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Liberia

$4,786+ Cheap flights from Ontario (ONT) 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 7/7. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — ROB
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Ontario to Liberia

Keep the following information in mind while searching for Ontario to Liberia flight deals. Data was last updated May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$4,786
(United Airlines)

Popular in

December

Cheapest in

March

Average price

$2,109
Provider with most accurate pricing for Los Angeles-Monrovia Roberts Intl flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Monrovia Roberts Intl flights.
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From Ontario to Liberia
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($175 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($81 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Ontario to Liberia

Cheapest flights from Ontario to Liberia
Explore the most affordable flight options available from Ontario to Liberia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This United Airlines deal was found by Cheapflights users on 4/30. 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.
Mon 7/77:00 amONT - ROB
3 stops29h 50mUnited Airlines
Fri 7/189:10 pmROB - ONT
2 stops32h 01mUnited Airlines
Deal found 4/30$4,786

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario 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 May 1, 2025.
Use the filters below to find and compare flights from Ontario to Liberia that are best for you.

Fly from

Ontario

Fly to

Liberia

Route

Depart

Return

Price

OntarioMonrovia

ONT - ROB

ONTROB

Ontario

Mon 7/7

7:00 am-7:50 pm

3 stops29h 50m

Monrovia Roberts Intl

Fri 7/18

9:10 pm-10:11 pm

2 stops32h 01m

$4,786

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Best time to book a flight from Ontario to Liberia

Have a flexible travel schedule? Discover the best time to fly to Liberia from Ontario 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 Ontario to Liberia
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Liberia

Get insights into the airlines that provide service to Liberia. 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 Liberia. Reviews last updated May 1, 2025.
United Airlines
7.4
Good
8,696 reviews

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,696 reviews
United Airlines
7.4
Good
8,696 reviews

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

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

  • What airport do you fly from for flights from Ontario to Liberia?

    Most people fly from Ontario (ONT) if they book a flight from Ontario to Liberia. Ontario is conveniently located just 3.1 mi from Ontario’s city center.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario 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.

  • What is the cheapest month to book a flight from Ontario to Liberia?

    Currently, September is the cheapest month in which you can book a flight from Ontario to Liberia (average of $1,197). Flying from Ontario to Liberia in May is currently the most expensive (average of $1,865). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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