$103+ Cheap flights from Irvine, CA to Chicago (CHI)
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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — CHI
Sep 30 — Oct 71
Round-trip
1 adult, Economy
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Find cheap flights from Irvine to Chicago 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 are usually found in September or October, booked 62 days in advance, depart on a Wednesday or Thursday and return on a Thursday
Cheap flight deals from Irvine to Chicago
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Cheapest flights from Irvine to ChicagoExplore the most affordable flight options available from Irvine to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 31, 2026.
Explore the most affordable flight options available from Irvine to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 31, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/26. 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.
Thu 10/12:28 pm -
1 stop7h 55m
Tue 10/66:30 am -
1 stop10h 09m
Deal found 8/26![Frontier logo]()
$197
This CheapOair deal was found by Cheapflights users on 8/27. 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.
Wed 10/712:21 am -
Nonstop4h 13m
Mon 10/123:30 pm -
1 stop18h 19m
Deal found 8/27![Frontier logo]()
$198
This Kiwi.com deal was found by Cheapflights users on 8/27. 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.
Wed 10/712:21 am -
Nonstop4h 13m
Tue 10/136:30 am -
2 stops16h 31m
Deal found 8/27![Frontier logo]()
$199
This Kiwi.com deal was found by Cheapflights users on 8/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/152:41 pm -
1 stop8h 18m
Sat 10/178:01 pm -
Nonstop4h 50m
Deal found 8/29![Frontier logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 8/26. 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.
Thu 9/242:28 pm -
1 stop7h 55m
Mon 10/56:30 am -
1 stop10h 09m
Deal found 8/26![Frontier logo]()
$201
This Kiwi.com deal was found by Cheapflights users on 8/26. 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.
Wed 9/232:01 pm -
1 stop8h 22m
Wed 9/306:30 am -
1 stop9h 44m
Deal found 8/26![Frontier logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 8/26. 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.
Wed 9/232:01 pm -
1 stop8h 22m
Sat 9/266:30 am -
1 stop10h 09m
Deal found 8/26![Frontier logo]()
$203
This Kiwi.com deal was found by Cheapflights users on 8/27. 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.
Wed 10/2112:21 am -
Nonstop4h 13m
Wed 10/2810:40 am -
2 stops15h 43m
Deal found 8/27![Frontier logo]()
$204
This CheapOair deal was found by Cheapflights users on 8/27. 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.
Thu 10/82:41 pm -
1 stop8h 18m
Fri 10/168:01 pm -
Nonstop4h 50m
Deal found 8/27![Frontier logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 8/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/302:01 pm -
1 stop8h 22m
Fri 10/98:01 pm -
Nonstop4h 50m
Deal found 8/29![Frontier logo]()
$207
This Frontier deal was found by Cheapflights users on 8/28. 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.
Thu 10/84:33 pm -
1 stop10h 43m
Fri 10/98:01 pm -
Nonstop4h 50m
Deal found 8/28![Frontier logo]()
$208
This Kiwi.com deal was found by Cheapflights users on 8/26. 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.
Fri 10/912:21 am -
Nonstop4h 13m
Sat 10/176:30 am -
2 stops15h 26m
Deal found 8/26![Frontier logo]()
$209
Best flights from Irvine to ChicagoDiscover carefully curated flight deals from Irvine to Chicago that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 31, 2026.
Discover carefully curated flight deals from Irvine to Chicago that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 31, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/26. 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.
Thu 10/111:30 am -
1 stop6h 43m
Sun 10/49:36 pm -
1 stop23h 08m
Deal found 8/26![Multiple Airlines logo]()
$213
This United Airlines deal was found by Cheapflights users on 8/27. 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.
Thu 11/1211:17 pm -
Nonstop4h 03m
Sun 11/151:00 pm -
Nonstop4h 29m
Deal found 8/27![United Airlines logo]()
$217
This Delta deal was found by Cheapflights users on 8/26. 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 9/269:45 am -
Nonstop4h 06m
Wed 9/302:50 pm -
Nonstop4h 25m
Deal found 8/26![Delta logo]()
$217
This Southwest deal was found by Cheapflights users on 8/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/268:00 pm -
1 stop7h 00m
Wed 10/286:30 am -
Nonstop4h 30m
Deal found 8/30![Southwest logo]()
$227
This United Airlines deal was found by Cheapflights users on 8/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/54:45 pm -
Nonstop4h 10m
Tue 10/66:06 pm -
Nonstop4h 33m
Deal found 8/30![United Airlines logo]()
$217
This Delta deal was found by Cheapflights users on 8/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/27:40 am -
Nonstop4h 04m
Wed 10/76:59 pm -
Nonstop4h 46m
Deal found 8/30![Delta logo]()
$217
This Southwest deal was found by Cheapflights users on 8/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/105:45 am -
Nonstop3h 50m
Sat 10/1711:35 am -
1 stop6h 35m
Deal found 8/26![Southwest logo]()
$227
This United Airlines deal was found by Cheapflights users on 8/28. 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.
Wed 9/3011:05 pm -
Nonstop4h 10m
Fri 10/28:50 am -
Nonstop4h 33m
Deal found 8/28![United Airlines logo]()
$217
This Southwest deal was found by Cheapflights users on 8/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/234:00 pm -
Nonstop3h 50m
Mon 10/266:05 am -
1 stop6h 45m
Deal found 8/26![Southwest logo]()
$227
This Delta deal was found by Cheapflights users on 8/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:52 pm -
Nonstop3h 55m
Sun 10/256:35 am -
1 stop10h 40m
Deal found 8/30![Delta logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 8/27. 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.
Thu 10/2210:38 pm -
1 stop10h 49m
Sun 10/258:53 pm -
1 stop12h 41m
Deal found 8/27![Multiple Airlines logo]()
$272
This Southwest deal was found by Cheapflights users on 8/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:55 pm -
Nonstop4h 00m
Tue 11/1710:05 am -
1 stop8h 50m
Deal found 8/29![Southwest logo]()
$227
This Delta deal was found by Cheapflights users on 8/29. 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.
Wed 10/2812:00 pm -
1 stop6h 30m
Fri 10/307:29 am -
Nonstop4h 41m
Deal found 8/29![Delta logo]()
$227
This United Airlines deal was found by Cheapflights users on 8/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/210:35 pm -
Nonstop4h 10m
Mon 10/57:00 am -
Nonstop4h 32m
Deal found 8/26![United Airlines logo]()
$237
This Delta deal was found by Cheapflights users on 8/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/173:00 pm -
Nonstop4h 02m
Mon 10/196:35 am -
1 stop10h 40m
Deal found 8/30![Delta logo]()
$227
This Southwest deal was found by Cheapflights users on 8/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:05 pm -
Nonstop3h 50m
Sat 11/1411:05 am -
2 stops9h 20m
Deal found 8/30![Southwest logo]()
$232
This Kiwi.com deal was found by Cheapflights users on 8/26. 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.
Thu 9/1011:30 am -
1 stop7h 09m
Sun 9/139:29 pm -
1 stop12h 18m
Deal found 8/26![Multiple Airlines logo]()
$298
This Delta deal was found by Cheapflights users on 8/29. 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 10/295:52 pm -
Nonstop3h 55m
Sun 11/15:30 pm -
1 stop8h 51m
Deal found 8/29![Delta logo]()
$227
This Southwest deal was found by Cheapflights users on 8/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/510:15 pm -
1 stop5h 30m
Tue 10/65:45 pm -
1 stop6h 20m
Deal found 8/30![Southwest logo]()
$237
This Delta deal was found by Cheapflights users on 8/27. 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.
Sun 10/1110:55 pm -
1 stop7h 44m
Sun 10/187:20 am -
Nonstop4h 35m
Deal found 8/27![Delta logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 8/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/145:15 pm -
1 stop24h 58m
Sun 10/189:33 pm -
1 stop17h 14m
Deal found 8/30![Multiple Airlines logo]()
$309
This Southwest deal was found by Cheapflights users on 8/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1312:50 am -
1 stop6h 40m
Fri 10/167:15 pm -
1 stop6h 40m
Deal found 8/30![Southwest logo]()
$237
This Delta deal was found by Cheapflights users on 8/27. 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.
Mon 10/55:25 pm -
Nonstop4h 06m
Tue 10/65:29 pm -
1 stop7h 05m
Deal found 8/27![Delta logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 8/26. 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.
Thu 9/178:52 pm -
1 stop19h 19m
Sun 9/209:29 pm -
1 stop12h 18m
Deal found 8/26![Multiple Airlines logo]()
$310
This Southwest deal was found by Cheapflights users on 8/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/33:45 pm -
1 stop5h 20m
Mon 10/56:25 pm -
1 stop6h 15m
Deal found 8/28![Southwest logo]()
$237
This Delta deal was found by Cheapflights users on 8/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/210:45 pm -
1 stop8h 22m
Wed 10/710:12 am -
1 stop8h 37m
Deal found 8/30![Delta logo]()
$237
This Southwest deal was found by Cheapflights users on 8/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2811:55 pm -
Nonstop4h 00m
Sat 10/32:40 pm -
1 stop6h 30m
Deal found 8/30![Southwest logo]()
$243
This Southwest deal was found by Cheapflights users on 8/27. 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.
Sat 10/311:55 pm -
Nonstop3h 55m
Tue 10/66:30 am -
Nonstop4h 30m
Deal found 8/27![Southwest logo]()
$247
This Delta deal was found by Cheapflights users on 8/29. 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.
Sun 9/2011:59 pm -
1 stop6h 49m
Wed 9/307:13 pm -
1 stop6h 39m
Deal found 8/29![Delta logo]()
$257
Last-minute flights from Irvine to ChicagoDiscover last-minute flight deals from Irvine to Chicago. Data last updated August 31, 2026 and is based on user searches.
Discover last-minute flight deals from Irvine to Chicago. Data last updated August 31, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/28. 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 8/2911:41 pm -
Nonstop4h 18m
Mon 9/288:55 pm -
1 stop21h 28m
Deal found 8/28![Frontier logo]()
$208
This Priceline deal was found by Cheapflights users on 8/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/311:41 pm -
Nonstop4h 18m
Sat 9/59:20 pm -
Nonstop4h 44m
Deal found 8/29![Frontier logo]()
$213
This Kiwi.com deal was found by Cheapflights users on 8/27. 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 9/212:28 pm -
1 stop7h 55m
Sat 9/266:30 am -
1 stop10h 09m
Deal found 8/27![Frontier logo]()
$199
This Kiwi.com deal was found by Cheapflights users on 8/26. 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.
Tue 9/222:01 pm -
1 stop8h 22m
Sat 10/36:30 am -
1 stop10h 09m
Deal found 8/26![Frontier logo]()
$209
This Kiwi.com deal was found by Cheapflights users on 8/26. 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.
Wed 9/232:01 pm -
1 stop8h 22m
Wed 9/306:30 am -
1 stop9h 44m
Deal found 8/26![Frontier logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 8/26. 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.
Wed 9/232:01 pm -
1 stop8h 22m
Sat 9/266:30 am -
1 stop10h 09m
Deal found 8/26![Frontier logo]()
$203
This Kiwi.com deal was found by Cheapflights users on 8/26. 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.
Wed 9/232:01 pm -
1 stop8h 22m
Tue 10/66:30 am -
1 stop10h 09m
Deal found 8/26![Frontier logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 8/26. 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.
Thu 9/242:28 pm -
1 stop7h 55m
Mon 10/56:30 am -
1 stop10h 09m
Deal found 8/26![Frontier logo]()
$201
This Kiwi.com deal was found by Cheapflights users on 8/27. 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 9/292:01 pm -
1 stop8h 22m
Tue 10/66:30 am -
1 stop10h 09m
Deal found 8/27![Frontier logo]()
$210
This Southwest deal was found by Cheapflights users on 8/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/292:05 pm -
Nonstop3h 55m
Fri 10/27:00 am -
Nonstop4h 30m
Deal found 8/30![Southwest logo]()
$217
This Kiwi.com deal was found by Cheapflights users on 8/26. 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.
Wed 9/302:01 pm -
1 stop8h 22m
Tue 10/66:30 am -
1 stop10h 09m
Deal found 8/26![Frontier logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 8/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/302:01 pm -
1 stop8h 22m
Fri 10/98:01 pm -
Nonstop4h 50m
Deal found 8/29![Frontier logo]()
$207
One-way flights from Irvine to ChicagoSearch for one-way flight options from Irvine to Chicago. Find affordable one-way fares based on user searches. Data last updated August 31, 2026.
Search for one-way flight options from Irvine to Chicago. Find affordable one-way fares based on user searches. Data last updated August 31, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/27. 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 10/66:05 am -
1 stop16h 18m
Deal found 8/27![Frontier logo]()
$103
This Kiwi.com deal was found by Cheapflights users on 8/26. 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.
Tue 9/226:05 am -
1 stop16h 18m
Deal found 8/26![Frontier logo]()
$104
This WAYA deal was found by Cheapflights users on 8/28. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/232:01 pm -
1 stop8h 22m
Deal found 8/28![Frontier logo]()
$106
This Super.com deal was found by Cheapflights users on 8/26. 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.
Sun 10/1112:21 am -
Nonstop4h 13m
Deal found 8/26![Frontier logo]()
$108
This Kiwi.com deal was found by Cheapflights users on 8/27. 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.
Wed 11/45:15 pm -
2 stops39h 18m
Deal found 8/27![Multiple Airlines logo]()
$109
This Southwest deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/105:45 am -
Nonstop3h 50m
Deal found 8/31![Southwest logo]()
$109
This United Airlines deal was found by Cheapflights users on 8/28. 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.
Mon 9/2811:05 pm -
Nonstop4h 10m
Deal found 8/28![United Airlines logo]()
$109
This Expedia deal was found by Cheapflights users on 8/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/285:25 pm -
Nonstop4h 06m
Deal found 8/29![Delta logo]()
$110
This American Airlines deal was found by Cheapflights users on 8/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2711:39 pm -
Nonstop4h 20m
Deal found 8/28![American Airlines logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 8/27. 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.
Thu 10/16:05 am -
1 stop16h 18m
Deal found 8/27![Frontier logo]()
$112
This Trip.com deal was found by Cheapflights users on 8/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2811:59 pm -
1 stop6h 49m
Deal found 8/29![Delta logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 8/27. 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.
Wed 9/305:20 pm -
1 stop24h 53m
Deal found 8/27![Multiple Airlines logo]()
$114
Find flight deals from Irvine to Chicago
Keep the following information in mind while searching for Irvine to Chicago flight deals. Data was last updated August 31, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $197 (Kiwi.com) |
One-way from | $103 (Kiwi.com) |
Popular in | June |
Cheapest in | September |
Average price | $373 |
Cheapflights Fare Finder
Customize your flight search to find flights from Irvine to Chicago 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 31, 2026.
Use the filters below to find and compare flights from Irvine to Chicago that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Los AngelesChicago
LAX Los Angeles Los Angeles - RFD Chicago Greater Rockford
LAXRFD
Los Angeles Los Angeles
Thu 10/1
11:30 am-8:13 pm
1 stop6h 43m
Chicago Greater Rockford
Sun 10/4
9:36 pm-6:44 pm
1 stop23h 08m
$213
Los AngelesChicago
LAX Los Angeles Los Angeles - ORD Chicago O'Hare Intl
LAXORD
Los Angeles Los Angeles
Thu 11/12
11:17 pm-5:20 am
Nonstop4h 03m
Chicago O'Hare Intl
Sun 11/15
1:00 pm-3:29 pm
Nonstop4h 29m
$217
Los AngelesChicago
LAX Los Angeles Los Angeles - ORD Chicago O'Hare Intl
LAXORD
Los Angeles Los Angeles
Sat 9/26
9:45 am-3:51 pm
Nonstop4h 06m
Chicago O'Hare Intl
Wed 9/30
2:50 pm-5:15 pm
Nonstop4h 25m
$217
Los AngelesChicago
LAX Los Angeles Los Angeles - ORD Chicago O'Hare Intl
LAXORD
Los Angeles Los Angeles
Mon 10/5
4:45 pm-10:55 pm
Nonstop4h 10m
Chicago O'Hare Intl
Tue 10/6
6:06 pm-8:39 pm
Nonstop4h 33m
$217
Los AngelesChicago
LAX Los Angeles Los Angeles - ORD Chicago O'Hare Intl
LAXORD
Los Angeles Los Angeles
Fri 10/2
7:40 am-1:44 pm
Nonstop4h 04m
Chicago O'Hare Intl
Wed 10/7
6:59 pm-9:45 pm
Nonstop4h 46m
$217
Los AngelesChicago
LAX Los Angeles Los Angeles - ORD Chicago O'Hare Intl
LAXORD
Los Angeles Los Angeles
Wed 9/30
11:05 pm-5:15 am
Nonstop4h 10m
Chicago O'Hare Intl
Fri 10/2
8:50 am-11:23 am
Nonstop4h 33m
$217
Los AngelesChicago
LAX Los Angeles Los Angeles - MDW Chicago Midway
LAXMDW
Los Angeles Los Angeles
Mon 10/26
8:00 pm-5:00 am
1 stop7h 00m
Chicago Midway
Wed 10/28
6:30 am-9:00 am
Nonstop4h 30m
$227
Los AngelesChicago
LAX Los Angeles Los Angeles - MDW Chicago Midway
LAXMDW
Los Angeles Los Angeles
Sat 10/10
5:45 am-11:35 am
Nonstop3h 50m
Chicago Midway
Sat 10/17
11:35 am-4:10 pm
1 stop6h 35m
$227
Los AngelesChicago
LAX Los Angeles Los Angeles - MDW Chicago Midway
LAXMDW
Los Angeles Los Angeles
Fri 10/23
4:00 pm-9:50 pm
Nonstop3h 50m
Chicago Midway
Mon 10/26
6:05 am-10:50 am
1 stop6h 45m
$227
Los AngelesChicago
LAX Los Angeles Los Angeles - ORD Chicago O'Hare Intl
LAXORD
Los Angeles Los Angeles
Thu 10/22
5:52 pm-11:47 pm
Nonstop3h 55m
Chicago O'Hare Intl
Sun 10/25
6:35 am-3:15 pm
1 stop10h 40m
$227
Showing 1-10 of 59 resultsSorted by cheapest first
Best time to book a flight from Irvine to Chicago
Have a flexible travel schedule? Discover the best time to fly to Chicago from Irvine with our price prediction graph.
LAX-RFD
LAX-ORD
LAX-MDW
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
IR9-CHI
LAX-RFD
LAX-ORD
LAX-MDW
What is the cheapest time of day to fly from IR9 to CHI?
Find hourly flight availability from Irvine to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 31, 2026.
Unlike at noon, when flights are generally more expensive, you can save up to 16% on flights from Irvine to Chicago by exploring options for tickets in the afternoon.
Weekly flight availability from Irvine to Chicago
Explore weekly flight availability from Irvine to Chicago. 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 31, 2026.
The most flights from IR9 to CHI are scheduled on a Sunday (144 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (122 on average).
How much does it cost to fly round-trip from Irvine to Chicago?
Airfare is below average for this route at the moment.
Irvine to Chicago flights typically cost between $215 and $388 in October.The cheapest round-trip price found within the last 5 days was $197 on Frontier (Oct 1-Oct 6).
What is the cheapest day to fly from Irvine to Chicago?
Use this chart to determine the cheapest time to fly round-trip from Irvine to Chicago. Price data was last updated on August 29, 2026.
Travelers seeking maximum savings on their Irvine to Chicago flight should consider departing on Friday mornings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Chicago
Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated August 31, 2026.
See what other customers who have flown with Southwest,Delta, andUnited Airlines from Irvine to Chicago have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Overall
8.0
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Overall
8.0
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Overall
8.0
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Overall
8.0
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Overall
8.0
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Related info for your journey
Find useful and relevant information for your journey from Irvine to Chicago. 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?
Book flights to Chicago if you plan to visit one of these locationsBenton Harbor
Lansing
Merrillville
Valparaiso
Hammond
Saint Joseph
Porter
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Alternative routes for Irvine to Chicago
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Other flights to Chicago
Explore flights to Chicago departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 31, 2026.
Complete your trip
Complete your trip to Chicago by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Irvine to Chicago by cabin class
Find flights from Irvine to Chicago, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Irvine and Chicago flights
Browse other Irvine and Chicago flight options. Last updated on August 31, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Irvine to Chicago flights
Consider these flights traveling from Irvine to Chicago.
Top 7 airlines flying from Irvine to Chicago
Discover the top 7 airlines that operate flights from Irvine to Chicago. 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 31, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$98 | Average$278 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$166 | Average$344 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$182 | Average$447 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$190 | Average$381 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$197 | Average$422 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$232 | Average$458 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$288 | Average$496 | FlexibilityNo cancel fee | On-time75% |