Chicago

$83+ Cheap flights from Irvine, CA to Chicago (CHI)

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 1/28. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — CHI
janv. 26 — févr. 21
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The best prices from Irvine to Chicago are usually found in February or October, booked 30 days in advance, depart on a Saturday or Wednesday and return on a Wednesday

Cheap flight deals from Irvine to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Irvine (IR9) to Chicago (CHI). 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 janvier 21, 2025.

Round-trip from

$166
(Mytrip)

One-way from

$85
(Mytrip)

Popular in

March

Cheapest in

February

Average price

$298
From Irvine to Chicago (CHI)
One-way flight from Irvine to Chicago (CHI)
Highest demand for flights based on searches. 3% potential increase in price ($10 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
Average for round-trip flights in January 2025

Find flight deals from Irvine to Chicago

Cheapest flights from Irvine to Chicago
Explore the most affordable flight options available from Irvine to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on janvier 21, 2025.

This Mytrip deal was found by Cheapflights users on 1/21. 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.
ven. 3/148:04 pmLAX - MDW
1 stop7h 27mFrontier
mar. 3/186:40 amMDW - LAX
1 stop27h 52mFrontier
Deal found 1/21$166
This Booking.com deal was found by Cheapflights users on 1/21. 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.
mar. 1/2811:52 pmLAX - ORD
Nonstop4h 03mMultiple Airlines
jeu. 1/306:36 pmORD - LAX
1 stop15h 02mMultiple Airlines
Deal found 1/21$166
This Cheapflightsfares deal was found by Cheapflights users on 1/21. 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.
mer. 4/911:09 amLAX - ORD
1 stop7h 45mFrontier
dim. 4/136:30 amORD - LAX
1 stop8h 37mFrontier
Deal found 1/21$168
This Kiwi.com deal was found by Cheapflights users on 1/21. 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.
jeu. 3/134:59 pmLAX - ORD
Nonstop4h 07mSpirit Airlines
sam. 3/2912:19 pmORD - LAX
Nonstop4h 47mSpirit Airlines
Deal found 1/21$170
This American Airlines deal was found by Cheapflights users on 1/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/2412:25 amLAX - ORD
Nonstop3h 49mAmerican Airlines
mar. 3/47:18 amORD - LAX
Nonstop4h 47mAmerican Airlines
Deal found 1/20$179
This Kiwi.com deal was found by Cheapflights users on 1/21. 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.
mer. 7/22:07 pmLAX - RFD
Nonstop3h 44mAllegiant Air
mer. 7/98:41 pmRFD - LAX
Nonstop4h 06mAllegiant Air
Deal found 1/21$186
This Southwest deal was found by Cheapflights users on 1/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 2/122:05 pmLAX - MDW
Nonstop3h 55mSouthwest
sam. 2/159:25 pmMDW - LAX
Nonstop4h 45mSouthwest
Deal found 1/20$199
This Delta deal was found by Cheapflights users on 1/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/189:10 amLAX - MDW
1 stop7h 01mDelta
mer. 2/262:08 pmMDW - LAX
1 stop7h 52mDelta
Deal found 1/20$257
This Delta deal was found by Cheapflights users on 1/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 2/1212:15 pmLAX - ORD
1 stop7h 43mDelta
ven. 2/287:18 pmORD - LAX
1 stop6h 37mDelta
Deal found 1/20$257
This Southwest deal was found by Cheapflights users on 1/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 2/155:35 amLAX - ORD
2 stops12h 05mSouthwest
jeu. 2/201:45 pmORD - LAX
1 stop7h 25mSouthwest
Deal found 1/20$262
This United Airlines deal was found by Cheapflights users on 1/21. 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.
lun. 2/1012:51 amLAX - ORD
1 stop9h 58mUnited Airlines
mar. 2/189:13 amORD - LAX
Nonstop4h 49mUnited Airlines
Deal found 1/21$299
This Mytrip deal was found by Cheapflights users on 1/21. 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.
jeu. 3/69:00 amLAX - RFD
1 stop9h 47mMultiple Airlines
dim. 3/99:37 pmRFD - LAX
1 stop16h 38mMultiple Airlines
Deal found 1/21$316

Find flights from Irvine to Chicago within your budget

Customize your flight search to find flights from Irvine to Chicago 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 janvier 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Los AngelesChicago

LAX - MDW

LAXMDW

Los Angeles

jeu. 1/30

4:16 pm-12:17 am

1 stop6h 01m

Chicago Midway

dim. 2/2

7:15 am-5:34 pm

1 stop12h 19m

$166

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

jeu. 1/30

11:07 am-11:44 pm

1 stop10h 37m

Chicago O'Hare Intl

dim. 2/2

7:25 am-5:34 pm

1 stop12h 09m

$166

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

jeu. 1/30

8:39 pm-5:31 am

1 stop6h 52m

Chicago O'Hare Intl

dim. 2/2

7:25 am-5:34 pm

1 stop12h 09m

$169

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

mar. 2/18

11:30 pm-5:28 am

Nonstop3h 58m

Chicago O'Hare Intl

mar. 2/25

5:00 am-12:53 pm

3 stops33h 53m

$170

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

lun. 2/24

12:25 am-6:14 am

Nonstop3h 49m

Chicago O'Hare Intl

sam. 3/1

8:25 pm-11:14 pm

Nonstop4h 49m

$179

Los AngelesChicago

LAX - MDW

LAXMDW

Los Angeles

mer. 2/12

2:05 pm-8:00 pm

Nonstop3h 55m

Chicago Midway

sam. 2/15

9:25 pm-12:10 am

Nonstop4h 45m

$199

Los AngelesChicago

LAX - RFD

LAXRFD

Los Angeles

sam. 7/19

2:22 pm-8:06 pm

Nonstop3h 44m

Chicago Greater Rockford

mer. 7/23

8:41 pm-10:47 pm

Nonstop4h 06m

$201

Los AngelesChicago

LAX - MDW

LAXMDW

Los Angeles

mar. 2/18

9:30 am-5:43 pm

1 stop6h 13m

Chicago Midway

mar. 3/4

10:19 am-4:40 pm

1 stop8h 21m

$257

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

sam. 2/15

9:30 am-5:29 pm

1 stop5h 59m

Chicago O'Hare Intl

ven. 2/28

4:58 pm-10:55 pm

1 stop7h 57m

$257

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

mer. 2/19

7:15 pm-4:58 pm

2 stops19h 43m

Chicago O'Hare Intl

mer. 2/26

7:00 pm-7:31 am

1 stop14h 31m

$274

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 28 results
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Best time to book a flight from Irvine to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Irvine 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 Irvine to Chicago

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

How far ahead should I book a flight from Irvine to Chicago?

Use this chart to determine the optimal time to book a round-trip flight from Irvine to Chicago. Price data was last updated on January 17, 2025.

To ensure you get the cheapest price possible for a flight from Irvine to Chicago, you should look to book at least 30 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Irvine to Chicago?

Currently, August is the cheapest month in which you can book a flight from Irvine to Chicago (average of $245). Flying from Irvine to Chicago in March is currently the most expensive (average of $320). 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 IR9 to CHI?

Find hourly flight availability from Irvine to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated janvier 21, 2025.

When flying from Irvine to Chicago, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Irvine to Chicago?

Use this chart to determine the cheapest time to fly round-trip from Irvine to Chicago. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Irvine to Chicago flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Irvine to Chicago

Explore weekly flight availability from Irvine to Chicago. 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 janvier 21, 2025.

The most flights from IR9 to CHI are scheduled on a Monday (95 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (61 on average).

Rainfall in Chicago by month

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

In terms of precipitation, rainfall in Chicago ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago when rainfall is around 1.7 in.

Temperature in Chicago by month

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

If weather is an important factor for your trip to Chicago, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated janvier 21, 2025.
See what other customers who have flown with Spirit Airlines, Frontier and American Airlines from Irvine to Chicago have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
4,662 reviews

Crew

8.7

Entertainment

7.7

Overall

8.1

Boarding

8.2

Food

7.2

Comfort

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

8.1
Very good
4,662 reviews
8.1
Very good
4,662 reviews

Crew

8.7

Entertainment

7.7

Overall

8.1

Boarding

8.2

Food

7.2

Comfort

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

8.0
Very good
9,706 reviews
8.1
Very good
4,662 reviews

Crew

8.7

Entertainment

7.7

Overall

8.1

Boarding

8.2

Food

7.2

Comfort

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

8.0
Very good
8,521 reviews
8.1
Very good
4,662 reviews

Crew

8.7

Entertainment

7.7

Overall

8.1

Boarding

8.2

Food

7.2

Comfort

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

7.4
Good
8,984 reviews
8.1
Very good
4,662 reviews

Crew

8.7

Entertainment

7.7

Overall

8.1

Boarding

8.2

Food

7.2

Comfort

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

7.2
Good
10,000 reviews
8.1
Very good
4,662 reviews

Crew

8.7

Entertainment

7.7

Overall

8.1

Boarding

8.2

Food

7.2

Comfort

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Related info for your journey

Find useful and relevant information for your journey from Irvine to Chicago. 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 Irvine to Chicago one-way?

    The cheapest airlines for a one-way flight from Irvine to Chicago are Frontier ($85), Spirit Airlines ($85), and Southwest ($90).

  • What are the most popular routes from Irvine to Chicago?

  • What are the most reliable airlines from Irvine to Chicago?

    Before booking your flight to Chicago from Irvine, check out the most reliable airlines to get you to your destination on time: Brussels Airlines (93%), Emirates (93%), EVA Air( 88%).

  • What are the cheapest flights from Irvine to Chicago?

    The cheapest flight price from Irvine to Chicago is $98. On average you can expect to pay $923. The most popular route, (Los Angeles - Chicago O'Hare Intl), can usually be booked for $100.

  • Can I find deals for flights from Irvine to Chicago that include hotel bookings?

    Yes. In addition to deals on Irvine to Chicago flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Irvine to Chicago?

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

  • Can I find deals for business class flights from Irvine to Chicago?

    Yes. Cheapflights offers flight deals from Irvine to Chicago 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 Irvine to Chicago?

    Currently, August is the cheapest month in which you can book a flight from Irvine to Chicago (average of $245). Flying from Irvine to Chicago in March is currently the most expensive (average of $320). 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

Traveling to a place near Irvine?

Book flights to Irvine if you plan to visit one of these locations
Merrillville
New Buffalo
Hammond
Benton Harbor
Porter
Lansing
Valparaiso
Chesterton

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Irvine to Chicago

See prices for flight routes from nearby airports that may be better suited for you.

Top 9 airlines flying from Irvine to Chicago

Discover the top 9 airlines that operate flights from Irvine to Chicago. 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 janvier 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$49Average$120FlexibilityNo cancel feeOn-time88%
Spirit AirlinesCheapest$82Average$211FlexibilityNo cancel feeOn-time65%
FrontierCheapest$106Average$205FlexibilityNo cancel feeOn-time62%
Sun Country AirCheapest$149Average$362FlexibilityNo cancel feeOn-time83%
SouthwestCheapest$157Average$437FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$161Average$422FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$179Average$417FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$183Average$383FlexibilityNo cancel feeOn-time71%
DeltaCheapest$199Average$477FlexibilityNo cancel feeOn-timeN/A
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