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Monrovia

$1,955+ Cheap flights from Irvine, CA to Monrovia (ROB)

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 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — ROB
Apr 8 — Apr 151
Tue 4/8
Tue 4/15
1 adult, Economy
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Cheap flight deals from Irvine to Monrovia

Keep the following information in mind while searching for Irvine to Monrovia flight deals. Data was last updated April 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,955
(United Airlines)

Popular in

December

Cheapest in

November

Average price

$1,879
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 Irvine to Monrovia Roberts Intl
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Highest demand for flights based on searches. 0% potential increase in price ($4 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($76 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Irvine to Monrovia

Cheapest flights from Irvine to Monrovia
Explore the most affordable flight options available from Irvine to Monrovia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 3, 2025.

This United Airlines deal was found by Cheapflights users on 4/1. 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.
Fri 5/1611:59 pmLAX - ROB
3 stops36h 51mUnited Airlines
Fri 5/239:10 pmROB - LAX
2 stops27h 52mUnited Airlines
Deal found 4/1$1,955

Cheapflights Fare Finder

Customize your flight search to find flights from Irvine 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, Cheapflights users made 2,558,603 searches. Data last updated April 3, 2025.
Use the filters below to find and compare flights from Irvine to Monrovia that are best for you.

Fly from

Irvine

Fly to

Monrovia

Route

Depart

Return

Price

Los AngelesMonrovia

LAX - ROB

LAXROB

Los Angeles

Fri 5/16

11:59 pm-7:50 pm

3 stops36h 51m

Monrovia Roberts Intl

Fri 5/23

9:10 pm-6:02 pm

2 stops27h 52m

$1,955

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Best time to book a flight from Irvine to Monrovia

Have a flexible travel schedule? Discover the best time to fly to Monrovia from Irvine 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 Irvine to Monrovia

What is the cheapest time of day to fly from IR9 to ROB?

Find hourly flight availability from Irvine to Monrovia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 3, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Irvine to Monrovia as you normally would.

Reviews of airlines servicing Monrovia

Get insights into the airlines that provide service to Monrovia. 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 Monrovia. Reviews last updated April 3, 2025.
United Airlines
7.4
Good
8,619 reviews

Overall

7.4

Entertainment

7.0

Boarding

7.7

Crew

8.1

Food

6.6

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
8,619 reviews
United Airlines
7.4
Good
8,619 reviews

Overall

7.4

Entertainment

7.0

Boarding

7.7

Crew

8.1

Food

6.6

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 Irvine to Monrovia. 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 into for flights to Monrovia from Irvine?

    Most people fly into Monrovia Roberts Intl (ROB) if they book a flight to Monrovia from Irvine. On average, Roberts Intl has 0 inbound flights from Irvine per day from 2 airlines. Monrovia Roberts Intl is conveniently located just 30.2 mi from Monrovia’s city center.

  • Can I find deals for flights from Irvine to Monrovia that include hotel bookings?

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

  • How can I find direct flights from Irvine to Monrovia?

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

  • Can I find deals for business class flights from Irvine to Monrovia?

    Yes. Cheapflights offers flight deals from Irvine to Monrovia 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 Irvine to Monrovia?

    Currently, September is the cheapest month in which you can book a flight from Irvine to Monrovia (average of $1,197). Flying from Irvine to Monrovia in May is currently the most expensive (average of $1,864). 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.

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Alternative routes for Irvine to Monrovia

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Top 2 airlines flying from Irvine to Monrovia

Discover the top 2 airlines that operate flights from Irvine to Monrovia. 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 April 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Ethiopian AirCheapest$1,460Average$1,530FlexibilityNo cancel feeOn-time72%
Brussels AirlinesCheapest$1,601Average$1,718FlexibilityNo cancel feeOn-timeN/A

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