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Washington, D.C.

$881+ Cheap flights from Monrovia (ROB) to Washington, D.C. (WAS)

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 2/17. Fares are subject to change and may not be available on all flights or dates of travel.
ROB — WAS
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
1 adult, Economy
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Cheap flight deals from Monrovia to Washington, D.C.

Cheapest flights from Monrovia to Washington, D.C.
Explore the most affordable flight options available from Monrovia to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.

This FlightHub deal was found by Cheapflights users on 2/1. 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 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 2/1$1,148
This United Airlines deal was found by Cheapflights users on 2/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/710:45 pm
ROB
-
IAD
1 stop20h 50m
United Airlines
Mon 3/236:45 pm
IAD
-
ROB
2 stops22h 30m
United Airlines
Deal found 2/2$1,180
This United Airlines deal was found by Cheapflights users on 2/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1010:45 pm
ROB
-
IAD
2 stops21h 40m
United Airlines
Mon 3/235:35 pm
IAD
-
ROB
3 stops23h 40m
United Airlines
Deal found 2/2$1,185
This United Airlines deal was found by Cheapflights users on 2/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/710:45 pm
ROB
-
IAD
1 stop20h 50m
United Airlines
Sat 3/215:35 pm
IAD
-
ROB
3 stops23h 40m
United Airlines
Deal found 2/2$1,240
This United Airlines deal was found by Cheapflights users on 2/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/138:05 pm
ROB
-
IAD
3 stops31h 54m
United Airlines
Sun 3/2210:31 pm
IAD
-
ROB
3 stops42h 44m
United Airlines
Deal found 2/2$1,320
This Ethiopian Air deal was found by Cheapflights users on 2/2. 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 Ethiopian Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/911:05 am
ROB
-
IAD
2 stops25h 55m
Ethiopian Air
Wed 3/259:50 pm
IAD
-
ROB
2 stops16h 00m
Ethiopian Air
Deal found 2/2$1,446
This Ethiopian Air deal was found by Cheapflights users on 2/2. 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 Ethiopian Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1211:05 am
ROB
-
IAD
2 stops25h 55m
Ethiopian Air
Sat 3/2111:00 am
IAD
-
ROB
1 stop23h 45m
Ethiopian Air
Deal found 2/2$1,463
This KAYAK deal was found by Cheapflights users on 2/2. 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.
Tue 3/1011:05 am
ROB
-
IAD
2 stops25h 55m
Ethiopian Air
Tue 3/2411:00 am
IAD
-
ROB
1 stop23h 45m
Ethiopian Air
Deal found 2/2$1,484
This Gurufare deal was found by Cheapflights users on 2/2. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1011:05 am
ROB
-
IAD
2 stops25h 55m
Ethiopian Air
Wed 3/259:50 pm
IAD
-
ROB
2 stops16h 00m
Ethiopian Air
Deal found 2/2$1,485
This Ethiopian Air deal was found by Cheapflights users on 2/2. 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 Ethiopian Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1211:05 am
ROB
-
IAD
2 stops25h 55m
Ethiopian Air
Wed 3/259:50 pm
IAD
-
ROB
2 stops16h 00m
Ethiopian Air
Deal found 2/2$1,496
This Ethiopian Air deal was found by Cheapflights users on 2/2. 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 Ethiopian Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/97:30 am
ROB
-
IAD
2 stops16h 35m
Ethiopian Air
Sat 3/2111:00 am
IAD
-
ROB
1 stop23h 45m
Ethiopian Air
Deal found 2/2$1,505
This Ethiopian Air deal was found by Cheapflights users on 2/2. 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 Ethiopian Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1211:05 am
ROB
-
IAD
2 stops25h 55m
Ethiopian Air
Tue 3/2411:00 am
IAD
-
ROB
1 stop23h 45m
Ethiopian Air
Deal found 2/2$1,513

Find flight deals from Monrovia to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Monrovia (ROB) to Washington, D.C. (WAS). 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 February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,148
(FlightHub)

One-way from

$896
(FlightHub)
Provider with most accurate pricing for Monrovia Roberts Intl-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Monrovia Roberts Intl-Washington, D.C. (WAS) flights.
Search Deals
From Monrovia Roberts Intl to Washington, D.C. (WAS)
Search Deals
One-way flight from Monrovia Roberts Intl to Washington, D.C. (WAS)
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Monrovia to Washington, D.C. 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 February 3, 2026.
Use the filters below to find and compare flights from Monrovia to Washington, D.C. that are best for you.

Fly from

Monrovia

Fly to

Washington, D.C.

Route

Depart

Return

Price

MonroviaWashington, D.C.

ROB - IAD

ROBIAD

Monrovia Roberts Intl

Sun 3/8

10:45 pm-3:35 pm

1 stop20h 50m

Washington, D.C. Dulles Intl

Mon 3/23

6:15 am-9:15 pm

3 stops35h 00m

$1,180

MonroviaWashington, D.C.

ROB - IAD

ROBIAD

Monrovia Roberts Intl

Sat 3/7

10:45 pm-2:35 pm

1 stop20h 50m

Washington, D.C. Dulles Intl

Mon 3/23

6:15 am-9:15 pm

3 stops35h 00m

$1,180

MonroviaWashington, D.C.

ROB - IAD

ROBIAD

Monrovia Roberts Intl

Sat 3/7

10:45 pm-2:35 pm

1 stop20h 50m

Washington, D.C. Dulles Intl

Sat 3/21

6:45 pm-9:15 pm

2 stops22h 30m

$1,180

MonroviaWashington, D.C.

ROB - IAD

ROBIAD

Monrovia Roberts Intl

Wed 3/11

10:45 pm-3:35 pm

1 stop20h 50m

Washington, D.C. Dulles Intl

Mon 3/23

5:35 pm-9:15 pm

3 stops23h 40m

$1,180

MonroviaWashington, D.C.

ROB - IAD

ROBIAD

Monrovia Roberts Intl

Tue 3/10

10:45 pm-3:35 pm

1 stop20h 50m

Washington, D.C. Dulles Intl

Mon 3/23

5:35 pm-9:15 pm

3 stops23h 40m

$1,180

MonroviaWashington, D.C.

ROB - IAD

ROBIAD

Monrovia Roberts Intl

Wed 3/11

10:45 pm-3:35 pm

1 stop20h 50m

Washington, D.C. Dulles Intl

Sat 3/21

6:45 pm-9:15 pm

2 stops22h 30m

$1,180

MonroviaWashington, D.C.

ROB - IAD

ROBIAD

Monrovia Roberts Intl

Sun 3/8

10:45 pm-3:35 pm

1 stop20h 50m

Washington, D.C. Dulles Intl

Sun 3/22

10:31 pm-9:15 pm

3 stops42h 44m

$1,185

MonroviaWashington, D.C.

ROB - IAD

ROBIAD

Monrovia Roberts Intl

Sat 3/7

10:45 pm-2:35 pm

1 stop20h 50m

Washington, D.C. Dulles Intl

Sun 3/22

10:31 pm-9:15 pm

3 stops42h 44m

$1,185

MonroviaWashington, D.C.

ROB - IAD

ROBIAD

Monrovia Roberts Intl

Mon 3/9

11:05 am-9:00 am

2 stops25h 55m

Washington, D.C. Dulles Intl

Mon 3/23

9:50 pm-5:50 pm

2 stops16h 00m

$1,446

MonroviaWashington, D.C.

ROB - IAD

ROBIAD

Monrovia Roberts Intl

Thu 3/12

11:05 am-9:00 am

2 stops25h 55m

Washington, D.C. Dulles Intl

Wed 3/25

9:50 pm-5:50 pm

2 stops16h 00m

$1,496

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Showing 1-10 of 16 results
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Compare providers for flights from Monrovia to Washington, D.C.

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

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. 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.

Cheapflights Insights

Everything you need to know about your flight from Monrovia to Washington, D.C.
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Monrovia to Washington, D.C.. 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.?

    Monrovia Roberts Intl (ROB) is the airport you will fly out of if you book a flight from Monrovia to Washington, D.C.. You should not have trouble finding flights to Washington, D.C. from Roberts Intl; the airport handles an average of 0 outbound flights to Washington, D.C. per day. You should also have plenty of airline options to choose from since 2 airlines have flights from the Monrovia airport to Washington, D.C.. It is only a 30.2 mi journey to Roberts Intl (ROB) from Monrovia’s city center.

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

    United Airlines can get you from Monrovia to Washington, D.C. in just under 20h 50m. Your travel time can differ by up to . The distance from Monrovia to Washington, D.C. is about 4718 mi.

  • Can I find deals for flights from Monrovia to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on Monrovia to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Monrovia to Washington, D.C.?

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

  • Can I find deals for business class flights from Monrovia to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Monrovia to Washington, D.C. 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.?

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Monrovia to Washington, D.C.

See prices for flight routes from nearby airports that may be better suited for you.
Monrovia to Dulles Intl flights

Top 2 airlines flying from Monrovia to Washington, D.C.

Discover the top 2 airlines that operate flights from Monrovia to Washington, D.C.. 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 February 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,163Average$1,536FlexibilityNo cancel feeOn-time69%
Brussels AirlinesCheapest$1,395Average$1,624FlexibilityNo cancel feeOn-timeN/A

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