Cheap flights to Chicago

Travel > North America > United States > Chicago flights

Founded in the early 1800s, Chicago is positioned between civilization and wilderness and many aspects of modern life had their start here. Chicago really does have it all, with less infrastructural problems than its coastal rivals.... (read more in our Chicago Travel Guide)

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Cheapest flights found for the next 6 months

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Didn't have an exact departure location, just looking for the cheapest price? Browse our cheap flights state directory:

Check our newest flight offers to Chicago:

$140 Frontier Airlines
From To Departure Time
Ontario, CA (ONT) Chicago, IL (ORD) 05/08/2025 10:52 am
Chicago, IL (ORD) Ontario, CA (ONT) 05/09/2025 08:14 pm
cheapoair.com check price
$140 Frontier Airlines
From To Departure Time
Los Angeles, CA (LAX) Chicago, IL (ORD) 05/08/2025 03:11 pm
Chicago, IL (ORD) Los Angeles, CA (LAX) 05/09/2025 08:14 pm
cheapoair.com check price
$151 Multiple Airlines
From To Departure Time
Las Vegas, NV (LAS) Chicago, IL (ORD) 05/06/2025 11:03 pm
Chicago, IL (ORD) Las Vegas, NV (LAS) 05/20/2025 03:21 pm
cheapoair.com check price
$182 Spirit Airlines
From To Departure Time
Philadelphia, PA (PHL) Chicago, IL (ORD) 05/06/2025 03:30 pm
Chicago, IL (ORD) Philadelphia, PA (PHL) 05/20/2025 05:05 am
cheapoair.com check price
$186 Spirit Airlines
From To Departure Time
Atlantic City, NJ (ACY) Chicago, IL (ORD) 05/06/2025 11:59 am
Chicago, IL (ORD) Atlantic City, NJ (ACY) 05/13/2025 05:05 am
cheapoair.com check price

From	To	Departure	Time
Ontario, CA (ONT)	Chicago, IL (ORD)	05/08/2025	10:52 am
Chicago, IL (ORD)	Ontario, CA (ONT)	05/09/2025	08:14 pm

From	To	Departure	Time
Los Angeles, CA (LAX)	Chicago, IL (ORD)	05/08/2025	03:11 pm
Chicago, IL (ORD)	Los Angeles, CA (LAX)	05/09/2025	08:14 pm

From	To	Departure	Time
Las Vegas, NV (LAS)	Chicago, IL (ORD)	05/06/2025	11:03 pm
Chicago, IL (ORD)	Las Vegas, NV (LAS)	05/20/2025	03:21 pm

From	To	Departure	Time
Philadelphia, PA (PHL)	Chicago, IL (ORD)	05/06/2025	03:30 pm
Chicago, IL (ORD)	Philadelphia, PA (PHL)	05/20/2025	05:05 am

From	To	Departure	Time
Atlantic City, NJ (ACY)	Chicago, IL (ORD)	05/06/2025	11:59 am
Chicago, IL (ORD)	Atlantic City, NJ (ACY)	05/13/2025	05:05 am

Chicago travel guides

Travel information that may interest you

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Chicago History

The Great Chicago Fire was considered one of the most tragic points in the history of Chicago. The fact that firefighters were sent to a wrong neighborhood lead the fire to crumble up the walls of wooden houses and other properties found near the area. It even reached the north and the east of DeKoven Street leaving a lot of infrastructures to ashes. This left the city embarked to a rebuilding program replacing wooden buildings with stone. They even created the first modern fire department in America [...]

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