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$258+ Cheap flights from Monroe (MLU) to Illinois

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/29. Fares are subject to change and may not be available on all flights or dates of travel.
MLU — ORD
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Monroe to Illinois

Keep the following information in mind while searching for Monroe to Illinois flight deals. Data was last updated September 17, 2025.

Round-trip from

$258
(Delta)
From Monroe Huenefeld to Illinois
Search Deals

Find flight deals from Monroe to Illinois

Cheapest flights from Monroe to Illinois
Explore the most affordable flight options available from Monroe to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Delta deal was found by Cheapflights users on 9/17. 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.
Wed 10/291:00 pmMLU - ORD
1 stop5h 49mDelta
Sat 11/19:39 amORD - MLU
1 stop7h 34mDelta
Deal found 9/17$258
This Delta deal was found by Cheapflights users on 9/17. 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.
Thu 10/25:49 pmMLU - ORD
1 stop6h 05mDelta
Mon 10/65:20 amORD - MLU
1 stop7h 00mDelta
Deal found 9/17$318
This American Airlines deal was found by Cheapflights users on 9/14. 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 11/146:45 pmMLU - ORD
1 stop4h 52mAmerican Airlines
Sun 11/162:54 pmORD - MLU
1 stop7h 22mAmerican Airlines
Deal found 9/14$333
This Delta deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/15:49 pmMLU - ORD
1 stop4h 25mDelta
Sun 10/55:30 amORD - MLU
1 stop6h 43mDelta
Deal found 9/15$423
This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/255:30 amMLU - ORD
1 stop5h 24mAmerican Airlines
Sun 12/2810:29 amORD - MLU
1 stop7h 03mAmerican Airlines
Deal found 9/15$442
This American Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/226:23 pmMLU - ORD
1 stop5h 31mAmerican Airlines
Sat 11/2910:25 amORD - MLU
1 stop7h 27mAmerican Airlines
Deal found 9/16$452
This Delta deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/146:00 amMLU - ORD
2 stops10h 52mDelta
Sun 11/165:32 amORD - MLU
1 stop6h 52mDelta
Deal found 9/15$523

Cheapflights Fare Finder

 
Customize your flight search to find flights from Monroe 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 September 17, 2025.
Use the filters below to find and compare flights from Monroe to Illinois that are best for you.

Fly from

Monroe

Fly to

Illinois

Route

Depart

Return

Price

MonroeChicago

MLU - ORD

MLUORD

Monroe Huenefeld

Wed 10/29

1:00 pm-6:49 pm

1 stop5h 49m

Chicago O'Hare Intl

Sat 11/1

9:39 am-5:13 pm

1 stop7h 34m

$258

MonroeChicago

MLU - ORD

MLUORD

Monroe Huenefeld

Thu 10/2

5:49 pm-11:54 pm

1 stop6h 05m

Chicago O'Hare Intl

Mon 10/6

6:45 am-12:20 pm

1 stop5h 35m

$318

MonroeChicago

MLU - ORD

MLUORD

Monroe Huenefeld

Fri 11/14

6:45 pm-11:37 pm

1 stop4h 52m

Chicago O'Hare Intl

Sun 11/16

2:54 pm-10:16 pm

1 stop7h 22m

$333

MonroeChicago

MLU - ORD

MLUORD

Monroe Huenefeld

Wed 10/1

5:49 pm-10:14 pm

1 stop4h 25m

Chicago O'Hare Intl

Sun 10/5

5:30 am-12:13 pm

1 stop6h 43m

$423

MonroeChicago

MLU - ORD

MLUORD

Monroe Huenefeld

Fri 11/14

6:00 am-4:52 pm

2 stops10h 52m

Chicago O'Hare Intl

Sun 11/16

5:32 am-12:24 pm

1 stop6h 52m

$523

MonroeChicago

MLU - ORD

MLUORD

Monroe Huenefeld

Mon 10/6

1:00 pm-6:49 pm

1 stop5h 49m

Chicago O'Hare Intl

Thu 10/9

9:42 am-5:13 pm

1 stop7h 31m

$610

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Best time to book a flight from Monroe to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Monroe 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 Monroe to Illinois
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Monroe 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 Monroe to Illinois?

    Located just 4.4 mi from the city center, Monroe Huenefeld (MLU) is the airport most travelers will use when flying to Illinois from Monroe.

  • How long is the flight from Monroe to Illinois?

    Departing from Monroe to Illinois will take you 4h 52m. The distance from Monroe to Illinois is about 692 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Monroe to Illinois (average of $245). Flying from Monroe to Illinois in March is currently the most expensive (average of $321). 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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