$114+ 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 10/26. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — ORD
Sep 20 — Sep 271
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 October or September, 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 21, 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 21, 2026.
This Delta deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/85:52 pm -
Nonstop3h 55m
Wed 10/147:20 am -
Nonstop4h 35m
Deal found 8/20![Delta logo]()
$199
This Kiwi.com deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/102:28 pm -
1 stop7h 55m
Mon 9/146:30 am -
1 stop10h 09m
Deal found 8/20![Frontier logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/511:50 pm -
1 stop10h 01m
Tue 10/136:30 am -
1 stop10h 10m
Deal found 8/20![Frontier logo]()
$201
This Kiwi.com deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/128:44 am -
2 stops18h 32m
Wed 10/218:01 pm -
Nonstop4h 50m
Deal found 8/20![Frontier logo]()
$202
This Expedia deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2611:41 pm -
Nonstop4h 18m
Wed 9/29:20 pm -
Nonstop4h 44m
Deal found 8/20![Frontier logo]()
$203
This Kiwi.com deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/72:01 pm -
1 stop8h 22m
Sat 10/106:00 am -
1 stop8h 02m
Deal found 8/20![Frontier logo]()
$204
This Super.com deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2411:59 pm -
Nonstop4h 18m
Wed 8/269:20 pm -
Nonstop4h 44m
Deal found 8/20![Frontier logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 9/811:59 pm -
Nonstop4h 18m
Tue 9/156:30 am -
1 stop10h 09m
Deal found 8/19![Frontier logo]()
$206
This Delta deal was found by Cheapflights users on 8/18. 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 9/255:25 pm -
Nonstop4h 06m
Sat 9/267:00 am -
1 stop10h 23m
Deal found 8/18![Delta logo]()
$207
This Expedia deal was found by Cheapflights users on 8/18. 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.
Sun 10/2512:21 am -
Nonstop4h 13m
Wed 10/2811:06 am -
1 stop28h 38m
Deal found 8/18![Frontier logo]()
$208
This Frontier deal was found by Cheapflights users on 8/17. 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.
Tue 9/811:59 pm -
Nonstop4h 18m
Fri 9/118:55 pm -
1 stop12h 52m
Deal found 8/17![Frontier logo]()
$209
This Super.com deal was found by Cheapflights users on 8/17. 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 8/2311:41 pm -
Nonstop4h 18m
Wed 8/269:20 pm -
Nonstop4h 44m
Deal found 8/17![Frontier logo]()
$210
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 21, 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 21, 2026.
This Delta deal was found by Cheapflights users on 8/18. 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 9/263:26 pm -
Nonstop4h 04m
Sat 10/32:00 pm -
1 stop8h 01m
Deal found 8/18![Delta logo]()
$207
This United Airlines deal was found by Cheapflights users on 8/19. 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.
Sun 10/2511:17 pm -
Nonstop4h 03m
Thu 10/293:47 pm -
Nonstop4h 40m
Deal found 8/19![United Airlines logo]()
$217
This Delta deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:28 am -
1 stop8h 31m
Sat 9/262:05 pm -
1 stop6h 07m
Deal found 8/20![Delta logo]()
$217
This Delta deal was found by Cheapflights users on 8/18. 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 11/512:00 pm -
1 stop6h 30m
Sun 11/86:20 am -
1 stop6h 48m
Deal found 8/18![Delta logo]()
$217
This Delta deal was found by Cheapflights users on 8/16. 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
Tue 9/296:10 am -
1 stop7h 03m
Deal found 8/16![Delta logo]()
$217
This Delta deal was found by Cheapflights users on 8/19. 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 9/185:25 pm -
Nonstop4h 06m
Sat 10/179:30 am -
Nonstop4h 28m
Deal found 8/19![Delta logo]()
$217
This Delta deal was found by Cheapflights users on 8/15. 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 11/62:00 pm -
1 stop7h 34m
Sun 11/85:29 pm -
1 stop7h 05m
Deal found 8/15![Delta logo]()
$217
This Delta deal was found by Cheapflights users on 8/15. 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 9/106:00 am -
1 stop8h 13m
Mon 9/146:59 pm -
Nonstop4h 35m
Deal found 8/15![Delta logo]()
$227
This Delta deal was found by Cheapflights users on 8/18. 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 9/165:25 pm -
Nonstop4h 06m
Sun 9/207:00 am -
1 stop10h 23m
Deal found 8/18![Delta logo]()
$227
This Delta deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:25 pm -
Nonstop4h 06m
Sun 9/137:07 am -
Nonstop4h 28m
Deal found 8/20![Delta logo]()
$237
This Delta deal was found by Cheapflights users on 8/15. 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 11/178:00 am -
1 stop6h 41m
Sat 11/215:00 pm -
Nonstop4h 30m
Deal found 8/15![Delta logo]()
$261
Last-minute flights from Irvine to O'Hare IntlDiscover last-minute flight deals from Irvine to O'Hare Intl. Data last updated August 21, 2026 and is based on user searches.
Discover last-minute flight deals from Irvine to O'Hare Intl. Data last updated August 21, 2026 and is based on user searches.
This Super.com deal was found by Cheapflights users on 8/17. 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 8/2311:41 pm -
Nonstop4h 18m
Wed 8/269:20 pm -
Nonstop4h 44m
Deal found 8/17![Frontier logo]()
$210
This eDestinos deal was found by Cheapflights users on 8/17. 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.
Mon 8/2411:59 pm -
Nonstop4h 18m
Wed 8/269:20 pm -
Nonstop4h 44m
Deal found 8/17![Frontier logo]()
$206
This Expedia deal was found by Cheapflights users on 8/19. 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.
Wed 8/2611:41 pm -
Nonstop4h 18m
Sat 8/299:20 pm -
Nonstop4h 44m
Deal found 8/19![Frontier logo]()
$202
This Expedia deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2611:41 pm -
Nonstop4h 18m
Wed 9/29:20 pm -
Nonstop4h 44m
Deal found 8/20![Frontier logo]()
$203
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 8/2911:41 pm -
Nonstop4h 18m
Fri 9/49:20 pm -
Nonstop4h 44m
Deal found 8/19![Frontier logo]()
$205
This Trip.com deal was found by Cheapflights users on 8/17. 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.
Sat 9/511:41 pm -
Nonstop4h 18m
Mon 9/148:55 pm -
1 stop21h 28m
Deal found 8/17![Frontier logo]()
$204
This Frontier deal was found by Cheapflights users on 8/17. 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.
Tue 9/811:59 pm -
Nonstop4h 18m
Fri 9/118:55 pm -
1 stop12h 52m
Deal found 8/17![Frontier logo]()
$209
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 9/811:59 pm -
Nonstop4h 18m
Mon 9/145:55 am -
2 stops13h 50m
Deal found 8/18![Frontier logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 9/811:59 pm -
Nonstop4h 18m
Sat 9/266:00 am -
2 stops15h 55m
Deal found 8/18![Frontier logo]()
$212
This Frontier deal was found by Cheapflights users on 8/18. 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 9/144:10 pm -
1 stop6h 35m
Wed 9/166:20 am -
1 stop13h 22m
Deal found 8/18![Frontier logo]()
$200
This Delta deal was found by Cheapflights users on 8/18. 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 9/255:25 pm -
Nonstop4h 06m
Mon 9/285:44 pm -
1 stop8h 40m
Deal found 8/18![Delta logo]()
$207
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 21, 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 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/268:44 am -
2 stops22h 51m
Deal found 8/20![Frontier logo]()
$114
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 8/3111:59 pm -
Nonstop4h 18m
Deal found 8/18![Frontier logo]()
$117
This Super.com deal was found by Cheapflights users on 8/18. 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 9/112:28 pm -
1 stop7h 55m
Deal found 8/18![Frontier logo]()
$118
This Delta deal was found by Cheapflights users on 8/17. 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 9/129:45 am -
Nonstop4h 06m
Deal found 8/17![Delta logo]()
$119
This CheapOair deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/152:01 pm -
1 stop8h 22m
Deal found 8/20![Frontier logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 9/308:44 am -
2 stops18h 54m
Deal found 8/16![Frontier logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 8/17. 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.
Fri 9/1812:59 am -
2 stops21h 24m
Deal found 8/17![Frontier logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 9/98:44 am -
2 stops22h 36m
Deal found 8/16![Frontier logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 9/148:50 am -
2 stops13h 33m
Deal found 8/16![Frontier logo]()
$128
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 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $200 (Kiwi.com) |
One-way from | $114 (Kiwi.com) |
Popular in | June |
Cheapest in | October |
Average price | $340 |
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 7,457,451 searches. Data last updated August 21, 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 Los Angeles - ORD Chicago O'Hare Intl
LAXORD
Los Angeles
Sat 9/26
3:26 pm-9:30 pm
Nonstop4h 04m
Chicago O'Hare Intl
Sat 10/3
2:00 pm-8:01 pm
1 stop8h 01m
$207
Los AngelesChicago
LAX Los Angeles - ORD Chicago O'Hare Intl
LAXORD
Los Angeles
Sun 10/25
11:17 pm-5:20 am
Nonstop4h 03m
Chicago O'Hare Intl
Thu 10/29
3:47 pm-6:27 pm
Nonstop4h 40m
$217
Los AngelesChicago
LAX Los Angeles - ORD Chicago O'Hare Intl
LAXORD
Los Angeles
Sat 9/19
6:28 am-4:59 pm
1 stop8h 31m
Chicago O'Hare Intl
Sat 9/26
2:05 pm-6:12 pm
1 stop6h 07m
$217
Los AngelesChicago
LAX Los Angeles - ORD Chicago O'Hare Intl
LAXORD
Los Angeles
Thu 11/5
12:00 pm-8:30 pm
1 stop6h 30m
Chicago O'Hare Intl
Sun 11/8
6:20 am-11:08 am
1 stop6h 48m
$217
Los AngelesChicago
LAX Los Angeles - ORD Chicago O'Hare Intl
LAXORD
Los Angeles
Thu 9/24
2:00 pm-11:57 pm
1 stop7h 57m
Chicago O'Hare Intl
Tue 9/29
6:10 am-11:13 am
1 stop7h 03m
$217
Quickest round-trip
Los AngelesChicago
LAX Los Angeles - ORD Chicago O'Hare Intl
LAXORD
Los Angeles
Fri 9/18
5:25 pm-11:31 pm
Nonstop4h 06m
Chicago O'Hare Intl
Sat 10/17
9:30 am-11:58 am
Nonstop4h 28m
$217
Los AngelesChicago
LAX Los Angeles - ORD Chicago O'Hare Intl
LAXORD
Los Angeles
Fri 11/6
2:00 pm-11:34 pm
1 stop7h 34m
Chicago O'Hare Intl
Sun 11/8
5:29 pm-10:34 pm
1 stop7h 05m
$217
Los AngelesChicago
LAX Los Angeles - ORD Chicago O'Hare Intl
LAXORD
Los Angeles
Thu 9/10
6:00 am-4:13 pm
1 stop8h 13m
Chicago O'Hare Intl
Mon 9/14
6:59 pm-9:34 pm
Nonstop4h 35m
$227
Los AngelesChicago
LAX Los Angeles - ORD Chicago O'Hare Intl
LAXORD
Los Angeles
Wed 9/16
5:25 pm-11:31 pm
Nonstop4h 06m
Chicago O'Hare Intl
Sun 9/20
7:00 am-3:23 pm
1 stop10h 23m
$227
Los AngelesChicago
LAX Los Angeles - ORD Chicago O'Hare Intl
LAXORD
Los Angeles
Fri 9/11
5:25 pm-11:31 pm
Nonstop4h 06m
Chicago O'Hare Intl
Sun 9/13
7:07 am-9:35 am
Nonstop4h 28m
$237
Showing 1-10 of 21 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 21, 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 21, 2026.
The most flights from IR9 to ORD are scheduled on a Wednesday (138 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (99 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 $236 and $422 in October.The cheapest round-trip price found within the last 5 days was $199 on Delta (Oct 8-Oct 14).
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 15, 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 21, 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.
Crew
8.5
Boarding
8.1
Comfort
7.8
Overall
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Crew
8.5
Boarding
8.1
Comfort
7.8
Overall
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Crew
8.5
Boarding
8.1
Comfort
7.8
Overall
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Crew
8.5
Boarding
8.1
Comfort
7.8
Overall
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Crew
8.5
Boarding
8.1
Comfort
7.8
Overall
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Crew
8.5
Boarding
8.1
Comfort
7.8
Overall
7.8
Entertainment
7.8
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
Oakbrook Terrace
Delavan
South Holland
Libertyville
Gurnee
Orland Park
Hoffman Estates
Aurora
Beloit
Rockford
Racine
Great Lakes
Janesville
Joliet
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Other flights to O'Hare Intl
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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 7,457,451 searches. Data last updated August 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$98 | Average$267 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$166 | Average$360 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$182 | Average$441 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$197 | Average$387 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$215 | Average$405 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$236 | Average$405 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$253 | Average$504 | FlexibilityNo cancel fee | On-time75% |