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Monrovia

$896+ Cheap flights from Dulles Intl (IAD) to Monrovia (ROB)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — ROB
Jul 5 — Jul 121
Sat 7/5
Sat 7/12
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 June 30, 2025.

Round-trip from

$896
(Orbitz)

Popular in

June

Cheapest in

April

Average price

$1,869
From Washington, D.C. Dulles Intl to Monrovia Roberts Intl
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Highest demand for flights based on searches. 10% potential increase in price ($172 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 30, 2025.

This Orbitz deal was found by Cheapflights users on 6/29. 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.
Sun 10/55:37 pmIAD - ROB
3 stops46h 13mMultiple Airlines
Sun 11/910:35 pmROB - IAD
1 stop21h 00mMultiple Airlines
Deal found 6/29$896
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1910:10 pmIAD - ROB
3 stops41h 40mUnited Airlines
Fri 10/318:05 pmROB - IAD
2 stops23h 30mUnited Airlines
Deal found 6/30$906
This SWISS 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 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 stops45h 55mSWISS
Deal found 6/30$936
This Gotogate deal was found by Cheapflights users on 6/29. 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.
Thu 8/149:50 pmIAD - ROB
2 stops36h 55mEthiopian Air
Sun 8/3111:05 amROB - IAD
2 stops25h 50mEthiopian Air
Deal found 6/29$1,351
This Ovago deal was found by Cheapflights users on 6/29. 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 8/145:35 pmIAD - ROB
2 stops22h 15mBrussels Airlines
Sun 8/319:10 pmROB - IAD
1 stop20h 20mBrussels Airlines
Deal found 6/29$1,357
This oojo deal was found by Cheapflights users on 6/29. 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 12/158:45 pmIAD - ROB
1 stop26h 50mRoyal Air Maroc
Sun 1/115:35 amROB - IAD
1 stop18h 10mRoyal Air Maroc
Deal found 6/29$1,613

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 June 30, 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

Fri 9/19

10:10 pm-7:50 pm

3 stops41h 40m

Monrovia Roberts Intl

Fri 10/31

8:05 pm-3:35 pm

2 stops23h 30m

$906

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Mon 9/15

9:50 pm-5:50 pm

2 stops16h 00m

Monrovia Roberts Intl

Thu 9/25

11:05 am-8:55 am

2 stops25h 50m

$1,263

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Thu 8/14

9:50 pm-2:45 pm

2 stops36h 55m

Monrovia Roberts Intl

Sun 8/31

11:05 am-8:55 am

2 stops25h 50m

$1,351

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Thu 8/14

5:35 pm-7:50 pm

2 stops22h 15m

Monrovia Roberts Intl

Sun 8/31

9:10 pm-1:30 pm

1 stop20h 20m

$1,357

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Fri 8/15

8:45 pm-7:50 pm

3 stops43h 05m

Monrovia Roberts Intl

Sun 8/31

9:10 pm-4:15 pm

2 stops47h 05m

$1,404

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Fri 8/15

9:05 pm-4:10 am

1 stop27h 05m

Monrovia Roberts Intl

Sun 8/31

5:00 am-7:05 pm

2 stops18h 05m

$1,635

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Sat 7/19

6:10 am-5:50 pm

3 stops55h 40m

$979

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Fri 7/18

9:05 pm-4:10 am

1 stop27h 05m

$1,038

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Sat 7/19

10:55 am-2:45 pm

1 stop23h 50m

$1,106

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/29

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 June 27, 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 $1,858). 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.

How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport 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 June 30, 2025.
See what other customers who have flown with SWISS, United Airlines, and Brussels Airlines 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.
SWISS
7.5
Good
1,654 reviews

Comfort

7.4

Boarding

7.6

Food

7.1

Crew

8.2

Entertainment

6.8

Overall

7.5

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.
SWISS
7.5
Good
1,654 reviews
SWISS
7.5
Good
1,654 reviews

Comfort

7.4

Boarding

7.6

Food

7.1

Crew

8.2

Entertainment

6.8

Overall

7.5

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.
United Airlines
7.4
Good
8,852 reviews
SWISS
7.5
Good
1,654 reviews

Comfort

7.4

Boarding

7.6

Food

7.1

Crew

8.2

Entertainment

6.8

Overall

7.5

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.
Brussels Airlines
7.3
Good
352 reviews
SWISS
7.5
Good
1,654 reviews

Comfort

7.4

Boarding

7.6

Food

7.1

Crew

8.2

Entertainment

6.8

Overall

7.5

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.
Ethiopian Air
7.3
Good
788 reviews
SWISS
7.5
Good
1,654 reviews

Comfort

7.4

Boarding

7.6

Food

7.1

Crew

8.2

Entertainment

6.8

Overall

7.5

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.
Royal Air Maroc
6.1
Okay
478 reviews
SWISS
7.5
Good
1,654 reviews

Comfort

7.4

Boarding

7.6

Food

7.1

Crew

8.2

Entertainment

6.8

Overall

7.5

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 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 SWISS. Our recent data shows that you can find tickets from as low as $936 on this airline. Additional options worth looking into are United Airlines and Ethiopian Air, starting at $1,301 and $1,351 round-trip. SWISS is priced at 37% 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 $1,858). 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 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 June 30, 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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