MIA
Nonstop3h 13mSpirit Airlines
Mon 3/177:42 pmMIA - ORD
Nonstop3h 41mSpirit Airlines
Deal found 2/18$96
This Cheapflightsfares deal was found by Cheapflights users on 2/18. 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.
Sat 3/82:25 pmORD - MIA
1 stop9h 00mFrontier
Mon 3/178:00 amMIA - ORD
1 stop9h 31mFrontier
Deal found 2/18$98
This Cheapflightsfares deal was found by Cheapflights users on 2/20. 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.
Tue 5/135:48 pmORD - JFK
1 stop5h 47mFrontier
Tue 5/276:00 amJFK - ORD
1 stop6h 32mFrontier
Deal found 2/20$98
This FlightHub deal was found by Cheapflights users on 2/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/16:32 pmORD - MIA
1 stop9h 44mMultiple Airlines
Thu 3/611:03 amMIA - ORD
Nonstop3h 44mMultiple Airlines
Deal found 2/19$102
This FlightHub deal was found by Cheapflights users on 2/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/125:10 amORD - FLL
Nonstop3h 08mSpirit Airlines
Tue 3/181:09 pmFLL - ORD
1 stop20h 35mSpirit Airlines
Deal found 2/20$111
This Cheapflightsfares deal was found by Cheapflights users on 2/19. 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.
Wed 3/124:45 pmORD - LAS
1 stop16h 27mSpirit Airlines
Fri 3/147:59 amLAS - ORD
Nonstop3h 40mSpirit Airlines
Deal found 2/19$111
This Cheapflightsfares deal was found by Cheapflights users on 2/19. 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.
Thu 4/36:30 amORD - LAS
1 stop19h 19mFrontier
Mon 4/711:28 pmLAS - ORD
Nonstop3h 40mFrontier
Deal found 2/19$112
This Kiwi.com deal was found by Cheapflights users on 2/19. 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.
Tue 3/187:47 amORD - LAS
Nonstop4h 09mMultiple Airlines
Thu 3/2710:37 pmLAS - ORD
Nonstop3h 37mMultiple Airlines
Deal found 2/19$113
This Cheapflightsfares deal was found by Cheapflights users on 2/20. 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.
Wed 3/197:21 pmORD - MCO
1 stop10h 48mSpirit Airlines
Wed 3/266:12 amMCO - ORD
1 stop11h 15mSpirit Airlines
Deal found 2/20$115
This Cheapflightsfares deal was found by Cheapflights users on 2/20. 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.
Tue 3/119:25 amORD - MCO
Nonstop2h 55mFrontier
Sat 3/154:37 pmMCO - ORD
Nonstop3h 17mFrontier
Deal found 2/20$117
This FlightHub deal was found by Cheapflights users on 2/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/257:07 amORD - MCO
1 stop7h 52mMultiple Airlines
Fri 2/287:05 amMCO - ORD
Nonstop3h 22mMultiple Airlines
Deal found 2/20$118
This Cheapflightsfares deal was found by Cheapflights users on 2/20. 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.
Wed 3/59:16 amORD - LAX
1 stop8h 27mSpirit Airlines
Mon 3/1011:15 pmLAX - ORD
1 stop7h 06mSpirit Airlines
Deal found 2/20$122

Find flights from Illinois to North America within your budget

Customize your flight search to find flights from Illinois to North America 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 February 20, 2025.

Fly from

Illinois

Fly to

North America

Route

Depart

Return

Price

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Mon 3/10

2:34 pm-6:47 pm

Nonstop3h 13m

Miami

Mon 3/17

7:42 pm-10:23 pm

Nonstop3h 41m

$96

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Sat 3/8

2:25 pm-12:25 am

1 stop9h 00m

Miami

Mon 3/17

8:00 am-4:31 pm

1 stop9h 31m

$98

ChicagoNew York

ORD - JFK

ORDJFK

Chicago O'Hare Intl

Tue 5/13

5:48 pm-12:35 am

1 stop5h 47m

New York John F Kennedy Intl

Tue 5/27

6:00 am-11:32 am

1 stop6h 32m

$98

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Sat 3/1

6:32 pm-5:16 am

1 stop9h 44m

Miami

Thu 3/6

11:03 am-1:47 pm

Nonstop3h 44m

$102

ChicagoFort Lauderdale

ORD - FLL

ORDFLL

Chicago O'Hare Intl

Wed 3/12

5:10 am-9:18 am

Nonstop3h 08m

Fort Lauderdale

Tue 3/18

1:09 pm-8:44 am

1 stop20h 35m

$111

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Wed 3/12

4:45 pm-7:12 am

1 stop16h 27m

Las Vegas Harry Reid Intl

Fri 3/14

7:59 am-1:39 pm

Nonstop3h 40m

$111

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Thu 4/3

6:30 am-11:49 pm

1 stop19h 19m

Las Vegas Harry Reid Intl

Mon 4/7

11:28 pm-5:08 am

Nonstop3h 40m

$112

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Tue 3/18

7:47 am-9:56 am

Nonstop4h 09m

Las Vegas Harry Reid Intl

Thu 3/27

10:37 pm-4:14 am

Nonstop3h 37m

$113

ChicagoOrlando

ORD - MCO

ORDMCO

Chicago O'Hare Intl

Wed 3/19

7:21 pm-7:09 am

1 stop10h 48m

Orlando

Wed 3/26

6:12 am-4:27 pm

1 stop11h 15m

$115

ChicagoOrlando

ORD - MCO

ORDMCO

Chicago O'Hare Intl

Tue 2/25

7:07 am-3:59 pm

1 stop7h 52m

Orlando

Fri 2/28

7:05 am-9:27 am

Nonstop3h 22m

$118

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Illinois to North America

Have a flexible travel schedule? Discover the best time to fly to North America from Illinois 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.

Travel insights for flights from Illinois to North America

Get recent, data-driven insights about flights from Illinois to North America including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Illinois to North America?

Currently, January is the cheapest month in which you can book a flight from Illinois to North America (average of $246). Flying from Illinois to North America in March is currently the most expensive (average of $344). 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 IL to NA?

Find hourly flight availability from Illinois to North America. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to North America as you normally would.

Weekly flight availability from Illinois to North America

Explore weekly flight availability from Illinois to North America. 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 February 20, 2025.

The most flights from USIL to 0NA are scheduled on a Thursday (94 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (52 on average).

Rainfall in North America by month

Plan your trip to North America by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in North America ranges from 2.8 - 4.5 inches per month. July is typically the wettest month, when rainfall can reach 4.5 in. February is typically the driest time to visit North America when rainfall is around 2.8 in.

Temperature in North America by month

Plan your trip to North America by taking into account the average temperature totals by month.

If weather is an important factor for your trip to North America, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing North America

Get insights into the airlines that provide service to North America. 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 North America. Reviews last updated February 20, 2025.
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,220 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,692 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Hawaiian Airlines
7.9
Good
2,317 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,766 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

Find useful and relevant information for your journey from Illinois to North America. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Illinois to North America one-way?

    The cheapest airlines for a one-way flight from Illinois to North America are Spirit Airlines ($45), Frontier ($50), and Delta ($73).

  • Can I find deals for flights from Illinois to North America that include hotel bookings?

    Yes. In addition to deals on Illinois to North America flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to North America?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to North America.

  • Can I find deals for business class flights from Illinois to North America?

    Yes. Cheapflights offers flight deals from Illinois to North America 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 Illinois to North America?

    Currently, January is the cheapest month in which you can book a flight from Illinois to North America (average of $246). Flying from Illinois to North America in March is currently the most expensive (average of $344). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Illinois to North America

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Miami flights
Newark to Fort Lauderdale flights
Newark to Miami flights
Newark to Cancún flights
LaGuardia to Fort Lauderdale flights
LaGuardia to Miami flights
John F Kennedy Intl to Fort Lauderdale flights
John F Kennedy Intl to Cancún flights
John F Kennedy Intl to Los Angeles flights
Newark to Orlando flights
John F Kennedy Intl to Luis Munoz Marin Intl flights
Los Angeles to John F Kennedy Intl flights
John F Kennedy Intl to Heathrow flights
John F Kennedy Intl to Las Vegas flights
Newark to Los Angeles flights
Los Angeles to Haneda flights
John F Kennedy Intl to Orlando flights
O'Hare Intl to Cancún flights
Los Angeles to Newark flights
Newark to Heathrow flights
John F Kennedy Intl to West Palm Beach flights
LaGuardia to Dallas/Fort Worth flights
John F Kennedy Intl to Dallas/Fort Worth flights
O'Hare Intl to Fort Lauderdale flights
Dallas/Fort Worth to Cancún flights
John F Kennedy Intl to Charles de Gaulle flights
O'Hare Intl to Las Vegas flights
John F Kennedy Intl to O'Hare Intl flights
Newark to Charles de Gaulle flights
Dallas/Fort Worth to LaGuardia flights
LaGuardia to Orlando flights
Dallas/Fort Worth to Seattle flights
San Francisco to John F Kennedy Intl flights
Dallas/Fort Worth to Las Vegas flights
Newark to Las Vegas flights
Newark to Tampa flights
John F Kennedy Intl to Leonardo da Vinci/Fiumicino flights
Boston to Fort Lauderdale flights
Los Angeles to Narita flights
Seattle to Los Angeles flights
Newark to Dallas/Fort Worth flights
Dallas/Fort Worth to Orlando flights
O'Hare Intl to John F Kennedy Intl flights
Newark to Luis Munoz Marin Intl flights
O'Hare Intl to Miami flights
LaGuardia to Cancún flights
Seattle to Sky Harbor Intl flights
O'Hare Intl to Sky Harbor Intl flights
John F Kennedy Intl to Mexico City flights
Dallas/Fort Worth to John F Kennedy Intl flights

Top 10 airlines flying from Illinois to North America

Discover the top 10 airlines that operate flights from Illinois to North America. 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$37Average$188FlexibilityNo cancel feeOn-time65%
FrontierCheapest$41Average$174FlexibilityNo cancel feeOn-time62%
Allegiant AirCheapest$54Average$212FlexibilityNo cancel feeOn-time88%
DeltaCheapest$63Average$373FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$84Average$223FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$127Average$416FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$136Average$424FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$137Average$437FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$138Average$354FlexibilityNo cancel feeOn-time63%
Sun Country AirCheapest$147Average$330FlexibilityNo cancel feeOn-time83%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.