$1,109+ Cheap flights from Philadelphia (PHL) to Monrovia (ROB)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/19. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — ROB
May 22 — May 291
Round-trip
1 adult, Economy
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Find cheap flights from Philadelphia to Monrovia with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Philadelphia to Monrovia
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Best
Last-minute
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Cheapest flights from Philadelphia to MonroviaExplore the most affordable flight options available from Philadelphia to Monrovia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2026.
Explore the most affordable flight options available from Philadelphia to Monrovia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2026.
This Ovago deal was found by Cheapflights users on 4/18. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/58:00 pm
PHL
- ROB
2 stops37h 45m
Multiple Airlines
Thu 11/127:30 am
ROB
- PHL
3 stops35h 21m
Multiple Airlines
Deal found 4/18![Multiple Airlines logo]()
$1,828
This KAYAK deal was found by Cheapflights users on 4/21. 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.
Wed 5/65:40 pm
PHL
- ROB
3 stops46h 10m
Brussels Airlines
Fri 10/29:10 pm
ROB
- PHL
2 stops25h 42m
Brussels Airlines
Deal found 4/21![Brussels Airlines logo]()
$1,830
This BusinessClass deal was found by Cheapflights users on 4/21. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/55:40 pm
PHL
- ROB
3 stops22h 10m
Multiple Airlines
Fri 10/29:10 pm
ROB
- PHL
2 stops28h 22m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$1,834
This KAYAK deal was found by Cheapflights users on 4/21. 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 5/55:40 pm
PHL
- ROB
3 stops22h 10m
Brussels Airlines
Tue 9/299:10 pm
ROB
- PHL
2 stops22h 55m
Brussels Airlines
Deal found 4/21![Brussels Airlines logo]()
$1,840
This KAYAK deal was found by Cheapflights users on 4/21. 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.
Wed 5/65:40 pm
PHL
- ROB
3 stops46h 10m
Brussels Airlines
Wed 9/309:10 pm
ROB
- PHL
2 stops22h 55m
Brussels Airlines
Deal found 4/21![Brussels Airlines logo]()
$1,853
This United Airlines deal was found by Cheapflights users on 4/21. 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.
Tue 5/510:00 am
PHL
- ROB
3 stops29h 50m
United Airlines
Fri 10/29:10 pm
ROB
- PHL
2 stops30h 11m
United Airlines
Deal found 4/21![United Airlines logo]()
$1,855
This KAYAK deal was found by Cheapflights users on 4/21. 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 5/55:40 pm
PHL
- ROB
3 stops22h 10m
Multiple Airlines
Wed 9/309:10 pm
ROB
- PHL
2 stops24h 12m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$1,859
This KAYAK deal was found by Cheapflights users on 4/21. 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 5/55:40 pm
PHL
- ROB
3 stops22h 10m
Brussels Airlines
Sun 10/49:10 pm
ROB
- PHL
2 stops46h 55m
Brussels Airlines
Deal found 4/21![Brussels Airlines logo]()
$1,861
This United Airlines deal was found by Cheapflights users on 4/21. 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 10/288:00 pm
PHL
- ROB
2 stops42h 45m
United Airlines
Sun 11/110:45 pm
ROB
- PHL
2 stops29h 22m
United Airlines
Deal found 4/21![United Airlines logo]()
$1,886
This KAYAK deal was found by Cheapflights users on 4/21. 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.
Mon 5/45:40 pm
PHL
- ROB
3 stops22h 10m
Brussels Airlines
Wed 9/309:10 pm
ROB
- PHL
2 stops22h 55m
Brussels Airlines
Deal found 4/21![Brussels Airlines logo]()
$1,940
This KAYAK deal was found by Cheapflights users on 4/21. 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.
Thu 4/305:40 pm
PHL
- ROB
3 stops22h 10m
Multiple Airlines
Wed 9/309:10 pm
ROB
- PHL
2 stops24h 12m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$1,949
This KAYAK deal was found by Cheapflights users on 4/21. 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.
Sun 5/35:40 pm
PHL
- ROB
3 stops46h 10m
Brussels Airlines
Wed 9/309:10 pm
ROB
- PHL
2 stops22h 55m
Brussels Airlines
Deal found 4/21![Brussels Airlines logo]()
$1,953
Best flights from Philadelphia to MonroviaDiscover carefully curated flight deals from Philadelphia to Monrovia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 22, 2026.
Discover carefully curated flight deals from Philadelphia to Monrovia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 22, 2026.
This United Airlines deal was found by Cheapflights users on 4/21. 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.
Tue 5/510:00 am
PHL
- ROB
3 stops29h 50m
United Airlines
Fri 10/29:10 pm
ROB
- PHL
2 stops30h 11m
United Airlines
Deal found 4/21![United Airlines logo]()
$1,855
This KAYAK deal was found by Cheapflights users on 4/17. 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.
Fri 5/85:40 pm
PHL
- ROB
3 stops46h 10m
Brussels Airlines
Fri 7/39:10 pm
ROB
- PHL
2 stops25h 45m
Brussels Airlines
Deal found 4/17![Brussels Airlines logo]()
$2,080
This oojo deal was found by Cheapflights users on 4/20. 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 6/146:10 am
PHL
- ROB
2 stops28h 35m
Ethiopian Air
Mon 6/2911:05 am
ROB
- PHL
3 stops31h 05m
Ethiopian Air
Deal found 4/20![Ethiopian Air logo]()
$2,518
This KAYAK deal was found by Cheapflights users on 4/19. 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.
Sun 7/126:13 am
PHL
- ROB
2 stops28h 32m
Multiple Airlines
Sat 7/187:30 am
ROB
- PHL
3 stops20h 14m
Multiple Airlines
Deal found 4/19![Multiple Airlines logo]()
$2,604
This United Airlines deal was found by Cheapflights users on 4/21. 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.
Sat 5/910:00 am
PHL
- ROB
3 stops29h 50m
United Airlines
Sun 10/49:10 pm
ROB
- PHL
2 stops31h 27m
United Airlines
Deal found 4/21![United Airlines logo]()
$1,955
This United Airlines deal was found by Cheapflights users on 4/21. 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.
Sat 5/91:26 pm
PHL
- ROB
3 stops26h 24m
United Airlines
Wed 9/309:10 pm
ROB
- PHL
2 stops24h 12m
United Airlines
Deal found 4/21![United Airlines logo]()
$1,955
This Brussels Airlines deal was found by Cheapflights users on 4/19. 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 Brussels Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/175:40 pm
PHL
- ROB
3 stops46h 10m
Brussels Airlines
Sun 5/249:10 pm
ROB
- PHL
3 stops49h 45m
Brussels Airlines
Deal found 4/19![Brussels Airlines logo]()
$2,300
This United Airlines deal was found by Cheapflights users on 4/21. 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 5/73:10 pm
PHL
- ROB
3 stops24h 40m
United Airlines
Fri 10/29:10 pm
ROB
- PHL
2 stops30h 11m
United Airlines
Deal found 4/21![United Airlines logo]()
$1,955
This United Airlines deal was found by Cheapflights users on 4/21. 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.
Sun 5/37:45 pm
PHL
- ROB
3 stops44h 05m
United Airlines
Fri 10/29:10 pm
ROB
- PHL
2 stops30h 11m
United Airlines
Deal found 4/21![United Airlines logo]()
$1,961
This United Airlines deal was found by Cheapflights users on 4/21. 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 6/57:45 pm
PHL
- ROB
3 stops44h 05m
United Airlines
Fri 6/129:10 pm
ROB
- PHL
2 stops25h 45m
United Airlines
Deal found 4/21![United Airlines logo]()
$2,086
Last-minute flights from Philadelphia to MonroviaDiscover last-minute flight deals from Philadelphia to Monrovia. Data last updated April 22, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Monrovia. Data last updated April 22, 2026 and is based on user searches.
This KAYAK deal was found by Cheapflights users on 4/21. 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.
Thu 4/305:40 pm
PHL
- ROB
3 stops22h 10m
Multiple Airlines
Wed 9/309:10 pm
ROB
- PHL
2 stops24h 12m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$1,949
This KAYAK deal was found by Cheapflights users on 4/21. 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.
Sun 5/35:40 pm
PHL
- ROB
3 stops46h 10m
Brussels Airlines
Wed 9/309:10 pm
ROB
- PHL
2 stops22h 55m
Brussels Airlines
Deal found 4/21![Brussels Airlines logo]()
$1,953
This United Airlines deal was found by Cheapflights users on 4/21. 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.
Sun 5/37:45 pm
PHL
- ROB
3 stops44h 05m
United Airlines
Fri 10/29:10 pm
ROB
- PHL
2 stops30h 11m
United Airlines
Deal found 4/21![United Airlines logo]()
$1,961
This KAYAK deal was found by Cheapflights users on 4/21. 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.
Mon 5/45:40 pm
PHL
- ROB
3 stops22h 10m
Brussels Airlines
Sun 9/279:10 pm
ROB
- PHL
2 stops22h 55m
Brussels Airlines
Deal found 4/21![Brussels Airlines logo]()
$1,940
This BusinessClass deal was found by Cheapflights users on 4/21. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/55:40 pm
PHL
- ROB
3 stops22h 10m
Multiple Airlines
Fri 10/29:10 pm
ROB
- PHL
2 stops28h 22m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$1,834
This KAYAK deal was found by Cheapflights users on 4/21. 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 5/55:40 pm
PHL
- ROB
3 stops22h 10m
Brussels Airlines
Wed 9/309:10 pm
ROB
- PHL
2 stops22h 55m
Brussels Airlines
Deal found 4/21![Brussels Airlines logo]()
$1,840
This United Airlines deal was found by Cheapflights users on 4/21. 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.
Tue 5/510:00 am
PHL
- ROB
3 stops29h 50m
United Airlines
Fri 10/29:10 pm
ROB
- PHL
2 stops30h 11m
United Airlines
Deal found 4/21![United Airlines logo]()
$1,855
This KAYAK deal was found by Cheapflights users on 4/21. 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 5/55:40 pm
PHL
- ROB
3 stops22h 10m
Multiple Airlines
Wed 9/309:10 pm
ROB
- PHL
2 stops24h 12m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$1,859
This KAYAK deal was found by Cheapflights users on 4/21. 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 5/55:40 pm
PHL
- ROB
3 stops22h 10m
Brussels Airlines
Sun 10/49:10 pm
ROB
- PHL
2 stops46h 55m
Brussels Airlines
Deal found 4/21![Brussels Airlines logo]()
$1,861
This KAYAK deal was found by Cheapflights users on 4/21. 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.
Wed 5/65:40 pm
PHL
- ROB
3 stops46h 10m
Brussels Airlines
Fri 10/29:10 pm
ROB
- PHL
2 stops25h 42m
Brussels Airlines
Deal found 4/21![Brussels Airlines logo]()
$1,830
This KAYAK deal was found by Cheapflights users on 4/21. 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.
Wed 5/65:40 pm
PHL
- ROB
3 stops46h 10m
Brussels Airlines
Wed 9/309:10 pm
ROB
- PHL
2 stops22h 55m
Brussels Airlines
Deal found 4/21![Brussels Airlines logo]()
$1,853
This United Airlines deal was found by Cheapflights users on 4/21. 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.
Sat 5/91:26 pm
PHL
- ROB
3 stops26h 24m
United Airlines
Wed 9/309:10 pm
ROB
- PHL
2 stops24h 12m
United Airlines
Deal found 4/21![United Airlines logo]()
$1,955
One-way flights from Philadelphia to MonroviaSearch for one-way flight options from Philadelphia to Monrovia. Find affordable one-way fares based on user searches. Data last updated April 22, 2026.
Search for one-way flight options from Philadelphia to Monrovia. Find affordable one-way fares based on user searches. Data last updated April 22, 2026.
This BusinessClass deal was found by Cheapflights users on 4/17. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/193:10 pm
PHL
- ROB
3 stops24h 40m
Brussels Airlines
Deal found 4/17![Brussels Airlines logo]()
$1,109
This Ovago deal was found by Cheapflights users on 4/17. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/197:45 pm
PHL
- ROB
2 stops42h 05m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$1,813
Find flight deals from Philadelphia to Monrovia
Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) 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 April 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,830 (KAYAK) |
One-way from | $1,109 (BusinessClass) |
Popular in | December |
Cheapest in | February |
Average price | $1,663 |
Cheapflights Fare Finder
Customize your flight search to find flights from Philadelphia 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 22, 2026.
Use the filters below to find and compare flights from Philadelphia to Monrovia that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhiladelphiaMonrovia
PHL - ROB
PHLROB
Philadelphia
Tue 5/5
10:00 am-7:50 pm
3 stops29h 50m
Monrovia Roberts Intl
Fri 10/2
9:10 pm-11:21 pm
2 stops30h 11m
$1,855
PhiladelphiaMonrovia
PHL - ROB
PHLROB
Philadelphia
Sat 5/9
10:00 am-7:50 pm
3 stops29h 50m
Monrovia Roberts Intl
Sun 10/4
9:10 pm-12:37 am
2 stops31h 27m
$1,955
PhiladelphiaMonrovia
PHL - ROB
PHLROB
Philadelphia
Sat 5/9
1:26 pm-7:50 pm
3 stops26h 24m
Monrovia Roberts Intl
Wed 9/30
9:10 pm-5:22 pm
2 stops24h 12m
$1,955
PhiladelphiaMonrovia
PHL - ROB
PHLROB
Philadelphia
Thu 5/7
3:10 pm-7:50 pm
3 stops24h 40m
Monrovia Roberts Intl
Fri 10/2
9:10 pm-11:21 pm
2 stops30h 11m
$1,955
PhiladelphiaMonrovia
PHL - ROB
PHLROB
Philadelphia
Sun 5/3
7:45 pm-7:50 pm
3 stops44h 05m
Monrovia Roberts Intl
Fri 10/2
9:10 pm-11:21 pm
2 stops30h 11m
$1,961
PhiladelphiaMonrovia
PHL - ROB
PHLROB
Philadelphia
Fri 5/8
5:40 pm-7:50 pm
3 stops46h 10m
Monrovia Roberts Intl
Fri 7/3
9:10 pm-6:55 pm
2 stops25h 45m
$2,080
PhiladelphiaMonrovia
PHL - ROB
PHLROB
Philadelphia
Fri 6/5
7:45 pm-7:50 pm
3 stops44h 05m
Monrovia Roberts Intl
Fri 6/12
9:10 pm-6:55 pm
2 stops25h 45m
$2,086
PhiladelphiaMonrovia
PHL - ROB
PHLROB
Philadelphia
Sun 5/17
5:40 pm-7:50 pm
3 stops46h 10m
Monrovia Roberts Intl
Sun 5/24
9:10 pm-6:55 pm
3 stops49h 45m
$2,300
PhiladelphiaMonrovia
PHL - ROB
PHLROB
Philadelphia
Sun 6/14
6:10 am-2:45 pm
2 stops28h 35m
Monrovia Roberts Intl
Mon 6/29
11:05 am-2:10 pm
3 stops31h 05m
$2,518
Quickest round-trip
PhiladelphiaMonrovia
PHL - ROB
PHLROB
Philadelphia
Sun 7/12
6:13 am-2:45 pm
2 stops28h 32m
Monrovia Roberts Intl
Sat 7/18
7:30 am-11:44 pm
3 stops20h 14m
$2,604
Showing 1-10 of 12 resultsSorted by cheapest first
Compare providers for flights from Philadelphia to Monrovia
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Philadelphia to Monrovia in April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Philadelphia-Monrovia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-Monrovia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Philadelphia-Monrovia flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Philadelphia-Monrovia flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Philadelphia-Monrovia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Philadelphia to Monrovia
Have a flexible travel schedule? Discover the best time to fly to Monrovia from Philadelphia with our price prediction graph.
PHL-ROB
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 Philadelphia to Monrovia
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 22, 2026.
Read reviews from past customers who have flown Brussels Airlines from Philadelphia to Monrovia. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.3
Entertainment
6.2
Overall
7.2
Crew
7.9
Comfort
7.0
Food
6.3
Reviews
1 / 20
8.0
ExcellentNyaga,Mar 2026
BRU - NBO
Boarding
7.3
Entertainment
6.2
Overall
7.2
Crew
7.9
Comfort
7.0
Food
6.3
Reviews
1 / 20
8.0
ExcellentNyaga,Mar 2026
BRU - NBO
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Top airline flying from Philadelphia to Monrovia
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,395 | Average$1,606 | FlexibilityNo cancel fee | On-timeN/A |