What airlines fly to Monrovia?

Brussels Airlines, Royal Air Maroc and Ethiopian Air are the top three most popular airlines that fly to Monrovia from Philadelphia according to our data. Brussels Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Monrovia. Keep in mind that there are 4 different airlines that fly to Monrovia on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Philadelphia Airport to Monrovia Roberts Intl Airport?

Prices for flights from Philadelphia Airport to Monrovia Roberts Intl Airport refresh daily.

How many operators does momondo search for flights from Philadelphia Airport to Monrovia Roberts Intl Airport?

As of August 2026, there is 1 operator available to choose from for flights from Philadelphia Airport to Monrovia Roberts Intl Airport.

How old do you have to be to fly from Philadelphia Airport to Monrovia Roberts Intl Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to Monrovia Roberts Intl Airport.

What documentation or ID do you need to fly to Monrovia Roberts Intl Airport?

The required travel and health documents for your Monrovia Roberts Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Monrovia Roberts Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$1,655 Cheap Flights from Philadelphia to Monrovia in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Philadelphia to Monrovia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 2:45 pm

PHL

ROB

27h 45m

2 stops

11:05 am - 1:51 pm

ROB

PHL

31h 46m

3 stops

$1,695Ethiopian Air

Fri, Nov 13 - Mon, Nov 30

1:16 pm - 2:45 pm

PHL

ROB

45h 29m

2 stops

7:10 am - 9:24 am

ROB

PHL

31h 14m

3 stops

$1,705Ethiopian Air

Sat, Oct 31 - Mon, Nov 30

6:00 am - 5:50 pm

PHL

ROB

31h 50m

2 stops

7:30 am - 9:24 am

ROB

PHL

30h 54m

2 stops

$1,773Multiple Airlines

Sat, Oct 31 - Mon, Nov 30

3:20 pm - 9:15 pm

PHL

ROB

24h 55m

3 stops

10:45 pm - 2:44 pm

ROB

PHL

20h 59m

2 stops

$1,800Multiple Airlines

Mon, Nov 2 - Fri, Nov 13

7:40 pm - 2:45 pm

PHL

ROB

39h 05m

2 stops

11:05 am - 2:20 pm

ROB

PHL

31h 15m

3 stops

$1,802Ethiopian Air

Mon, Sep 14 - Mon, Sep 21

1:16 pm - 9:15 pm

PHL

ROB

27h 59m

3 stops

10:45 pm - 5:22 pm

ROB

PHL

23h 37m

2 stops

$1,831Brussels Airlines

Sat, Oct 31 - Sun, Feb 28

3:20 pm - 9:15 pm

PHL

ROB

24h 55m

3 stops

10:45 pm - 6:40 pm

ROB

PHL

24h 55m

2 stops

$1,846Multiple Airlines

Thu, Nov 12 - Fri, Feb 26

7:40 pm - 2:45 pm

PHL

ROB

39h 05m

2 stops

7:30 am - 6:54 pm

ROB

PHL

39h 24m

2 stops

$1,869Ethiopian Air

Mon, Sep 14 - Mon, Sep 21

3:20 pm - 9:15 pm

PHL

ROB

24h 55m

2 stops

10:45 pm - 2:44 pm

ROB

PHL

20h 59m

2 stops

$1,870Multiple Airlines

Mon, Nov 2 - Fri, Nov 13

5:40 pm - 9:15 pm

PHL

ROB

22h 35m

3 stops

10:45 pm - 6:40 pm

ROB

PHL

24h 55m

3 stops

$1,975Brussels Airlines

Thu, Nov 12 - Fri, Feb 26

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Ethiopian Air flights from Philadelphia to Monrovia

Our best Ethiopian Air deals on Philadelphia to Monrovia flight tickets

Ethiopian Air

Nov 13

PHL6:00 amPhiladelphia

27h 45m

2 stops

ROB2:45 pmMonrovia Roberts Intl

Nov 30

ROB11:05 amMonrovia Roberts Intl

31h 46m

3 stops

PHL1:51 pmPhiladelphia

$1,695

Ethiopian Air

Oct 31

PHL1:16 pmPhiladelphia

45h 29m

2 stops

ROB2:45 pmMonrovia Roberts Intl

Nov 30

ROB7:10 amMonrovia Roberts Intl

31h 14m

3 stops

PHL9:24 amPhiladelphia

$1,705

Ethiopian Air

Sep 14

PHL7:40 pmPhiladelphia

39h 05m

2 stops

ROB2:45 pmMonrovia Roberts Intl

Sep 21

ROB11:05 amMonrovia Roberts Intl

31h 15m

3 stops

PHL2:20 pmPhiladelphia

$1,802

United Airlines flights from Philadelphia to Monrovia

Our best United Airlines deals on Philadelphia to Monrovia flight tickets

United Airlines

Nov 15

PHL7:40 pmPhiladelphia

44h 35m

3 stops

ROB9:15 pmMonrovia Roberts Intl

Jan 14

ROB10:45 pmMonrovia Roberts Intl

24h 55m

2 stops

PHL6:40 pmPhiladelphia

$2,009

United Airlines

Aug 8

PHL6:00 amPhiladelphia

33h 50m

3 stops

ROB7:50 pmMonrovia Roberts Intl

Aug 30

ROB9:10 pmMonrovia Roberts Intl

45h 11m

2 stops

PHL2:21 pmPhiladelphia

$2,034

United Airlines

Aug 7

PHL7:45 pmPhiladelphia

44h 05m

3 stops

ROB7:50 pmMonrovia Roberts Intl

Aug 30

ROB9:10 pmMonrovia Roberts Intl

45h 11m

2 stops

PHL2:21 pmPhiladelphia

$2,040

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaMonrovia

PHL - ROB

PHLROB

Philadelphia

Fri 11/13

6:00 am-2:45 pm

2 stops27h 45m

Monrovia Roberts Intl

Mon 11/30

11:05 am-1:51 pm

3 stops31h 46m

$1,695

PhiladelphiaMonrovia

PHL - ROB

PHLROB

Philadelphia

Sat 10/31

1:16 pm-2:45 pm

2 stops45h 29m

Monrovia Roberts Intl

Mon 11/30

7:10 am-9:24 am

3 stops31h 14m

$1,705

PhiladelphiaMonrovia

PHL - ROB

PHLROB

Philadelphia

Sat 10/31

6:00 am-5:50 pm

2 stops31h 50m

Monrovia Roberts Intl

Mon 11/30

7:30 am-9:24 am

2 stops30h 54m

$1,773

Quickest round-trip

PhiladelphiaMonrovia

PHL - ROB

PHLROB

Philadelphia

Mon 11/2

3:20 pm-9:15 pm

3 stops24h 55m

Monrovia Roberts Intl

Fri 11/13

10:45 pm-2:44 pm

2 stops20h 59m

$1,800

PhiladelphiaMonrovia

PHL - ROB

PHLROB

Philadelphia

Mon 9/14

7:40 pm-2:45 pm

2 stops39h 05m

Monrovia Roberts Intl

Mon 9/21

11:05 am-2:20 pm

3 stops31h 15m

$1,802

PhiladelphiaMonrovia

PHL - ROB

PHLROB

Philadelphia

Sat 10/31

1:16 pm-9:15 pm

3 stops27h 59m

Monrovia Roberts Intl

Sun 2/28

10:45 pm-5:22 pm

2 stops23h 37m

$1,831

PhiladelphiaMonrovia

PHL - ROB

PHLROB

Philadelphia

Thu 11/12

3:20 pm-9:15 pm

3 stops24h 55m

Monrovia Roberts Intl

Fri 2/26

10:45 pm-6:40 pm

2 stops24h 55m

$1,846

PhiladelphiaMonrovia

PHL - ROB

PHLROB

Philadelphia

Mon 9/14

7:40 pm-2:45 pm

2 stops39h 05m

Monrovia Roberts Intl

Mon 9/21

7:30 am-6:54 pm

2 stops39h 24m

$1,869

PhiladelphiaMonrovia

PHL - ROB

PHLROB

Philadelphia

Mon 11/2

3:20 pm-9:15 pm

2 stops24h 55m

Monrovia Roberts Intl

Fri 11/13

10:45 pm-2:44 pm

2 stops20h 59m

$1,870

PhiladelphiaMonrovia

PHL - ROB

PHLROB

Philadelphia

Thu 11/12

5:40 pm-9:15 pm

3 stops22h 35m

Monrovia Roberts Intl

Fri 2/26

10:45 pm-6:40 pm

3 stops24h 55m

$1,975

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Philadelphia to Monrovia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Monrovia?

If you’re not able to fly to Monrovia in January, then February is your next best option. Flight prices from Philadelphia to Monrovia during February average around $1,428.

When to book flights from Philadelphia to Monrovia

Are you open to changing your travel dates? Check out the ideal times to fly from Philadelphia to Monrovia according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Philadelphia to Monrovia (PHL to ROB) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Monrovia

Fastest flight time	26h 35m
Direct flights	None

The fastest flight from Philadelphia to Monrovia takes 26h 35m

There are no direct flights from Philadelphia to Monrovia. There are no popular flight routes from Philadelphia to Monrovia.

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Frequently asked questions about flying from Philadelphia to Monrovia

How far is Philadelphia to Monrovia Roberts Intl by plane?
There are 4585.2 mi between Philadelphia and Monrovia Roberts Intl. By plane, this route typically takes 26h 35m.
When did momondo last update prices for flights from Philadelphia Airport to Monrovia Roberts Intl Airport?
Prices for flights from Philadelphia Airport to Monrovia Roberts Intl Airport refresh daily.
How many operators does momondo search for flights from Philadelphia Airport to Monrovia Roberts Intl Airport?
As of August 2026, there is 1 operator available to choose from for flights from Philadelphia Airport to Monrovia Roberts Intl Airport.
How old do you have to be to fly from Philadelphia Airport to Monrovia Roberts Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to Monrovia Roberts Intl Airport.
What documentation or ID do you need to fly to Monrovia Roberts Intl Airport?
The required travel and health documents for your Monrovia Roberts Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Monrovia Roberts Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Philadelphia to Monrovia?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Philadelphia to Monrovia is Brussels Airlines (100% of total bookings).

Best airlines flying from Philadelphia to Monrovia

Compare and see reviews for airlines that fly from Philadelphia to Monrovia with momondo

Airline	Rating	Free Cancellation	Price
Brussels Airlines	PriceFrom $1,398	Free Cancellation	Rating 7.3 431 reviews		Search Brussels Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to Monrovia?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Philadelphia to Monrovia for you.

Can I find flights from Philadelphia to Monrovia with flexible booking policies on momondo?

momondo does allow users to show only those flights to Monrovia from Philadelphia which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Philadelphia to Monrovia?

Once all potential Philadelphia to Monrovia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Philadelphia to Monrovia right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Monrovia, momondo offers a useful price alert feature which will track prices for flights to Monrovia from Philadelphia and alert you when they change.

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Cheap flights from Philadelphia to Monrovia from $1,695

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Monrovia departing on 11/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Ethiopian Air flights from Philadelphia to Monrovia

Our best Ethiopian Air deals on Philadelphia to Monrovia flight tickets

United Airlines flights from Philadelphia to Monrovia

Our best United Airlines deals on Philadelphia to Monrovia flight tickets

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How to get the cheapest flight ticket from Philadelphia to Monrovia

What is the cheapest month to fly to Monrovia?

What airlines fly to Monrovia?

When to book flights from Philadelphia to Monrovia

Cheap Philadelphia to Monrovia (PHL to ROB) flight deals and tips

Fastest flight time

Direct flights

Frequently asked questions about flying from Philadelphia to Monrovia

Best airlines flying from Philadelphia to Monrovia

Compare and see reviews for airlines that fly from Philadelphia to Monrovia with momondo

Why use momondo?

An easier way to manage your Monrovia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Liberia

Fly your favorite airline to Monrovia

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Monrovia

List of cabin classes available on flights landing in Monrovia. Availability may vary depending on flight origin and airline.

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