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Monrovia

$1,761+ Cheap flights from Phoenix 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 11/23. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — ROB
Nov 1 — Nov 81
Sat 11/1
Sat 11/8
1 adult, Economy
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Cheap flight deals from Phoenix to Monrovia

Discover tips and strategies to find the most affordable flight options for your journey from Phoenix (PH1) to Monrovia (ROB). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 2, 2025.

Round-trip from

$1,761
(oojo)

Popular in

December

Cheapest in

April

Average price

$1,919
From Phoenix to Monrovia Roberts Intl
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Highest demand for flights based on searches. 8% potential increase in price ($169 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($58 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Phoenix to Monrovia

Cheapest flights from Phoenix to Monrovia
Explore the most affordable flight options available from Phoenix to Monrovia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 2, 2025.

This oojo deal was found by Cheapflights users on 10/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/233:46 pmPHX - ROB
3 stops63h 59mEthiopian Air
Tue 12/307:30 amROB - PHX
2 stops37h 43mEthiopian Air
Deal found 10/2$1,761
This oojo deal was found by Cheapflights users on 9/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/411:19 amPHX - ROB
2 stops25h 36mEthiopian Air
Tue 1/67:30 amROB - PHX
2 stops34h 00mEthiopian Air
Deal found 9/30$1,879
This oojo deal was found by Cheapflights users on 10/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1711:59 pmPHX - ROB
2 stops21h 36mRoyal Air Maroc
Wed 1/145:35 amROB - PHX
2 stops35h 55mRoyal Air Maroc
Deal found 10/1$1,988
This oojo deal was found by Cheapflights users on 9/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/211:25 amPHX - ROB
2 stops23h 25mEthiopian Air
Thu 12/188:00 amROB - PHX
2 stops37h 13mEthiopian Air
Deal found 9/30$2,035

Cheapflights Fare Finder

 
Customize your flight search to find flights from Phoenix 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 October 2, 2025.
Use the filters below to find and compare flights from Phoenix to Monrovia that are best for you.

Fly from

Phoenix

Fly to

Monrovia

Route

Depart

Return

Price

PhoenixMonrovia

PHX - ROB

PHXROB

Phoenix Sky Harbor Intl

Sun 11/23

3:46 pm-2:45 pm

3 stops63h 59m

Monrovia Roberts Intl

Tue 12/30

7:30 am-2:13 pm

3 stops37h 43m

$1,767

PhoenixMonrovia

PHX - ROB

PHXROB

Phoenix Sky Harbor Intl

Sat 2/7

12:45 pm-6:00 pm

2 stops46h 15m

Monrovia Roberts Intl

Wed 2/11

7:00 pm-10:49 pm

2 stops34h 49m

$1,803

PhoenixMonrovia

PHX - ROB

PHXROB

Phoenix Sky Harbor Intl

Thu 12/4

11:19 am-7:55 pm

2 stops25h 36m

Monrovia Roberts Intl

Tue 1/6

7:30 am-10:30 am

2 stops34h 00m

$1,879

PhoenixMonrovia

PHX - ROB

PHXROB

Phoenix Sky Harbor Intl

Mon 2/2

10:16 am-2:05 am

2 stops32h 49m

Monrovia Roberts Intl

Thu 2/5

3:05 am-12:55 am

2 stops28h 50m

$1,981

PhoenixMonrovia

PHX - ROB

PHXROB

Phoenix Sky Harbor Intl

Mon 2/2

8:10 am-9:15 pm

3 stops30h 05m

Monrovia Roberts Intl

Fri 2/6

8:05 pm-7:22 pm

3 stops30h 17m

$2,009

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/2

Best time to book a flight from Phoenix to Monrovia

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

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 October 2, 2025.
See what other customers who have flown with Brussels Airlines from Phoenix to Monrovia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Brussels Airlines
7.2
Good
364 reviews

Food

6.2

Crew

7.9

Overall

7.2

Comfort

6.9

Entertainment

6.1

Boarding

7.3

Reviews

1 / 20
4.0
Okay

Anonymous,Oct 2025

GVA - BRU

The flight delays in Brussels were so bad they rebooked me to Austrian Air, which was fine
Brussels Airlines
7.2
Good
364 reviews
Brussels Airlines
7.2
Good
364 reviews

Food

6.2

Crew

7.9

Overall

7.2

Comfort

6.9

Entertainment

6.1

Boarding

7.3

Reviews

1 / 20
4.0
Okay

Anonymous,Oct 2025

GVA - BRU

The flight delays in Brussels were so bad they rebooked me to Austrian Air, which was fine

Related info for your journey

Find useful and relevant information for your journey from Phoenix 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 Phoenix?

    Most people fly into Monrovia Roberts Intl (ROB) if they book a flight to Monrovia from Phoenix. On average, Roberts Intl has 0 inbound flights from Phoenix per day from 1 airline. Monrovia Roberts Intl is conveniently located just 30.2 mi from Monrovia’s city center.

  • How long is the flight from Phoenix to Monrovia?

    Departing from Phoenix to Monrovia will take you 46h 15m. The distance from Phoenix to Monrovia is about 6640 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What is the cheapest airline to fly from Phoenix to Monrovia round-trip?

    Our cheapest airline available from Phoenix to Monrovia is Brussels Airlines. Our recent data shows that you can find tickets from as low as $1,203 on this airline. This flight start at 34% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Phoenix to Monrovia (average of $1,197). Flying from Phoenix to Monrovia in May is currently the most expensive (average of $1,843). 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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Alternative routes for Phoenix to Monrovia

See prices for flight routes from nearby airports that may be better suited for you.
Sky Harbor Intl to Monrovia flights

Top airline flying from Phoenix to Monrovia

Discover the top airline that operate flights from Phoenix 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 October 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
Brussels AirlinesCheapest$1,203Average$1,724FlexibilityNo cancel feeOn-timeN/A

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