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Cheap flights from Illinois to Monrovia from $542

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Monrovia departing on 9/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Illinois to Monrovia

Cheap round-trip flights

United Airlines Logo
5:55 pm - 7:50 pmORD-ROB
20h 55m2 stops
United Airlines Logo
10:35 pm - 12:10 pmROB-ORD
19h 35m1 stop
$996United Airlines
Find Deal
Thu, Sep 18 - Sat, Nov 15
United Airlines Logo
11:40 am - 7:50 pmORD-ROB
27h 10m3 stops
United Airlines Logo
10:35 pm - 12:10 pmROB-ORD
19h 35m1 stop
$1,001United Airlines
Find Deal
Sat, Sep 13 - Sun, Nov 16
United Airlines Logo
7:00 am - 7:50 pmORD-ROB
31h 50m3 stops
United Airlines Logo
10:35 pm - 6:30 pmROB-ORD
25h 55m2 stops
$1,011United Airlines
Find Deal
Sat, Sep 13 - Sat, Nov 15
Brussels Airlines Logo
5:55 pm - 7:50 pmORD-ROB
20h 55m1 stop
Brussels Airlines Logo
9:10 pm - 12:05 pmROB-ORD
19h 55m1 stop
$1,030Brussels Airlines
Find Deal
Thu, Sep 4 - Fri, Sep 12
Brussels Airlines Logo
5:55 pm - 7:50 pmORD-ROB
20h 55m2 stops
Brussels Airlines Logo
8:05 pm - 12:10 pmROB-ORD
22h 05m2 stops
$1,066Brussels Airlines
Find Deal
Mon, Sep 15 - Fri, Nov 14
Logo
2:08 pm - 7:50 pmORD-ROB
24h 42m3 stops
Logo
10:35 pm - 12:10 pmROB-ORD
19h 35m1 stop
$1,070
Find Deal
Mon, Sep 15 - Sat, Nov 15
Air Canada Logo
8:25 pm - 7:50 pmORD-ROB
42h 25m3 stops
Air Canada Logo
8:05 pm - 2:55 pmROB-ORD
24h 50m3 stops
$1,077Air Canada
Find Deal
Sun, Sep 14 - Fri, Nov 14
Logo
6:50 pm - 6:45 pmORD-ROB
41h 55m2 stops
Logo
10:35 pm - 12:10 pmROB-ORD
19h 35m1 stop
$1,131
Find Deal
Wed, Nov 26 - Sun, Dec 7
Ethiopian Air Logo
9:45 am - 2:45 pmORD-ROB
23h 00m1 stop
Ethiopian Air Logo
11:05 am - 7:40 amROB-ORD
26h 35m2 stops
$1,135Ethiopian Air
Find Deal
Tue, Nov 11 - Mon, Dec 29
Ethiopian Air Logo
10:15 am - 2:45 pmORD-ROB
23h 30m1 stop
Ethiopian Air Logo
11:05 am - 7:40 amROB-ORD
26h 35m2 stops
$1,180Ethiopian Air
Find Deal
Sat, Sep 13 - Sun, Nov 16

Ethiopian Air flights from Illinois to Monrovia

Our best Ethiopian Air deals on Illinois to Monrovia flight tickets
Ethiopian Air
Nov 11
ORD9:45 amChicago O'Hare Intl
23h 00m
1 stop
ROB2:45 pmMonrovia Roberts Intl
Dec 29
ROB11:05 amMonrovia Roberts Intl
26h 35m
2 stops
ORD7:40 amChicago O'Hare Intl
$1,135
Find similar
Ethiopian Air
Sep 13
ORD10:15 amChicago O'Hare Intl
23h 30m
1 stop
ROB2:45 pmMonrovia Roberts Intl
Nov 16
ROB11:05 amMonrovia Roberts Intl
26h 35m
2 stops
ORD7:40 amChicago O'Hare Intl
$1,180
Find similar
Ethiopian Air
Sep 14
ORD10:15 amChicago O'Hare Intl
23h 30m
1 stop
ROB2:45 pmMonrovia Roberts Intl
Nov 16
ROB11:05 amMonrovia Roberts Intl
26h 35m
2 stops
ORD7:40 amChicago O'Hare Intl
$1,241
Find similar

SWISS flights from Illinois to Monrovia

Our best SWISS deals on Illinois to Monrovia flight tickets
SWISS
Nov 26
ORD6:50 pmChicago O'Hare Intl
41h 55m
2 stops
ROB6:45 pmMonrovia Roberts Intl
Dec 7
ROB10:35 pmMonrovia Roberts Intl
23h 45m
2 stops
ORD4:20 pmChicago O'Hare Intl
$1,151
Find similar
SWISS
Nov 26
ORD6:50 pmChicago O'Hare Intl
41h 55m
2 stops
ROB6:45 pmMonrovia Roberts Intl
Dec 7
ROB10:35 pmMonrovia Roberts Intl
23h 45m
2 stops
ORD4:20 pmChicago O'Hare Intl
$1,153
Find similar
SWISS
Oct 17
ORD7:05 pmChicago O'Hare Intl
43h 45m
3 stops
ROB7:50 pmMonrovia Roberts Intl
Apr 1
ROB9:10 pmMonrovia Roberts Intl
23h 45m
2 stops
ORD3:55 pmChicago O'Hare Intl
$1,156
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Monrovia 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, momondo users made 832,500 searches. Data last updated August 7, 2025.
Use the filters below to find and compare flights from Illinois to Monrovia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoMonrovia

ORD - ROB

ORDROB

Chicago O'Hare Intl

Thu 9/18

5:55 pm-7:50 pm

2 stops20h 55m

Monrovia Roberts Intl

Sat 11/15

10:35 pm-12:10 pm

1 stop19h 35m

$996

ChicagoMonrovia

ORD - ROB

ORDROB

Chicago O'Hare Intl

Sat 9/13

11:40 am-7:50 pm

3 stops27h 10m

Monrovia Roberts Intl

Sun 11/16

10:35 pm-12:10 pm

1 stop19h 35m

$1,001

ChicagoMonrovia

ORD - ROB

ORDROB

Chicago O'Hare Intl

Sat 9/13

7:00 am-7:50 pm

3 stops31h 50m

Monrovia Roberts Intl

Sat 11/15

10:35 pm-6:30 pm

2 stops25h 55m

$1,011

ChicagoMonrovia

ORD - ROB

ORDROB

Chicago O'Hare Intl

Thu 9/4

5:55 pm-7:50 pm

1 stop20h 55m

Monrovia Roberts Intl

Fri 9/12

9:10 pm-12:05 pm

1 stop19h 55m

$1,030

ChicagoMonrovia

ORD - ROB

ORDROB

Chicago O'Hare Intl

Mon 9/15

5:55 pm-7:50 pm

2 stops20h 55m

Monrovia Roberts Intl

Fri 11/14

8:05 pm-12:10 pm

2 stops22h 05m

$1,066

ChicagoMonrovia

ORD - ROB

ORDROB

Chicago O'Hare Intl

Mon 9/15

2:08 pm-7:50 pm

3 stops24h 42m

Monrovia Roberts Intl

Sat 11/15

10:35 pm-12:10 pm

1 stop19h 35m

$1,070

ChicagoMonrovia

ORD - ROB

ORDROB

Chicago O'Hare Intl

Sun 9/14

8:25 pm-7:50 pm

3 stops42h 25m

Monrovia Roberts Intl

Fri 11/14

8:05 pm-2:55 pm

3 stops24h 50m

$1,077

ChicagoMonrovia

ORD - ROB

ORDROB

Chicago O'Hare Intl

Wed 11/26

6:50 pm-6:45 pm

2 stops41h 55m

Monrovia Roberts Intl

Sun 12/7

10:35 pm-12:10 pm

1 stop19h 35m

$1,131

ChicagoMonrovia

ORD - ROB

ORDROB

Chicago O'Hare Intl

Tue 11/11

9:45 am-2:45 pm

1 stop23h 00m

Monrovia Roberts Intl

Mon 12/29

11:05 am-7:40 am

2 stops26h 35m

$1,135

ChicagoMonrovia

ORD - ROB

ORDROB

Chicago O'Hare Intl

Sat 9/13

10:15 am-2:45 pm

1 stop23h 30m

Monrovia Roberts Intl

Sun 11/16

11:05 am-7:40 am

2 stops26h 35m

$1,180

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Monrovia from

How to get the cheapest flight ticket from Illinois to Monrovia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Monrovia?

The cheapest day to depart from Illinois to Monrovia is on a Friday when prices can be found for as low as $1,445. On the other hand, Wednesday is the most expensive day to depart from Illinois because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,874.

What is the cheapest time of day to depart on your flight to Monrovia?

The cheapest time of day to fly to Monrovia is in the afternoon when flights can be purchased for as low as $1,674. Try not to purchase tickets at noon because they tend to be around $2,010. Of course, these prices can vary depending on the time of year and what airport you fly to.

Can stopping save me money on Illinois to Monrovia flights?

You could potentially save up to 15% on your flight if you consider stops on a Illinois to Monrovia flight.

Cheap Illinois to Monrovia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Monrovia

Best Price Found

$542

Fastest flight time

20h 55m

Direct flights

None

Airports in Monrovia

1 airport
The best one-way flight to Monrovia from Illinois in the past 72 hours is $542. The best round-trip flight deal from Illinois to Monrovia found on momondo in the last 72 hours is $996.
The fastest flight from Illinois to Monrovia takes 20h 55m
There are no direct flights from Illinois to Monrovia. Popular non-direct route for this connection is Chicago O'Hare Intl Airport - Monrovia Roberts Intl Airport.
There is 1 airport near Monrovia: Monrovia Roberts Intl (ROB)
Search flight deals

  • When did momondo last update prices for flights from Illinois to Monrovia Roberts Intl Airport?

    Prices for flights from Illinois to Monrovia Roberts Intl Airport are updated daily.

  • How many operators does momondo search for flights from Illinois to Monrovia Roberts Intl Airport?

  • How old do you have to be to fly from Illinois to Monrovia Roberts Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Monrovia Roberts Intl Airport.

  • What documentation or ID do you need to fly to Monrovia Roberts Intl Airport?

    The travel and health documents required for your trip to Monrovia Roberts Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Monrovia Roberts Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Illinois to Monrovia

Compare and see reviews for airlines that fly from Illinois to Monrovia with momondo
Airline
Rating
Free Cancellation
Price
Ethiopian AirPriceFrom $1,155Free CancellationRating
7.2
816 reviews
Search Ethiopian Air flights

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Monrovia?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Monrovia from Illinois.

Can I find flights from Illinois to Monrovia with flexible booking policies on momondo?

momondo does allow users to show only those flights to Monrovia from Illinois which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Illinois to Monrovia?

Once all potential Illinois to Monrovia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Illinois to Monrovia right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Monrovia, momondo offers a useful price alert feature which will track prices for flights to Monrovia from Illinois and alert you when they change.

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