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Dulles Intl

$1,038+ Cheap flights from Monrovia (ROB) to Dulles Intl (IAD)

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 10/12. Fares are subject to change and may not be available on all flights or dates of travel.
ROB — IAD
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap 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 September 17, 2025.

Round-trip from

$1,038
(FlightHub)
From Monrovia Roberts Intl to Washington, D.C. Dulles Intl
Search Deals

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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 September 17, 2025.

This FlightHub deal was found by Cheapflights users on 9/15. 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 10/125:00 amROB - IAD
2 stops18h 05mRoyal Air Maroc
Wed 10/229:05 pmIAD - ROB
2 stops28h 40mRoyal Air Maroc
Deal found 9/15$1,038
This United Airlines deal was found by Cheapflights users on 9/16. 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 9/239:10 pmROB - IAD
1 stop21h 15mUnited Airlines
Mon 9/295:45 pmIAD - ROB
2 stops22h 05mUnited Airlines
Deal found 9/16$1,438
This Air Canada deal was found by Cheapflights users on 9/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/249:10 pmROB - IAD
2 stops28h 15mMultiple Airlines
Mon 9/299:35 amIAD - ROB
3 stops30h 15mMultiple Airlines
Deal found 9/16$1,441
This United Airlines deal was found by Cheapflights users on 9/16. 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 9/249:10 pmROB - IAD
1 stop21h 15mUnited Airlines
Mon 9/296:30 amIAD - ROB
3 stops33h 20mUnited Airlines
Deal found 9/16$1,442
This KAYAK deal was found by Cheapflights users on 9/16. 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.
Sun 10/129:10 pmROB - IAD
1 stop21h 15mMultiple Airlines
Wed 10/226:10 pmIAD - ROB
3 stops45h 40mMultiple Airlines
Deal found 9/16$1,447
This Ethiopian Air deal was found by Cheapflights users on 9/15. 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 10/3011:05 amROB - IAD
2 stops25h 55mEthiopian Air
Thu 11/68:40 pmIAD - ROB
2 stops37h 05mEthiopian Air
Deal found 9/15$1,512
This KAYAK deal was found by Cheapflights users on 9/17. 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 9/239:10 pmROB - IAD
1 stop21h 15mMultiple Airlines
Thu 10/233:25 pmIAD - ROB
3 stops24h 25mMultiple Airlines
Deal found 9/17$1,527
This Gurufare deal was found by Cheapflights users on 9/17. 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 9/239:10 pmROB - IAD
1 stop21h 15mBrussels Airlines
Thu 10/235:45 pmIAD - ROB
1 stop22h 05mBrussels Airlines
Deal found 9/17$1,574

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 September 17, 2025.
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

Sun 10/12

5:00 am-7:05 pm

2 stops18h 05m

Washington, D.C. Dulles Intl

Wed 10/22

9:05 pm-5:45 am

2 stops28h 40m

$1,038

MonroviaWashington, D.C.

ROB - IAD

ROBIAD

Monrovia Roberts Intl

Sun 10/12

9:10 pm-2:25 pm

1 stop21h 15m

Washington, D.C. Dulles Intl

Wed 10/22

6:10 pm-7:50 pm

3 stops45h 40m

$1,447

MonroviaWashington, D.C.

ROB - IAD

ROBIAD

Monrovia Roberts Intl

Thu 10/30

11:05 am-9:00 am

2 stops25h 55m

Washington, D.C. Dulles Intl

Thu 11/6

8:40 pm-2:45 pm

2 stops37h 05m

$1,512

MonroviaWashington, D.C.

ROB - IAD

ROBIAD

Monrovia Roberts Intl

Thu 2/5

7:30 am-2:35 pm

2 stops36h 05m

Washington, D.C. Dulles Intl

Thu 2/19

5:45 pm-6:45 pm

1 stop20h 00m

$1,629

MonroviaWashington, D.C.

ROB - IAD

ROBIAD

Monrovia Roberts Intl

Tue 12/23

10:45 pm-2:35 pm

1 stop20h 50m

Washington, D.C. Dulles Intl

Tue 12/30

8:15 am-9:15 pm

3 stops32h 00m

$1,709

MonroviaWashington, D.C.

ROB - IAD

ROBIAD

Monrovia Roberts Intl

Fri 12/19

5:35 am-6:45 pm

1 stop18h 10m

Washington, D.C. Dulles Intl

Thu 1/1

8:30 pm-9:15 pm

3 stops43h 45m

$1,862

MonroviaWashington, D.C.

ROB - IAD

ROBIAD

Monrovia Roberts Intl

Tue 12/23

10:45 pm-2:35 pm

1 stop20h 50m

Washington, D.C. Dulles Intl

Tue 12/30

10:00 am-2:45 pm

1 stop23h 45m

$2,030

MonroviaWashington, D.C.

ROB - IAD

ROBIAD

Monrovia Roberts Intl

Tue 12/23

10:45 pm-8:59 pm

2 stops27h 14m

$1,044

MonroviaWashington, D.C.

ROB - IAD

ROBIAD

Monrovia Roberts Intl

Tue 12/23

10:45 pm-2:35 pm

1 stop20h 50m

$1,050

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

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 September 17, 2025.
Read reviews from past customers who have flown United Airlines, Brussels Airlines, and Ethiopian Air 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
8,926 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
United Airlines
7.4
Good
8,926 reviews
United Airlines
7.4
Good
8,926 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
Brussels Airlines
7.3
Good
359 reviews
United Airlines
7.4
Good
8,926 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
Ethiopian Air
7.2
Good
862 reviews
United Airlines
7.4
Good
8,926 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.

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 3 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 18h 05m. Airlines will cover a distance of 4718 mi. This flight may include one or multiple stops.

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

    According to our current data, Ethiopian Air ($680), United Airlines ($1,041), and Brussels Airlines ($1,538) offers the cheapest pricing from Monrovia to Washington, D.C. Dulles Intl Airport.

  • 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.

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

    Currently, August is the cheapest month in which you can book a flight from Monrovia to Washington, D.C. Dulles Intl Airport (average of $292). Flying from Monrovia to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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

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
Woodbridge
Arlington
Alexandria
Tysons
Silver Spring
Springfield
Gaithersburg
Fredericksburg
Linthicum Heights
Fairfax
Falls Church
Owings Mills
Manassas
Rockville
Hanover
Oxon Hill
Laurel
Towson
National Harbor
Dundalk

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Top 3 airlines flying from Monrovia to Dulles Intl

Discover the top 3 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Ethiopian AirCheapest$680Average$1,274FlexibilityNo cancel feeOn-time72%
United AirlinesCheapest$1,041Average$1,536FlexibilityNo cancel feeOn-time69%
Brussels AirlinesCheapest$1,538Average$1,624FlexibilityNo cancel feeOn-timeN/A

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