$123+ 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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — ORD
Jul 29 — Aug 51
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 August, 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 June 29, 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 June 29, 2026.
This Super.com deal was found by Cheapflights users on 6/25. 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.
Sun 8/911:59 pm
LAX
- ORD
Nonstop4h 18m
Frontier
Wed 8/129:13 pm
ORD
- LAX
Nonstop4h 44m
Frontier
Deal found 6/25![Frontier logo]()
$230
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2112:07 pm
LAX
- ORD
1 stop15h 30m
Frontier
Wed 7/299:13 pm
ORD
- LAX
Nonstop4h 44m
Frontier
Deal found 6/28![Frontier logo]()
$231
This Kiwi.com deal was found by Cheapflights users on 6/27. 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.
Mon 8/106:30 am
LAX
- ORD
1 stop12h 22m
Frontier
Wed 8/129:57 pm
ORD
- LAX
1 stop12h 33m
Frontier
Deal found 6/27![Frontier logo]()
$232
This Kissandfly.com deal was found by Cheapflights users on 6/25. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/811:59 pm
LAX
- ORD
Nonstop4h 18m
Frontier
Sat 8/157:29 am
ORD
- LAX
1 stop9h 36m
Frontier
Deal found 6/25![Frontier logo]()
$233
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1112:07 pm
LAX
- ORD
1 stop15h 30m
Frontier
Tue 8/182:41 pm
ORD
- LAX
1 stop11h 30m
Frontier
Deal found 6/28![Frontier logo]()
$234
This Frontier deal was found by Cheapflights users on 6/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/711:59 pm
LAX
- ORD
Nonstop4h 18m
Frontier
Tue 8/119:13 pm
ORD
- LAX
Nonstop4h 44m
Frontier
Deal found 6/28![Frontier logo]()
$235
This Kiwi.com deal was found by Cheapflights users on 6/25. 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.
Mon 8/319:09 pm
LAX
- ORD
1 stop14h 27m
Frontier
Tue 9/82:41 pm
ORD
- LAX
1 stop11h 30m
Frontier
Deal found 6/25![Frontier logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/256:30 am
LAX
- ORD
1 stop12h 22m
Frontier
Sat 8/87:29 am
ORD
- LAX
1 stop9h 36m
Frontier
Deal found 6/28![Frontier logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:30 am
LAX
- ORD
2 stops16h 03m
Frontier
Wed 8/269:20 pm
ORD
- LAX
Nonstop4h 44m
Frontier
Deal found 6/28![Frontier logo]()
$238
This Super.com deal was found by Cheapflights users on 6/24. 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 7/2811:59 pm
LAX
- ORD
Nonstop4h 18m
Frontier
Fri 7/319:13 pm
ORD
- LAX
Nonstop4h 44m
Frontier
Deal found 6/24![Frontier logo]()
$240
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2011:41 pm
LAX
- ORD
Nonstop4h 18m
Frontier
Tue 8/258:45 am
ORD
- LAX
2 stops15h 54m
Frontier
Deal found 6/28![Frontier logo]()
$241
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 June 29, 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 June 29, 2026.
This Delta deal was found by Cheapflights users on 6/29. 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 9/199:45 am
LAX
- ORD
Nonstop4h 06m
Delta
Wed 9/237:07 am
ORD
- LAX
Nonstop4h 28m
Delta
Deal found 6/29![Delta logo]()
$277
This Delta deal was found by Cheapflights users on 6/28. 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.
Mon 8/105:46 pm
LAX
- ORD
Nonstop4h 02m
Delta
Wed 8/197:20 am
ORD
- LAX
Nonstop4h 25m
Delta
Deal found 6/28![Delta logo]()
$279
This Delta deal was found by Cheapflights users on 6/29. 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.
Mon 8/106:00 am
LAX
- ORD
1 stop8h 51m
Delta
Thu 8/207:29 am
ORD
- LAX
Nonstop4h 26m
Delta
Deal found 6/29![Delta logo]()
$291
This Delta deal was found by Cheapflights users on 6/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1210:45 pm
LAX
- ORD
1 stop7h 12m
Delta
Sat 9/196:00 am
ORD
- LAX
1 stop9h 28m
Delta
Deal found 6/26![Delta logo]()
$297
This Delta deal was found by Cheapflights users on 6/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/158:15 am
LAX
- ORD
1 stop7h 26m
Delta
Sat 8/225:30 am
ORD
- LAX
1 stop8h 25m
Delta
Deal found 6/26![Delta logo]()
$297
This Delta deal was found by Cheapflights users on 6/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/219:45 am
LAX
- ORD
1 stop8h 46m
Delta
Sat 7/256:30 am
ORD
- LAX
1 stop6h 40m
Delta
Deal found 6/26![Delta logo]()
$297
This Delta deal was found by Cheapflights users on 6/29. 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 9/179:43 am
LAX
- ORD
1 stop6h 18m
Delta
Mon 9/217:40 pm
ORD
- LAX
1 stop6h 15m
Delta
Deal found 6/29![Delta logo]()
$301
This Delta deal was found by Cheapflights users on 6/25. 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 8/81:07 pm
LAX
- ORD
1 stop6h 23m
Delta
Sat 8/152:30 pm
ORD
- LAX
1 stop9h 45m
Delta
Deal found 6/25![Delta logo]()
$315
This Delta deal was found by Cheapflights users on 6/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/215:15 pm
LAX
- ORD
Nonstop4h 03m
Delta
Fri 7/316:35 pm
ORD
- LAX
Nonstop4h 37m
Delta
Deal found 6/27![Delta logo]()
$324
This Delta deal was found by Cheapflights users on 6/28. 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.
Sun 10/112:00 pm
LAX
- ORD
1 stop7h 57m
Delta
Tue 10/137:26 am
ORD
- LAX
Nonstop4h 34m
Delta
Deal found 6/28![Delta logo]()
$334
This Delta deal was found by Cheapflights users on 6/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/15:25 pm
LAX
- ORD
Nonstop4h 06m
Delta
Sun 10/47:07 am
ORD
- LAX
Nonstop4h 28m
Delta
Deal found 6/26![Delta logo]()
$340
This Delta deal was found by Cheapflights users on 6/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/611:15 am
LAX
- ORD
Nonstop4h 06m
Delta
Mon 11/92:55 pm
ORD
- LAX
Nonstop4h 35m
Delta
Deal found 6/26![Delta logo]()
$340
Last-minute flights from Irvine to O'Hare IntlDiscover last-minute flight deals from Irvine to O'Hare Intl. Data last updated June 29, 2026 and is based on user searches.
Discover last-minute flight deals from Irvine to O'Hare Intl. Data last updated June 29, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 6/25. 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.
Sat 7/411:59 pm
LAX
- ORD
Nonstop4h 20m
Frontier
Sat 7/189:13 pm
ORD
- LAX
Nonstop4h 44m
Frontier
Deal found 6/25![Frontier logo]()
$271
This Super.com deal was found by Cheapflights users on 6/29. 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.
Sat 7/411:59 pm
LAX
- ORD
Nonstop4h 20m
Frontier
Tue 7/79:13 pm
ORD
- LAX
Nonstop4h 44m
Frontier
Deal found 6/29![Frontier logo]()
$285
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/411:59 pm
LAX
- ORD
Nonstop4h 20m
Frontier
Wed 7/89:13 pm
ORD
- LAX
Nonstop4h 44m
Frontier
Deal found 6/28![Frontier logo]()
$288
This Super.com deal was found by Cheapflights users on 6/29. 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 7/711:59 pm
LAX
- ORD
Nonstop4h 18m
Frontier
Wed 7/299:13 pm
ORD
- LAX
Nonstop4h 44m
Frontier
Deal found 6/29![Frontier logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 6/27. 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.
Tue 7/711:59 pm
LAX
- ORD
Nonstop4h 18m
Frontier
Sat 7/189:13 pm
ORD
- LAX
Nonstop4h 44m
Frontier
Deal found 6/27![Frontier logo]()
$294
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/811:59 pm
LAX
- ORD
Nonstop4h 18m
Frontier
Tue 7/219:13 pm
ORD
- LAX
Nonstop4h 44m
Frontier
Deal found 6/28![Frontier logo]()
$267
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 7/811:59 pm
LAX
- ORD
Nonstop4h 18m
Frontier
Wed 7/159:13 pm
ORD
- LAX
Nonstop4h 44m
Frontier
Deal found 6/24![Frontier logo]()
$286
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/911:59 pm
LAX
- ORD
Nonstop4h 18m
Frontier
Tue 7/219:13 pm
ORD
- LAX
Nonstop4h 44m
Frontier
Deal found 6/28![Frontier logo]()
$275
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 June 29, 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 June 29, 2026.
This Super.com deal was found by Cheapflights users on 6/26. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1011:59 pm
LAX
- ORD
Nonstop4h 18m
Frontier
Deal found 6/26![Frontier logo]()
$123
This Trip.com deal was found by Cheapflights users on 6/27. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/56:30 am
LAX
- ORD
1 stop21h 07m
Frontier
Deal found 6/27![Frontier logo]()
$124
This Priceline deal was found by Cheapflights users on 6/25. 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.
Mon 8/3111:59 pm
LAX
- ORD
Nonstop4h 18m
Frontier
Deal found 6/25![Frontier logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/812:07 pm
LAX
- ORD
1 stop15h 30m
Frontier
Deal found 6/28![Frontier logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 6/25. 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.
Mon 7/2711:59 pm
LAX
- ORD
Nonstop4h 18m
Frontier
Deal found 6/25![Frontier logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 6/25. 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.
Mon 8/249:09 pm
LAX
- ORD
1 stop14h 27m
Frontier
Deal found 6/25![Frontier logo]()
$128
This Super.com deal was found by Cheapflights users on 6/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/911:59 pm
LAX
- ORD
Nonstop4h 18m
Frontier
Deal found 6/28![Frontier logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 7/286:30 am
LAX
- ORD
1 stop21h 07m
Frontier
Deal found 6/24![Frontier logo]()
$130
This Frontier deal was found by Cheapflights users on 6/25. 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.
Mon 8/311:59 pm
LAX
- ORD
Nonstop4h 18m
Frontier
Deal found 6/25![Frontier logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 6/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/16:30 am
LAX
- ORD
1 stop21h 07m
Frontier
Deal found 6/26![Frontier logo]()
$134
This Super.com deal was found by Cheapflights users on 6/29. 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.
Sat 7/411:59 pm
LAX
- ORD
Nonstop4h 20m
Frontier
Deal found 6/29![Frontier logo]()
$135
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 June 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $230 (Super.com) |
One-way from | $123 (Super.com) |
Popular in | June |
Cheapest in | September |
Average price | $432 |
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 June 29, 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
Los AngelesChicago
LAX - ORD
LAXORD
Los Angeles
Sat 9/19
9:45 am-3:51 pm
Nonstop4h 06m
Chicago O'Hare Intl
Wed 9/23
7:07 am-9:35 am
Nonstop4h 28m
$277
Quickest round-trip
Los AngelesChicago
LAX - ORD
LAXORD
Los Angeles
Mon 8/10
5:46 pm-11:48 pm
Nonstop4h 02m
Chicago O'Hare Intl
Wed 8/19
7:20 am-9:45 am
Nonstop4h 25m
$279
Los AngelesChicago
LAX - ORD
LAXORD
Los Angeles
Mon 8/10
6:00 am-4:51 pm
1 stop8h 51m
Chicago O'Hare Intl
Thu 8/20
7:29 am-9:55 am
Nonstop4h 26m
$291
Los AngelesChicago
LAX - ORD
LAXORD
Los Angeles
Sat 9/12
10:45 pm-7:57 am
1 stop7h 12m
Chicago O'Hare Intl
Sat 9/19
6:00 am-1:28 pm
1 stop9h 28m
$297
Los AngelesChicago
LAX - ORD
LAXORD
Los Angeles
Sat 8/15
8:15 am-5:41 pm
1 stop7h 26m
Chicago O'Hare Intl
Sat 8/22
5:30 am-11:55 am
1 stop8h 25m
$297
Los AngelesChicago
LAX - ORD
LAXORD
Los Angeles
Tue 7/21
9:45 am-8:31 pm
1 stop8h 46m
Chicago O'Hare Intl
Sat 7/25
6:30 am-11:10 am
1 stop6h 40m
$297
Los AngelesChicago
LAX - ORD
LAXORD
Los Angeles
Thu 9/17
9:43 am-6:01 pm
1 stop6h 18m
Chicago O'Hare Intl
Mon 9/21
7:40 pm-11:55 pm
1 stop6h 15m
$301
Los AngelesChicago
LAX - ORD
LAXORD
Los Angeles
Sat 8/8
1:07 pm-9:30 pm
1 stop6h 23m
Chicago O'Hare Intl
Sat 8/15
2:30 pm-10:15 pm
1 stop9h 45m
$315
Los AngelesChicago
LAX - ORD
LAXORD
Los Angeles
Tue 7/21
5:15 pm-11:18 pm
Nonstop4h 03m
Chicago O'Hare Intl
Fri 7/31
6:35 pm-9:12 pm
Nonstop4h 37m
$324
Los AngelesChicago
LAX - ORD
LAXORD
Los Angeles
Sun 10/11
2:00 pm-11:57 pm
1 stop7h 57m
Chicago O'Hare Intl
Tue 10/13
7:26 am-10:00 am
Nonstop4h 34m
$334
Showing 1-10 of 22 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 June 29, 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 22% 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 June 29, 2026.
The most flights from IR9 to ORD are scheduled on a Monday (133 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (49 on average).
How much does it cost to fly round-trip from Irvine to Chicago O'Hare Intl Airport?
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 June 20, 2026.
Travelers seeking maximum savings on their Irvine to Chicago O'Hare Intl Airport flight should consider departing on Friday 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 June 29, 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.
Overall
7.8
Comfort
7.8
Entertainment
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Overall
7.8
Comfort
7.8
Entertainment
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Overall
7.8
Comfort
7.8
Entertainment
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Overall
7.8
Comfort
7.8
Entertainment
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Overall
7.8
Comfort
7.8
Entertainment
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Overall
7.8
Comfort
7.8
Entertainment
7.8
Crew
8.5
Boarding
8.1
Food
7.2
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
Gurnee
Delavan
Oakbrook Terrace
Downers Grove
Des Plaines
South Holland
Libertyville
Hoffman Estates
Warrenville
Rockford
Racine
Great Lakes
Northbrook
Waukegan
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Other flights to O'Hare Intl
Explore flights to O'Hare Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 29, 2026.
Irvine and O'Hare Intl flights
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Irvine to O'Hare Intl flights
Consider these flights traveling from Irvine to O'Hare Intl.
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 June 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$96 | Average$258 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$166 | Average$344 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$179 | Average$376 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$182 | Average$428 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$203 | Average$406 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$204 | Average$393 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$253 | Average$484 | FlexibilityNo cancel fee | On-time75% |