$132+ 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 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — ORD
Sep 9 — Sep 161
Round-trip
1 adult, Economy
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Find cheap flights from Irvine to O'Hare Intl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Irvine to Chicago O'Hare Intl are usually found in September or October, booked 42 days in advance, depart on a Wednesday or Thursday and return on a Thursday
Cheap flight deals from Irvine to O'Hare Intl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Irvine to O'Hare IntlExplore 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 August 10, 2026.
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 August 10, 2026.
This Delta deal was found by Cheapflights users on 8/10. 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 9/811:55 pm -
1 stop7h 30m
Sat 9/129:30 am -
Nonstop4h 25m
Deal found 8/10![Delta logo]()
$227
This Booking.com deal was found by Cheapflights users on 8/7. 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 8/2511:59 pm -
Nonstop4h 18m
Mon 8/318:11 pm -
1 stop28h 28m
Deal found 8/7![Frontier logo]()
$235
This Frontier deal was found by Cheapflights users on 8/10. 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.
Fri 9/411:59 pm -
Nonstop4h 18m
Tue 9/89:20 pm -
Nonstop4h 44m
Deal found 8/10![Frontier logo]()
$236
This Delta deal was found by Cheapflights users on 8/7. 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 9/29:50 am -
1 stop6h 29m
Tue 9/85:44 pm -
1 stop8h 40m
Deal found 8/7![Delta logo]()
$237
This Trip.com deal was found by Cheapflights users on 8/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1711:59 pm -
Nonstop4h 18m
Tue 8/259:20 pm -
Nonstop4h 44m
Deal found 8/5![Frontier logo]()
$238
This Frontier deal was found by Cheapflights users on 8/7. 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.
Fri 8/286:55 am -
1 stop10h 07m
Mon 8/319:20 pm -
Nonstop4h 44m
Deal found 8/7![Frontier logo]()
$239
This United Airlines deal was found by Cheapflights users on 8/7. 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.
Wed 9/1612:30 am -
Nonstop4h 10m
Sun 9/205:55 am -
Nonstop4h 27m
Deal found 8/7![United Airlines logo]()
$240
This Trip.com deal was found by Cheapflights users on 8/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3011:41 pm -
Nonstop4h 18m
Mon 9/78:11 pm -
1 stop28h 28m
Deal found 8/5![Frontier logo]()
$241
This CheapOair deal was found by Cheapflights users on 8/7. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2711:41 pm -
Nonstop4h 18m
Mon 8/318:11 pm -
1 stop15h 18m
Deal found 8/7![Frontier logo]()
$242
This Super.com deal was found by Cheapflights users on 8/9. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1811:59 pm -
Nonstop4h 18m
Wed 8/199:20 pm -
Nonstop4h 44m
Deal found 8/9![Frontier logo]()
$243
This WAYA deal was found by Cheapflights users on 8/9. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/276:55 am -
1 stop10h 07m
Sat 9/59:20 pm -
Nonstop4h 44m
Deal found 8/9![Frontier logo]()
$244
This United Airlines deal was found by Cheapflights users on 8/6. 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.
Fri 9/44:55 pm -
Nonstop4h 10m
Sun 9/135:55 am -
Nonstop4h 27m
Deal found 8/6![United Airlines logo]()
$245
Best flights from Irvine to O'Hare IntlDiscover carefully curated flight deals from Irvine to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 10, 2026.
Discover carefully curated flight deals from Irvine to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 10, 2026.
This Delta deal was found by Cheapflights users on 8/6. 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 9/15:46 pm -
Nonstop4h 02m
Sat 9/55:10 pm -
Nonstop4h 24m
Deal found 8/6![Delta logo]()
$247
This Delta deal was found by Cheapflights users on 8/9. 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.
Thu 11/56:00 am -
1 stop8h 32m
Mon 11/96:28 pm -
Nonstop4h 37m
Deal found 8/9![Delta logo]()
$267
This Delta deal was found by Cheapflights users on 8/5. 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 9/166:00 am -
1 stop8h 13m
Sun 9/207:07 am -
Nonstop4h 28m
Deal found 8/5![Delta logo]()
$267
This Delta deal was found by Cheapflights users on 8/9. 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.
Thu 9/242:00 pm -
1 stop7h 57m
Thu 10/17:40 pm -
1 stop6h 15m
Deal found 8/9![Delta logo]()
$277
This Delta deal was found by Cheapflights users on 8/9. 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.
Thu 8/271:07 pm -
1 stop6h 26m
Sat 9/53:25 pm -
1 stop7h 25m
Deal found 8/9![Delta logo]()
$287
This Delta deal was found by Cheapflights users on 8/8. 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.
Sat 8/296:00 am -
1 stop8h 17m
Sat 9/58:28 am -
1 stop8h 36m
Deal found 8/8![Delta logo]()
$287
This Delta deal was found by Cheapflights users on 8/9. 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.
Sun 8/307:35 am -
Nonstop4h 06m
Sun 8/307:44 pm -
1 stop6h 02m
Deal found 8/9![Delta logo]()
$307
This Delta deal was found by Cheapflights users on 8/7. 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 8/255:46 pm -
Nonstop4h 02m
Mon 8/315:20 pm -
1 stop6h 55m
Deal found 8/7![Delta logo]()
$307
This Delta deal was found by Cheapflights users on 8/8. 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.
Sat 8/2911:35 am -
1 stop7h 58m
Sun 8/307:44 pm -
1 stop6h 02m
Deal found 8/8![Delta logo]()
$317
This Delta deal was found by Cheapflights users on 8/5. 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 8/256:00 am -
1 stop8h 17m
Tue 9/12:00 pm -
1 stop6h 26m
Deal found 8/5![Delta logo]()
$317
This Delta deal was found by Cheapflights users on 8/10. 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.
Thu 8/2711:35 am -
1 stop7h 58m
Mon 8/311:59 pm -
1 stop8h 10m
Deal found 8/10![Delta logo]()
$317
This Delta deal was found by Cheapflights users on 8/5. 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.
Sat 12/122:05 pm -
1 stop7h 54m
Tue 12/1512:40 pm -
1 stop6h 11m
Deal found 8/5![Delta logo]()
$325
Last-minute flights from Irvine to O'Hare IntlDiscover last-minute flight deals from Irvine to O'Hare Intl. Data last updated August 10, 2026 and is based on user searches.
Discover last-minute flight deals from Irvine to O'Hare Intl. Data last updated August 10, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 8/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1711:59 pm -
Nonstop4h 18m
Tue 8/259:20 pm -
Nonstop4h 44m
Deal found 8/5![Frontier logo]()
$238
This Super.com deal was found by Cheapflights users on 8/9. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1811:59 pm -
Nonstop4h 18m
Wed 8/199:20 pm -
Nonstop4h 44m
Deal found 8/9![Frontier logo]()
$243
This Booking.com deal was found by Cheapflights users on 8/7. 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 8/2511:59 pm -
Nonstop4h 18m
Mon 8/318:11 pm -
1 stop28h 28m
Deal found 8/7![Frontier logo]()
$235
This Super.com deal was found by Cheapflights users on 8/9. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2611:41 pm -
Nonstop4h 18m
Mon 8/319:20 pm -
Nonstop4h 44m
Deal found 8/9![Frontier logo]()
$246
This CheapOair deal was found by Cheapflights users on 8/7. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2711:41 pm -
Nonstop4h 18m
Mon 8/318:11 pm -
1 stop15h 18m
Deal found 8/7![Frontier logo]()
$242
This WAYA deal was found by Cheapflights users on 8/9. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/276:55 am -
1 stop10h 07m
Sat 9/59:20 pm -
Nonstop4h 44m
Deal found 8/9![Frontier logo]()
$244
This Frontier deal was found by Cheapflights users on 8/7. 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.
Fri 8/286:55 am -
1 stop10h 07m
Mon 8/319:20 pm -
Nonstop4h 44m
Deal found 8/7![Frontier logo]()
$239
This Trip.com deal was found by Cheapflights users on 8/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3011:41 pm -
Nonstop4h 18m
Mon 9/78:11 pm -
1 stop28h 28m
Deal found 8/5![Frontier logo]()
$241
This Delta deal was found by Cheapflights users on 8/7. 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 9/29:50 am -
1 stop6h 29m
Tue 9/85:44 pm -
1 stop8h 40m
Deal found 8/7![Delta logo]()
$237
This Frontier deal was found by Cheapflights users on 8/10. 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.
Fri 9/411:59 pm -
Nonstop4h 18m
Tue 9/89:20 pm -
Nonstop4h 44m
Deal found 8/10![Frontier logo]()
$236
This United Airlines deal was found by Cheapflights users on 8/6. 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.
Fri 9/44:55 pm -
Nonstop4h 10m
Sun 9/135:55 am -
Nonstop4h 27m
Deal found 8/6![United Airlines logo]()
$245
This United Airlines deal was found by Cheapflights users on 8/7. 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.
Wed 9/1612:30 am -
Nonstop4h 10m
Sun 9/205:55 am -
Nonstop4h 27m
Deal found 8/7![United Airlines logo]()
$240
One-way flights from Irvine to O'Hare IntlSearch for one-way flight options from Irvine to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated August 10, 2026.
Search for one-way flight options from Irvine to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated August 10, 2026.
This Super.com deal was found by Cheapflights users on 8/7. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:55 am -
1 stop10h 07m
Deal found 8/7![Frontier logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 8/256:30 am -
1 stop29h 06m
Deal found 8/5![Frontier logo]()
$133
This CheapOair deal was found by Cheapflights users on 8/7. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/711:59 pm -
Nonstop4h 18m
Deal found 8/7![Frontier logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 10/299:56 pm -
2 stops10h 05m
Deal found 8/8![Frontier logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 9/19:40 am -
2 stops20h 13m
Deal found 8/6![Frontier logo]()
$136
This Super.com deal was found by Cheapflights users on 8/6. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2611:41 pm -
Nonstop4h 18m
Deal found 8/6![Frontier logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 11/59:56 pm -
1 stop12h 01m
Deal found 8/9![Frontier logo]()
$138
This Delta deal was found by Cheapflights users on 8/7. 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.
Thu 11/263:00 pm -
Nonstop3h 55m
Deal found 8/7![Delta logo]()
$139
This Frontier deal was found by Cheapflights users on 8/6. 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.
Wed 12/1612:25 pm -
1 stop6h 56m
Deal found 8/6![Frontier logo]()
$140
This Priceline deal was found by Cheapflights users on 8/7. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1911:41 pm -
Nonstop4h 18m
Deal found 8/7![Frontier logo]()
$143
Find flight deals from Irvine to O'Hare Intl
Keep the following information in mind while searching for Irvine to O'Hare Intl flight deals. Data was last updated August 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $227 (Delta) |
One-way from | $132 (Super.com) |
Popular in | June |
Cheapest in | September |
Average price | $328 |
Cheapflights Fare Finder
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 August 10, 2026.
Use the filters below to find and compare flights from Irvine to Chicago O'Hare Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
Los AngelesChicago
LAX Los Angeles Los Angeles - ORD Chicago O'Hare Intl
LAXORD
Los Angeles Los Angeles
Tue 9/1
5:46 pm-11:48 pm
Nonstop4h 02m
Chicago O'Hare Intl
Sat 9/5
5:10 pm-7:34 pm
Nonstop4h 24m
$247
Los AngelesChicago
LAX Los Angeles Los Angeles - ORD Chicago O'Hare Intl
LAXORD
Los Angeles Los Angeles
Thu 11/5
6:00 am-4:32 pm
1 stop8h 32m
Chicago O'Hare Intl
Mon 11/9
6:28 pm-9:05 pm
Nonstop4h 37m
$267
Los AngelesChicago
LAX Los Angeles Los Angeles - ORD Chicago O'Hare Intl
LAXORD
Los Angeles Los Angeles
Wed 9/16
6:00 am-4:13 pm
1 stop8h 13m
Chicago O'Hare Intl
Sun 9/20
7:07 am-9:35 am
Nonstop4h 28m
$267
Los AngelesChicago
LAX Los Angeles Los Angeles - ORD Chicago O'Hare Intl
LAXORD
Los Angeles Los Angeles
Thu 9/24
2:00 pm-11:57 pm
1 stop7h 57m
Chicago O'Hare Intl
Thu 10/1
7:40 pm-11:55 pm
1 stop6h 15m
$277
Los AngelesChicago
LAX Los Angeles Los Angeles - ORD Chicago O'Hare Intl
LAXORD
Los Angeles Los Angeles
Thu 8/27
1:07 pm-9:33 pm
1 stop6h 26m
Chicago O'Hare Intl
Sat 9/5
3:25 pm-8:50 pm
1 stop7h 25m
$287
Los AngelesChicago
LAX Los Angeles Los Angeles - ORD Chicago O'Hare Intl
LAXORD
Los Angeles Los Angeles
Sat 8/29
6:00 am-4:17 pm
1 stop8h 17m
Chicago O'Hare Intl
Sat 9/5
8:28 am-3:04 pm
1 stop8h 36m
$287
Los AngelesChicago
LAX Los Angeles Los Angeles - ORD Chicago O'Hare Intl
LAXORD
Los Angeles Los Angeles
Sun 8/30
7:35 am-1:41 pm
Nonstop4h 06m
Chicago O'Hare Intl
Sun 8/30
7:44 pm-11:46 pm
1 stop6h 02m
$307
Los AngelesChicago
LAX Los Angeles Los Angeles - ORD Chicago O'Hare Intl
LAXORD
Los Angeles Los Angeles
Tue 8/25
5:46 pm-11:48 pm
Nonstop4h 02m
Chicago O'Hare Intl
Mon 8/31
5:20 pm-10:15 pm
1 stop6h 55m
$307
Los AngelesChicago
LAX Los Angeles Los Angeles - ORD Chicago O'Hare Intl
LAXORD
Los Angeles Los Angeles
Sat 8/29
11:35 am-9:33 pm
1 stop7h 58m
Chicago O'Hare Intl
Sun 8/30
7:44 pm-11:46 pm
1 stop6h 02m
$317
Los AngelesChicago
LAX Los Angeles Los Angeles - ORD Chicago O'Hare Intl
LAXORD
Los Angeles Los Angeles
Tue 8/25
6:00 am-4:17 pm
1 stop8h 17m
Chicago O'Hare Intl
Tue 9/1
2:00 pm-6:26 pm
1 stop6h 26m
$317
Showing 1-10 of 24 resultsSorted by cheapest first
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.
LAX-ORD
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 Irvine to Chicago O'Hare Intl Airport
IR9-ORD
LAX-ORD
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 August 10, 2026.
It’s optimal to fly from Irvine to Chicago O'Hare Intl Airport in the afternoon. By choosing this option you can save up to 20% on the cost of your flight, compared to a flight at noon.
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 August 10, 2026.
The most flights from IR9 to ORD are scheduled on a Sunday (131 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (62 on average).
How much does it cost to fly round-trip from Irvine to Chicago O'Hare Intl Airport?
Airfare is below average for this route at the moment.
Irvine to Chicago O'Hare Intl Airport flights typically cost between $232 and $426 in September.The cheapest round-trip price found within the last 5 days was $227 on Delta (Sep 8-Sep 11).
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 August 1, 2026.
Travelers seeking maximum savings on their Irvine to Chicago O'Hare Intl Airport flight should consider departing on Saturday 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.
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 August 10, 2026.
Peruse reviews from past customers who have flown with Delta,United Airlines, andAmerican Airlines from Irvine to Chicago O'Hare Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Comfort
7.8
Food
7.2
Overall
7.8
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Boarding
8.1
Comfort
7.8
Food
7.2
Overall
7.8
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Boarding
8.1
Comfort
7.8
Food
7.2
Overall
7.8
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Boarding
8.1
Comfort
7.8
Food
7.2
Overall
7.8
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Boarding
8.1
Comfort
7.8
Food
7.2
Overall
7.8
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Boarding
8.1
Comfort
7.8
Food
7.2
Overall
7.8
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
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.
Traveling to a place near Chicago O'Hare Intl Airport?
Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locationsBenton Harbor
Rosemont
Schaumburg
Naperville
Lake Geneva
Oak Brook
Oakbrook Terrace
Delavan
South Holland
Libertyville
Gurnee
Orland Park
Hoffman Estates
Beloit
Rockford
Aurora
Racine
Great Lakes
Janesville
Joliet
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Top 7 airlines flying from Irvine to O'Hare Intl
Discover the top 7 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 August 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$97 | Average$265 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$166 | Average$356 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$195 | Average$388 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$198 | Average$450 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$213 | Average$409 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$236 | Average$403 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$253 | Average$504 | FlexibilityNo cancel fee | On-time75% |