$97+ 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 7/3. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — ORD
maj 30 — juni 61
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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 Thursday or Friday and return on a Friday
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 april 30, 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 april 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/26. 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.
lør. 5/2311:59 pm
LAX
- ORD
Nonstop4h 00m
Multiple Airlines
fre. 5/299:37 pm
ORD
- LAX
1 stop12h 58m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$179
This Kiwi.com deal was found by Cheapflights users on 4/25. 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.
lør. 5/2311:59 pm
LAX
- ORD
Nonstop4h 00m
Multiple Airlines
tir. 5/269:37 pm
ORD
- LAX
1 stop13h 18m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$180
This eDestinos deal was found by Cheapflights users on 4/25. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lør. 5/93:28 pm
LAX
- ORD
1 stop14h 27m
Frontier
tir. 5/129:37 pm
ORD
- LAX
1 stop13h 18m
Frontier
Deal found 4/25![Frontier logo]()
$181
This Frontier deal was found by Cheapflights users on 4/27. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lør. 5/233:28 pm
LAX
- ORD
1 stop14h 27m
Frontier
lør. 5/308:46 pm
ORD
- LAX
Nonstop4h 40m
Frontier
Deal found 4/27![Frontier logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 4/26. 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.
søn. 5/1712:31 am
LAX
- ORD
Nonstop4h 08m
Frontier
tir. 5/199:37 pm
ORD
- LAX
1 stop13h 18m
Frontier
Deal found 4/26![Frontier logo]()
$183
This Priceline deal was found by Cheapflights users on 4/26. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tir. 6/2311:59 pm
LAX
- ORD
Nonstop4h 03m
Multiple Airlines
fre. 7/39:13 pm
ORD
- LAX
Nonstop4h 36m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$184
This CheapOair deal was found by Cheapflights users on 4/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lør. 5/233:28 pm
LAX
- ORD
1 stop14h 27m
Frontier
tir. 5/269:37 pm
ORD
- LAX
1 stop13h 18m
Frontier
Deal found 4/27![Frontier logo]()
$185
This Priceline deal was found by Cheapflights users on 4/25. 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.
lør. 5/2311:59 pm
LAX
- ORD
Nonstop4h 00m
Multiple Airlines
lør. 5/308:46 pm
ORD
- LAX
Nonstop4h 40m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$186
This Gotogate deal was found by Cheapflights users on 4/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
søn. 5/3111:59 pm
LAX
- ORD
Nonstop4h 00m
Multiple Airlines
man. 6/89:04 pm
ORD
- LAX
Nonstop4h 40m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$187
This Kiwi.com deal was found by Cheapflights users on 4/28. 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.
man. 6/811:56 pm
LAX
- ORD
Nonstop4h 08m
Frontier
ons. 6/109:22 am
ORD
- LAX
2 stops16h 49m
Frontier
Deal found 4/28![Frontier logo]()
$188
This Kissandfly.com deal was found by Cheapflights users on 4/29. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lør. 5/235:50 pm
LAX
- ORD
Nonstop4h 09m
Frontier
fre. 5/298:46 pm
ORD
- LAX
Nonstop4h 40m
Frontier
Deal found 4/29![Frontier logo]()
$189
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 april 30, 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 april 30, 2026.
This United Airlines deal was found by Cheapflights users on 4/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
man. 5/2512:13 am
LAX
- ORD
Nonstop4h 19m
United Airlines
lør. 5/303:47 pm
ORD
- LAX
Nonstop4h 33m
United Airlines
Deal found 4/29![United Airlines logo]()
$220
This Delta deal was found by Cheapflights users on 4/28. 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.
tor. 6/412:12 pm
LAX
- ORD
1 stop9h 43m
Delta
man. 6/87:35 am
ORD
- LAX
Nonstop4h 26m
Delta
Deal found 4/28![Delta logo]()
$251
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tir. 6/21:39 pm
LAX
- ORD
1 stop8h 20m
Alaska Airlines
lør. 6/63:28 pm
ORD
- LAX
1 stop9h 38m
Alaska Airlines
Deal found 4/29![Alaska Airlines logo]()
$330
This KAYAK deal was found by Cheapflights users on 4/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
man. 5/1812:35 am
LAX
- ORD
Nonstop4h 12m
American Airlines
tor. 5/215:00 am
ORD
- LAX
1 stop9h 15m
American Airlines
Deal found 4/28![American Airlines logo]()
$340
This Southwest deal was found by Cheapflights users on 4/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
søn. 5/247:10 am
LAX
- ORD
1 stop6h 20m
Southwest
lør. 5/306:15 am
ORD
- LAX
2 stops12h 15m
Southwest
Deal found 4/27![Southwest logo]()
$372
This Sun Country Air deal was found by Cheapflights users on 4/25. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
man. 9/2810:22 am
LAX
- ORD
1 stop6h 11m
Sun Country Air
søn. 10/45:33 pm
ORD
- LAX
1 stop18h 16m
Sun Country Air
Deal found 4/25![Sun Country Air logo]()
$387
This United Airlines deal was found by Cheapflights users on 4/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
man. 6/15:00 pm
LAX
- ORD
Nonstop4h 16m
United Airlines
ons. 6/33:47 pm
ORD
- LAX
Nonstop4h 33m
United Airlines
Deal found 4/29![United Airlines logo]()
$220
This Delta deal was found by Cheapflights users on 4/25. 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.
tir. 9/299:00 am
LAX
- ORD
1 stop5h 48m
Delta
ons. 10/77:35 am
ORD
- LAX
Nonstop4h 40m
Delta
Deal found 4/25![Delta logo]()
$327
This United Airlines deal was found by Cheapflights users on 4/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tir. 9/110:35 pm
LAX
- ORD
Nonstop4h 10m
United Airlines
man. 9/77:00 am
ORD
- LAX
Nonstop4h 35m
United Airlines
Deal found 4/28![United Airlines logo]()
$308
This Delta deal was found by Cheapflights users on 4/27. 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.
tir. 9/299:35 am
LAX
- ORD
1 stop8h 49m
Delta
lør. 10/103:50 pm
ORD
- LAX
1 stop6h 15m
Delta
Deal found 4/27![Delta logo]()
$337
This United Airlines deal was found by Cheapflights users on 4/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lør. 5/2310:35 pm
LAX
- ORD
Nonstop4h 16m
United Airlines
ons. 5/276:00 am
ORD
- LAX
Nonstop4h 27m
United Airlines
Deal found 4/27![United Airlines logo]()
$320
This United Airlines deal was found by Cheapflights users on 4/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
fre. 5/2910:35 pm
LAX
- ORD
Nonstop4h 16m
United Airlines
tir. 6/29:20 pm
ORD
- LAX
Nonstop4h 39m
United Airlines
Deal found 4/27![United Airlines logo]()
$328
Last-minute flights from Irvine to O'Hare IntlDiscover last-minute flight deals from Irvine to O'Hare Intl. Data last updated april 30, 2026 and is based on user searches.
Discover last-minute flight deals from Irvine to O'Hare Intl. Data last updated april 30, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 4/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ons. 5/69:40 am
LAX
- ORD
1 stop8h 52m
Frontier
tir. 5/1212:40 pm
ORD
- LAX
1 stop10h 26m
Frontier
Deal found 4/28![Frontier logo]()
$227
This Frontier deal was found by Cheapflights users on 4/28. 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.
fre. 5/83:28 pm
LAX
- ORD
1 stop14h 27m
Frontier
tir. 5/1212:40 pm
ORD
- LAX
1 stop10h 26m
Frontier
Deal found 4/28![Frontier logo]()
$225
This Expedia deal was found by Cheapflights users on 4/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
fre. 5/83:28 pm
LAX
- ORD
1 stop14h 27m
Frontier
fre. 5/158:56 pm
ORD
- LAX
Nonstop4h 40m
Frontier
Deal found 4/26![Frontier logo]()
$229
This Expedia deal was found by Cheapflights users on 4/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
fre. 5/83:28 pm
LAX
- ORD
1 stop14h 27m
Frontier
tir. 6/29:37 pm
ORD
- LAX
1 stop19h 59m
Frontier
Deal found 4/27![Frontier logo]()
$230
This eDestinos deal was found by Cheapflights users on 4/25. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lør. 5/93:28 pm
LAX
- ORD
1 stop14h 27m
Frontier
tir. 5/129:37 pm
ORD
- LAX
1 stop13h 18m
Frontier
Deal found 4/25![Frontier logo]()
$181
This Frontier deal was found by Cheapflights users on 4/25. 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.
lør. 5/912:31 am
LAX
- ORD
Nonstop4h 08m
Frontier
tir. 5/129:37 pm
ORD
- LAX
1 stop13h 18m
Frontier
Deal found 4/25![Frontier logo]()
$215
This Trip.com deal was found by Cheapflights users on 4/25. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lør. 5/93:28 pm
LAX
- ORD
1 stop14h 27m
Frontier
lør. 5/169:37 pm
ORD
- LAX
1 stop12h 58m
Frontier
Deal found 4/25![Frontier logo]()
$223
This Frontier deal was found by Cheapflights users on 4/25. 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.
lør. 5/93:28 pm
LAX
- ORD
1 stop14h 27m
Frontier
ons. 5/138:56 pm
ORD
- LAX
Nonstop4h 40m
Frontier
Deal found 4/25![Frontier logo]()
$224
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 april 30, 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 april 30, 2026.
This Frontier deal was found by Cheapflights users on 4/25. 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.
fre. 7/311:59 pm
LAX
- ORD
Nonstop4h 20m
Frontier
Deal found 4/25![Frontier logo]()
$97
This Super.com deal was found by Cheapflights users on 4/28. 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.
søn. 5/1712:31 am
LAX
- ORD
Nonstop4h 08m
Frontier
Deal found 4/28![Frontier logo]()
$99
This United Airlines deal was found by Cheapflights users on 4/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ons. 5/272:41 pm
LAX
- ORD
Nonstop4h 09m
United Airlines
Deal found 4/25![United Airlines logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 4/28. 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.
søn. 6/1411:59 pm
LAX
- ORD
Nonstop4h 20m
Frontier
Deal found 4/28![Frontier logo]()
$101
This Kiwi.com deal was found by Cheapflights users on 4/25. 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.
søn. 6/1411:59 pm
LAX
- ORD
Nonstop4h 00m
Spirit Airlines
Deal found 4/25![Spirit Airlines logo]()
$102
This United Airlines deal was found by Cheapflights users on 4/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tir. 6/236:58 pm
LAX
- ORD
Nonstop4h 17m
United Airlines
Deal found 4/28![United Airlines logo]()
$104
This Super.com deal was found by Cheapflights users on 4/30. 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.
lør. 5/163:28 pm
LAX
- ORD
1 stop14h 27m
Frontier
Deal found 4/30![Frontier logo]()
$105
This Trip.com deal was found by Cheapflights users on 4/26. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ons. 5/206:30 am
LAX
- ORD
1 stop12h 02m
Frontier
Deal found 4/26![Frontier logo]()
$107
This Delta deal was found by Cheapflights users on 4/27. 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.
tir. 6/1611:10 am
LAX
- ORD
Nonstop4h 10m
Delta
Deal found 4/27![Delta logo]()
$109
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 april 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $179 (Kiwi.com) |
One-way from | $97 (Frontier) |
Popular in | February |
Cheapest in | September |
Average price | $337 |
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 april 30, 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
man. 5/25
12:13 am-6:32 am
Nonstop4h 19m
Chicago O'Hare Intl
lør. 5/30
3:47 pm-6:20 pm
Nonstop4h 33m
$220
Los AngelesChicago
LAX - ORD
LAXORD
Los Angeles
man. 6/1
5:00 pm-11:16 pm
Nonstop4h 16m
Chicago O'Hare Intl
ons. 6/3
3:47 pm-6:20 pm
Nonstop4h 33m
$220
Los AngelesChicago
LAX - ORD
LAXORD
Los Angeles
tor. 6/4
12:12 pm-11:55 pm
1 stop9h 43m
Chicago O'Hare Intl
man. 6/8
7:35 am-10:01 am
Nonstop4h 26m
$251
Los AngelesChicago
LAX - ORD
LAXORD
Los Angeles
tir. 9/1
10:35 pm-4:45 am
Nonstop4h 10m
Chicago O'Hare Intl
man. 9/7
7:00 am-9:35 am
Nonstop4h 35m
$308
Quickest round-trip
Los AngelesChicago
LAX - ORD
LAXORD
Los Angeles
lør. 5/23
10:35 pm-4:51 am
Nonstop4h 16m
Chicago O'Hare Intl
ons. 5/27
6:00 am-8:27 am
Nonstop4h 27m
$320
Los AngelesChicago
LAX - ORD
LAXORD
Los Angeles
tir. 9/29
9:00 am-4:48 pm
1 stop5h 48m
Chicago O'Hare Intl
ons. 10/7
7:35 am-10:15 am
Nonstop4h 40m
$327
Los AngelesChicago
LAX - ORD
LAXORD
Los Angeles
fre. 5/29
10:35 pm-4:51 am
Nonstop4h 16m
Chicago O'Hare Intl
tir. 6/2
9:20 pm-11:59 pm
Nonstop4h 39m
$328
Los AngelesChicago
LAX - ORD
LAXORD
Los Angeles
tir. 6/2
1:39 pm-11:59 pm
1 stop8h 20m
Chicago O'Hare Intl
lør. 6/6
3:28 pm-11:06 pm
1 stop9h 38m
$330
Los AngelesChicago
LAX - ORD
LAXORD
Los Angeles
tir. 9/29
9:35 am-8:24 pm
1 stop8h 49m
Chicago O'Hare Intl
lør. 10/10
3:50 pm-8:05 pm
1 stop6h 15m
$337
Los AngelesChicago
LAX - ORD
LAXORD
Los Angeles
man. 5/18
12:35 am-6:47 am
Nonstop4h 12m
Chicago O'Hare Intl
tor. 5/21
5:00 am-12:15 pm
1 stop9h 15m
$340
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 april 30, 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 24% on the cost of your flight, compared to a flight at noon.
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 April 25, 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.
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 april 30, 2026.
The most flights from IR9 to ORD are scheduled on a Thursday (119 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (70 on average).
How much does it cost to fly round-trip from Irvine to Chicago O'Hare Intl Airport?
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 april 30, 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.
Food
7.2
Boarding
8.1
Entertainment
7.8
Comfort
7.9
Overall
7.9
Crew
8.5
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Food
7.2
Boarding
8.1
Entertainment
7.8
Comfort
7.9
Overall
7.9
Crew
8.5
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Food
7.2
Boarding
8.1
Entertainment
7.8
Comfort
7.9
Overall
7.9
Crew
8.5
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Food
7.2
Boarding
8.1
Entertainment
7.8
Comfort
7.9
Overall
7.9
Crew
8.5
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Food
7.2
Boarding
8.1
Entertainment
7.8
Comfort
7.9
Overall
7.9
Crew
8.5
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Food
7.2
Boarding
8.1
Entertainment
7.8
Comfort
7.9
Overall
7.9
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 locationsRosemont
Schaumburg
Naperville
Lake Geneva
Gurnee
Delavan
Downers Grove
Oakbrook Terrace
Benton Harbor
Hoffman Estates
Des Plaines
Oak Brook
South Holland
Libertyville
Warrenville
Elk Grove Village
Bridgeview
Great Lakes
Lansing
Arlington Heights
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
O'Hare Intl flight routes
Other flight options
Popular flights
Top destinations
Alternative routes for Irvine to O'Hare Intl
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to O'Hare Intl by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Irvine to O'Hare Intl by cabin class
Find flights from Irvine to O'Hare Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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 april 30, 2026.
Irvine and O'Hare Intl flights
Browse other Irvine and O'Hare Intl flight options. Last updated on april 30, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Irvine to O'Hare Intl flights
Consider these flights traveling from Irvine to O'Hare Intl.
Top 8 airlines flying from Irvine to O'Hare Intl
Discover the top 8 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 april 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$91 | Average$229 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$103 | Average$191 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$166 | Average$351 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$179 | Average$377 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$182 | Average$413 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$190 | Average$444 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$201 | Average$402 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$216 | Average$390 | FlexibilityNo cancel fee | On-timeN/A |