Monrovia

$543+ Cheap flights from Washington, D.C. (WAS) 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 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — ROB
Jul 8 — Jul 151
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Cheap flight deals from Washington, D.C. to Monrovia

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) 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 July 3, 2025.

Round-trip from

$891
(Kiwi.com)

One-way from

$543
(FlightHub)

Popular in

December

Cheapest in

February

Average price

$1,737
From Washington, D.C. (WAS) to Monrovia Roberts Intl
One-way flight from Washington, D.C. (WAS) to Monrovia Roberts Intl
Highest demand for flights based on searches. 0% potential increase in price ($9 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($28 potential savings vs. average RT price).
Average for round-trip flights in July 2025

Find flight deals from Washington, D.C. to Monrovia

Cheapest flights from Washington, D.C. to Monrovia
Explore the most affordable flight options available from Washington, D.C. to Monrovia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Kiwi.com deal was found by Cheapflights users on 7/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/205:45 pmIAD - ROB
2 stops22h 05mBrussels Airlines
Sat 11/810:35 pmROB - IAD
1 stop21h 00mBrussels Airlines
Deal found 7/2$891
This FlightHub deal was found by Cheapflights users on 7/2. 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.
Tue 9/169:40 amDCA - ROB
3 stops30h 10mMultiple Airlines
Tue 9/239:10 pmROB - DCA
2 stops22h 41mMultiple Airlines
Deal found 7/2$896
This CheapOair deal was found by Cheapflights users on 7/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/169:35 amIAD - ROB
3 stops30h 15mMultiple Airlines
Tue 9/239:10 pmROB - IAD
2 stops27h 55mMultiple Airlines
Deal found 7/2$896
This United Airlines deal was found by Cheapflights users on 7/1. 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 9/198:00 pmDCA - ROB
3 stops43h 50mUnited Airlines
Tue 9/309:10 pmROB - DCA
2 stops29h 33mUnited Airlines
Deal found 7/1$910
This SWISS deal was found by Cheapflights users on 7/2. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/68:45 pmIAD - ROB
3 stops43h 25mSWISS
Tue 11/1110:35 pmROB - IAD
2 stops46h 55mSWISS
Deal found 7/2$936
This United Airlines deal was found by Cheapflights users on 7/1. 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 8/261:15 pmIAD - ROB
3 stops26h 35mUnited Airlines
Wed 9/179:10 pmROB - IAD
1 stop20h 20mUnited Airlines
Deal found 7/1$1,025
This oojo deal was found by Cheapflights users on 7/3. 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.
Mon 11/38:40 pmIAD - ROB
2 stops37h 05mEthiopian Air
Mon 11/1711:05 amROB - IAD
2 stops25h 55mEthiopian Air
Deal found 7/3$1,112
This United Airlines deal was found by Cheapflights users on 7/1. 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 10/105:20 pmBWI - ROB
3 stops46h 30mUnited Airlines
Fri 11/78:05 pmROB - BWI
3 stops30h 19mUnited Airlines
Deal found 7/1$1,318
This oojo deal was found by Cheapflights users on 7/2. 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 12/196:45 amDCA - ROB
2 stops40h 50mRoyal Air Maroc
Wed 12/315:35 amROB - DCA
2 stops46h 07mRoyal Air Maroc
Deal found 7/2$1,787
This American Airlines deal was found by Cheapflights users on 7/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/198:29 amBWI - ROB
2 stops39h 06mAmerican Airlines
Wed 12/315:35 amROB - BWI
2 stops23h 37mAmerican Airlines
Deal found 7/2$1,798
This Ovago deal was found by Cheapflights users on 6/30. 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.
Wed 11/268:28 amBWI - ROB
2 stops39h 07mRoyal Air Maroc
Wed 12/315:35 amROB - BWI
2 stops23h 37mRoyal Air Maroc
Deal found 6/30$1,834
This American Airlines deal was found by Cheapflights users on 7/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/191:33 pmDCA - ROB
2 stops34h 02mAmerican Airlines
Wed 12/315:35 amROB - DCA
2 stops23h 24mAmerican Airlines
Deal found 7/1$1,848

Cheapflights Fare Finder

Customize your flight search to find flights from Washington, D.C. 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 July 3, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Monrovia that are best for you.

Fly from

Washington, D.C.

Fly to

Monrovia

Route

Depart

Return

Price

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Mon 10/20

5:45 pm-7:50 pm

2 stops22h 05m

Monrovia Roberts Intl

Sat 11/8

10:35 pm-2:35 pm

1 stop21h 00m

$891

Washington, D.C.Monrovia

DCA - ROB

DCAROB

Washington, D.C. Reagan-National

Tue 9/16

9:40 am-7:50 pm

3 stops30h 10m

Monrovia Roberts Intl

Tue 9/23

9:10 pm-3:51 pm

2 stops22h 41m

$896

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Tue 9/16

9:35 am-7:50 pm

3 stops30h 15m

Monrovia Roberts Intl

Tue 9/23

9:10 pm-9:05 pm

2 stops27h 55m

$896

Washington, D.C.Monrovia

DCA - ROB

DCAROB

Washington, D.C. Reagan-National

Fri 9/19

8:00 pm-7:50 pm

3 stops43h 50m

Monrovia Roberts Intl

Tue 9/30

9:10 pm-10:43 pm

2 stops29h 33m

$910

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Thu 11/6

8:45 pm-9:10 pm

3 stops43h 25m

Monrovia Roberts Intl

Tue 11/11

10:35 pm-4:30 pm

2 stops46h 55m

$936

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Tue 8/26

1:15 pm-7:50 pm

3 stops26h 35m

Monrovia Roberts Intl

Wed 9/17

9:10 pm-1:30 pm

1 stop20h 20m

$1,025

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Mon 11/3

8:40 pm-2:45 pm

2 stops37h 05m

Monrovia Roberts Intl

Mon 11/17

11:05 am-8:00 am

2 stops25h 55m

$1,112

BaltimoreMonrovia

BWI - ROB

BWIROB

Baltimore/Washington

Fri 10/10

5:20 pm-7:50 pm

3 stops46h 30m

Monrovia Roberts Intl

Fri 11/7

8:05 pm-9:24 pm

3 stops30h 19m

$1,318

Washington, D.C.Monrovia

DCA - ROB

DCAROB

Washington, D.C. Reagan-National

Fri 12/19

6:45 am-4:35 am

2 stops40h 50m

Monrovia Roberts Intl

Wed 12/31

5:35 am-10:42 pm

2 stops46h 07m

$1,787

BaltimoreMonrovia

BWI - ROB

BWIROB

Baltimore/Washington

Fri 12/19

8:29 am-4:35 am

2 stops39h 06m

Monrovia Roberts Intl

Wed 12/31

5:35 am-12:12 am

2 stops23h 37m

$1,798

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 27 results
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Best time to book a flight from Washington, D.C. to Monrovia

Have a flexible travel schedule? Discover the best time to fly to Monrovia from Washington, D.C. 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 Washington, D.C. to Monrovia

What is the cheapest month to book a flight from Washington, D.C. to Monrovia?

Currently, September is the cheapest month in which you can book a flight from Washington, D.C. to Monrovia (average of $1,197). Flying from Washington, D.C. to Monrovia in May is currently the most expensive (average of $1,858). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from WAS to ROB?

Find hourly flight availability from Washington, D.C. to Monrovia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. to Monrovia in the afternoon. If you’re flexible enough to do this you can expect to save up to 6% on your trip compared to booking a flight at noon.

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 July 3, 2025.
Read reviews from past customers who have flown SWISS, United Airlines, and Brussels Airlines from Washington, D.C. 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.

Entertainment

6.8

Overall

7.5

Comfort

7.4

Crew

8.2

Boarding

7.6

Food

7.1

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

ZRH - ATH

The website is difficult to navigate. You pay for everything. The carry on baggage policy is complicated. The food choices were poor and the seat was uncomfortable.

Entertainment

6.8

Overall

7.5

Comfort

7.4

Crew

8.2

Boarding

7.6

Food

7.1

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

ZRH - ATH

The website is difficult to navigate. You pay for everything. The carry on baggage policy is complicated. The food choices were poor and the seat was uncomfortable.

Entertainment

6.8

Overall

7.5

Comfort

7.4

Crew

8.2

Boarding

7.6

Food

7.1

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

ZRH - ATH

The website is difficult to navigate. You pay for everything. The carry on baggage policy is complicated. The food choices were poor and the seat was uncomfortable.

Entertainment

6.8

Overall

7.5

Comfort

7.4

Crew

8.2

Boarding

7.6

Food

7.1

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

ZRH - ATH

The website is difficult to navigate. You pay for everything. The carry on baggage policy is complicated. The food choices were poor and the seat was uncomfortable.

Entertainment

6.8

Overall

7.5

Comfort

7.4

Crew

8.2

Boarding

7.6

Food

7.1

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

ZRH - ATH

The website is difficult to navigate. You pay for everything. The carry on baggage policy is complicated. The food choices were poor and the seat was uncomfortable.

Entertainment

6.8

Overall

7.5

Comfort

7.4

Crew

8.2

Boarding

7.6

Food

7.1

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

ZRH - ATH

The website is difficult to navigate. You pay for everything. The carry on baggage policy is complicated. The food choices were poor and the seat was uncomfortable.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Monrovia. 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 into for flights to Monrovia from Washington, D.C.?

    If you book a flight to Monrovia from Washington, D.C., you will be flying to Roberts Intl, which is the city’s only airport. Monrovia Roberts Intl (ROB) is located 30.2 mi from the center of Monrovia. There are 0 flights from Washington, D.C. to Roberts Intl per day from 4 different airlines.

  • What are the cheapest airlines flying from Washington, D.C. to Monrovia round-trip?

    Flying on Brussels Airlines is currently your cheapest option to Monrovia, with prices starting at $891. Additional round-trip tickets that might be worth considering are offered by United Airlines and SWISS, with the lowest prices starting at $910 and $936, respectively. These flights start at 44% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Washington, D.C. to Monrovia one-way?

    The cheapest airlines for a one-way flight from Washington, D.C. to Monrovia are Air Canada ($543), Brussels Airlines ($543), and Ethiopian Air ($722).

  • What are the most popular routes from Washington, D.C. to Monrovia?

  • Can I find deals for flights from Washington, D.C. to Monrovia that include hotel bookings?

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

  • How can I find direct flights from Washington, D.C. to Monrovia?

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

  • Can I find deals for business class flights from Washington, D.C. to Monrovia?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Monrovia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. to Monrovia?

    Currently, September is the cheapest month in which you can book a flight from Washington, D.C. to Monrovia (average of $1,197). Flying from Washington, D.C. to Monrovia in May is currently the most expensive (average of $1,858). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Washington, D.C. to Monrovia

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Washington, D.C. to Monrovia

Discover the top 4 airlines that operate flights from Washington, D.C. to Monrovia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$894Average$1,790FlexibilityNo cancel feeOn-time69%
Ethiopian AirCheapest$1,022Average$1,401FlexibilityNo cancel feeOn-time72%
Royal Air MarocCheapest$1,064Average$1,494FlexibilityNo cancel feeOn-time75%
Brussels AirlinesCheapest$1,384Average$1,602FlexibilityNo cancel feeOn-timeN/A

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