Which airports can I use when flying from Philadelphia to Monrovia?

Flights from Philadelphia to Monrovia usually depart from Philadelphia (PHL) and arrive at Monrovia Roberts Intl (ROB).

What cabin classes can I book on flights from Philadelphia to Monrovia?

Only Economy Class is available on flights from Philadelphia to Monrovia.

Can I save money by using flexible dates for flights from Philadelphia to Monrovia?

Yes. Flexible dates can save you up to 13% on flights from Philadelphia to Monrovia. Friday is the cheapest departure day at $1,675 round-trip on average, while Thursday is the most expensive at $1,916, a difference of $241. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Do I need a passport to fly from Philadelphia to Monrovia?

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

How are flight prices from Philadelphia to Monrovia looking right now?

One-way fares from Philadelphia to Monrovia are currently higher than usual. Average one-way flight prices are about $3,661, which is 284% above the typical average for this route.

What is the time difference between Philadelphia and Monrovia?

Monrovia is 4 hours ahead of Philadelphia (Greenwich Mean Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

How much should I expect to pay for a Philadelphia to Monrovia flight?

Round-trip flights from Philadelphia to Monrovia range from $1,627 to $2,080, with an average of $1,788 over the past 12 months. Anything below $1,627 counts as a good deal.

What's the cheapest day of the week to fly from Philadelphia to Monrovia?

Based on deals KAYAK users found in the last 12 months, Friday is the cheapest day of the week to fly from Philadelphia to Monrovia. It’s 7% cheaper than the average day, while Thursday is the most expensive, with prices 7% higher.

What’s the cheapest month to fly from Philadelphia to Monrovia?

•February is the cheapest month to fly from Philadelphia to Monrovia at $1,428 round-trip. •July ($2,135) and December ($2,082) are the most expensive months. •The price difference between flying in the cheapest and most expensive months is 49% on average. This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Which airline is the cheapest to fly from Philadelphia to Monrovia?

Brussels Airlines ($1,868) offered the cheapest round-trip ticket from Philadelphia to Monrovia in the last 5 days.

$1,889 CHEAP FLIGHTS from Philadelphia to Monrovia (PHL - ROB)

Save 25% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Cheapest round-trip

$1,396

Typical prices: $1,627-$2,080

Multiple Airlines

Sat 2/3Tue 3/13

PHL - ROB • 3 stops

Cheapest one-way

$1,005

Typical prices: $900-$1,012

Brussels Airlines

Mon 2/19

PHL - ROB • 3 stops

When to travel

February

Cheapest • 20% price drop

August

Most popular

Good to know

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We hope you love your trip to Monrovia!

Flight Deals

Cheap Flights from Philadelphia to Monrovia (PHL-ROB)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Philadelphia to Monrovia

Wed, Feb 3 - Sat, Mar 13

8:45 pm - 7:30 pmPHL Philadelphia-ROB Monrovia Roberts Intl

41h 45m3 stops Doha Hamad Intl Abidjan Felix H. Boigny Accra Kotoka

8:15 am - 2:50 pmROB Monrovia Roberts Intl-PHL Philadelphia

35h 35m3 stops Accra Kotoka Abidjan Felix H. Boigny Doha Hamad Intl

$1,396Multiple Airlines

Sun, Feb 7 - Thu, Mar 18

8:45 pm - 7:30 pmPHL Philadelphia-ROB Monrovia Roberts Intl

41h 45m3 stops Doha Hamad Intl Abidjan Felix H. Boigny Accra Kotoka

7:30 am - 3:50 pmROB Monrovia Roberts Intl-PHL Philadelphia

36h 20m3 stops Accra Kotoka Abidjan Felix H. Boigny Doha Hamad Intl

$1,450Multiple Airlines

Sun, Feb 7 - Thu, Mar 18

8:45 pm - 7:30 pmPHL Philadelphia-ROB Monrovia Roberts Intl

41h 45m3 stops Doha Hamad Intl Abidjan Felix H. Boigny Accra Kotoka

6:40 pm - 3:50 pmROB Monrovia Roberts Intl-PHL Philadelphia

49h 10m2 stops Accra Kotoka Doha Hamad Intl

$1,686Multiple Airlines

Tue, Apr 27 - Fri, May 28

9:30 pm - 4:35 amPHL Philadelphia-ROB Monrovia Roberts Intl

51h 05m2 stops Doha Hamad Intl Casablanca Mohamed V

7:30 am - 3:05 pmROB Monrovia Roberts Intl-PHL Philadelphia

35h 35m2 stops Accra Kotoka Doha Hamad Intl

$1,855Multiple Airlines

Tue, Apr 27 - Fri, May 28

9:30 pm - 4:35 amPHL Philadelphia-ROB Monrovia Roberts Intl

51h 05m2 stops Doha Hamad Intl Casablanca Mohamed V

7:30 am - 3:05 pmROB Monrovia Roberts Intl-PHL Philadelphia

35h 35m2 stops Accra Kotoka Doha Hamad Intl

$1,856Multiple Airlines

Mon, Feb 22 - Sun, Apr 4

1:14 pm - 9:15 pmPHL Philadelphia-ROB Monrovia Roberts Intl

27h 01m3 stops Chicago O'Hare Intl Brussels Bruxelles-National Freetown Lungi Intl

9:35 pm - 4:00 pmROB Monrovia Roberts Intl-PHL Philadelphia

22h 25m2 stops Brussels Bruxelles-National Frankfurt am Main

$1,868Brussels Airlines

Wed, Nov 25 - Fri, Dec 18

3:05 pm - 9:15 pmPHL Philadelphia-ROB Monrovia Roberts Intl

25h 10m3 stops Washington, D.C. Dulles Intl Brussels Bruxelles-National Freetown Lungi Intl

10:45 pm - 4:05 pmROB Monrovia Roberts Intl-PHL Philadelphia

46h 20m2 stops Brussels Bruxelles-National Frankfurt am Main

$1,889Brussels Airlines

Tue, Apr 27 - Fri, May 28

3:20 pm - 8:05 pmPHL Philadelphia-ROB Monrovia Roberts Intl

24h 45m3 stops Montreal Pierre Elliott Trudeau Intl Brussels Bruxelles-National Freetown Lungi Intl

9:35 pm - 4:00 pmROB Monrovia Roberts Intl-PHL Philadelphia

22h 25m2 stops Brussels Bruxelles-National Frankfurt am Main

$1,889Multiple Airlines

Mon, Jan 11 - Sun, Mar 28

3:35 pm - 9:15 pmPHL Philadelphia-ROB Monrovia Roberts Intl

24h 40m3 stops Montreal Pierre Elliott Trudeau Intl Brussels Bruxelles-National Freetown Lungi Intl

9:35 pm - 4:00 pmROB Monrovia Roberts Intl-PHL Philadelphia

22h 25m2 stops Brussels Bruxelles-National Frankfurt am Main

$1,909Multiple Airlines

Mon, Mar 15 - Fri, Apr 9

3:20 pm - 9:15 pmPHL Philadelphia-ROB Monrovia Roberts Intl

25h 55m3 stops Montreal Pierre Elliott Trudeau Intl Brussels Bruxelles-National Freetown Lungi Intl

9:35 pm - 4:00 pmROB Monrovia Roberts Intl-PHL Philadelphia

22h 25m2 stops Brussels Bruxelles-National Frankfurt am Main

$1,911Brussels Airlines

Booking Insights

Price, demand and travel trends for Philadelphia to Monrovia flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

Prices

Airlines

What's the cheapest day of the week to fly from Philadelphia to Monrovia?: Based on deals KAYAK users found in the last 12 months, Friday is the cheapest day of the week to fly from Philadelphia to Monrovia. It’s 7% cheaper than the average day, while Thursday is the most expensive, with prices 7% higher.
What’s the cheapest month to fly from Philadelphia to Monrovia? KAYAK internal proprietary data takes all prices for each month over the last 12 months for round-trip flights from Philadelphia to Monrovia, removes the top 0.1% to account for outliers and then takes the median of all values for each month.: •February is the cheapest month to fly from Philadelphia to Monrovia at $1,428 round-trip.
•July ($2,135) and December ($2,082) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 49% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Low season	February
High season	August
Cheapest flight	$1,005

Beat the crowds with an average 31% drop in travelers.

The most popular month to fly with an average 38% increase in travelers.

One-way flight from Philadelphia to Monrovia

When to book flights from Philadelphia to Monrovia

Are your dates flexible? Find out the best times to travel from Philadelphia to Monrovia based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

What cabin classes can I book on flights from Philadelphia to Monrovia?
Only Economy Class is available on flights from Philadelphia to Monrovia.
Do I need a passport to fly from Philadelphia to Monrovia?
Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.
How much should I expect to pay for a Philadelphia to Monrovia flight?
Round-trip flights from Philadelphia to Monrovia range from $1,627 to $2,080, with an average of $1,788 over the past 12 months. Anything below $1,627 counts as a good deal.
How are flight prices from Philadelphia to Monrovia looking right now?
One-way fares from Philadelphia to Monrovia are currently higher than usual. Average one-way flight prices are about $3,661, which is 284% above the typical average for this route.
Which airports can I use when flying from Philadelphia to Monrovia?
Flights from Philadelphia to Monrovia usually depart from Philadelphia (PHL) and arrive at Monrovia Roberts Intl (ROB).
Can I save money by using flexible dates for flights from Philadelphia to Monrovia?
Yes. Flexible dates can save you up to 13% on flights from Philadelphia to Monrovia. Friday is the cheapest departure day at $1,675 round-trip on average, while Thursday is the most expensive at $1,916, a difference of $241.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
What is the time difference between Philadelphia and Monrovia?
Monrovia is 4 hours ahead of Philadelphia (Greenwich Mean Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

If your dates are flexible, aim for a Friday departure and avoid flying on Thursday. On this route, Friday flights average $1,675, about $241 less than Thursday fares (13% savings) based on the last 12 months.
If you can choose when to travel, plan your Philadelphia to Monrovia trip for February. Fares historically average $1,428 round-trip in that month - typically $707 less than the most expensive month, which is July (based on the last 12 months).

More options for your flight from Philadelphia to Monrovia

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PHL - ROB

$1,889 Find Cheap Flights from Philadelphia to Monrovia - Compare and Save

Everything you should know

Cheap Flights from Philadelphia to Monrovia (PHL-ROB)

Recent round-trip flight deals from Philadelphia to Monrovia

Recent one-way flight deals from Philadelphia to Monrovia

Price, demand and travel trends for Philadelphia to Monrovia flights

What's the cheapest day of the week to fly from Philadelphia to Monrovia?

What’s the cheapest month to fly from Philadelphia to Monrovia?

Which airline is the cheapest to fly from Philadelphia to Monrovia?

Key details for Philadelphia to Monrovia flights

Low season

High season

Cheapest flight

When to book flights from Philadelphia to Monrovia

Your Philadelphia to Monrovia flight questions, answered

Your guide to booking Philadelphia to Monrovia flights

More options for your flight from Philadelphia to Monrovia

Complete your trip to Monrovia with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from Philadelphia to Monrovia

Find direct flights to and from Philadelphia and Monrovia

Flights from domestic origins to Monrovia

Flights to other popular destinations

Find deals for your return flight