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$54+ 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 6/11. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LAX
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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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 April 29, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$109
(Booking.com)

One-way from

$54
(Booking.com)

Popular in

December

Cheapest in

September

Average price

$206

Good round-trip deal

$68 or less

Good one-way deal

$51 or less
Provider with most accurate pricing for Chicago (CHI)-New York (NYC) flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-New York (NYC) flights.
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From Illinois to North America
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One-way flight from Illinois to North America
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Highest demand for flights based on searches. 8% potential increase in price ($16 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Illinois to North America.
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Price to beat on a one-way flight from Illinois to North America.
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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 April 29, 2025.

This Booking.com deal was found by Cheapflights users on 4/27. 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 6/27:35 pmORD - LGA
1 stop13h 25mSpirit Airlines
Wed 6/46:30 pmLGA - ORD
Nonstop2h 37mSpirit Airlines
Deal found 4/27$109
This Kiwi.com deal was found by Cheapflights users on 4/27. 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.
Wed 5/79:08 pmORD - EWR
Nonstop2h 21mSpirit Airlines
Thu 5/85:55 amEWR - ORD
Nonstop2h 32mSpirit Airlines
Deal found 4/27$111
This SmartFares deal was found by Cheapflights users on 4/28. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/296:00 amORD - DEN
Nonstop3h 02mFrontier
Mon 6/28:22 pmDEN - ORD
Nonstop2h 37mFrontier
Deal found 4/28$115
This Cheapflightsfares deal was found by Cheapflights users on 4/28. 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 9/157:00 pmORD - DFW
Nonstop2h 35mSpirit Airlines
Fri 9/193:20 pmDFW - ORD
Nonstop2h 30mSpirit Airlines
Deal found 4/28$125
This Cheapflightsfares deal was found by Cheapflights users on 4/27. 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 8/29:55 amORD - DFW
Nonstop2h 42mMultiple Airlines
Sun 8/103:20 pmDFW - ORD
Nonstop2h 30mMultiple Airlines
Deal found 4/27$130
This SmartFares deal was found by Cheapflights users on 4/27. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/219:55 amORD - DFW
Nonstop2h 35mFrontier
Sat 6/281:25 pmDFW - ORD
Nonstop2h 41mFrontier
Deal found 4/27$131
This Mytrip deal was found by Cheapflights users on 4/27. 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.
Mon 5/199:55 amORD - LAS
1 stop15h 26mSpirit Airlines
Wed 5/2811:46 pmLAS - ORD
Nonstop3h 39mSpirit Airlines
Deal found 4/27$131
This JetBlue deal was found by Cheapflights users on 4/28. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/206:15 amORD - JFK
Nonstop2h 15mJetBlue
Tue 5/2011:59 amJFK - ORD
1 stop7h 37mJetBlue
Deal found 4/28$135
This Cheapflightsfares deal was found by Cheapflights users on 4/28. 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 5/267:44 pmORD - LAS
Nonstop4h 16mMultiple Airlines
Wed 5/285:15 amLAS - ORD
Nonstop3h 40mMultiple Airlines
Deal found 4/28$137
This United Airlines deal was found by Cheapflights users on 4/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/187:05 amORD - DFW
Nonstop2h 42mUnited Airlines
Wed 5/2110:43 amDFW - ORD
Nonstop2h 32mUnited Airlines
Deal found 4/26$147
This United Airlines deal was found by Cheapflights users on 4/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/248:00 pmORD - LGA
Nonstop2h 22mUnited Airlines
Tue 5/279:30 pmLGA - ORD
Nonstop2h 39mUnited Airlines
Deal found 4/28$148
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/207:00 amORD - LGA
Nonstop2h 12mDelta
Tue 5/278:55 pmLGA - ORD
Nonstop2h 46mDelta
Deal found 4/28$153

Cheapflights Fare Finder

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 April 29, 2025.
Use the filters below to find and compare flights from Illinois to North America that are best for you.

Fly from

Illinois

Fly to

North America

Route

Depart

Return

Price

ChicagoNew York

ORD - LGA

ORDLGA

Chicago O'Hare Intl

Mon 6/2

7:35 pm-10:00 am

1 stop13h 25m

New York LaGuardia

Wed 6/4

6:30 pm-8:07 pm

Nonstop2h 37m

$109

ChicagoNewark

ORD - EWR

ORDEWR

Chicago O'Hare Intl

Sat 5/17

9:08 pm-12:29 am

Nonstop2h 21m

Newark

Tue 5/20

5:55 am-7:27 am

Nonstop2h 32m

$112

ChicagoDenver

ORD - DEN

ORDDEN

Chicago O'Hare Intl

Thu 5/29

6:00 am-8:02 am

Nonstop3h 02m

Denver Intl

Mon 6/2

8:22 pm-11:59 pm

Nonstop2h 37m

$115

ChicagoDallas

ORD - DFW

ORDDFW

Chicago O'Hare Intl

Sat 6/21

9:55 am-12:30 pm

Nonstop2h 35m

Dallas/Fort Worth

Sat 6/28

1:25 pm-4:06 pm

Nonstop2h 41m

$131

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Mon 5/19

9:55 am-11:21 pm

1 stop15h 26m

Las Vegas Harry Reid Intl

Wed 5/28

11:46 pm-5:25 am

Nonstop3h 39m

$131

ChicagoDallas

ORD - DFW

ORDDFW

Chicago O'Hare Intl

Fri 6/13

8:10 pm-10:37 pm

Nonstop2h 27m

Dallas/Fort Worth

Tue 6/17

1:25 pm-4:06 pm

Nonstop2h 41m

$132

ChicagoNew York

ORD - JFK

ORDJFK

Chicago O'Hare Intl

Tue 5/20

6:15 am-9:30 am

Nonstop2h 15m

New York John F Kennedy Intl

Tue 5/20

11:59 am-6:36 pm

1 stop7h 37m

$135

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Mon 5/26

7:44 pm-10:00 pm

Nonstop4h 16m

Las Vegas Harry Reid Intl

Wed 5/28

5:15 am-10:55 am

Nonstop3h 40m

$137

ChicagoDallas

ORD - DFW

ORDDFW

Chicago O'Hare Intl

Thu 5/29

6:59 pm-10:38 am

1 stop15h 39m

Dallas/Fort Worth

Mon 6/2

6:40 pm-8:50 am

1 stop14h 10m

$139

ChicagoDallas

ORD - DFW

ORDDFW

Chicago O'Hare Intl

Sun 5/18

7:05 am-9:47 am

Nonstop2h 42m

Dallas/Fort Worth

Wed 5/21

10:43 am-1:15 pm

Nonstop2h 32m

$147

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

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.

Cheapflights Insights

Everything you need to know about your flight from Illinois to North America

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 $327). 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 April 29, 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 April 29, 2025.

The most flights from USIL to 0NA are scheduled on a Monday (105 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (75 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 April 29, 2025.
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Alaska Airlines
8.0
Very good
9,949 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Southwest
8.0
Very good
4,292 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Hawaiian Airlines
7.9
Good
2,402 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Aeromexico
7.5
Good
1,697 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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 ($54), Frontier ($59), and Delta ($69).

  • 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 $327). 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 2,558,603 searches. Data last updated April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$38Average$178FlexibilityNo cancel feeOn-time65%
FrontierCheapest$47Average$184FlexibilityNo cancel feeOn-time62%
Allegiant AirCheapest$49Average$194FlexibilityNo cancel feeOn-time88%
DeltaCheapest$63Average$369FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$79Average$213FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$108Average$259FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$137Average$425FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$137Average$432FlexibilityNo cancel feeOn-time71%
Sun Country AirCheapest$147Average$327FlexibilityNo cancel feeOn-time83%
SouthwestCheapest$149Average$355FlexibilityNo cancel feeOn-time63%

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