$139+ Cheap flights from Fresno (FAT) to Illinois
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
FAT — ORD
Aug 6 — Aug 131
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Fresno to Illinois 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.Cheap flight deals from Fresno to Illinois
Cheapest
Best
Last-minute
One-way
Cheapest flights from Fresno to IllinoisExplore the most affordable flight options available from Fresno to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 7, 2026.
Explore the most affordable flight options available from Fresno to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/273:31 pm
FAT
- STL
1 stop24h 34m
Multiple Airlines
Fri 7/317:10 pm
STL
- FAT
1 stop21h 01m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$307
This American Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/411:59 pm
FAT
- STL
1 stop7h 25m
American Airlines
Mon 8/105:42 am
STL
- FAT
1 stop6h 32m
American Airlines
Deal found 7/7![American Airlines logo]()
$311
This American Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1212:53 pm
FAT
- STL
2 stops8h 49m
American Airlines
Sat 8/155:42 am
STL
- FAT
2 stops8h 20m
American Airlines
Deal found 7/7![American Airlines logo]()
$321
This Kiwi.com deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/42:07 pm
FAT
- STL
2 stops16h 50m
Multiple Airlines
Mon 8/107:10 pm
STL
- FAT
1 stop20h 07m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$336
This Kiwi.com deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/42:07 pm
FAT
- STL
2 stops16h 50m
Multiple Airlines
Tue 8/117:03 pm
STL
- FAT
1 stop16h 44m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$341
This Kiwi.com deal was found by Cheapflights users on 7/3. 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 8/33:31 pm
FAT
- STL
2 stops21h 25m
Multiple Airlines
Sun 8/97:10 pm
STL
- FAT
1 stop20h 08m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$352
This United Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/67:00 am
FAT
- ORD
Nonstop4h 08m
United Airlines
Sat 10/107:55 pm
ORD
- FAT
Nonstop4h 33m
United Airlines
Deal found 7/7![United Airlines logo]()
$353
This American Airlines deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/39:54 am
FAT
- PIA
2 stops12h 16m
American Airlines
Tue 12/84:19 pm
PIA
- FAT
1 stop8h 19m
American Airlines
Deal found 7/5![American Airlines logo]()
$354
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/215:20 am
FAT
- MDW
2 stops8h 25m
Southwest
Fri 8/284:25 pm
MDW
- FAT
2 stops8h 35m
Southwest
Deal found 7/7![Southwest logo]()
$354
This Kiwi.com deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/42:07 pm
FAT
- ORD
1 stop13h 30m
Multiple Airlines
Wed 8/125:30 pm
ORD
- FAT
2 stops45h 48m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$357
This United Airlines deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/41:58 pm
FAT
- ORD
1 stop7h 18m
United Airlines
Tue 8/118:00 pm
ORD
- FAT
Nonstop4h 31m
United Airlines
Deal found 7/5![United Airlines logo]()
$358
This Southwest deal was found by Cheapflights users on 7/4. 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 8/181:20 pm
FAT
- MDW
2 stops7h 30m
Southwest
Tue 8/253:10 pm
MDW
- FAT
2 stops8h 40m
Southwest
Deal found 7/4![Southwest logo]()
$359
Best flights from Fresno to IllinoisDiscover carefully curated flight deals from Fresno to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 7, 2026.
Discover carefully curated flight deals from Fresno to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 7, 2026.
This Southwest deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/43:25 pm
FAT
- MDW
1 stop11h 05m
Southwest
Tue 8/113:10 pm
MDW
- FAT
2 stops8h 40m
Southwest
Deal found 7/5![Southwest logo]()
$360
This United Airlines deal was found by Cheapflights users on 7/2. 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.
Tue 8/46:00 am
FAT
- ORD
Nonstop4h 00m
United Airlines
Wed 8/127:00 am
ORD
- FAT
1 stop6h 38m
United Airlines
Deal found 7/2![United Airlines logo]()
$373
This American Airlines deal was found by Cheapflights users on 7/3. 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.
Mon 7/273:03 pm
FAT
- STL
1 stop6h 55m
American Airlines
Wed 8/58:00 am
STL
- FAT
1 stop6h 02m
American Airlines
Deal found 7/3![American Airlines logo]()
$377
This Alaska Airlines deal was found by Cheapflights users on 7/2. 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.
Sat 9/129:05 am
FAT
- ORD
1 stop8h 16m
Alaska Airlines
Mon 9/148:17 pm
ORD
- FAT
1 stop16h 12m
Alaska Airlines
Deal found 7/2![Alaska Airlines logo]()
$386
This Delta deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/239:48 am
FAT
- STL
1 stop5h 46m
Delta
Sun 11/16:00 am
STL
- FAT
2 stops12h 31m
Delta
Deal found 7/5![Delta logo]()
$492
This Southwest deal was found by Cheapflights users on 7/3. 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 8/245:20 am
FAT
- MDW
2 stops8h 05m
Southwest
Sun 8/306:10 am
MDW
- FAT
1 stop7h 05m
Southwest
Deal found 7/3![Southwest logo]()
$369
This United Airlines deal was found by Cheapflights users on 7/4. 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 8/76:09 pm
FAT
- ORD
1 stop8h 42m
United Airlines
Mon 8/108:12 pm
ORD
- FAT
Nonstop4h 38m
United Airlines
Deal found 7/4![United Airlines logo]()
$393
This Southwest deal was found by Cheapflights users on 7/2. 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 8/41:20 pm
FAT
- MDW
2 stops7h 30m
Southwest
Wed 8/123:10 pm
MDW
- FAT
2 stops8h 40m
Southwest
Deal found 7/2![Southwest logo]()
$374
This American Airlines deal was found by Cheapflights users on 7/3. 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.
Mon 9/141:01 pm
FAT
- STL
2 stops9h 26m
American Airlines
Mon 9/218:00 am
STL
- FAT
1 stop6h 08m
American Airlines
Deal found 7/3![American Airlines logo]()
$412
This Southwest deal was found by Cheapflights users on 7/3. 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 7/275:40 pm
FAT
- MDW
1 stop9h 00m
Southwest
Thu 7/308:15 pm
MDW
- FAT
1 stop5h 55m
Southwest
Deal found 7/3![Southwest logo]()
$383
This United Airlines deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/56:00 am
FAT
- ORD
Nonstop4h 00m
United Airlines
Wed 8/127:56 pm
ORD
- FAT
Nonstop4h 31m
United Airlines
Deal found 7/6![United Airlines logo]()
$422
This Southwest deal was found by Cheapflights users on 7/4. 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 10/25:20 pm
FAT
- MDW
1 stop9h 10m
Southwest
Mon 10/55:25 am
MDW
- FAT
1 stop6h 20m
Southwest
Deal found 7/4![Southwest logo]()
$383
This American Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/297:35 pm
FAT
- PIA
2 stops11h 42m
American Airlines
Sat 8/14:43 pm
PIA
- FAT
1 stop7h 00m
American Airlines
Deal found 7/7![American Airlines logo]()
$466
This United Airlines deal was found by Cheapflights users on 7/4. 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 8/132:12 pm
FAT
- ORD
1 stop6h 53m
United Airlines
Fri 8/218:00 pm
ORD
- FAT
Nonstop4h 31m
United Airlines
Deal found 7/4![United Airlines logo]()
$439
This Southwest deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/135:20 am
FAT
- MDW
2 stops9h 40m
Southwest
Wed 8/192:40 pm
MDW
- FAT
2 stops8h 15m
Southwest
Deal found 7/5![Southwest logo]()
$393
This United Airlines deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/96:00 am
FAT
- ORD
Nonstop4h 00m
United Airlines
Sun 8/165:55 am
ORD
- FAT
1 stop7h 46m
United Airlines
Deal found 7/6![United Airlines logo]()
$439
This American Airlines deal was found by Cheapflights users on 7/3. 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.
Fri 7/173:03 pm
FAT
- PIA
1 stop6h 37m
American Airlines
Wed 7/224:43 pm
PIA
- FAT
1 stop8h 37m
American Airlines
Deal found 7/3![American Airlines logo]()
$496
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/85:20 am
FAT
- STL
2 stops8h 35m
Southwest
Sat 10/176:35 am
STL
- FAT
1 stop5h 30m
Southwest
Deal found 7/7![Southwest logo]()
$405
This United Airlines deal was found by Cheapflights users on 7/4. 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.
Sat 8/296:18 pm
FAT
- PIA
2 stops13h 48m
United Airlines
Wed 9/23:35 pm
PIA
- FAT
1 stop8h 52m
United Airlines
Deal found 7/4![United Airlines logo]()
$454
This American Airlines deal was found by Cheapflights users on 7/3. 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.
Wed 7/227:35 pm
FAT
- PIA
2 stops11h 42m
American Airlines
Sat 7/254:43 pm
PIA
- FAT
1 stop8h 44m
American Airlines
Deal found 7/3![American Airlines logo]()
$501
This Southwest deal was found by Cheapflights users on 7/2. 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 7/305:40 pm
FAT
- MDW
1 stop9h 00m
Southwest
Thu 8/66:40 am
MDW
- FAT
1 stop6h 40m
Southwest
Deal found 7/2![Southwest logo]()
$417
This United Airlines deal was found by Cheapflights users on 7/2. 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.
Tue 11/38:17 am
FAT
- BMI
2 stops10h 58m
United Airlines
Sat 11/79:45 am
BMI
- FAT
2 stops14h 24m
United Airlines
Deal found 7/2![United Airlines logo]()
$459
This Southwest deal was found by Cheapflights users on 7/4. 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 8/73:25 pm
FAT
- MDW
1 stop7h 00m
Southwest
Mon 8/104:30 pm
MDW
- FAT
2 stops8h 30m
Southwest
Deal found 7/4![Southwest logo]()
$418
This United Airlines deal was found by Cheapflights users on 7/2. 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.
Tue 8/257:00 am
FAT
- STL
1 stop6h 38m
United Airlines
Wed 8/2611:15 am
STL
- FAT
2 stops11h 12m
United Airlines
Deal found 7/2![United Airlines logo]()
$482
This Southwest deal was found by Cheapflights users on 7/3. 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 8/86:40 am
FAT
- MDW
1 stop7h 25m
Southwest
Wed 8/123:10 pm
MDW
- FAT
2 stops8h 40m
Southwest
Deal found 7/3![Southwest logo]()
$418
This Southwest deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/65:20 am
FAT
- MDW
2 stops9h 40m
Southwest
Sun 8/96:10 am
MDW
- FAT
1 stop7h 05m
Southwest
Deal found 7/6![Southwest logo]()
$418
This United Airlines deal was found by Cheapflights users on 7/2. 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 8/142:12 pm
FAT
- ORD
1 stop6h 53m
United Airlines
Sun 8/168:00 pm
ORD
- FAT
Nonstop4h 31m
United Airlines
Deal found 7/2![United Airlines logo]()
$534
This United Airlines deal was found by Cheapflights users on 7/4. 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 7/306:00 am
FAT
- ORD
Nonstop4h 00m
United Airlines
Sun 8/28:12 pm
ORD
- FAT
Nonstop4h 38m
United Airlines
Deal found 7/4![United Airlines logo]()
$547
This United Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/117:00 am
FAT
- ORD
Nonstop4h 06m
United Airlines
Sat 9/127:57 pm
ORD
- FAT
Nonstop4h 31m
United Airlines
Deal found 7/2![United Airlines logo]()
$568
This United Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/147:00 am
FAT
- ORD
Nonstop4h 06m
United Airlines
Sun 8/238:00 pm
ORD
- FAT
Nonstop4h 31m
United Airlines
Deal found 7/7![United Airlines logo]()
$568
Last-minute flights from Fresno to IllinoisDiscover last-minute flight deals from Fresno to Illinois. Data last updated July 7, 2026 and is based on user searches.
Discover last-minute flight deals from Fresno to Illinois. Data last updated July 7, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/273:31 pm
FAT
- STL
1 stop24h 34m
Multiple Airlines
Fri 7/317:10 pm
STL
- FAT
1 stop21h 01m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$307
This American Airlines deal was found by Cheapflights users on 7/3. 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.
Mon 7/273:03 pm
FAT
- STL
1 stop6h 55m
American Airlines
Wed 8/58:00 am
STL
- FAT
1 stop6h 02m
American Airlines
Deal found 7/3![American Airlines logo]()
$377
This Southwest deal was found by Cheapflights users on 7/3. 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 7/275:40 pm
FAT
- MDW
1 stop9h 00m
Southwest
Thu 7/308:15 pm
MDW
- FAT
1 stop5h 55m
Southwest
Deal found 7/3![Southwest logo]()
$383
This Kiwi.com deal was found by Cheapflights users on 7/3. 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 8/33:31 pm
FAT
- STL
2 stops21h 25m
Multiple Airlines
Sun 8/97:10 pm
STL
- FAT
1 stop20h 08m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$352
This American Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/411:59 pm
FAT
- STL
1 stop7h 25m
American Airlines
Mon 8/105:42 am
STL
- FAT
1 stop6h 32m
American Airlines
Deal found 7/7![American Airlines logo]()
$311
This Kiwi.com deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/42:07 pm
FAT
- STL
2 stops16h 50m
Multiple Airlines
Mon 8/107:10 pm
STL
- FAT
1 stop20h 07m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$336
This Kiwi.com deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/42:07 pm
FAT
- STL
2 stops16h 50m
Multiple Airlines
Tue 8/117:03 pm
STL
- FAT
1 stop16h 44m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$341
This Southwest deal was found by Cheapflights users on 7/2. 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 8/43:25 pm
FAT
- MDW
1 stop11h 05m
Southwest
Wed 8/123:10 pm
MDW
- FAT
2 stops8h 40m
Southwest
Deal found 7/2![Southwest logo]()
$360
This American Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1212:53 pm
FAT
- STL
2 stops8h 49m
American Airlines
Sat 8/155:42 am
STL
- FAT
2 stops8h 20m
American Airlines
Deal found 7/7![American Airlines logo]()
$321
This Southwest deal was found by Cheapflights users on 7/4. 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 8/181:20 pm
FAT
- MDW
2 stops7h 30m
Southwest
Tue 8/253:10 pm
MDW
- FAT
2 stops8h 40m
Southwest
Deal found 7/4![Southwest logo]()
$359
This Southwest deal was found by Cheapflights users on 7/3. 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 8/205:20 am
FAT
- MDW
2 stops8h 25m
Southwest
Sun 8/239:30 am
MDW
- FAT
1 stop8h 20m
Southwest
Deal found 7/3![Southwest logo]()
$369
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/215:20 am
FAT
- MDW
2 stops8h 25m
Southwest
Fri 8/284:25 pm
MDW
- FAT
2 stops8h 35m
Southwest
Deal found 7/7![Southwest logo]()
$354
One-way flights from Fresno to IllinoisSearch for one-way flight options from Fresno to Illinois. Find affordable one-way fares based on user searches. Data last updated July 7, 2026.
Search for one-way flight options from Fresno to Illinois. Find affordable one-way fares based on user searches. Data last updated July 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/4. 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 8/1210:37 am
FAT
- ORD
1 stop17h 00m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/42:07 pm
FAT
- ORD
1 stop13h 30m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$142
This Kiwi.com deal was found by Cheapflights users on 7/4. 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 10/129:06 pm
FAT
- ORD
1 stop30h 36m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 7/4. 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 9/295:09 pm
FAT
- ORD
1 stop10h 33m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$152
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2412:00 pm
FAT
- STL
1 stop7h 55m
Southwest
Deal found 7/7![Southwest logo]()
$156
This American Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2412:53 pm
FAT
- STL
2 stops9h 21m
American Airlines
Deal found 7/7![American Airlines logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/189:16 pm
FAT
- ORD
1 stop30h 26m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/76:57 pm
FAT
- ORD
1 stop8h 40m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$172
This Southwest deal was found by Cheapflights users on 7/4. 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 8/1312:00 pm
FAT
- MDW
1 stop8h 00m
Southwest
Deal found 7/4![Southwest logo]()
$175
This Expedia deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/138:46 am
FAT
- ORD
1 stop8h 11m
Alaska Airlines
Deal found 7/5![Alaska Airlines logo]()
$175
This Southwest deal was found by Cheapflights users on 7/4. 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.
Wed 8/121:20 pm
FAT
- MDW
2 stops7h 30m
Southwest
Deal found 7/4![Southwest logo]()
$180
This Expedia deal was found by Cheapflights users on 7/2. 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 7/264:22 pm
FAT
- ORD
1 stop18h 59m
Alaska Airlines
Deal found 7/2![Alaska Airlines logo]()
$180
Find flight deals from Fresno to Illinois
Keep the following information in mind while searching for Fresno to Illinois flight deals. Data was last updated July 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $307 (Kiwi.com) |
One-way from | $139 (Kiwi.com) |
Popular in | July |
Cheapest in | February |
Average price | $495 |
Good round-trip deal | $484 or less |
Good one-way deal | $293 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Fresno to Illinois 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 July 7, 2026.
Use the filters below to find and compare flights from Fresno to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
FresnoChicago
FAT - MDW
FATMDW
Fresno Airterminal
Tue 8/4
3:25 pm-4:30 am
1 stop11h 05m
Chicago Midway
Tue 8/11
3:10 pm-9:50 pm
2 stops8h 40m
$360
FresnoChicago
FAT - MDW
FATMDW
Fresno Airterminal
Mon 8/24
5:20 am-3:25 pm
2 stops8h 05m
Chicago Midway
Sun 8/30
6:10 am-11:15 am
1 stop7h 05m
$369
FresnoChicago
FAT - ORD
FATORD
Fresno Airterminal
Tue 8/4
6:00 am-12:00 pm
Nonstop4h 00m
Chicago O'Hare Intl
Wed 8/12
7:00 am-11:38 am
1 stop6h 38m
$373
FresnoChicago
FAT - MDW
FATMDW
Fresno Airterminal
Tue 8/4
1:20 pm-10:50 pm
2 stops7h 30m
Chicago Midway
Wed 8/12
3:10 pm-9:50 pm
2 stops8h 40m
$374
FresnoSt. Louis
FAT - STL
FATSTL
Fresno Airterminal
Mon 7/27
3:03 pm-11:58 pm
1 stop6h 55m
Lambert-St Louis
Wed 8/5
8:00 am-12:02 pm
1 stop6h 02m
$377
FresnoChicago
FAT - MDW
FATMDW
Fresno Airterminal
Mon 7/27
5:40 pm-4:40 am
1 stop9h 00m
Chicago Midway
Thu 7/30
8:15 pm-12:10 am
1 stop5h 55m
$383
FresnoChicago
FAT - MDW
FATMDW
Fresno Airterminal
Fri 10/2
5:20 pm-4:30 am
1 stop9h 10m
Chicago Midway
Mon 10/5
5:25 am-9:45 am
1 stop6h 20m
$383
FresnoChicago
FAT - ORD
FATORD
Fresno Airterminal
Sat 9/12
9:05 am-7:21 pm
1 stop8h 16m
Chicago O'Hare Intl
Mon 9/14
8:17 pm-10:29 am
1 stop16h 12m
$386
FresnoChicago
FAT - ORD
FATORD
Fresno Airterminal
Fri 8/7
6:09 pm-4:51 am
1 stop8h 42m
Chicago O'Hare Intl
Mon 8/10
8:12 pm-10:50 pm
Nonstop4h 38m
$393
FresnoChicago
FAT - MDW
FATMDW
Fresno Airterminal
Thu 8/13
5:20 am-5:00 pm
2 stops9h 40m
Chicago Midway
Wed 8/19
2:40 pm-8:55 pm
2 stops8h 15m
$393
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Fresno to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Fresno with our price prediction graph.
FAT-STL
FAT-MDW
FAT-ORD
FAT-PIA
FAT-BMI
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 Fresno to Illinois
FAT-USIL
FAT-STL
FAT-MDW
FAT-ORD
FAT-PIA
What is the cheapest month to book a flight from Fresno to Illinois?
Currently, March is the cheapest month in which you can book a flight from Fresno to Illinois (average of $93). Flying from Fresno to Illinois in December is currently the most expensive (average of $269). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from FAT to IL?
Find hourly flight availability from Fresno to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 7, 2026.
When flying from Fresno to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from Fresno to Illinois
Explore weekly flight availability from Fresno to Illinois. 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 July 7, 2026.
The most flights from FAT to USIL are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).
How much does it cost to fly round-trip from Fresno to Illinois?
How far ahead should I book a flight from Fresno to Illinois?
The best time to book flights from Fresno to Illinois is 70 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Reviews of airlines servicing Illinois
Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated July 7, 2026.
See what other customers who have flown with Alaska Airlines,Southwest, andDelta from Fresno to Illinois have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.9
Comfort
7.8
Crew
8.5
Food
7.0
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Overall
7.9
Comfort
7.8
Crew
8.5
Food
7.0
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Overall
7.9
Comfort
7.8
Crew
8.5
Food
7.0
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Overall
7.9
Comfort
7.8
Crew
8.5
Food
7.0
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Overall
7.9
Comfort
7.8
Crew
8.5
Food
7.0
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Overall
7.9
Comfort
7.8
Crew
8.5
Food
7.0
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Related info for your journey
Find useful and relevant information for your journey from Fresno to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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
Other flight options
Popular flights
Top destinations
Alternative routes for Fresno to Illinois
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Illinois by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Fresno to Illinois by cabin class
Find flights from Fresno to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Fresno and Illinois flights
Browse other Fresno and Illinois flight options. Last updated on July 7, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Fresno to Illinois flights
Consider these flights traveling from Fresno to Illinois.
Top 4 airlines flying from Fresno to Illinois
Discover the top 4 airlines that operate flights from Fresno to Illinois. 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 July 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$243 | Average$434 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$248 | Average$338 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$277 | Average$465 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$286 | Average$441 | FlexibilityNo cancel fee | On-time69% |