$348+ 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 10/30. Fares are subject to change and may not be available on all flights or dates of travel.
MLU — ORD
Nov 12 — Nov 191
Round-trip
1 adult, Economy
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Cheapest flights from Monroe to IllinoisExplore 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 October 13, 2026.
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 October 13, 2026.
This Delta deal was found by Cheapflights users on 10/10. 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 10/301:05 pm -
1 stop7h 33m
Mon 11/25:27 am -
1 stop6h 53m
Deal found 10/10![Delta logo]()
$348
This American Airlines deal was found by Cheapflights users on 10/8. 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 10/236:48 pm -
1 stop5h 11m
Tue 10/272:50 pm -
1 stop7h 46m
Deal found 10/8![American Airlines logo]()
$388
This Delta deal was found by Cheapflights users on 10/8. 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 10/235:54 pm -
1 stop4h 39m
Tue 10/275:09 pm -
1 stop5h 00m
Deal found 10/8![Delta logo]()
$388
This Delta deal was found by Cheapflights users on 10/8. 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 10/235:54 pm -
1 stop6h 03m
Tue 10/2711:19 am -
2 stops10h 50m
Deal found 10/8![Delta logo]()
$394
This Delta deal was found by Cheapflights users on 10/12. 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.
Tue 10/271:05 pm -
2 stops7h 25m
Sat 10/311:55 pm -
2 stops8h 14m
Deal found 10/12![Delta logo]()
$399
This Delta deal was found by Cheapflights users on 10/10. 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 10/155:54 pm -
1 stop6h 03m
Wed 10/216:30 am -
1 stop5h 50m
Deal found 10/10![Delta logo]()
$518
This Delta deal was found by Cheapflights users on 10/10. 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 10/156:19 am -
2 stops10h 28m
Wed 10/216:04 am -
1 stop6h 16m
Deal found 10/10![Delta logo]()
$524
This American Airlines deal was found by Cheapflights users on 10/9. 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 10/96:48 pm -
1 stop5h 11m
Mon 10/125:00 am -
1 stop4h 44m
Deal found 10/9![American Airlines logo]()
$578
This Delta deal was found by Cheapflights users on 10/10. 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 11/15:55 pm -
1 stop4h 38m
Thu 11/511:38 am -
1 stop5h 36m
Deal found 10/10![Delta logo]()
$694
This Delta deal was found by Cheapflights users on 10/12. 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.
Tue 10/276:19 am -
2 stops10h 28m
Sat 10/311:27 pm -
2 stops8h 42m
Deal found 10/12![Delta logo]()
$809
This Delta deal was found by Cheapflights users on 10/9. 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 10/106:19 am -
1 stop4h 18m
Mon 10/126:04 am -
1 stop16h 05m
Deal found 10/9![Delta logo]()
$838
Best flights from Monroe to IllinoisDiscover carefully curated flight deals from Monroe to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 13, 2026.
Discover carefully curated flight deals from Monroe to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 13, 2026.
This Delta deal was found by Cheapflights users on 10/10. 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 10/301:05 pm -
1 stop7h 33m
Mon 11/25:27 am -
1 stop6h 53m
Deal found 10/10![Delta logo]()
$348
This American Airlines deal was found by Cheapflights users on 10/8. 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 1/206:00 am -
1 stop6h 30m
Sat 1/232:52 pm -
1 stop8h 07m
Deal found 10/8![American Airlines logo]()
$348
This Delta deal was found by Cheapflights users on 10/8. 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 1/205:20 pm -
1 stop4h 50m
Sat 1/235:25 pm -
1 stop4h 45m
Deal found 10/8![Delta logo]()
$348
This American Airlines deal was found by Cheapflights users on 10/8. 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 10/236:48 pm -
1 stop5h 11m
Tue 10/272:50 pm -
1 stop7h 46m
Deal found 10/8![American Airlines logo]()
$388
This Delta deal was found by Cheapflights users on 10/8. 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 1/206:02 am -
1 stop7h 18m
Sat 1/2312:15 pm -
2 stops9h 55m
Deal found 10/8![Delta logo]()
$354
This Delta deal was found by Cheapflights users on 10/12. 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.
Tue 10/271:05 pm -
1 stop7h 33m
Sat 10/315:27 am -
1 stop6h 53m
Deal found 10/12![Delta logo]()
$388
This Delta deal was found by Cheapflights users on 10/12. 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.
Tue 10/275:54 pm -
1 stop4h 39m
Sat 10/316:04 am -
1 stop6h 16m
Deal found 10/12![Delta logo]()
$388
This Delta deal was found by Cheapflights users on 10/8. 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 10/235:54 pm -
1 stop6h 03m
Tue 10/2711:19 am -
2 stops10h 50m
Deal found 10/8![Delta logo]()
$394
This Delta deal was found by Cheapflights users on 10/8. 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 10/235:54 pm -
1 stop4h 39m
Tue 10/2712:27 pm -
2 stops9h 42m
Deal found 10/8![Delta logo]()
$394
This American Airlines deal was found by Cheapflights users on 10/11. 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 12/254:48 pm -
1 stop5h 17m
Mon 12/286:00 am -
1 stop7h 18m
Deal found 10/11![American Airlines logo]()
$579
This Delta deal was found by Cheapflights users on 10/9. 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.
Tue 11/36:19 am -
1 stop4h 24m
Thu 11/511:38 am -
1 stop5h 36m
Deal found 10/9![Delta logo]()
$694
This Delta deal was found by Cheapflights users on 10/10. 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 11/15:55 pm -
1 stop4h 38m
Thu 11/511:38 am -
1 stop5h 36m
Deal found 10/10![Delta logo]()
$694
Last-minute flights from Monroe to IllinoisDiscover last-minute flight deals from Monroe to Illinois. Data last updated October 13, 2026 and is based on user searches.
Discover last-minute flight deals from Monroe to Illinois. Data last updated October 13, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 10/9. 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 10/96:48 pm -
1 stop5h 11m
Mon 10/125:00 am -
1 stop4h 44m
Deal found 10/9![American Airlines logo]()
$578
This Delta deal was found by Cheapflights users on 10/9. 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 10/106:19 am -
1 stop4h 18m
Mon 10/126:04 am -
1 stop16h 05m
Deal found 10/9![Delta logo]()
$838
This Delta deal was found by Cheapflights users on 10/10. 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 10/155:54 pm -
1 stop6h 03m
Wed 10/216:30 am -
1 stop5h 50m
Deal found 10/10![Delta logo]()
$518
This Delta deal was found by Cheapflights users on 10/10. 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 10/156:19 am -
2 stops10h 28m
Wed 10/216:04 am -
1 stop6h 16m
Deal found 10/10![Delta logo]()
$524
This American Airlines deal was found by Cheapflights users on 10/8. 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 10/236:48 pm -
1 stop5h 11m
Tue 10/272:50 pm -
1 stop7h 46m
Deal found 10/8![American Airlines logo]()
$388
This Delta deal was found by Cheapflights users on 10/8. 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 10/235:54 pm -
1 stop4h 39m
Tue 10/275:09 pm -
1 stop5h 00m
Deal found 10/8![Delta logo]()
$388
This Delta deal was found by Cheapflights users on 10/8. 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 10/235:54 pm -
1 stop6h 03m
Tue 10/2711:19 am -
2 stops10h 50m
Deal found 10/8![Delta logo]()
$394
This Delta deal was found by Cheapflights users on 10/12. 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.
Tue 10/271:05 pm -
2 stops7h 25m
Sat 10/311:55 pm -
2 stops8h 14m
Deal found 10/12![Delta logo]()
$399
This Delta deal was found by Cheapflights users on 10/12. 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.
Tue 10/276:19 am -
2 stops10h 28m
Sat 10/311:27 pm -
2 stops8h 42m
Deal found 10/12![Delta logo]()
$809
This Delta deal was found by Cheapflights users on 10/10. 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 10/301:05 pm -
1 stop7h 33m
Mon 11/25:27 am -
1 stop6h 53m
Deal found 10/10![Delta logo]()
$348
This Delta deal was found by Cheapflights users on 10/10. 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 11/15:55 pm -
1 stop4h 38m
Thu 11/511:38 am -
1 stop5h 36m
Deal found 10/10![Delta logo]()
$694
Find flight deals from Monroe to Illinois
Keep the following information in mind while searching for Monroe to Illinois flight deals. Data was last updated October 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $348 (Delta) |
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 7,457,451 searches. Data last updated October 13, 2026.
Use the filters below to find and compare flights from Monroe to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
MonroeChicago
MLU Monroe Huenefeld - ORD Chicago O'Hare Intl
MLUORD
Monroe Huenefeld
Fri 10/30
1:05 pm-8:38 pm
1 stop7h 33m
Chicago O'Hare Intl
Mon 11/2
5:27 am-12:20 pm
1 stop6h 53m
$348
MonroeChicago
MLU Monroe Huenefeld - ORD Chicago O'Hare Intl
MLUORD
Monroe Huenefeld
Wed 1/20
6:00 am-12:30 pm
1 stop6h 30m
Chicago O'Hare Intl
Sat 1/23
2:52 pm-10:59 pm
1 stop8h 07m
$348
Quickest round-trip
MonroeChicago
MLU Monroe Huenefeld - MDW Chicago Midway
MLUMDW
Monroe Huenefeld
Wed 1/20
5:20 pm-10:10 pm
1 stop4h 50m
Chicago Midway
Sat 1/23
5:25 pm-10:10 pm
1 stop4h 45m
$348
MonroeChicago
MLU Monroe Huenefeld - ORD Chicago O'Hare Intl
MLUORD
Monroe Huenefeld
Wed 1/20
6:02 am-1:20 pm
1 stop7h 18m
Chicago O'Hare Intl
Sat 1/23
12:15 pm-10:10 pm
2 stops9h 55m
$354
MonroeChicago
MLU Monroe Huenefeld - ORD Chicago O'Hare Intl
MLUORD
Monroe Huenefeld
Fri 10/23
6:48 pm-11:59 pm
1 stop5h 11m
Chicago O'Hare Intl
Tue 10/27
2:50 pm-10:36 pm
1 stop7h 46m
$388
MonroeChicago
MLU Monroe Huenefeld - ORD Chicago O'Hare Intl
MLUORD
Monroe Huenefeld
Tue 10/27
1:05 pm-8:38 pm
1 stop7h 33m
Chicago O'Hare Intl
Sat 10/31
5:27 am-12:20 pm
1 stop6h 53m
$388
MonroeChicago
MLU Monroe Huenefeld - MDW Chicago Midway
MLUMDW
Monroe Huenefeld
Tue 10/27
5:54 pm-10:33 pm
1 stop4h 39m
Chicago Midway
Sat 10/31
6:04 am-12:20 pm
1 stop6h 16m
$388
MonroeChicago
MLU Monroe Huenefeld - ORD Chicago O'Hare Intl
MLUORD
Monroe Huenefeld
Fri 10/23
5:54 pm-11:57 pm
1 stop6h 03m
Chicago O'Hare Intl
Tue 10/27
11:19 am-10:09 pm
2 stops10h 50m
$394
MonroeChicago
MLU Monroe Huenefeld - MDW Chicago Midway
MLUMDW
Monroe Huenefeld
Fri 10/23
5:54 pm-10:33 pm
1 stop4h 39m
Chicago Midway
Tue 10/27
12:27 pm-10:09 pm
2 stops9h 42m
$394
MonroeChicago
MLU Monroe Huenefeld - ORD Chicago O'Hare Intl
MLUORD
Monroe Huenefeld
Fri 12/25
4:48 pm-10:05 pm
1 stop5h 17m
Chicago O'Hare Intl
Mon 12/28
6:00 am-1:18 pm
1 stop7h 18m
$579
Showing 1-10 of 12 resultsSorted by cheapest first
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.
MLU-ORD
MLU-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 Monroe to Illinois
MLU-USIL
MLU-ORD
MLU-MDW
No data available for this route at this time. Please check back soon.
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 October 13, 2026.
Read through reviews of airlines operating flights from Monroe to Illinois, such as Delta. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Comfort
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Overall
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Comfort
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
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.
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Monroe and Illinois flights
Browse other Monroe and Illinois flight options. Last updated on October 13, 2026.
Popular flight searches
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Monroe to Illinois flights
Consider these flights traveling from Monroe to Illinois.
Top airline flying from Monroe to Illinois
Discover the top airline that operate flights from Monroe 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 7,457,451 searches. Data last updated October 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$129 | Average$478 | FlexibilityNo cancel fee | On-timeN/A |