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$80+ 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 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
FAT — ORD
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap flight deals from Fresno to Illinois

Cheapest flights from Fresno to Illinois
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 December 4, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/2. 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.
Thu 12/114:20 pmFAT - STL
1 stop17h 52mMultiple Airlines
Sun 12/1410:44 pmSTL - FAT
1 stop10h 51mMultiple Airlines
Deal found 12/2$285
This Southwest deal was found by Cheapflights users on 12/3. 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.
Fri 12/195:20 amFAT - MDW
1 stop8h 20mSouthwest
Mon 1/268:10 amMDW - FAT
1 stop8h 20mSouthwest
Deal found 12/3$288
This United Airlines deal was found by Cheapflights users on 12/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/259:00 amFAT - ORD
1 stop7h 55mUnited Airlines
Sat 1/36:00 amORD - FAT
1 stop7h 52mUnited Airlines
Deal found 12/3$289
This Alaska Airlines deal was found by Cheapflights users on 12/2. 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.
Tue 12/307:58 pmFAT - ORD
1 stop16h 39mAlaska Airlines
Tue 1/68:39 amORD - FAT
1 stop8h 29mAlaska Airlines
Deal found 12/2$296
This Kiwi.com deal was found by Cheapflights users on 12/3. 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 12/2210:22 pmFAT - ORD
1 stop13h 55mMultiple Airlines
Wed 12/3112:39 pmORD - FAT
2 stops24h 36mMultiple Airlines
Deal found 12/3$301
This Alaska Airlines deal was found by Cheapflights users on 12/1. 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.
Fri 12/1910:18 amFAT - ORD
1 stop7h 44mAlaska Airlines
Thu 1/293:44 pmORD - FAT
1 stop8h 47mAlaska Airlines
Deal found 12/1$302
This American Airlines deal was found by Cheapflights users on 12/1. 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 12/1912:34 pmFAT - ORD
1 stop7h 46mAmerican Airlines
Tue 1/65:00 amORD - FAT
1 stop6h 24mAmerican Airlines
Deal found 12/1$324
This Southwest deal was found by Cheapflights users on 12/3. 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 12/258:10 amFAT - MDW
1 stop6h 50mSouthwest
Sat 1/35:15 amMDW - FAT
1 stop6h 00mSouthwest
Deal found 12/3$333
This Kiwi.com deal was found by Cheapflights users on 12/2. 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.
Thu 12/185:21 pmFAT - STL
1 stop26h 04mMultiple Airlines
Tue 12/304:27 pmSTL - FAT
2 stops44h 48mMultiple Airlines
Deal found 12/2$343
This Alaska Airlines deal was found by Cheapflights users on 12/1. 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.
Fri 12/1910:18 amFAT - ORD
1 stop7h 44mAlaska Airlines
Tue 1/68:00 amORD - FAT
2 stops14h 35mAlaska Airlines
Deal found 12/1$349
This Alaska Airlines deal was found by Cheapflights users on 12/3. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/162:01 pmFAT - ORD
1 stop7h 49mAlaska Airlines
Thu 12/187:00 amORD - FAT
1 stop9h 08mAlaska Airlines
Deal found 12/3$359
This Kiwi.com deal was found by Cheapflights users on 12/2. 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.
Sun 12/215:21 pmFAT - STL
2 stops14h 41mMultiple Airlines
Tue 12/3010:10 pmSTL - FAT
1 stop13h 15mMultiple Airlines
Deal found 12/2$368

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 December 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$217
(American Airlines)

One-way from

$80
(Alaska Airlines)

Popular in

June

Cheapest in

September

Average price

$418

Good round-trip deal

$417 or less

Good one-way deal

$223 or less
Provider with most accurate pricing for Fresno Airterminal-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Fresno Airterminal-Chicago (CHI) flights.
Search Deals
From Fresno Airterminal to Illinois
Search Deals
One-way flight from Fresno Airterminal to Illinois
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($44 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Fresno Airterminal to Illinois.
Search Deals
Price to beat on a one-way flight from Fresno Airterminal to Illinois.
Search Deals

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 December 4, 2025.
Use the filters below to find and compare flights from Fresno to Illinois that are best for you.

Fly from

Fresno

Fly to

Illinois

Route

Depart

Return

Price

FresnoSt. Louis

FAT - STL

FATSTL

Fresno Airterminal

Thu 2/5

5:25 am-1:55 pm

1 stop6h 30m

Lambert-St Louis

Mon 2/9

5:20 pm-9:00 pm

1 stop5h 40m

$282

FresnoChicago

FAT - MDW

FATMDW

Fresno Airterminal

Sat 2/14

5:30 am-2:30 pm

2 stops7h 00m

Chicago Midway

Mon 2/16

7:50 am-1:50 pm

1 stop8h 00m

$283

FresnoChicago

FAT - ORD

FATORD

Fresno Airterminal

Thu 2/26

3:10 pm-11:59 pm

1 stop6h 49m

Chicago O'Hare Intl

Mon 3/2

2:07 pm-10:36 pm

2 stops10h 29m

$287

FresnoChicago

FAT - MDW

FATMDW

Fresno Airterminal

Thu 1/22

12:35 pm-9:50 pm

1 stop7h 15m

Chicago Midway

Sun 1/25

3:25 pm-10:05 pm

2 stops8h 40m

$293

FresnoChicago

FAT - MDW

FATMDW

Fresno Airterminal

Mon 1/5

5:15 am-4:20 pm

2 stops9h 05m

Chicago Midway

Tue 1/6

8:10 am-2:30 pm

2 stops8h 20m

$295

FresnoChicago

FAT - MDW

FATMDW

Fresno Airterminal

Thu 1/1

8:10 am-7:35 pm

2 stops9h 25m

Chicago Midway

Tue 1/6

8:10 am-2:30 pm

2 stops8h 20m

$295

FresnoChicago

FAT - ORD

FATORD

Fresno Airterminal

Tue 12/30

7:58 pm-2:37 pm

1 stop16h 39m

Chicago O'Hare Intl

Tue 1/6

8:39 am-3:08 pm

1 stop8h 29m

$296

FresnoChicago

FAT - ORD

FATORD

Fresno Airterminal

Sat 1/3

2:42 pm-1:52 am

2 stops33h 10m

Chicago O'Hare Intl

Wed 1/7

7:57 pm-4:53 pm

1 stop22h 56m

$299

FresnoChicago

FAT - ORD

FATORD

Fresno Airterminal

Sat 2/14

7:06 pm-2:58 pm

1 stop17h 52m

Chicago O'Hare Intl

Mon 2/16

2:07 pm-2:39 pm

2 stops26h 32m

$299

FresnoChicago

FAT - MDW

FATMDW

Fresno Airterminal

Fri 12/19

5:20 am-3:40 pm

1 stop8h 20m

Chicago Midway

Mon 1/26

5:05 am-11:50 am

2 stops8h 45m

$310

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 54 results
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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.
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

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

Currently, January is the cheapest month in which you can book a flight from Fresno to Illinois (average of $191). Flying from Fresno to Illinois in July is currently the most expensive (average of $288). 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 December 4, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 27% on flights from Fresno to Illinois by exploring options for tickets in the afternoon.

What is the cheapest day to fly from Fresno to Illinois?

Use this chart to determine the cheapest time to fly round-trip from Fresno to Illinois. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Fresno to Illinois flight should consider departing on Saturday at noon 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 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 December 4, 2025.
See what other customers who have flown with Alaska Airlines, Southwest, and Delta 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.
Alaska Airlines
8.0
Very good
11,402 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.
Alaska Airlines
8.0
Very good
11,402 reviews
Alaska Airlines
8.0
Very good
11,402 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.
Southwest
8.0
Very good
4,250 reviews
Alaska Airlines
8.0
Very good
11,402 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.
Delta
7.9
Good
8,011 reviews
Alaska Airlines
8.0
Very good
11,402 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.
United Airlines
7.4
Good
9,066 reviews
Alaska Airlines
8.0
Very good
11,402 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.
American Airlines
7.2
Good
11,047 reviews
Alaska Airlines
8.0
Very good
11,402 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.

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.

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

    Fresno Airterminal (FAT) is the airport you will fly out of if you book a flight from Fresno to Illinois. It is only a 4.8 mi journey to Airterminal (FAT) from Fresno’s city center.

  • How long is the flight from Fresno to Illinois?

    There are many flights that can get you from Fresno to Illinois in 5h 27m. Fly via Southwest, Alaska Airlines, or American Airlines to get the fastest option. The distance between Fresno and Illinois is about 1601 mi. This flight may include one or multiple stops.

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

    One-way options have recently been found by users for as low as $108 on Delta. Other airlines that offer cheap prices include American Airlines from $118 and Alaska Airlines from $134 one-way.

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

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

  • What are the cheapest flights from Fresno to Illinois?

    Looking for the cheapest flight from Fresno to Illinois? While on average our users pay $395, our data indicates the cheapest price to be $158. The most popular route (Fresno Airterminal - Chicago O'Hare Intl), is priced around $153.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Fresno to Illinois 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 Fresno to Illinois?

    Currently, January is the cheapest month in which you can book a flight from Fresno to Illinois (average of $191). Flying from Fresno to Illinois in July is currently the most expensive (average of $288). 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

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Alternative routes for Fresno to Illinois

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

Discover the top 5 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 December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$234Average$425FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$237Average$303FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$243Average$490FlexibilityNo cancel feeOn-time71%
DeltaCheapest$256Average$352FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$280Average$440FlexibilityNo cancel feeOn-time69%

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