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$1,079+ Cheap flights from Illinois to Liberia

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 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ROB
Jan 15 — Jan 221
Thu 1/15
Thu 1/22
1 adult, Economy
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Cheap flight deals from Illinois to Liberia

Cheapest flights from Illinois to Liberia
Explore the most affordable flight options available from Illinois to Liberia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.

This Ovago deal was found by Cheapflights users on 12/15. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/308:45 pmORD - ROB
3 stops49h 50mBritish Airways
Tue 1/203:05 amROB - ORD
2 stops40h 45mBritish Airways
Deal found 12/15$1,323
This Gurufare deal was found by Cheapflights users on 12/16. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:50 pmORD - ROB
3 stops44h 25mSWISS
Sun 1/1810:45 pmROB - ORD
2 stops47h 35mSWISS
Deal found 12/16$1,364
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:55 pmORD - ROB
2 stops21h 20mUnited Airlines
Wed 1/2110:45 pmROB - ORD
2 stops45h 40mUnited Airlines
Deal found 12/16$1,569
This Ovago deal was found by Cheapflights users on 12/15. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:55 pmORD - ROB
2 stops21h 20mBrussels Airlines
Wed 1/2110:45 pmROB - ORD
1 stop19h 25mBrussels Airlines
Deal found 12/15$1,573
This Ovago deal was found by Cheapflights users on 12/16. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/295:55 pmORD - ROB
2 stops21h 20mMultiple Airlines
Sun 1/1810:45 pmROB - ORD
2 stops47h 35mMultiple Airlines
Deal found 12/16$1,584
This Ovago deal was found by Cheapflights users on 12/15. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:55 pmORD - ROB
2 stops21h 20mBrussels Airlines
Tue 1/2010:45 pmROB - ORD
1 stop19h 25mBrussels Airlines
Deal found 12/15$1,622

Find flight deals from Illinois to Liberia

Keep the following information in mind while searching for Illinois to Liberia flight deals. Data was last updated December 16, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,079
(United Airlines)

Popular in

May

Cheapest in

October

Average price

$1,842
Provider with most accurate pricing for Chicago (CHI)-Monrovia Roberts Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Monrovia Roberts Intl flights.
Search Deals
From Illinois to Liberia
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($268 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($70 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Liberia 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 16, 2025.
Use the filters below to find and compare flights from Illinois to Liberia that are best for you.

Fly from

Illinois

Fly to

Liberia

Route

Depart

Return

Price

ChicagoMonrovia

ORD - ROB

ORDROB

Chicago O'Hare Intl

Tue 2/24

5:55 pm-9:15 pm

2 stops21h 20m

Monrovia Roberts Intl

Wed 4/1

9:10 pm-7:26 am

2 stops39h 16m

$1,079

ChicagoMonrovia

ORD - ROB

ORDROB

Chicago O'Hare Intl

Thu 3/19

5:55 pm-6:45 pm

1 stop19h 50m

Monrovia Roberts Intl

Wed 4/1

9:10 pm-7:26 am

2 stops39h 16m

$1,129

ChicagoMonrovia

ORD - ROB

ORDROB

Chicago O'Hare Intl

Wed 3/4

6:20 pm-6:45 pm

2 stops42h 25m

Monrovia Roberts Intl

Wed 3/18

10:45 pm-2:33 pm

2 stops44h 48m

$1,139

ChicagoMonrovia

ORD - ROB

ORDROB

Chicago O'Hare Intl

Tue 1/13

5:55 pm-9:15 pm

2 stops21h 20m

Monrovia Roberts Intl

Sun 2/1

10:45 pm-10:11 pm

2 stops29h 26m

$1,148

ChicagoMonrovia

ORD - ROB

ORDROB

Chicago O'Hare Intl

Tue 1/13

5:55 pm-9:15 pm

2 stops21h 20m

Monrovia Roberts Intl

Sun 2/1

10:45 pm-4:20 pm

2 stops47h 35m

$1,214

ChicagoMonrovia

ORD - ROB

ORDROB

Chicago O'Hare Intl

Tue 1/13

5:55 pm-9:15 pm

2 stops21h 20m

Monrovia Roberts Intl

Fri 2/13

8:05 pm-4:20 pm

3 stops50h 15m

$1,289

ChicagoMonrovia

ORD - ROB

ORDROB

Chicago O'Hare Intl

Tue 12/30

8:45 pm-4:35 am

3 stops49h 50m

Monrovia Roberts Intl

Tue 1/20

3:05 am-1:50 pm

2 stops40h 45m

$1,323

ChicagoMonrovia

ORD - ROB

ORDROB

Chicago O'Hare Intl

Tue 2/24

5:55 pm-9:15 pm

2 stops21h 20m

Monrovia Roberts Intl

Wed 4/1

9:10 pm-12:00 pm

1 stop19h 50m

$1,336

ChicagoMonrovia

ORD - ROB

ORDROB

Chicago O'Hare Intl

Thu 3/5

6:50 pm-9:15 pm

3 stops44h 25m

Monrovia Roberts Intl

Fri 4/3

9:10 pm-3:55 pm

2 stops47h 45m

$1,340

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Best time to book a flight from Illinois to Liberia

Have a flexible travel schedule? Discover the best time to fly to Liberia 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 Liberia

What is the cheapest time of day to fly from IL to LR?

Find hourly flight availability from Illinois to Liberia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 16, 2025.

When flying from Illinois to Liberia, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 18% versus a flight at noon.

Related info for your journey

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

  • How long is the flight from Illinois to Liberia?

    A quick flight from Illinois to Liberia can take about 21h 20m. United Airlines provides one of the quickest options available for as low as $1,079. The distance from Illinois to Liberia is about 5288 mi.

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

    $55 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Spirit Airlines and Southwest, with prices starting from $55 and $58, respectively.

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

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

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

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

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

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

See more FAQs

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Alternative routes for Illinois to Liberia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Illinois to Liberia

Discover the top 3 airlines that operate flights from Illinois to Liberia. 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 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Brussels AirlinesCheapest$996Average$1,496FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$1,029Average$1,805FlexibilityNo cancel feeOn-time69%
Ethiopian AirCheapest$1,155Average$1,406FlexibilityNo cancel feeOn-time72%

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