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$46+ 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 12/18. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LAX
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
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Cheap flight deals from Illinois to North America

Discover tips and strategies to find the most affordable flight options for your journey from Illinois (USIL) to North America (0NA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 20, 2024.

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 November 20, 2024.

This Cheapflightsfares deal was found by Cheapflights users on 11/20. 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.
Mon 12/166:20 amORD - DFW
1 stop5h 02mFrontier
Wed 12/188:18 pmDFW - ORD
Nonstop2h 29mFrontier
Deal found 11/20$90
This Cheapflightsfares deal was found by Cheapflights users on 11/20. 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.
Mon 12/910:38 amORD - DFW
Nonstop2h 42mSpirit Airlines
Wed 12/115:00 amDFW - ORD
1 stop12h 28mSpirit Airlines
Deal found 11/20$93
This Cheapflightsfares deal was found by Cheapflights users on 11/19. 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.
Fri 12/64:19 pmORD - LGA
Nonstop2h 05mSpirit Airlines
Wed 12/1112:59 pmLGA - ORD
1 stop9h 08mSpirit Airlines
Deal found 11/19$96
This Mytrip deal was found by Cheapflights users on 11/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/107:33 amORD - DFW
Nonstop2h 40mMultiple Airlines
Tue 2/257:17 amDFW - ORD
Nonstop2h 34mMultiple Airlines
Deal found 11/19$97
This Booking.com deal was found by Cheapflights users on 11/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/104:19 pmORD - LGA
Nonstop2h 05mMultiple Airlines
Thu 12/125:59 pmLGA - ORD
1 stop16h 55mMultiple Airlines
Deal found 11/19$111
This Booking.com deal was found by Cheapflights users on 11/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/910:59 amORD - LGA
1 stop29h 01mFrontier
Wed 12/115:59 pmLGA - ORD
1 stop15h 25mFrontier
Deal found 11/19$116
This Kiwi.com deal was found by Cheapflights users on 11/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/108:02 pmORD - MIA
Nonstop3h 18mMultiple Airlines
Thu 12/126:00 amMIA - ORD
1 stop9h 00mMultiple Airlines
Deal found 11/18$122
This eDestinos deal was found by Cheapflights users on 11/19. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/107:33 amORD - MIA
1 stop6h 23mSpirit Airlines
Thu 12/124:38 pmMIA - ORD
Nonstop3h 29mSpirit Airlines
Deal found 11/19$124
This Frontier deal was found by Cheapflights users on 11/18. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/163:25 pmORD - MCO
1 stop7h 46mFrontier
Wed 12/184:11 pmMCO - ORD
1 stop6h 34mFrontier
Deal found 11/18$128
This Kiwi.com deal was found by Cheapflights users on 11/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/65:52 pmORD - MCO
1 stop25h 28mMultiple Airlines
Wed 12/116:11 pmMCO - ORD
Nonstop3h 04mMultiple Airlines
Deal found 11/18$129
This Cheapflightsfares deal was found by Cheapflights users on 11/20. 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.
Fri 12/137:45 pmORD - MCO
Nonstop3h 05mSpirit Airlines
Thu 12/1912:34 pmMCO - ORD
Nonstop3h 02mSpirit Airlines
Deal found 11/20$132
This Cheapflightsfares deal was found by Cheapflights users on 11/19. 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.
Tue 12/37:39 pmORD - FLL
Nonstop3h 06mSpirit Airlines
Sat 12/76:49 amFLL - ORD
1 stop6h 29mSpirit Airlines
Deal found 11/19$134

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 2,629,791 searches. Data last updated November 20, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoDallas

ORD - DFW

ORDDFW

Chicago O'Hare Intl

Mon 12/16

6:20 am-11:22 am

1 stop5h 02m

Dallas/Fort Worth

Wed 12/18

8:18 pm-10:47 pm

Nonstop2h 29m

$90

ChicagoDallas

ORD - DFW

ORDDFW

Chicago O'Hare Intl

Mon 12/9

10:38 am-1:20 pm

Nonstop2h 42m

Dallas/Fort Worth

Wed 12/11

5:00 am-5:28 pm

1 stop12h 28m

$93

ChicagoNew York

ORD - LGA

ORDLGA

Chicago O'Hare Intl

Wed 1/15

7:00 am-10:04 am

Nonstop2h 04m

New York LaGuardia

Sat 1/18

9:15 pm-10:55 pm

Nonstop2h 40m

$95

ChicagoDallas

ORD - DFW

ORDDFW

Chicago O'Hare Intl

Thu 12/5

10:38 am-1:20 pm

Nonstop2h 42m

Dallas/Fort Worth

Mon 12/9

7:18 pm-12:05 am

1 stop4h 47m

$98

ChicagoNew York

ORD - LGA

ORDLGA

Chicago O'Hare Intl

Thu 1/9

10:35 am-3:56 pm

1 stop28h 21m

New York LaGuardia

Tue 1/14

10:59 am-12:39 pm

Nonstop2h 40m

$104

ChicagoNew York

ORD - JFK

ORDJFK

Chicago O'Hare Intl

Thu 2/6

6:36 pm-6:30 am

1 stop10h 54m

New York John F Kennedy Intl

Wed 2/12

11:01 am-4:56 pm

1 stop6h 55m

$104

ChicagoNew York

ORD - LGA

ORDLGA

Chicago O'Hare Intl

Mon 12/9

10:59 am-5:00 pm

1 stop29h 01m

New York LaGuardia

Wed 12/11

5:59 pm-8:24 am

1 stop15h 25m

$116

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Tue 12/10

8:02 pm-12:20 am

Nonstop3h 18m

Miami

Thu 12/12

6:00 am-2:00 pm

1 stop9h 00m

$122

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Tue 12/17

8:02 pm-12:20 am

Nonstop3h 18m

Miami

Wed 12/18

1:42 pm-4:12 pm

Nonstop3h 30m

$125

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Tue 12/17

5:38 pm-11:59 pm

1 stop5h 21m

Miami

Wed 12/25

1:03 pm-9:45 pm

1 stop9h 42m

$128

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 60 results
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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, September is the cheapest month in which you can book a flight from Illinois to North America (average of $240). Flying from Illinois to North America in July is currently the most expensive (average of $321). 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 November 20, 2024.

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 November 20, 2024.

The most flights from USIL to 0NA are scheduled on a Monday (108 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (61 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 November 20, 2024.
Southwest
8.1
Very good
5,014 reviews

Boarding

8.2

Overall

8.1

Crew

8.7

Entertainment

7.7

Comfort

8.1

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
5,014 reviews
Southwest
8.1
Very good
5,014 reviews

Boarding

8.2

Overall

8.1

Crew

8.7

Entertainment

7.7

Comfort

8.1

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
8,756 reviews
Southwest
8.1
Very good
5,014 reviews

Boarding

8.2

Overall

8.1

Crew

8.7

Entertainment

7.7

Comfort

8.1

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very good
9,461 reviews
Southwest
8.1
Very good
5,014 reviews

Boarding

8.2

Overall

8.1

Crew

8.7

Entertainment

7.7

Comfort

8.1

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Aeromexico
7.5
Good
2,004 reviews
Southwest
8.1
Very good
5,014 reviews

Boarding

8.2

Overall

8.1

Crew

8.7

Entertainment

7.7

Comfort

8.1

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

United Airlines
7.4
Good
9,171 reviews
Southwest
8.1
Very good
5,014 reviews

Boarding

8.2

Overall

8.1

Crew

8.7

Entertainment

7.7

Comfort

8.1

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

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 Frontier ($46), Spirit Airlines ($47), and United Airlines ($74).

  • 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, September is the cheapest month in which you can book a flight from Illinois to North America (average of $240). Flying from Illinois to North America in July is currently the most expensive (average of $321). 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

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Alternative routes for Illinois to North America

See prices for flight routes from nearby airports that may be better suited for you.
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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 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$30Average$170FlexibilityNo cancel feeOn-time65%
FrontierCheapest$41Average$180FlexibilityNo cancel feeOn-time62%
Allegiant AirCheapest$54Average$210FlexibilityNo cancel feeOn-time88%
DeltaCheapest$63Average$385FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$83Average$225FlexibilityNo cancel feeOn-time62%
Sun Country AirCheapest$118Average$325FlexibilityNo cancel feeOn-time83%
United AirlinesCheapest$124Average$440FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$129Average$321FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$136Average$457FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$136Average$269FlexibilityNo cancel feeOn-time75%
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