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$762+ Cheap flights from Monrovia (ROB) to Pennsylvania

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 2/18. Fares are subject to change and may not be available on all flights or dates of travel.
ROB — PHL
Jan 21 — Jan 281
Wed 1/21
Wed 1/28
1 adult, Economy
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Cheap flight deals from Monrovia to Pennsylvania

Cheapest flights from Monrovia to Pennsylvania
Explore the most affordable flight options available from Monrovia to Pennsylvania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 22, 2025.

This oojo deal was found by Cheapflights users on 12/22. 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.
Fri 12/265:35 amROB - IAD
1 stop18h 10mRoyal Air Maroc
Wed 1/148:45 pmIAD - ROB
1 stop26h 50mRoyal Air Maroc
Deal found 12/22$1,135
This Ovago deal was found by Cheapflights users on 12/21. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2310:45 pmROB - EWR
2 stops27h 45mBrussels Airlines
Fri 1/166:55 pmEWR - ROB
2 stops21h 20mBrussels Airlines
Deal found 12/21$1,381
This Ovago deal was found by Cheapflights users on 12/22. 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.
Fri 12/265:35 amROB - IAD
2 stops39h 00mBritish Airways
Wed 1/145:46 pmIAD - ROB
3 stops29h 49mBritish Airways
Deal found 12/22$1,495
This Brussels Airlines deal was found by Cheapflights users on 12/22. 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.
Sat 12/2710:45 pmROB - IAD
1 stop20h 50mBrussels Airlines
Tue 1/135:45 pmIAD - ROB
2 stops22h 30mBrussels Airlines
Deal found 12/22$1,550
This KAYAK deal was found by Cheapflights users on 12/22. 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.
Sat 12/2710:45 pmROB - IAD
1 stop20h 50mBrussels Airlines
Thu 1/155:45 pmIAD - ROB
2 stops22h 30mBrussels Airlines
Deal found 12/22$1,578
This Brussels Airlines deal was found by Cheapflights users on 12/22. 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.
Sat 12/2710:45 pmROB - IAD
1 stop20h 50mBrussels Airlines
Wed 1/145:20 pmIAD - ROB
3 stops46h 55mBrussels Airlines
Deal found 12/22$1,598
This FlightHub deal was found by Cheapflights users on 12/22. 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.
Sat 12/2710:45 pmROB - IAD
2 stops45h 40mMultiple Airlines
Thu 1/159:45 amIAD - ROB
3 stops30h 30mMultiple Airlines
Deal found 12/22$1,672
This Orbitz deal was found by Cheapflights users on 12/21. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2310:45 pmROB - JFK
2 stops21h 55mBrussels Airlines
Fri 1/165:30 pmJFK - ROB
3 stops22h 45mBrussels Airlines
Deal found 12/21$1,690
This Gotogate deal was found by Cheapflights users on 12/21. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/237:30 amROB - JFK
2 stops16h 25mMultiple Airlines
Fri 1/168:00 pmJFK - ROB
1 stop27h 35mMultiple Airlines
Deal found 12/21$1,884
This Mytrip deal was found by Cheapflights users on 12/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2311:05 amROB - EWR
3 stops32h 47mMultiple Airlines
Fri 1/163:30 pmEWR - ROB
3 stops24h 45mMultiple Airlines
Deal found 12/20$2,421
This Ethiopian Air deal was found by Cheapflights users on 12/20. 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 Ethiopian Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/237:30 amROB - JFK
4 stops40h 25mEthiopian Air
Fri 1/168:55 pmJFK - ROB
3 stops39h 55mEthiopian Air
Deal found 12/20$3,572
This oojo deal was found by Cheapflights users on 12/20. 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.
Tue 12/237:30 amROB - EWR
4 stops29h 30mEthiopian Air
Fri 1/1610:00 amEWR - ROB
3 stops26h 50mEthiopian Air
Deal found 12/20$3,738

Find flight deals from Monrovia to Pennsylvania

Keep the following information in mind while searching for Monrovia to Pennsylvania flight deals. Data was last updated December 22, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$1,135
(oojo)

One-way from

$762
(Kiwi.com)
Provider with most accurate pricing for Monrovia Roberts Intl-Philadelphia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Monrovia Roberts Intl-Philadelphia flights.
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From Monrovia Roberts Intl to Pennsylvania
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One-way flight from Monrovia Roberts Intl to Pennsylvania
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Monrovia to Pennsylvania 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 December 22, 2025.
Use the filters below to find and compare flights from Monrovia to Pennsylvania that are best for you.

Fly from

Monrovia

Fly to

Pennsylvania

Route

Depart

Return

Price

MonroviaWashington, D.C.

ROB - IAD

ROBIAD

Monrovia Roberts Intl

Tue 2/3

3:05 am-3:35 pm

2 stops41h 30m

Washington, D.C. Dulles Intl

Wed 2/25

9:45 pm-2:05 am

2 stops23h 20m

$1,161

MonroviaNewark

ROB - EWR

ROBEWR

Monrovia Roberts Intl

Fri 3/6

8:05 pm-1:30 pm

2 stops22h 25m

Newark

Sat 4/4

6:20 pm-7:50 pm

2 stops21h 30m

$1,168

MonroviaNew York

ROB - JFK

ROBJFK

Monrovia Roberts Intl

Fri 3/6

8:05 pm-1:20 pm

2 stops22h 15m

New York John F Kennedy Intl

Sat 4/4

6:10 pm-7:50 pm

2 stops21h 40m

$1,188

MonroviaWashington, D.C.

ROB - IAD

ROBIAD

Monrovia Roberts Intl

Tue 1/20

10:45 pm-2:35 pm

1 stop20h 50m

Washington, D.C. Dulles Intl

Mon 3/9

6:45 pm-9:15 pm

2 stops22h 30m

$1,303

MonroviaNew York

ROB - JFK

ROBJFK

Monrovia Roberts Intl

Thu 3/5

3:05 am-9:57 am

2 stops35h 52m

New York John F Kennedy Intl

Sat 4/4

10:50 am-4:35 am

1 stop13h 45m

$1,399

MonroviaPhiladelphia

ROB - PHL

ROBPHL

Monrovia Roberts Intl

Wed 1/14

5:35 am-4:15 pm

2 stops39h 40m

Philadelphia

Wed 6/17

7:55 pm-4:35 am

2 stops28h 40m

$1,400

MonroviaWashington, D.C.

ROB - IAD

ROBIAD

Monrovia Roberts Intl

Tue 1/20

10:45 pm-2:55 pm

2 stops45h 10m

Washington, D.C. Dulles Intl

Mon 3/9

9:55 am-9:15 pm

3 stops31h 20m

$1,464

MonroviaNew York

ROB - LGA

ROBLGA

Monrovia Roberts Intl

Wed 2/4

10:45 pm-9:14 pm

2 stops27h 29m

New York LaGuardia

Wed 2/11

7:29 pm-6:45 pm

2 stops42h 16m

$1,518

MonroviaNewark

ROB - EWR

ROBEWR

Monrovia Roberts Intl

Wed 2/4

10:45 pm-1:30 pm

1 stop19h 45m

Newark

Wed 2/11

9:55 pm-6:45 pm

2 stops39h 50m

$1,518

MonroviaWashington, D.C.

ROB - IAD

ROBIAD

Monrovia Roberts Intl

Wed 2/4

7:30 am-7:05 pm

1 stop16h 35m

Washington, D.C. Dulles Intl

Wed 2/25

8:50 pm-5:50 pm

2 stops16h 00m

$1,553

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 45 results
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Best time to book a flight from Monrovia to Pennsylvania

Have a flexible travel schedule? Discover the best time to fly to Pennsylvania from Monrovia 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 Monrovia to Pennsylvania
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Monrovia to Pennsylvania. 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 from for flights from Monrovia to Pennsylvania?

    Most people fly from Monrovia Roberts Intl (ROB) if they book a flight from Monrovia to Pennsylvania. Monrovia Roberts Intl is conveniently located just 30.2 mi from Monrovia’s city center.

  • How long is the flight from Monrovia to Pennsylvania?

    British Airways, United Airlines, and Brussels Airlines can get you from Monrovia to Pennsylvania in just under 22h 15m. Your travel time can differ by up to 19h 15m. The distance between Monrovia and Pennsylvania is about 4550 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Monrovia to Pennsylvania?

    Most travelers choose Monrovia Roberts Intl - New York John F Kennedy Intl, Monrovia Roberts Intl - Newark or Monrovia Roberts Intl - Washington, D.C. Dulles Intl when deciding on the best route from Monrovia to Pennsylvania.

  • Can I find deals for flights from Monrovia to Pennsylvania that include hotel bookings?

    Yes. In addition to deals on Monrovia to Pennsylvania flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Monrovia to Pennsylvania?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Monrovia to Pennsylvania.

  • Can I find deals for business class flights from Monrovia to Pennsylvania?

    Yes. Cheapflights offers flight deals from Monrovia to Pennsylvania 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

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