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Cheap flights from Philadelphia to Liberia from $780

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Liberia departing on 9/29. 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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0 bags

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Find the cheapest flights from Philadelphia to Liberia

Cheap round-trip flights

Multiple Airlines Logo
3:25 pm - 7:50 pmPHL-ROB
24h 25m3 stops
Multiple Airlines Logo
10:45 pm - 7:05 pmROB-PHL
24h 20m2 stops
$1,397Multiple Airlines
Find Deal
Tue, Oct 21 - Tue, Oct 28
Brussels Airlines Logo
3:00 pm - 7:50 pmPHL-ROB
24h 50m2 stops
Brussels Airlines Logo
10:45 pm - 7:05 pmROB-PHL
24h 20m2 stops
$1,423Brussels Airlines
Find Deal
Tue, Oct 21 - Tue, Oct 28
United Airlines Logo
4:56 pm - 6:45 pmPHL-ROB
45h 49m2 stops
United Airlines Logo
10:45 pm - 2:22 pmROB-PHL
43h 37m2 stops
$1,549United Airlines
Find Deal
Wed, Mar 18 - Sun, Mar 22
British Airways Logo
7:55 pm - 4:35 amPHL-ROB
27h 40m2 stops
British Airways Logo
5:35 am - 4:35 pmROB-PHL
39h 00m2 stops
$1,561British Airways
Find Deal
Wed, Dec 3 - Wed, Mar 25
British Airways Logo
7:55 pm - 4:35 amPHL-ROB
27h 40m2 stops
British Airways Logo
5:35 am - 9:43 amROB-PHL
32h 08m3 stops
$1,566British Airways
Find Deal
Wed, Dec 3 - Wed, Mar 25
American Airlines Logo
6:45 pm - 4:35 amPHL-ROB
52h 50m2 stops
American Airlines Logo
5:35 am - 9:44 amROB-PHL
33h 09m2 stops
$1,572American Airlines
Find Deal
Tue, Dec 30 - Fri, Jan 30
United Airlines Logo
6:00 am - 6:45 pmPHL-ROB
31h 45m2 stops
United Airlines Logo
10:45 pm - 12:45 amROB-PHL
31h 00m2 stops
$1,673United Airlines
Find Deal
Thu, Nov 20 - Wed, Dec 17
Ethiopian Air Logo
10:33 am - 5:50 pmPHL-ROB
26h 17m3 stops
Ethiopian Air Logo
11:05 am - 1:51 pmROB-PHL
30h 46m3 stops
$1,759Ethiopian Air
Find Deal
Wed, Dec 3 - Thu, Mar 26
American Airlines Logo
8:00 pm - 4:35 amPHL-ROB
75h 35m2 stops
American Airlines Logo
5:35 am - 12:42 amROB-PHL
24h 07m2 stops
$1,771American Airlines
Find Deal
Sat, Dec 20 - Fri, Jan 30
Ethiopian Air Logo
10:33 am - 5:50 pmPHL-ROB
26h 17m3 stops
Ethiopian Air Logo
11:05 am - 11:30 pmROB-PHL
41h 25m3 stops
$1,957Ethiopian Air
Find Deal
Wed, Dec 3 - Thu, Jan 1

United Airlines flights from Philadelphia to Liberia

Our best United Airlines deals on Philadelphia to Liberia flight tickets
United Airlines
Mar 18
PHL4:56 pmPhiladelphia
45h 49m
2 stops
ROB6:45 pmMonrovia Roberts Intl
Mar 22
ROB10:45 pmMonrovia Roberts Intl
43h 37m
2 stops
PHL2:22 pmPhiladelphia
$1,549
Find similar
United Airlines
Nov 20
PHL6:00 amPhiladelphia
31h 45m
2 stops
ROB6:45 pmMonrovia Roberts Intl
Dec 17
ROB10:45 pmMonrovia Roberts Intl
31h 00m
2 stops
PHL12:45 amPhiladelphia
$1,673
Find similar
United Airlines
Feb 4
PHL7:55 pmPhiladelphia
41h 50m
2 stops
ROB6:45 pmMonrovia Roberts Intl
Apr 4
ROB9:10 pmMonrovia Roberts Intl
31h 22m
2 stops
PHL12:32 amPhiladelphia
$1,703
Find similar

British Airways flights from Philadelphia to Liberia

Our best British Airways deals on Philadelphia to Liberia flight tickets
British Airways
Dec 3
PHL7:55 pmPhiladelphia
27h 40m
2 stops
ROB4:35 amMonrovia Roberts Intl
Mar 25
ROB5:35 amMonrovia Roberts Intl
39h 00m
2 stops
PHL4:35 pmPhiladelphia
$1,561
Find similar
British Airways
Dec 3
PHL7:55 pmPhiladelphia
27h 40m
2 stops
ROB4:35 amMonrovia Roberts Intl
Mar 25
ROB5:35 amMonrovia Roberts Intl
32h 08m
3 stops
PHL9:43 amPhiladelphia
$1,566
Find similar
British Airways
Dec 30
PHL9:33 pmPhiladelphia
50h 02m
3 stops
ROB4:35 amMonrovia Roberts Intl
Jan 30
ROB5:35 amMonrovia Roberts Intl
33h 09m
3 stops
PHL9:44 amPhiladelphia
$1,577
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Philadelphia to Liberia 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, momondo users made 832,500 searches. Data last updated September 23, 2025.
Use the filters below to find and compare flights from Philadelphia to Liberia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaMonrovia

PHL - ROB

PHLROB

Philadelphia

Tue 10/21

3:25 pm-7:50 pm

3 stops24h 25m

Monrovia Roberts Intl

Tue 10/28

10:45 pm-7:05 pm

2 stops24h 20m

$1,397

PhiladelphiaMonrovia

PHL - ROB

PHLROB

Philadelphia

Tue 10/21

3:00 pm-7:50 pm

2 stops24h 50m

Monrovia Roberts Intl

Tue 10/28

10:45 pm-7:05 pm

2 stops24h 20m

$1,423

PhiladelphiaMonrovia

PHL - ROB

PHLROB

Philadelphia

Wed 3/18

4:56 pm-6:45 pm

2 stops45h 49m

Monrovia Roberts Intl

Sun 3/22

10:45 pm-2:22 pm

2 stops43h 37m

$1,549

PhiladelphiaMonrovia

PHL - ROB

PHLROB

Philadelphia

Wed 12/3

7:55 pm-4:35 am

2 stops27h 40m

Monrovia Roberts Intl

Wed 3/25

5:35 am-4:35 pm

2 stops39h 00m

$1,561

PhiladelphiaMonrovia

PHL - ROB

PHLROB

Philadelphia

Wed 12/3

7:55 pm-4:35 am

2 stops27h 40m

Monrovia Roberts Intl

Wed 3/25

5:35 am-9:43 am

3 stops32h 08m

$1,566

PhiladelphiaMonrovia

PHL - ROB

PHLROB

Philadelphia

Tue 12/30

6:45 pm-4:35 am

2 stops52h 50m

Monrovia Roberts Intl

Fri 1/30

5:35 am-9:44 am

2 stops33h 09m

$1,572

PhiladelphiaMonrovia

PHL - ROB

PHLROB

Philadelphia

Thu 11/20

6:00 am-6:45 pm

2 stops31h 45m

Monrovia Roberts Intl

Wed 12/17

10:45 pm-12:45 am

2 stops31h 00m

$1,673

PhiladelphiaMonrovia

PHL - ROB

PHLROB

Philadelphia

Wed 12/3

10:33 am-5:50 pm

3 stops26h 17m

Monrovia Roberts Intl

Thu 3/26

11:05 am-1:51 pm

3 stops30h 46m

$1,759

PhiladelphiaMonrovia

PHL - ROB

PHLROB

Philadelphia

Sat 12/20

8:00 pm-4:35 am

2 stops75h 35m

Monrovia Roberts Intl

Fri 1/30

5:35 am-12:42 am

2 stops24h 07m

$1,771

PhiladelphiaMonrovia

PHL - ROB

PHLROB

Philadelphia

Wed 12/3

10:33 am-5:50 pm

3 stops26h 17m

Monrovia Roberts Intl

Thu 1/1

11:05 am-11:30 pm

3 stops41h 25m

$1,957

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Liberia from

How to get the cheapest flight ticket from Philadelphia to Liberia

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

What is the cheapest day to depart on your flight to Liberia?

On average, the least expensive day to fly to Liberia from Philadelphia is on a Monday. momondo users have found tickets for Monday departures for as low as $1,547. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Philadelphia to Liberia for around $2,263.

What is the cheapest time of day to depart on your flight to Liberia?

At noon is the cheapest time of day to fly from Philadelphia to Liberia when you can find flight prices for as low as $1,561. Flying to Liberia at noon is an ideal time because this is during off-peak travel hours. Flights to Liberia are more costly in the evening, with an average ticket price of $1,873. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Cheap Philadelphia to Liberia flight deals and tips

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

Direct flights

None
There are no direct flights from Philadelphia to Liberia. There are no popular flight routes from Philadelphia to Liberia.
Search flight deals

  • When did momondo last update prices for flights from Philadelphia Airport to Liberia?

    Prices for flights from Philadelphia Airport to Liberia refresh daily.

  • How many operators does momondo search for flights from Philadelphia Airport to Liberia?

  • How old do you have to be to fly from Philadelphia Airport to Liberia?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to Liberia.

  • What documentation or ID do you need to fly to Liberia?

    The required travel and health documents for your Liberia 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 Liberia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Philadelphia to Liberia

Compare and see reviews for airlines that fly from Philadelphia to Liberia with momondo
Airline
Rating
Free Cancellation
Price
Brussels AirlinesPriceFrom $1,454Free CancellationRating
7.2
361 reviews
Search Brussels Airlines flights
United AirlinesPriceFrom $1,589Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Philadelphia to Liberia. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Liberia from Philadelphia with this policy.

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

momondo helps you find the best flight between Philadelphia and Liberia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Philadelphia to Liberia flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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