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Monrovia

$729+ 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 3/22. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — ROB
Apr 5 — Apr 121
Sun 4/5
Sun 4/12
1 adult, Economy
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Cheap 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 March 6, 2026.

This Gotogate deal was found by Cheapflights users on 3/5. 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.
Fri 4/109:00 pm
IAD
-
ROB
1 stop27h 35m
Royal Air Maroc
Wed 4/295:45 am
ROB
-
IAD
1 stop17h 15m
Royal Air Maroc
Deal found 3/5$1,004
This Kiwi.com deal was found by Cheapflights users on 3/2. 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 4/139:00 pm
IAD
-
ROB
1 stop27h 35m
Royal Air Maroc
Wed 4/295:45 am
ROB
-
IAD
1 stop17h 15m
Royal Air Maroc
Deal found 3/2$1,005
This Kiwi.com deal was found by Cheapflights users on 3/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/209:00 pm
IAD
-
ROB
1 stop27h 35m
Royal Air Maroc
Wed 5/205:45 am
ROB
-
IAD
1 stop17h 15m
Royal Air Maroc
Deal found 3/1$1,006
This FlightHub deal was found by Cheapflights users on 3/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/249:00 pm
IAD
-
ROB
1 stop27h 35m
Royal Air Maroc
Fri 5/85:45 am
ROB
-
IAD
1 stop17h 15m
Royal Air Maroc
Deal found 3/3$1,008
This FlightHub deal was found by Cheapflights users on 3/2. 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.
Wed 9/309:00 pm
IAD
-
ROB
1 stop27h 35m
Royal Air Maroc
Wed 10/215:45 am
ROB
-
IAD
1 stop17h 15m
Royal Air Maroc
Deal found 3/2$1,009
This oojo deal was found by Cheapflights users on 3/4. 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 4/139:00 pm
IAD
-
ROB
1 stop27h 35m
Royal Air Maroc
Fri 4/175:45 am
ROB
-
IAD
1 stop17h 15m
Royal Air Maroc
Deal found 3/4$1,039
This KAYAK deal was found by Cheapflights users on 3/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/109:00 pm
IAD
-
ROB
1 stop27h 35m
Royal Air Maroc
Fri 5/15:45 am
ROB
-
IAD
1 stop17h 15m
Royal Air Maroc
Deal found 3/2$1,049
This oojo deal was found by Cheapflights users on 3/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1910:55 am
IAD
-
ROB
1 stop23h 50m
Ethiopian Air
Tue 5/1911:05 am
ROB
-
IAD
2 stops25h 50m
Ethiopian Air
Deal found 3/1$1,085
This KAYAK deal was found by Cheapflights users on 3/3. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/229:00 pm
IAD
-
ROB
1 stop27h 35m
Royal Air Maroc
Wed 5/65:45 am
ROB
-
IAD
1 stop17h 15m
Royal Air Maroc
Deal found 3/3$1,086
This KAYAK deal was found by Cheapflights users on 3/4. 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.
Tue 3/1711:00 am
IAD
-
ROB
1 stop23h 45m
Ethiopian Air
Tue 4/1411:05 am
ROB
-
IAD
2 stops25h 50m
Ethiopian Air
Deal found 3/4$1,110
This CheapOair deal was found by Cheapflights users on 3/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/2510:55 am
IAD
-
ROB
1 stop23h 50m
Ethiopian Air
Mon 5/1811:05 am
ROB
-
IAD
2 stops25h 50m
Ethiopian Air
Deal found 3/1$1,113

Find 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 March 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,004
(Gotogate)

One-way from

$729
(Booking.com)

Popular in

December

Cheapest in

January

Average price

$1,589
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Monrovia Roberts Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Monrovia Roberts Intl flights.
Search Deals
From Washington, D.C. Dulles Intl to Monrovia Roberts Intl
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Monrovia Roberts Intl
Search Deals
High demand for flights, 1% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 March 6, 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Fri 4/10

9:00 pm-4:35 am

1 stop27h 35m

Monrovia Roberts Intl

Wed 4/29

5:45 am-7:00 pm

1 stop17h 15m

$1,004

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Tue 4/21

5:35 pm-7:50 pm

2 stops22h 15m

Monrovia Roberts Intl

Tue 5/5

9:10 pm-7:28 pm

2 stops26h 18m

$1,226

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Sun 8/9

10:15 pm-7:50 pm

3 stops41h 35m

Monrovia Roberts Intl

Tue 8/25

9:10 pm-2:20 pm

1 stop21h 10m

$1,231

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Mon 4/6

1:10 pm-7:50 pm

3 stops26h 40m

Monrovia Roberts Intl

Tue 8/4

9:10 pm-1:30 pm

1 stop20h 20m

$1,245

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Mon 4/20

5:30 pm-7:50 pm

2 stops22h 20m

Monrovia Roberts Intl

Wed 5/20

9:10 pm-1:30 pm

1 stop20h 20m

$1,266
Quickest round-trip

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Wed 4/15

9:40 pm-5:50 pm

2 stops16h 10m

Monrovia Roberts Intl

Wed 4/22

7:30 am-7:45 pm

2 stops16h 15m

$1,267

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Mon 5/11

8:20 am-7:50 pm

3 stops31h 30m

Monrovia Roberts Intl

Wed 9/2

9:10 pm-12:44 am

2 stops31h 34m

$1,280

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Sun 5/10

5:15 pm-7:50 pm

3 stops46h 35m

Monrovia Roberts Intl

Tue 9/1

9:10 pm-1:30 pm

1 stop20h 20m

$1,282

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Sun 4/19

10:30 pm-7:50 pm

3 stops41h 20m

Monrovia Roberts Intl

Tue 5/19

9:10 pm-2:20 pm

1 stop21h 10m

$1,307

Washington, D.C.Monrovia

IAD - ROB

IADROB

Washington, D.C. Dulles Intl

Mon 5/11

1:10 pm-7:50 pm

3 stops26h 40m

Monrovia Roberts Intl

Fri 9/4

9:10 pm-5:37 pm

2 stops24h 27m

$1,330

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/4

Showing 1-10 of 22 resultsSorted by cheapest first
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Compare providers for flights from Dulles Intl to Monrovia

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Monrovia in March.
ProviderPrice AccuracyTrust Score*
OvagoPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*2 stars
GurufarePrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Monrovia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Monrovia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Monrovia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Monrovia flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Monrovia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 February 27, 2026.

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, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Monrovia (average of $995). Flying from Washington, D.C. Dulles Intl Airport to Monrovia in July is currently the most expensive (average of $1,335). 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 March 6, 2026.
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
9,403 reviews

Food

6.6

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Overall

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,403 reviews
United Airlines
7.4
Good
9,403 reviews

Food

6.6

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Overall

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Brussels Airlines
7.2
Good
389 reviews
United Airlines
7.4
Good
9,403 reviews

Food

6.6

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Overall

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Ethiopian Air
7.2
Good
961 reviews
United Airlines
7.4
Good
9,403 reviews

Food

6.6

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Overall

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Royal Air Maroc
6.2
Okay
581 reviews
United Airlines
7.4
Good
9,403 reviews

Food

6.6

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Overall

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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.

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

    A quick flight from Washington, D.C. Dulles Intl Airport to Monrovia can take about 16h 10m. United Airlines provides one of the quickest options available for as low as $1,267. There are 4718 mi between Washington, D.C. Dulles Intl Airport and Monrovia. This flight may include one or multiple stops.

  • 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 Ethiopian Air. Our recent data shows that you can find tickets from as low as $1,014 on this airline. Additional options worth looking into are United Airlines and Royal Air Maroc, starting at $1,045 and $1,076 round-trip. Ethiopian Air is priced at 27% 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, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Monrovia (average of $995). Flying from Washington, D.C. Dulles Intl Airport to Monrovia in July is currently the most expensive (average of $1,335). 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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Search flights from Dulles Intl to Monrovia by cabin class

Find flights from Dulles Intl to Monrovia, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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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 March 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
Ethiopian AirCheapest$1,014Average$1,256FlexibilityNo cancel feeOn-time72%
United AirlinesCheapest$1,045Average$1,491FlexibilityNo cancel feeOn-time69%
Royal Air MarocCheapest$1,076Average$1,596FlexibilityNo cancel feeOn-time75%
Brussels AirlinesCheapest$1,138Average$1,585FlexibilityNo cancel feeOn-timeN/A

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