Cheap Flights from Boise (BOI) to Monrovia (ROB)

Popular airlines from Boise Airport (BOI) to Monrovia (ROB-Roberts Intl.)

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Cheap Flights from Boise to Monrovia (BOI-ROB)

Prices were available within the past 7 days and start at for one-way flights and $1,709 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Fri, Nov 14 - Sun, Nov 23
BOI
Boise
ROB
Monrovia
$1,709 Roundtrip, found 1 day ago
$1,709
Roundtrip
found 1 day ago
Select United flight, departing Fri, Nov 14 from Boise to Monrovia, returning Sun, Nov 23, priced at $1,709 found 1 day ago
United
Tue, Nov 11 - Tue, Nov 18
BOI
Boise
ROB
Monrovia
$1,809 Roundtrip, found 1 day ago
$1,809
Roundtrip
found 1 day ago
Select United flight, departing Tue, Nov 11 from Boise to Monrovia, returning Tue, Nov 18, priced at $1,809 found 1 day ago
United
Thu, Nov 13 - Wed, Nov 19
BOI
Boise
ROB
Monrovia
$1,859 Roundtrip, found 1 day ago
$1,859
Roundtrip
found 1 day ago
Select United flight, departing Thu, Nov 13 from Boise to Monrovia, returning Wed, Nov 19, priced at $1,859 found 1 day ago
United
Thu, Nov 13 - Tue, Nov 18
BOI
Boise
ROB
Monrovia
$1,909 Roundtrip, found 1 day ago
$1,909
Roundtrip
found 1 day ago
Select United flight, departing Thu, Nov 13 from Boise to Monrovia, returning Tue, Nov 18, priced at $1,909 found 1 day ago
United
Mon, Nov 17 - Wed, Nov 19
BOI
Boise
ROB
Monrovia
$2,209 Roundtrip, found 1 day ago
$2,209
Roundtrip
found 1 day ago
Select United flight, departing Mon, Nov 17 from Boise to Monrovia, returning Wed, Nov 19, priced at $2,209 found 1 day ago
United
Sat, Nov 15 - Tue, Nov 18
BOI
Boise
ROB
Monrovia
$2,259 Roundtrip, found 1 day ago
$2,259
Roundtrip
found 1 day ago
Select United flight, departing Sat, Nov 15 from Boise to Monrovia, returning Tue, Nov 18, priced at $2,259 found 1 day ago
Lufthansa
Sat, Feb 28 - Wed, Apr 1
BOI
Boise
ROB
Monrovia
$8,309 Roundtrip, found 1 day ago
$8,309
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Sat, Feb 28 from Boise to Monrovia, returning Wed, Apr 1, priced at $8,309 found 1 day 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 $1,709
ROB
Roberts Intl.
Cheapest
Average driving time to city center49 min
Flights from $1,709

Frequently asked questions

How much does a flight from Boise Airport (BOI) to Roberts Intl. Airport (ROB) cost?
Lock in a cheap one-way flight or cheap return flight from $1,709 from Boise Airport (BOI) to Roberts Intl. Airport (ROB) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Boise Airport (BOI) to Roberts Intl. Airport (ROB)?
The cheapest month to fly from BOI to ROB is November, when there's less demand. Off-peak season is generally when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Boise Airport (BOI) to Roberts Intl. Airport (ROB)?
To find the cheapest airline flying from BOI to ROB, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Boise Airport (BOI) to Roberts Intl. Airport (ROB)?
There are no daily direct flights from Boise Airport (BOI) to Roberts Intl. Airport (ROB). But you can book flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be cruising above the clouds in no time.
What day of the week has the most flights from BOI to ROB?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can vary depending on a number of factors, including the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Boise Airport (BOI) to Roberts Intl. Airport (ROB)?
To avoid possible delays on the Boise Airport (BOI) to Roberts Intl. Airport (ROB) route, aim to travel before 3 PM. Flights after this time are 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 Boise Airport (BOI) to Roberts Intl. Airport (ROB) last-minute?
Last-minute fares from BOI to ROB are typically more expensive. For the best prices, start looking for flights well in advance. That said, if you're flexible with your travel plans, it's possible to find a cheap ticket right before your journey.
Is it cheaper to book a BOI to ROB flight and hotel package?
Compared with arranging hotels and flights separately, booking a BOI to ROB flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one easy place will take the hassle out of planning your trip. Just pick your flights and select from our wide range of stays, then tailor your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Boise Airport (BOI) to Roberts Intl. Airport (ROB)?
If you booked your BOI to ROB flight within the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more details.

Travel information

Origin airport
Boise
Destination airport
Roberts Intl.
Airlines serving
United
Roundtrip price
$1,709
Distance
6702 mi

Book with confidence

Boise to Monrovia Flights

The cheapest times to fly from Boise 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 Boise to Monrovia are during the month of November. You can find some of the cheapest flights from Boise to Monrovia with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boise to Monrovia

Sunday is one of the best days to book for cheap flights from Boise 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 Boise 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 Boise to Monrovia in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Boise 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 Boise 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.

 

Boise to Monrovia Flights
*Available to One Key members.