HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Dulles Intl

$884+ Cheap flights from Monrovia (ROB) to Dulles Intl (IAD)

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 3/26. Fares are subject to change and may not be available on all flights or dates of travel.
ROB — IAD
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Monrovia to Dulles Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Monrovia to Dulles Intl

Cheapest flights from Monrovia to Dulles Intl
Explore the most affordable flight options available from Monrovia to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This oojo deal was found by Cheapflights users on 1/20. 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 2/33:05 am
ROB
-
IAD
1 stop20h 40m
Royal Air Maroc
Fri 2/138:45 pm
IAD
-
ROB
1 stop24h 20m
Royal Air Maroc
Deal found 1/20$1,134
This FlightHub deal was found by Cheapflights users on 1/20. 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 10/145:45 am
ROB
-
IAD
1 stop17h 15m
Royal Air Maroc
Wed 10/149:00 pm
IAD
-
ROB
1 stop27h 35m
Royal Air Maroc
Deal found 1/20$1,146
This United Airlines deal was found by Cheapflights users on 1/20. 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.
Wed 2/410:45 pm
ROB
-
IAD
1 stop20h 50m
United Airlines
Fri 2/138:15 am
IAD
-
ROB
3 stops32h 00m
United Airlines
Deal found 1/20$1,163
This United Airlines deal was found by Cheapflights users on 1/21. 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.
Wed 2/2510:45 pm
ROB
-
IAD
1 stop20h 50m
United Airlines
Mon 3/96:15 am
IAD
-
ROB
3 stops35h 00m
United Airlines
Deal found 1/21$1,164
This United Airlines deal was found by Cheapflights users on 1/20. 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.
Wed 2/410:45 pm
ROB
-
IAD
2 stops42h 01m
United Airlines
Sun 2/155:17 pm
IAD
-
ROB
3 stops46h 58m
United Airlines
Deal found 1/20$1,168
This United Airlines deal was found by Cheapflights users on 1/21. 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.
Wed 2/410:45 pm
ROB
-
IAD
2 stops27h 32m
United Airlines
Tue 2/175:45 pm
IAD
-
ROB
2 stops22h 30m
United Airlines
Deal found 1/21$1,170
This Booking.com deal was found by Cheapflights users on 1/21. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/33:05 am
ROB
-
IAD
1 stop20h 40m
Royal Air Maroc
Wed 2/188:45 pm
IAD
-
ROB
1 stop24h 20m
Royal Air Maroc
Deal found 1/21$1,191
This KAYAK deal was found by Cheapflights users on 1/21. 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 2/410:45 pm
ROB
-
IAD
1 stop20h 50m
Brussels Airlines
Sat 2/145:45 pm
IAD
-
ROB
2 stops22h 30m
Brussels Airlines
Deal found 1/21$1,259
This KAYAK deal was found by Cheapflights users on 1/21. 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 2/410:45 pm
ROB
-
IAD
1 stop20h 50m
Brussels Airlines
Sun 2/1510:40 pm
IAD
-
ROB
3 stops41h 35m
Brussels Airlines
Deal found 1/21$1,275
This Brussels Airlines deal was found by Cheapflights users on 1/21. 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 Brussels Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/2510:45 pm
ROB
-
IAD
2 stops45h 10m
Brussels Airlines
Mon 3/96:20 pm
IAD
-
ROB
3 stops22h 55m
Brussels Airlines
Deal found 1/21$1,375
This United Airlines deal was found by Cheapflights users on 1/21. 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.
Wed 2/2510:45 pm
ROB
-
IAD
2 stops23h 45m
United Airlines
Sun 3/810:31 pm
IAD
-
ROB
3 stops42h 44m
United Airlines
Deal found 1/21$1,380

Find flight deals from Monrovia to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Monrovia (ROB) to Dulles Intl (IAD). 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 January 21, 2026.

Most accurate provider

Gotogate
3 stars

Most trusted provider

Gotogate
3 stars

Round-trip from

$1,134
(oojo)

One-way from

$884
(oojo)
Provider with most accurate pricing for Monrovia Roberts Intl-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Monrovia Roberts Intl-Washington, D.C. Dulles Intl flights.
Search Deals
From Monrovia Roberts Intl to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Monrovia Roberts Intl to Washington, D.C. Dulles Intl
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Monrovia to Dulles Intl 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 January 21, 2026.
Use the filters below to find and compare flights from Monrovia to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Monrovia

Fly to

Dulles Intl

Route

Depart

Return

Price

MonroviaWashington, D.C.

ROB - IAD

ROBIAD

Monrovia Roberts Intl

Wed 2/4

10:45 pm-2:35 pm

1 stop20h 50m

Washington, D.C. Dulles Intl

Fri 2/13

8:15 am-9:15 pm

3 stops32h 00m

$1,163

MonroviaWashington, D.C.

ROB - IAD

ROBIAD

Monrovia Roberts Intl

Wed 2/25

10:45 pm-2:35 pm

1 stop20h 50m

Washington, D.C. Dulles Intl

Mon 3/9

6:45 pm-9:15 pm

2 stops22h 30m

$1,164

MonroviaWashington, D.C.

ROB - IAD

ROBIAD

Monrovia Roberts Intl

Fri 2/27

8:05 pm-2:35 pm

2 stops23h 30m

Washington, D.C. Dulles Intl

Tue 3/10

6:45 pm-9:15 pm

2 stops22h 30m

$1,164

MonroviaWashington, D.C.

ROB - IAD

ROBIAD

Monrovia Roberts Intl

Wed 2/4

10:45 pm-2:35 pm

1 stop20h 50m

Washington, D.C. Dulles Intl

Sun 2/15

10:30 pm-9:15 pm

3 stops41h 45m

$1,168

MonroviaWashington, D.C.

ROB - IAD

ROBIAD

Monrovia Roberts Intl

Wed 2/4

10:45 pm-4:25 pm

2 stops22h 40m

Washington, D.C. Dulles Intl

Sat 2/14

8:15 am-9:15 pm

3 stops32h 00m

$1,168

MonroviaWashington, D.C.

ROB - IAD

ROBIAD

Monrovia Roberts Intl

Wed 2/4

10:45 pm-11:46 am

2 stops42h 01m

Washington, D.C. Dulles Intl

Mon 2/16

5:45 pm-9:15 pm

2 stops22h 30m

$1,170

MonroviaWashington, D.C.

ROB - IAD

ROBIAD

Monrovia Roberts Intl

Wed 2/4

10:45 pm-2:35 pm

1 stop20h 50m

Washington, D.C. Dulles Intl

Wed 2/18

5:17 pm-6:45 pm

2 stops44h 28m

$1,170

MonroviaWashington, D.C.

ROB - IAD

ROBIAD

Monrovia Roberts Intl

Thu 3/26

3:05 am-7:45 pm

1 stop20h 40m

$884

MonroviaWashington, D.C.

ROB - IAD

ROBIAD

Monrovia Roberts Intl

Tue 2/3

3:05 am-6:45 pm

1 stop20h 40m

$884

MonroviaWashington, D.C.

ROB - IAD

ROBIAD

Monrovia Roberts Intl

Tue 2/3

3:05 am-9:00 pm

3 stops22h 55m

$949

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 14 results
1
2

Compare providers for flights from Monrovia to Dulles Intl

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 Monrovia to Dulles Intl in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
OvagoPrice Accuracy2 starsTrust Score*2 stars
oojoPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*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 Monrovia-Washington, D.C. Dulles Intl Airport flights, users find the pricing of Gotogate to be most consistent on Cheapflights vs. Gotogate Users can find the same prices on Monrovia-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. Gotogate >95% of the time. Price accuracy is based on data collected from Monrovia-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Monrovia-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust Gotogate the most. Gotogate 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 Monrovia-Washington, D.C. Dulles Intl Airport 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 Monrovia to Dulles Intl

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

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated January 21, 2026.
Read reviews from past customers who have flown United Airlines and Brussels Airlines from Monrovia to Washington, D.C. Dulles Intl Airport. 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.
United Airlines
7.4
Good
9,190 reviews

Boarding

7.7

Entertainment

7.1

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

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
9,190 reviews
United Airlines
7.4
Good
9,190 reviews

Boarding

7.7

Entertainment

7.1

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

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
382 reviews
United Airlines
7.4
Good
9,190 reviews

Boarding

7.7

Entertainment

7.1

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

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 Monrovia to Dulles Intl. 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 from for flights from Monrovia to Washington, D.C. Dulles Intl?

    If you book a flight to Washington, D.C. Dulles Intl from Monrovia, you will be flying from 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 Roberts Intl to Washington, D.C. Dulles Intl per day from 2 different airlines.

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

    Departing from Monrovia to Washington, D.C. Dulles Intl Airport will take you 20h 50m. Airlines will cover a distance of 4718 mi.

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

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

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

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

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

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

See more FAQs

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Hanover
Herndon
Fredericksburg
Linthicum Heights
Rockville
Laurel
Towson
Manassas
Largo
Bowie
McLean
Clinton
Upper Marlboro

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Monrovia to Dulles Intl

Discover the top 2 airlines that operate flights from Monrovia to Dulles Intl. 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 January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,163Average$1,536FlexibilityNo cancel feeOn-time69%
Brussels AirlinesCheapest$1,395Average$1,624FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.