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$1,484+ Cheap flights from Washington 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 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ROB
Dec 2 — Dec 91
Tue 12/2
Tue 12/9
1 adult, Economy
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Cheap flight deals from Washington to Monrovia

Keep the following information in mind while searching for Washington to Monrovia flight deals. Data was last updated November 2, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,468
(Gurufare)
Provider with most accurate pricing for Seattle/Tacoma Intl-Monrovia Roberts Intl flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Monrovia Roberts Intl flights.
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From Washington to Monrovia Roberts Intl
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Find flight deals from Washington to Monrovia

Cheapest flights from Washington to Monrovia
Explore the most affordable flight options available from Washington to Monrovia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 2, 2025.

This Ethiopian Air deal was found by Cheapflights users on 10/31. 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.
Sat 12/68:10 amSEA - ROB
3 stops25h 40mEthiopian Air
Wed 12/107:30 amROB - SEA
3 stops45h 24mEthiopian Air
Deal found 10/31$1,897
This Brussels Airlines deal was found by Cheapflights users on 10/31. 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.
Sat 12/68:10 amSEA - ROB
3 stops29h 05mBrussels Airlines
Wed 12/1010:45 pmROB - SEA
2 stops30h 09mBrussels Airlines
Deal found 10/31$2,184
This Delta deal was found by Cheapflights users on 10/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/69:59 pmSEA - ROB
2 stops35h 41mDelta
Wed 12/106:40 pmROB - SEA
2 stops35h 43mDelta
Deal found 10/31$2,718
This oojo deal was found by Cheapflights users on 11/1. 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.
Thu 12/1812:25 amSEA - ROB
2 stops30h 20mEthiopian Air
Thu 1/111:05 amROB - SEA
3 stops41h 52mEthiopian Air
Deal found 11/1$3,280
This Gurufare deal was found by Cheapflights users on 11/1. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1110:52 amPDX - ROB
3 stops26h 23mBrussels Airlines
Sat 1/310:45 pmROB - PDX
2 stops30h 03mBrussels Airlines
Deal found 11/1$4,783
This Brussels Airlines deal was found by Cheapflights users on 11/1. 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 Brussels Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1210:52 amPDX - ROB
3 stops47h 53mBrussels Airlines
Sat 1/310:45 pmROB - PDX
2 stops28h 16mBrussels Airlines
Deal found 11/1$4,953
This United deal was found by Cheapflights users on 11/1. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1211:12 pmPDX - ROB
2 stops35h 33mMultiple Airlines
Sat 1/310:45 pmROB - PDX
2 stops28h 16mMultiple Airlines
Deal found 11/1$4,959
This oojo deal was found by Cheapflights users on 11/1. 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.
Fri 12/191:35 pmSEA - ROB
2 stops31h 00mMultiple Airlines
Thu 1/16:40 pmROB - SEA
2 stops24h 50mMultiple Airlines
Deal found 11/1$5,591
This Ovago deal was found by Cheapflights users on 11/1. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1110:52 amPDX - ROB
3 stops26h 23mMultiple Airlines
Sat 1/35:35 amROB - PDX
3 stops44h 27mMultiple Airlines
Deal found 11/1$7,646

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington 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 November 2, 2025.
Use the filters below to find and compare flights from Washington to Monrovia that are best for you.

Fly from

Washington

Fly to

Monrovia

Route

Depart

Return

Price

PortlandMonrovia

PDX - ROB

PDXROB

Portland

Thu 3/5

11:10 pm-9:15 pm

3 stops38h 05m

Monrovia Roberts Intl

Sun 3/8

10:45 pm-7:00 pm

2 stops27h 15m

$1,484

SeattleMonrovia

SEA - ROB

SEAROB

Seattle/Tacoma Intl

Tue 3/31

11:05 am-7:50 pm

3 stops25h 45m

Monrovia Roberts Intl

Wed 4/29

9:10 pm-8:10 pm

2 stops30h 00m

$1,513

SeattleMonrovia

SEA - ROB

SEAROB

Seattle/Tacoma Intl

Tue 3/31

8:00 am-7:50 pm

3 stops28h 50m

Monrovia Roberts Intl

Wed 4/29

9:10 pm-12:20 pm

2 stops22h 10m

$1,517

SeattleMonrovia

SEA - ROB

SEAROB

Seattle/Tacoma Intl

Wed 3/4

11:59 pm-6:45 pm

2 stops34h 46m

Monrovia Roberts Intl

Sun 3/8

10:45 pm-10:32 pm

2 stops30h 47m

$1,584

SeattleMonrovia

SEA - ROB

SEAROB

Seattle/Tacoma Intl

Tue 3/31

8:00 am-7:50 pm

3 stops28h 50m

Monrovia Roberts Intl

Wed 4/29

9:10 pm-10:18 pm

3 stops32h 08m

$1,584

SeattleMonrovia

SEA - ROB

SEAROB

Seattle/Tacoma Intl

Wed 3/4

8:17 am-5:50 pm

3 stops25h 33m

Monrovia Roberts Intl

Sun 3/8

11:05 am-8:35 pm

3 stops40h 30m

$1,693

SeattleMonrovia

SEA - ROB

SEAROB

Seattle/Tacoma Intl

Sat 12/6

8:10 am-5:50 pm

3 stops25h 40m

Monrovia Roberts Intl

Wed 12/10

7:30 am-8:54 pm

3 stops45h 24m

$1,897

SeattleMonrovia

SEA - ROB

SEAROB

Seattle/Tacoma Intl

Wed 3/4

6:50 pm-2:05 am

2 stops23h 15m

Monrovia Roberts Intl

Sat 3/7

3:05 am-4:55 pm

2 stops45h 50m

$1,940

SeattleMonrovia

SEA - ROB

SEAROB

Seattle/Tacoma Intl

Sat 12/6

8:10 am-9:15 pm

3 stops29h 05m

Monrovia Roberts Intl

Wed 12/10

10:45 pm-8:54 pm

2 stops30h 09m

$2,184

PortlandMonrovia

PDX - ROB

PDXROB

Portland

Wed 11/12

10:52 am-6:45 pm

3 stops47h 53m

Monrovia Roberts Intl

Sat 1/3

10:45 pm-7:01 pm

2 stops28h 16m

$4,953

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/31

Showing 1-10 of 11 results
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Best time to book a flight from Washington to Monrovia

Have a flexible travel schedule? Discover the best time to fly to Monrovia from Washington 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 to Monrovia
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 Washington 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?

    Most people fly into Monrovia Roberts Intl (ROB) if they book a flight to Monrovia from Washington. Roberts Intl is conveniently located just 30.2 mi from Monrovia’s city center.

  • How long is the flight from State of Washington to Monrovia?

    A quick flight from State of Washington to Monrovia can take about 25h 45m. United Airlines provides one of the quickest options available for as low as $1,513. State of Washington and Monrovia are separated by a distance of 6895 mi. This flight may include one or multiple stops.

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

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

  • How can I find direct flights from Washington to Monrovia?

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

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

    Yes. Cheapflights offers flight deals from Washington 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.

See more FAQs

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