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$745+ 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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — ROB
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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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 September 17, 2025.

Round-trip from

$1,040
(oojo)

One-way from

$745
(oojo)

Popular in

December

Cheapest in

January

Average price

$1,253
From Washington, D.C. (WAS) to Monrovia Roberts Intl
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One-way flight from Washington, D.C. (WAS) to Monrovia Roberts Intl
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Highest demand for flights based on searches. 2% potential increase in price ($36 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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 September 17, 2025.

This oojo deal was found by Cheapflights users on 9/15. 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 10/710:55 amIAD - ROB
1 stop23h 50mEthiopian Air
Tue 10/1411:05 amROB - IAD
2 stops25h 50mEthiopian Air
Deal found 9/15$1,040
This Gotogate deal was found by Cheapflights users on 9/16. 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 10/1410:55 amIAD - ROB
1 stop23h 50mEthiopian Air
Tue 10/2111:05 amROB - IAD
2 stops25h 50mEthiopian Air
Deal found 9/16$1,043
This Gurufare deal was found by Cheapflights users on 9/15. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/510:55 amIAD - ROB
1 stop23h 50mEthiopian Air
Thu 10/1611:05 amROB - IAD
2 stops25h 50mEthiopian Air
Deal found 9/15$1,061
This oojo deal was found by Cheapflights users on 9/15. 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 10/3111:00 amIAD - ROB
1 stop23h 45mEthiopian Air
Mon 11/1011:05 amROB - IAD
2 stops25h 55mEthiopian Air
Deal found 9/15$1,085
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Tue 10/75:45 pmIAD - ROB
2 stops22h 05mBrussels Airlines
Tue 10/149:10 pmROB - IAD
1 stop21h 15mBrussels Airlines
Deal found 9/15$1,089
This Ethiopian Air deal was found by Cheapflights users on 9/15. 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 10/710:55 amIAD - ROB
1 stop23h 50mEthiopian Air
Sun 10/1911:05 amROB - IAD
2 stops25h 50mEthiopian Air
Deal found 9/15$1,091
This Ovago deal was found by Cheapflights users on 9/15. 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 10/75:45 pmIAD - ROB
1 stop22h 05mBrussels Airlines
Wed 10/159:10 pmROB - IAD
1 stop21h 15mBrussels Airlines
Deal found 9/15$1,094
This Priceline deal was found by Cheapflights users on 9/17. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/184:10 pmDCA - ROB
3 stops24h 05mMultiple Airlines
Tue 11/2510:45 pmROB - DCA
2 stops21h 46mMultiple Airlines
Deal found 9/17$1,095
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Mon 10/65:45 pmIAD - ROB
2 stops22h 05mUnited Airlines
Wed 10/159:10 pmROB - IAD
1 stop21h 15mUnited Airlines
Deal found 9/15$1,095
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/78:21 amIAD - ROB
3 stops31h 29mUnited Airlines
Tue 10/149:10 pmROB - IAD
1 stop21h 15mUnited Airlines
Deal found 9/15$1,099
This United Airlines deal was found by Cheapflights users on 9/17. 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 11/186:15 amBWI - ROB
3 stops34h 00mUnited Airlines
Tue 11/2510:45 pmROB - BWI
2 stops23h 29mUnited Airlines
Deal found 9/17$1,110
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Mon 10/68:30 amDCA - ROB
3 stops31h 20mUnited Airlines
Wed 10/159:10 pmROB - DCA
2 stops23h 51mUnited Airlines
Deal found 9/17$1,110

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 September 17, 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

Tue 10/7

10:55 am-2:45 pm

1 stop23h 50m

Monrovia Roberts Intl

Sun 10/19

11:05 am-8:55 am

2 stops25h 50m

$1,091

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Sun 10/5

10:55 am-2:45 pm

1 stop23h 50m

Monrovia Roberts Intl

Mon 10/13

11:05 am-8:55 am

2 stops25h 50m

$1,091

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Mon 10/6

5:45 pm-7:50 pm

2 stops22h 05m

Monrovia Roberts Intl

Wed 10/15

9:10 pm-2:25 pm

1 stop21h 15m

$1,095

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Mon 10/6

9:35 am-7:50 pm

3 stops30h 15m

Monrovia Roberts Intl

Wed 10/15

9:10 pm-2:25 pm

1 stop21h 15m

$1,095

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Tue 10/7

5:45 pm-7:50 pm

2 stops22h 05m

Monrovia Roberts Intl

Wed 10/15

9:10 pm-2:25 pm

1 stop21h 15m

$1,095

BaltimoreMonrovia

BWI - ROB

BWIROB

Baltimore/Washington

Mon 10/6

10:51 am-7:50 pm

3 stops28h 59m

Monrovia Roberts Intl

Tue 10/14

9:10 pm-5:26 pm

2 stops24h 16m

$1,110

BaltimoreMonrovia

BWI - ROB

BWIROB

Baltimore/Washington

Tue 11/18

6:15 am-9:15 pm

3 stops34h 00m

Monrovia Roberts Intl

Tue 11/25

10:45 pm-5:14 pm

2 stops23h 29m

$1,110

Washington, D.C.Monrovia

DCA - ROB

DCAROB

Washington, D.C. Reagan-National

Mon 11/17

3:00 pm-9:15 pm

3 stops25h 15m

Monrovia Roberts Intl

Tue 11/25

10:45 pm-4:56 pm

2 stops23h 11m

$1,110

Washington, D.C.Monrovia

DCA - ROB

DCAROB

Washington, D.C. Reagan-National

Tue 10/7

2:00 pm-7:50 pm

3 stops25h 50m

Monrovia Roberts Intl

Wed 10/15

9:10 pm-5:01 pm

2 stops23h 51m

$1,110

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Sun 10/5

6:50 pm-7:50 pm

3 stops45h 00m

Monrovia Roberts Intl

Wed 10/15

9:10 pm-2:25 pm

1 stop21h 15m

$1,111

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 45 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 $1,845). 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 September 17, 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.

How much does it cost to fly round-trip from Washington, D.C. to Monrovia?

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 September 17, 2025.
Read reviews from past customers who have flown Brussels Airlines, Ethiopian Air, and Royal Air Maroc 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.
Brussels Airlines
7.3
Good
359 reviews

Comfort

6.9

Boarding

7.3

Food

6.2

Crew

7.9

Entertainment

6.1

Overall

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2025

CLT - EWR

I thought it was really good. The employees were very helpful and caring. Although the plane was a little dirty, so it could use a good cleaning. Other than that, it was good.
Brussels Airlines
7.3
Good
359 reviews
Brussels Airlines
7.3
Good
359 reviews

Comfort

6.9

Boarding

7.3

Food

6.2

Crew

7.9

Entertainment

6.1

Overall

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2025

CLT - EWR

I thought it was really good. The employees were very helpful and caring. Although the plane was a little dirty, so it could use a good cleaning. Other than that, it was good.
Ethiopian Air
7.2
Good
862 reviews
Brussels Airlines
7.3
Good
359 reviews

Comfort

6.9

Boarding

7.3

Food

6.2

Crew

7.9

Entertainment

6.1

Overall

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2025

CLT - EWR

I thought it was really good. The employees were very helpful and caring. Although the plane was a little dirty, so it could use a good cleaning. Other than that, it was good.
Royal Air Maroc
6.2
Okay
511 reviews
Brussels Airlines
7.3
Good
359 reviews

Comfort

6.9

Boarding

7.3

Food

6.2

Crew

7.9

Entertainment

6.1

Overall

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2025

CLT - EWR

I thought it was really good. The employees were very helpful and caring. Although the plane was a little dirty, so it could use a good cleaning. Other than that, it was good.

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.

  • How long is the flight from Washington, D.C. to Monrovia?

    A quick flight from Washington, D.C. to Monrovia can take about 22h 05m. Ethiopian Air provides one of the quickest options available for as low as $1,095. The distance between Washington, D.C. and Monrovia is about 4718 mi. This flight may include one or multiple stops.

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

    Flying on United Airlines is currently your cheapest option to Monrovia, with prices starting at $894. Additional round-trip tickets that might be worth considering are offered by Ethiopian Air and Royal Air Maroc, with the lowest prices starting at $1,020 and $1,090, respectively. These flights start at 42% 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 Royal Air Maroc ($745), Air Canada ($766), and Brussels Airlines ($766).

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

    The most popular flight routes from Washington, D.C. to Monrovia are Washington, D.C. Dulles Intl - Monrovia Roberts Intl, Washington, D.C. Reagan-National - Monrovia Roberts Intl and Baltimore/Washington - Monrovia Roberts Intl.

  • 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 $1,845). 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

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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.
Dulles Intl to Monrovia flights
Reagan-National to Monrovia flights

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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$894Average$1,790FlexibilityNo cancel feeOn-time69%
Ethiopian AirCheapest$1,020Average$1,304FlexibilityNo cancel feeOn-time72%
Royal Air MarocCheapest$1,090Average$1,574FlexibilityNo cancel feeOn-time75%
Brussels AirlinesCheapest$1,272Average$1,596FlexibilityNo cancel feeOn-timeN/A

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