$766 Cheap Flights from Chicago (ORD) to Monrovia (ROB)

View $766 flight on Tue, Nov 11, 2025Opens in a new window

Popular airlines from Chicago O'Hare Intl. Airport (ORD) to Monrovia (ROB-Roberts Intl.)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Chicago to Monrovia (ORD-ROB)

Prices were available within the past 7 days and start at $766 for one-way flights and $997 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Ethiopian Airlines
Sun, Nov 9 - Sun, Nov 16
ORD
Chicago
ROB
Monrovia
$997 Roundtrip, found 12 hours ago
$997
Roundtrip
found 12 hours ago
Select Ethiopian Airlines flight, departing Sun, Nov 9 from Chicago to Monrovia, returning Sun, Nov 16, priced at $997 found 12 hours ago
Ethiopian Airlines
Fri, Oct 24 - Sun, Nov 9
ORD
Chicago
ROB
Monrovia
$1,047 Roundtrip, found 1 day ago
$1,047
Roundtrip
found 1 day ago
Select Ethiopian Airlines flight, departing Fri, Oct 24 from Chicago to Monrovia, returning Sun, Nov 9, priced at $1,047 found 1 day ago
United
Mon, Nov 10 - Wed, Nov 19
ORD
Chicago
ROB
Monrovia
$1,095 Roundtrip, found 12 hours ago
$1,095
Roundtrip
found 12 hours ago
Select United flight, departing Mon, Nov 10 from Chicago to Monrovia, returning Wed, Nov 19, priced at $1,095 found 12 hours ago
Ethiopian Airlines
Sun, Nov 9 - Sun, Nov 23
ORD
Chicago
ROB
Monrovia
$1,101 Roundtrip, found 12 hours ago
$1,101
Roundtrip
found 12 hours ago
Select Ethiopian Airlines flight, departing Sun, Nov 9 from Chicago to Monrovia, returning Sun, Nov 23, priced at $1,101 found 12 hours ago
United
Tue, Oct 21 - Tue, Nov 11
ORD
Chicago
ROB
Monrovia
$1,105 Roundtrip, found 1 day ago
$1,105
Roundtrip
found 1 day ago
Select United flight, departing Tue, Oct 21 from Chicago to Monrovia, returning Tue, Nov 11, priced at $1,105 found 1 day ago
United
Tue, Oct 21 - Tue, Nov 11
ORD
Chicago
ROB
Monrovia
$1,110 Roundtrip, found 1 day ago
$1,110
Roundtrip
found 1 day ago
Select United flight, departing Tue, Oct 21 from Chicago to Monrovia, returning Tue, Nov 11, priced at $1,110 found 1 day ago
United
Sun, Nov 16 - Wed, Dec 3
ORD
Chicago
ROB
Monrovia
$1,111 Roundtrip, found 1 day ago
$1,111
Roundtrip
found 1 day ago
Select United flight, departing Sun, Nov 16 from Chicago to Monrovia, returning Wed, Dec 3, priced at $1,111 found 1 day ago
Brussels Airlines
Wed, Nov 12 - Wed, Nov 19
ORD
Chicago
ROB
Monrovia
$1,115 Roundtrip, found 19 hours ago
$1,115
Roundtrip
found 19 hours ago
Select Brussels Airlines flight, departing Wed, Nov 12 from Chicago to Monrovia, returning Wed, Nov 19, priced at $1,115 found 19 hours ago
Air Canada
Sun, Nov 9 - Sun, Nov 16
ORD
Chicago
ROB
Monrovia
$1,115 Roundtrip, found 12 hours ago
$1,115
Roundtrip
found 12 hours ago
Select Air Canada flight, departing Sun, Nov 9 from Chicago to Monrovia, returning Sun, Nov 16, priced at $1,115 found 12 hours ago
Swiss International Air Lines
Wed, Nov 12 - Wed, Nov 19
ORD
Chicago
ROB
Monrovia
$1,135 Roundtrip, found 19 hours ago
$1,135
Roundtrip
found 19 hours ago
Select Swiss International Air Lines flight, departing Wed, Nov 12 from Chicago to Monrovia, returning Wed, Nov 19, priced at $1,135 found 19 hours ago

Alternative airports near Monrovia

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Roberts Intl. ROB. Cheapest option available. Average driving time to city center is 49 minutes. Flights from $1,095
ROB
Roberts Intl.
Cheapest
Average driving time to city center49 min
Flights from $1,095

Frequently asked questions

How much does a flight from O'Hare Intl. Airport (ORD) to Roberts Intl. Airport (ROB) cost?
Lock in a cheap one-way flight from $766 or cheap return flight from $997 from O'Hare Intl. Airport (ORD) to Roberts Intl. Airport (ROB) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from O'Hare Intl. Airport (ORD) to Roberts Intl. Airport (ROB)?
The cheapest month to fly from ORD to ROB is November, when there's less demand. Off-peak months are often when airlines offer lower prices between these airports.
What is the cheapest airline that flies from O'Hare Intl. Airport (ORD) to Roberts Intl. Airport (ROB)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from ORD to ROB. Then, sort your results by "Price (lowest to highest)" to score the best deal available.
How many flights per day from O'Hare Intl. Airport (ORD) to Roberts Intl. Airport (ROB)?
Nonstop flights from O'Hare Intl. Airport (ORD) to Roberts Intl. Airport (ROB) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from ORD to ROB?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can vary based on various factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from O'Hare Intl. Airport (ORD) to Roberts Intl. Airport (ROB)?
Select a flight from O'Hare Intl. Airport (ORD) to Roberts Intl. Airport (ROB) that leaves before 3 PM to reduce the likelihood of delays. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from O'Hare Intl. Airport (ORD) to Roberts Intl. Airport (ROB) last-minute?
Last-minute fares from ORD to ROB are typically more expensive. To secure the lowest prices, start searching for flights as soon as possible. That said, if you can play around with your travel dates, it's possible to find a cheap ticket right before your trip.
Is it cheaper to book an ORD to ROB flight and hotel package?
Booking an ORD to ROB flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Choose from our extensive range of hotels and then add activities, car rentals and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from O'Hare Intl. Airport (ORD) to Roberts Intl. Airport (ROB)?
If you reserved your ORD to ROB flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Travel information

Origin airport
O'Hare Intl.
Destination airport
Roberts Intl.
Airlines serving
Air Canada, American Airlines, British Airways, Brussels Airlines, Delta, Ethiopian Airlines, Kenya Airways, Royal Air Maroc, Swiss International Air Lines, United
Roundtrip price
$997
Distance
5291 mi

Book with confidence

Book with confidence

Chicago to Monrovia Flights

The cheapest times to fly from Chicago to Monrovia

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Chicago to Monrovia are during the month of November. You can find some of the cheapest flights from Chicago to Monrovia with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Chicago to Monrovia

Sunday is one of the best days to book for cheap flights from Chicago to Monrovia: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Chicago to Monrovia

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Chicago to Monrovia in 2025. You can also book with separate airlines for your outbound and return journeys, from $766 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Chicago to Monrovia flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Chicago to Monrovia airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Chicago to Monrovia Flights
*Available to One Key members.