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Fresno

$172+ Cheap flights from Illinois to Fresno (FAT)

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 6/16. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — FAT
Jun 20 — Jun 271
Sat 6/20
Sat 6/27
1 adult, Economy
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Cheap flight deals from Illinois to Fresno

Cheapest flights from Illinois to Fresno
Explore the most affordable flight options available from Illinois to Fresno. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 21, 2026.

This Kiwi.com deal was found by Cheapflights users on 5/17. 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.
Tue 10/136:50 am
ORD
-
FAT
1 stop11h 27m
Multiple Airlines
Tue 10/205:07 pm
FAT
-
ORD
2 stops14h 54m
Multiple Airlines
Deal found 5/17$293
This Kiwi.com deal was found by Cheapflights users on 5/17. 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.
Tue 7/77:15 am
ORD
-
FAT
1 stop28h 32m
Multiple Airlines
Tue 7/142:07 pm
FAT
-
ORD
1 stop13h 21m
Multiple Airlines
Deal found 5/17$296
This Kiwi.com deal was found by Cheapflights users on 5/20. 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.
Fri 9/116:50 am
ORD
-
FAT
1 stop8h 30m
Multiple Airlines
Sat 9/193:22 pm
FAT
-
ORD
1 stop12h 20m
Multiple Airlines
Deal found 5/20$313
This Kiwi.com deal was found by Cheapflights users on 5/19. 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 6/307:20 am
ORD
-
FAT
1 stop28h 27m
Multiple Airlines
Tue 7/142:07 pm
FAT
-
ORD
1 stop13h 21m
Multiple Airlines
Deal found 5/19$316
This Kiwi.com deal was found by Cheapflights users on 5/18. 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 8/102:52 pm
STL
-
FAT
1 stop24h 25m
Multiple Airlines
Mon 8/173:35 pm
FAT
-
STL
1 stop24h 33m
Multiple Airlines
Deal found 5/18$320
This Kiwi.com deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/212:31 pm
MLI
-
FAT
1 stop28h 10m
Allegiant Air
Wed 7/1510:37 am
FAT
-
MLI
1 stop23h 04m
Allegiant Air
Deal found 5/21$326
This United Airlines deal was found by Cheapflights users on 5/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/158:12 pm
ORD
-
FAT
Nonstop4h 38m
United Airlines
Tue 6/236:25 am
FAT
-
ORD
Nonstop4h 03m
United Airlines
Deal found 5/18$329
This United Airlines deal was found by Cheapflights users on 5/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/38:00 pm
ORD
-
FAT
Nonstop4h 32m
United Airlines
Sat 10/106:04 pm
FAT
-
ORD
1 stop9h 00m
United Airlines
Deal found 5/18$339
This Kiwi.com deal was found by Cheapflights users on 5/20. 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.
Tue 6/97:20 am
ORD
-
FAT
1 stop28h 26m
Multiple Airlines
Fri 6/196:54 pm
FAT
-
ORD
1 stop8h 13m
Multiple Airlines
Deal found 5/20$348
This Alaska Airlines deal was found by Cheapflights users on 5/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/237:59 pm
ORD
-
FAT
1 stop16h 30m
Alaska Airlines
Sat 8/2911:11 am
FAT
-
ORD
1 stop24h 11m
Alaska Airlines
Deal found 5/20$349
This Southwest deal was found by Cheapflights users on 5/18. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/128:15 pm
MDW
-
FAT
1 stop5h 50m
Southwest
Mon 6/155:35 pm
FAT
-
MDW
1 stop9h 05m
Southwest
Deal found 5/18$349
This Delta deal was found by Cheapflights users on 5/17. 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 8/297:45 am
ORD
-
FAT
1 stop5h 57m
Delta
Fri 9/49:45 am
FAT
-
ORD
2 stops12h 12m
Delta
Deal found 5/17$354

Find flight deals from Illinois to Fresno

Keep the following information in mind while searching for Illinois to Fresno flight deals. Data was last updated May 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$296
(Kiwi.com)

One-way from

$172
(Kiwi.com)

Popular in

February

Cheapest in

October

Average price

$378

Good round-trip deal

$390 or less

Good one-way deal

$243 or less
Provider with most accurate pricing for Chicago (CHI)-Fresno Airterminal flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Fresno Airterminal flights.
Search Deals
From Illinois to Fresno Airterminal
Search Deals
One-way flight from Illinois to Fresno Airterminal
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($59 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from Illinois to Fresno Airterminal.
Search Deals
Price to beat on a one-way flight from Illinois to Fresno Airterminal.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Fresno 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 May 21, 2026.
Use the filters below to find and compare flights from Illinois to Fresno that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoFresno

ORD - FAT

ORDFAT

Chicago O'Hare Intl

Sat 10/3

8:00 pm-10:32 pm

Nonstop4h 32m

Fresno Airterminal

Sat 10/10

12:00 pm-9:20 pm

1 stop7h 20m

$339

ChicagoFresno

MDW - FAT

MDWFAT

Chicago Midway

Fri 6/12

8:15 pm-12:05 am

1 stop5h 50m

Fresno Airterminal

Mon 6/15

5:35 pm-4:40 am

1 stop9h 05m

$349

ChicagoFresno

ORD - FAT

ORDFAT

Chicago O'Hare Intl

Sun 8/23

7:59 pm-10:29 am

1 stop16h 30m

Fresno Airterminal

Sat 8/29

11:11 am-1:22 pm

1 stop24h 11m

$349

ChicagoFresno

ORD - FAT

ORDFAT

Chicago O'Hare Intl

Thu 8/20

7:45 am-11:42 am

1 stop5h 57m

Fresno Airterminal

Sun 8/23

12:24 pm-9:58 pm

1 stop7h 34m

$349

ChicagoFresno

ORD - FAT

ORDFAT

Chicago O'Hare Intl

Sun 8/23

7:45 am-11:42 am

1 stop5h 57m

Fresno Airterminal

Sun 8/30

12:24 pm-9:58 pm

1 stop7h 34m

$349

ChicagoFresno

ORD - FAT

ORDFAT

Chicago O'Hare Intl

Sat 8/29

7:45 am-11:42 am

1 stop5h 57m

Fresno Airterminal

Fri 9/4

9:45 am-11:57 pm

2 stops12h 12m

$354

ChicagoFresno

ORD - FAT

ORDFAT

Chicago O'Hare Intl

Wed 10/7

5:30 am-4:37 pm

2 stops13h 07m

Fresno Airterminal

Tue 10/13

6:00 am-6:40 pm

2 stops10h 40m

$359

ChicagoFresno

ORD - FAT

ORDFAT

Chicago O'Hare Intl

Fri 6/5

9:00 am-3:04 pm

1 stop8h 04m

Fresno Airterminal

Sun 6/7

7:00 pm-1:14 pm

1 stop16h 14m

$384

ChicagoFresno

MDW - FAT

MDWFAT

Chicago Midway

Fri 9/11

2:50 pm-10:05 pm

1 stop9h 15m

Fresno Airterminal

Sat 9/19

11:10 am-10:15 pm

2 stops9h 05m

$388

ChicagoFresno

ORD - FAT

ORDFAT

Chicago O'Hare Intl

Thu 9/10

11:30 am-9:44 pm

2 stops12h 14m

Fresno Airterminal

Wed 9/16

12:55 pm-9:58 pm

1 stop7h 03m

$389

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/19

Showing 1-10 of 49 resultsSorted by cheapest first
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Best time to book a flight from Illinois to Fresno

Have a flexible travel schedule? Discover the best time to fly to Fresno from Illinois with our price prediction graph.
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 Illinois to Fresno

What is the cheapest month to book a flight from Illinois to Fresno?

Currently, June is the cheapest month in which you can book a flight from Illinois to Fresno (average of $128). Flying from Illinois to Fresno in August 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 IL to FAT?

Find hourly flight availability from Illinois to Fresno. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 21, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Fresno as you normally would.

How much does it cost to fly round-trip from Illinois to Fresno?

How far ahead should I book a flight from Illinois to Fresno?

Booking 73 days in advance of your planned departure date is, on average, the best time to get cheap flights from Illinois to Fresno. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Fresno. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Fresno from Illinois?

    If you book a flight to Fresno from Illinois, you will be flying to Airterminal, which is the city’s only airport. Fresno Airterminal (FAT) is located 4.8 mi from the center of Fresno.

  • How long is the flight from Illinois to Fresno?

    A quick flight from Illinois to Fresno can take about 4h 32m. United Airlines provides one of the quickest options available for as low as $339. The distance between Illinois and Fresno is about 1725 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Illinois to Fresno one-way?

    For one-way options, check prices for Southwest. According to our data, you can fly for as low as $85. Users have also found prices from $129 and $131 on American Airlines and Alaska Airlines, respectively.

  • What are the most popular routes from Illinois to Fresno?

    Most travelers choose Chicago O'Hare Intl - Fresno Airterminal, Chicago Midway - Fresno Airterminal or Lambert-St Louis - Fresno Airterminal when deciding on the best route from Illinois to Fresno.

  • What are the cheapest flights from Illinois to Fresno?

    Looking at all options, your cheapest flight can be booked for $228. While the most popular route (Chicago O'Hare Intl - Fresno Airterminal) can be booked for $313 on average, our data indicates $510 when flying from Illinois to Fresno.

  • Can I find deals for flights from Illinois to Fresno that include hotel bookings?

    Yes. In addition to deals on Illinois to Fresno flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Fresno?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Fresno.

  • Can I find deals for business class flights from Illinois to Fresno?

    Yes. Cheapflights offers flight deals from Illinois to Fresno by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Illinois to Fresno?

    Currently, June is the cheapest month in which you can book a flight from Illinois to Fresno (average of $128). Flying from Illinois to Fresno in August 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.

See more FAQs

Traveling to a place near Fresno?

Book flights to Fresno if you plan to visit one of these locations
Madera
Clovis
Kingsburg
Bass Lake

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Alternative routes for Illinois to Fresno

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Illinois to Fresno

Discover the top 5 airlines that operate flights from Illinois to Fresno. 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 May 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$164Average$434FlexibilityNo cancel feeOn-time63%
DeltaCheapest$186Average$374FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$222Average$368FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$250Average$470FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$279Average$381FlexibilityNo cancel feeOn-time69%

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