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Monrovia

$1,626+ 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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — ROB
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheap 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 January 26, 2026.

This KAYAK deal was found by Cheapflights users on 1/24. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/108:30 am
PHX
-
ROB
3 stops29h 45m
Brussels Airlines
Tue 3/1010:45 pm
ROB
-
PHX
2 stops28h 02m
Brussels Airlines
Deal found 1/24$1,626
This Gurufare deal was found by Cheapflights users on 1/26. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/1412:35 pm
PHX
-
ROB
3 stops25h 40m
Brussels Airlines
Sat 2/2110:45 pm
ROB
-
PHX
2 stops29h 06m
Brussels Airlines
Deal found 1/26$1,630
This CheapOair deal was found by Cheapflights users on 1/24. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1111:58 pm
PHX
-
ROB
3 stops55h 47m
Multiple Airlines
Fri 4/107:30 am
ROB
-
PHX
3 stops44h 18m
Multiple Airlines
Deal found 1/24$1,645
This Trip.com deal was found by Cheapflights users on 1/25. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1011:59 pm
PHX
-
ROB
2 stops43h 06m
Multiple Airlines
Fri 4/105:45 am
ROB
-
PHX
2 stops46h 03m
Multiple Airlines
Deal found 1/25$1,646
This FlightHub deal was found by Cheapflights users on 1/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1811:59 pm
PHX
-
ROB
3 stops55h 46m
Multiple Airlines
Thu 4/211:05 am
ROB
-
PHX
3 stops42h 00m
Multiple Airlines
Deal found 1/25$1,652
This FlightHub deal was found by Cheapflights users on 1/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1911:59 pm
PHX
-
ROB
2 stops43h 06m
Multiple Airlines
Fri 4/35:45 am
ROB
-
PHX
2 stops46h 03m
Multiple Airlines
Deal found 1/25$1,708
This United Airlines deal was found by Cheapflights users on 1/24. 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 2/98:30 am
PHX
-
ROB
3 stops29h 45m
United Airlines
Fri 4/109:10 pm
ROB
-
PHX
2 stops32h 05m
United Airlines
Deal found 1/24$1,710
This United Airlines deal was found by Cheapflights users on 1/24. 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.
Wed 2/111:57 pm
PHX
-
ROB
2 stops45h 48m
United Airlines
Fri 4/109:10 pm
ROB
-
PHX
2 stops32h 05m
United Airlines
Deal found 1/24$1,721
This United Airlines deal was found by Cheapflights users on 1/25. 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.
Wed 2/253:55 pm
PHX
-
ROB
2 stops43h 50m
United Airlines
Tue 3/319:10 pm
ROB
-
PHX
2 stops43h 12m
United Airlines
Deal found 1/25$1,731
This CheapOair deal was found by Cheapflights users on 1/24. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1011:40 am
PHX
-
ROB
3 stops23h 10m
Multiple Airlines
Tue 3/1011:05 am
ROB
-
PHX
3 stops64h 35m
Multiple Airlines
Deal found 1/24$1,756

Find 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 January 26, 2026.

Round-trip from

$1,626
(KAYAK)

Popular in

January

Cheapest in

April

Average price

$2,474
From Phoenix to Monrovia Roberts Intl
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($241 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($68 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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 January 26, 2026.
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

Sat 2/14

12:35 pm-9:15 pm

3 stops25h 40m

Monrovia Roberts Intl

Sat 2/21

10:45 pm-8:51 pm

2 stops29h 06m

$1,626

PhoenixMonrovia

PHX - ROB

PHXROB

Phoenix Sky Harbor Intl

Wed 2/11

11:58 pm-2:45 pm

3 stops55h 47m

Monrovia Roberts Intl

Fri 4/10

7:30 am-8:48 pm

3 stops44h 18m

$1,645

PhoenixMonrovia

PHX - ROB

PHXROB

Phoenix Sky Harbor Intl

Tue 2/10

11:59 pm-2:05 am

2 stops43h 06m

Monrovia Roberts Intl

Fri 4/10

5:45 am-8:48 pm

2 stops46h 03m

$1,646

PhoenixMonrovia

PHX - ROB

PHXROB

Phoenix Sky Harbor Intl

Wed 2/18

11:59 pm-2:45 pm

3 stops55h 46m

Monrovia Roberts Intl

Thu 4/2

11:05 am-10:05 pm

3 stops42h 00m

$1,652

PhoenixMonrovia

PHX - ROB

PHXROB

Phoenix Sky Harbor Intl

Thu 2/19

11:59 pm-2:05 am

2 stops43h 06m

Monrovia Roberts Intl

Fri 4/3

5:45 am-8:48 pm

2 stops46h 03m

$1,708

PhoenixMonrovia

PHX - ROB

PHXROB

Phoenix Sky Harbor Intl

Wed 2/25

8:28 pm-6:45 pm

3 stops39h 17m

Monrovia Roberts Intl

Tue 3/31

9:10 pm-9:22 am

2 stops43h 12m

$1,721

PhoenixMonrovia

PHX - ROB

PHXROB

Phoenix Sky Harbor Intl

Wed 2/11

1:57 pm-6:45 pm

2 stops45h 48m

Monrovia Roberts Intl

Fri 4/10

9:10 pm-10:15 pm

2 stops32h 05m

$1,721

PhoenixMonrovia

PHX - ROB

PHXROB

Phoenix Sky Harbor Intl

Tue 2/10

11:40 am-5:50 pm

3 stops23h 10m

Monrovia Roberts Intl

Tue 3/10

11:05 am-8:40 pm

3 stops64h 35m

$1,756

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

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 January 26, 2026.
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
382 reviews

Entertainment

6.2

Comfort

6.9

Food

6.3

Boarding

7.3

Overall

7.2

Crew

7.9

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
382 reviews
Brussels Airlines
7.2
Good
382 reviews

Entertainment

6.2

Comfort

6.9

Food

6.3

Boarding

7.3

Overall

7.2

Crew

7.9

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 25h 40m. The distance from Phoenix to Monrovia is about 6640 mi.

  • 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 35% 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 January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
Brussels AirlinesCheapest$1,203Average$1,646FlexibilityNo cancel feeOn-timeN/A

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