O'Hare Intl

$84+ Cheap flights from Irvine, CA to O'Hare Intl (ORD)

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 1/31. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — ORD
Jan 26 — Feb 21
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The best prices from Irvine to Chicago O'Hare Intl are usually found in February or September, booked 59 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Cheap flight deals from Irvine to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Irvine (IR9) to O'Hare Intl (ORD). 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 January 21, 2025.

Round-trip from

$179
(American Airlines)

One-way from

$85
(Cheapflightsfares)

Popular in

March

Cheapest in

February

Average price

$304
From Irvine to Chicago O'Hare Intl
One-way flight from Irvine to Chicago O'Hare Intl
High demand for flights, 2% potential price rise
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 O'Hare Intl

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

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.
Tue 1/2811:52 pmLAX - ORD
Nonstop4h 03mMultiple Airlines
Thu 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.
Wed 4/911:09 amLAX - ORD
1 stop7h 45mFrontier
Sun 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.
Thu 3/134:59 pmLAX - ORD
Nonstop4h 07mSpirit Airlines
Sat 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.
Mon 2/2412:25 amLAX - ORD
Nonstop3h 49mAmerican Airlines
Tue 3/47:18 amORD - LAX
Nonstop4h 47mAmerican Airlines
Deal found 1/20$179
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.
Wed 2/1212:15 pmLAX - ORD
1 stop7h 43mDelta
Fri 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.
Sat 2/155:35 amLAX - ORD
2 stops12h 05mSouthwest
Thu 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.
Mon 2/1012:51 amLAX - ORD
1 stop9h 58mUnited Airlines
Tue 2/189:13 amORD - LAX
Nonstop4h 49mUnited Airlines
Deal found 1/21$299

Find flights from Irvine to O'Hare Intl within your budget

Customize your flight search to find flights from Irvine to O'Hare Intl 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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Thu 1/30

11:07 am-11:44 pm

1 stop10h 37m

Chicago O'Hare Intl

Sun 2/2

7:25 am-5:34 pm

1 stop12h 09m

$166

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Thu 1/30

8:39 pm-5:31 am

1 stop6h 52m

Chicago O'Hare Intl

Sun 2/2

7:25 am-5:34 pm

1 stop12h 09m

$169

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Tue 2/18

11:30 pm-5:28 am

Nonstop3h 58m

Chicago O'Hare Intl

Tue 2/25

5:00 am-12:53 pm

3 stops33h 53m

$170

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Mon 2/24

12:25 am-6:14 am

Nonstop3h 49m

Chicago O'Hare Intl

Sat 3/1

8:25 pm-11:14 pm

Nonstop4h 49m

$179

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Sat 2/15

9:30 am-5:29 pm

1 stop5h 59m

Chicago O'Hare Intl

Fri 2/28

4:58 pm-10:55 pm

1 stop7h 57m

$257

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Wed 2/19

7:15 pm-4:58 pm

2 stops19h 43m

Chicago O'Hare Intl

Wed 2/26

7:00 pm-7:31 am

1 stop14h 31m

$274

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Mon 2/10

12:51 am-12:49 pm

1 stop9h 58m

Chicago O'Hare Intl

Sat 2/15

3:40 pm-6:25 pm

Nonstop4h 45m

$299

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Sat 2/15

5:35 am-7:40 pm

2 stops12h 05m

Chicago O'Hare Intl

Wed 2/19

7:30 am-3:00 pm

2 stops9h 30m

$312

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Fri 1/31

9:32 pm-5:31 am

1 stop5h 59m

$84

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Sat 2/8

6:43 pm-12:32 am

1 stop27h 49m

$87

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 16 results
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Best time to book a flight from Irvine to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl 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 O'Hare Intl

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

How far ahead should I book a flight from Irvine to Chicago O'Hare Intl Airport?

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

The best time to book flights from Irvine to Chicago O'Hare Intl Airport is 59 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Irvine to Chicago O'Hare Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Irvine to Chicago O'Hare Intl Airport (average of $245). Flying from Irvine to Chicago O'Hare Intl Airport 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 ORD?

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

When flying from Irvine to Chicago O'Hare Intl Airport, 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 O'Hare Intl Airport?

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

Travelers seeking maximum savings on their Irvine to Chicago O'Hare Intl Airport flight should consider departing on Tuesday evenings 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 O'Hare Intl Airport

Explore weekly flight availability from Irvine to O'Hare Intl. 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 January 21, 2025.

The most flights from IR9 to ORD are scheduled on a Monday (89 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (64 on average).

Rainfall in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport 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 O'Hare Intl Airport when rainfall is around 1.7 in.

Temperature in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, 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 O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated January 21, 2025.
Read reviews from past customers who have flown Spirit Airlines, Frontier and American Airlines from Irvine to Chicago. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
4,662 reviews

Boarding

8.2

Food

7.2

Overall

8.1

Crew

8.7

Comfort

8.1

Entertainment

7.7

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

Boarding

8.2

Food

7.2

Overall

8.1

Crew

8.7

Comfort

8.1

Entertainment

7.7

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

Boarding

8.2

Food

7.2

Overall

8.1

Crew

8.7

Comfort

8.1

Entertainment

7.7

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

Boarding

8.2

Food

7.2

Overall

8.1

Crew

8.7

Comfort

8.1

Entertainment

7.7

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
8,985 reviews
8.1
Very good
4,662 reviews

Boarding

8.2

Food

7.2

Overall

8.1

Crew

8.7

Comfort

8.1

Entertainment

7.7

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

Boarding

8.2

Food

7.2

Overall

8.1

Crew

8.7

Comfort

8.1

Entertainment

7.7

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 O'Hare Intl. 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 O'Hare Intl Airport one-way?

    One-way options have recently been found by users for as low as $85 on Spirit Airlines. Other airlines that offer cheap prices include Frontier from $87 and American Airlines from $90 one-way.

  • What are the most reliable airlines from Irvine to Chicago O'Hare Intl Airport?

    Before booking your flight to Chicago O'Hare Intl Airport 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 O'Hare Intl Airport?

    The cheapest flight price from Irvine to Chicago O'Hare Intl Airport 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 O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Irvine to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Irvine to O'Hare Intl?

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

  • Can I find deals for business class flights from Irvine to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Irvine to O'Hare Intl 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 O'Hare Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Irvine to Chicago O'Hare Intl Airport (average of $245). Flying from Irvine to Chicago O'Hare Intl Airport 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

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Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Irvine to O'Hare Intl

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

Top 9 airlines flying from Irvine to O'Hare Intl

Discover the top 9 airlines that operate flights from Irvine to O'Hare Intl. 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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$49Average$121FlexibilityNo cancel feeOn-time88%
Spirit AirlinesCheapest$92Average$211FlexibilityNo cancel feeOn-time65%
FrontierCheapest$106Average$169FlexibilityNo cancel feeOn-time62%
Sun Country AirCheapest$149Average$362FlexibilityNo cancel feeOn-time83%
SouthwestCheapest$157Average$395FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$161Average$402FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$182Average$384FlexibilityNo cancel feeOn-time71%
DeltaCheapest$199Average$406FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$206Average$443FlexibilityNo cancel feeOn-time69%
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