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Monrovia

$1,876+ 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 2/27. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — ROB
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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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 November 13, 2025.

This oojo deal was found by Cheapflights users on 11/11. 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 11/2310:28 pmPHX - ROB
3 stops57h 17mEthiopian Air
Tue 12/307:30 amROB - PHX
2 stops37h 43mEthiopian Air
Deal found 11/11$2,042
This oojo deal was found by Cheapflights users on 11/11. 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 12/2511:59 pmPHX - ROB
2 stops34h 51mEthiopian Air
Mon 1/1211:05 amROB - PHX
3 stops54h 25mEthiopian Air
Deal found 11/11$2,114
This United Airlines deal was found by Cheapflights users on 11/11. 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.
Thu 12/412:24 pmPHX - ROB
2 stops23h 21mUnited Airlines
Tue 1/610:45 pmROB - PHX
2 stops48h 19mUnited Airlines
Deal found 11/11$2,451
This oojo deal was found by Cheapflights users on 11/12. 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 12/411:59 pmPHX - ROB
2 stops34h 51mEthiopian Air
Tue 1/611:05 amROB - PHX
3 stops54h 25mEthiopian Air
Deal found 11/12$2,477
This oojo deal was found by Cheapflights users on 11/11. 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.
Fri 12/2611:59 pmPHX - ROB
3 stops55h 46mEthiopian Air
Mon 1/1211:05 amROB - PHX
3 stops54h 25mEthiopian Air
Deal found 11/11$2,479

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 November 13, 2025.

Round-trip from

$1,876
(FlightHub)

Popular in

January

Cheapest in

April

Average price

$1,777
From Phoenix to Monrovia Roberts Intl
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($268 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($66 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

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 November 13, 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

Fri 2/27

11:59 pm-2:45 pm

2 stops31h 46m

Monrovia Roberts Intl

Mon 3/16

11:05 am-10:44 am

3 stops54h 39m

$1,876

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

$1,980

PhoenixMonrovia

PHX - ROB

PHXROB

Phoenix Sky Harbor Intl

Mon 2/2

8:00 am-9:15 pm

3 stops30h 15m

Monrovia Roberts Intl

Fri 2/6

8:05 pm-10:30 pm

3 stops33h 25m

$1,994

PhoenixMonrovia

PHX - ROB

PHXROB

Phoenix Sky Harbor Intl

Mon 2/2

8:30 am-9:15 pm

3 stops29h 45m

Monrovia Roberts Intl

Fri 2/6

8:05 pm-7:22 pm

3 stops30h 17m

$2,009

PhoenixMonrovia

PHX - ROB

PHXROB

Phoenix Sky Harbor Intl

Fri 2/27

4:51 pm-2:45 pm

3 stops62h 54m

Monrovia Roberts Intl

Mon 3/16

11:05 am-1:00 pm

3 stops56h 55m

$2,009

PhoenixMonrovia

PHX - ROB

PHXROB

Phoenix Sky Harbor Intl

Sun 11/23

10:28 pm-2:45 pm

3 stops57h 17m

Monrovia Roberts Intl

Tue 12/30

7:30 am-2:13 pm

2 stops37h 43m

$2,042

PhoenixMonrovia

PHX - ROB

PHXROB

Phoenix Sky Harbor Intl

Thu 12/25

11:59 pm-5:50 pm

2 stops34h 51m

Monrovia Roberts Intl

Mon 1/12

11:05 am-10:30 am

3 stops54h 25m

$2,114

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/12

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 November 13, 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
369 reviews

Comfort

6.9

Crew

7.9

Food

6.2

Boarding

7.3

Entertainment

6.1

Overall

7.2

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
369 reviews
Brussels Airlines
7.2
Good
369 reviews

Comfort

6.9

Crew

7.9

Food

6.2

Boarding

7.3

Entertainment

6.1

Overall

7.2

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 30h 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 36% 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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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 November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
Brussels AirlinesCheapest$1,203Average$1,724FlexibilityNo cancel feeOn-timeN/A

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