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Monrovia

$778+ Cheap flights from Dulles Intl (IAD) 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 8/23. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — ROB
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Monrovia Roberts Intl are usually found in April or September, booked 7 days in advance, depart on a Friday or Wednesday and return on a Tuesday

Cheap flight deals from Dulles Intl to Monrovia

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) 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 August 14, 2025.

Round-trip from

$1,034
(Gurufare)

One-way from

$778
(Gurufare)

Popular in

June

Cheapest in

April

Average price

$1,428
From Washington, D.C. Dulles Intl to Monrovia Roberts Intl
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One-way flight from Washington, D.C. Dulles Intl to Monrovia Roberts Intl
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Highest demand for flights based on searches. 8% potential increase in price ($143 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Dulles Intl to Monrovia

Cheapest flights from Dulles Intl to Monrovia
Explore the most affordable flight options available from Dulles Intl to Monrovia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Gurufare deal was found by Cheapflights users on 8/13. 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 9/2810:55 amIAD - ROB
1 stop23h 50mEthiopian Air
Mon 10/611:05 amROB - IAD
2 stops25h 50mEthiopian Air
Deal found 8/13$1,034
This Ovago deal was found by Cheapflights users on 8/13. 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.
Sat 10/410:55 amIAD - ROB
1 stop23h 50mEthiopian Air
Sun 10/1211:05 amROB - IAD
2 stops25h 50mEthiopian Air
Deal found 8/13$1,076
This Gurufare deal was found by Cheapflights users on 8/13. 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.
Fri 9/2610:55 amIAD - ROB
1 stop23h 50mEthiopian Air
Sun 10/511:05 amROB - IAD
2 stops25h 50mEthiopian Air
Deal found 8/13$1,079
This Ovago deal was found by Cheapflights users on 8/12. 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.
Thu 10/309:40 pmIAD - ROB
2 stops37h 05mEthiopian Air
Thu 11/611:05 amROB - IAD
2 stops25h 55mEthiopian Air
Deal found 8/12$1,101
This Gurufare deal was found by Cheapflights users on 8/13. 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.
Thu 9/259:20 pmIAD - ROB
2 stops37h 25mEthiopian Air
Thu 10/211:05 amROB - IAD
2 stops25h 50mEthiopian Air
Deal found 8/13$1,104
This Gurufare deal was found by Cheapflights users on 8/13. 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.
Sat 8/2310:55 amIAD - ROB
1 stop23h 50mEthiopian Air
Mon 9/811:05 amROB - IAD
2 stops25h 50mEthiopian Air
Deal found 8/13$1,124
This Gurufare deal was found by Cheapflights users on 8/14. 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.
Mon 9/85:35 pmIAD - ROB
2 stops22h 15mBrussels Airlines
Wed 9/249:10 pmROB - IAD
1 stop20h 20mBrussels Airlines
Deal found 8/14$1,133
This FlightHub deal was found by Cheapflights users on 8/13. 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.
Fri 9/269:05 pmIAD - ROB
1 stop27h 05mRoyal Air Maroc
Fri 10/36:35 amROB - IAD
1 stop16h 30mRoyal Air Maroc
Deal found 8/13$1,140
This CheapOair deal was found by Cheapflights users on 8/14. 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.
Mon 9/229:35 amIAD - ROB
3 stops30h 15mMultiple Airlines
Wed 10/19:10 pmROB - IAD
2 stops27h 55mMultiple Airlines
Deal found 8/14$1,144
This FlightHub deal was found by Cheapflights users on 8/13. 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.
Sun 9/285:37 pmIAD - ROB
3 stops46h 13mMultiple Airlines
Sun 10/59:10 pmROB - IAD
2 stops47h 05mMultiple Airlines
Deal found 8/13$1,164
This Gurufare deal was found by Cheapflights users on 8/14. 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.
Mon 9/86:25 pmIAD - ROB
3 stops21h 25mMultiple Airlines
Wed 9/249:10 pmROB - IAD
2 stops22h 15mMultiple Airlines
Deal found 8/14$1,172
This KAYAK deal was found by Cheapflights users on 8/13. 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.
Mon 9/298:45 pmIAD - ROB
3 stops43h 05mSWISS
Sun 10/59:10 pmROB - IAD
2 stops47h 05mSWISS
Deal found 8/13$1,189

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl 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 August 14, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Monrovia that are best for you.

Fly from

Dulles Intl

Fly to

Monrovia

Route

Depart

Return

Price

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Sun 9/28

10:55 am-2:45 pm

1 stop23h 50m

Monrovia Roberts Intl

Mon 10/6

11:05 am-8:55 am

2 stops25h 50m

$1,034

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Sun 9/28

10:55 am-2:45 pm

1 stop23h 50m

Monrovia Roberts Intl

Sun 10/5

11:05 am-8:55 am

2 stops25h 50m

$1,034

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Sun 9/28

10:55 am-2:45 pm

1 stop23h 50m

Monrovia Roberts Intl

Thu 10/2

11:05 am-8:55 am

2 stops25h 50m

$1,034

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Sat 10/4

10:55 am-2:45 pm

1 stop23h 50m

Monrovia Roberts Intl

Sun 10/12

11:05 am-8:55 am

2 stops25h 50m

$1,076

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Sat 8/23

10:55 am-2:45 pm

1 stop23h 50m

Monrovia Roberts Intl

Mon 9/8

11:05 am-8:55 am

2 stops25h 50m

$1,079

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Sat 9/27

10:55 am-2:45 pm

1 stop23h 50m

Monrovia Roberts Intl

Mon 10/6

11:05 am-8:55 am

2 stops25h 50m

$1,079

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Fri 9/26

10:55 am-2:45 pm

1 stop23h 50m

Monrovia Roberts Intl

Thu 10/2

11:05 am-8:55 am

2 stops25h 50m

$1,079

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Fri 9/26

10:55 am-2:45 pm

1 stop23h 50m

Monrovia Roberts Intl

Mon 10/6

11:05 am-8:55 am

2 stops25h 50m

$1,079

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Fri 9/26

10:55 am-2:45 pm

1 stop23h 50m

Monrovia Roberts Intl

Sun 10/5

11:05 am-8:55 am

2 stops25h 50m

$1,079

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Sat 8/23

10:55 am-2:45 pm

1 stop23h 50m

Monrovia Roberts Intl

Thu 9/4

11:05 am-8:55 am

2 stops25h 50m

$1,079

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 14 results
1
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Best time to book a flight from Dulles Intl to Monrovia

Have a flexible travel schedule? Discover the best time to fly to Monrovia from Dulles Intl 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. Dulles Intl Airport to Monrovia

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Monrovia?

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Monrovia. Price data was last updated on August 8, 2025.

Booking 7 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. Dulles Intl Airport to Monrovia. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Monrovia (average of $1,197). Flying from Washington, D.C. Dulles Intl Airport to Monrovia in May is currently the most expensive (average of $1,850). 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.

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 August 14, 2025.
See what other customers who have flown with United Airlines, Brussels Airlines, and Ethiopian Air from Washington, D.C. Dulles Intl Airport to Monrovia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,916 reviews

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,916 reviews
United Airlines
7.4
Good
8,916 reviews

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Brussels Airlines
7.3
Good
349 reviews
United Airlines
7.4
Good
8,916 reviews

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Ethiopian Air
7.2
Good
827 reviews
United Airlines
7.4
Good
8,916 reviews

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Royal Air Maroc
6.1
Okay
500 reviews
United Airlines
7.4
Good
8,916 reviews

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl 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. Dulles Intl?

    If you book a flight to Monrovia from Washington, D.C. Dulles Intl, 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. Dulles Intl to Roberts Intl per day from 4 different airlines.

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

    Our cheapest airline available from Washington, D.C. Dulles Intl Airport to Monrovia is United Airlines. Our recent data shows that you can find tickets from as low as $894 on this airline. Additional options worth looking into are Ethiopian Air and Royal Air Maroc, starting at $1,014 and $1,069 round-trip. United Airlines is priced at 39% lower than the current average price of a flight leaving 3 months from now.

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

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

  • How can I find direct flights from Dulles Intl to Monrovia?

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl 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. Dulles Intl Airport to Monrovia?

    Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Monrovia (average of $1,197). Flying from Washington, D.C. Dulles Intl Airport to Monrovia in May is currently the most expensive (average of $1,850). 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 Dulles Intl to Monrovia

See prices for flight routes from nearby airports that may be better suited for you.
Reagan-National to Monrovia flights
Baltimore to Monrovia flights

Top 4 airlines flying from Dulles Intl to Monrovia

Discover the top 4 airlines that operate flights from Dulles Intl 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$894Average$1,790FlexibilityNo cancel feeOn-time69%
Ethiopian AirCheapest$1,014Average$1,366FlexibilityNo cancel feeOn-time72%
Royal Air MarocCheapest$1,069Average$1,498FlexibilityNo cancel feeOn-time75%
Brussels AirlinesCheapest$1,345Average$1,599FlexibilityNo cancel feeOn-timeN/A

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