How do I get Price Alerts for flights from Seattle to Monrovia?

Confirm your travel details to search for the latest offers for flights from Seattle to Monrovia . While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

How can I save money on flights from Seattle to Monrovia with momondo?

Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore” . Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

How does momondo find its flight prices?

We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Monrovia Roberts Intl Airport?

Prices for flights from Seattle/Tacoma Intl Airport to Monrovia Roberts Intl Airport are updated daily.

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Monrovia Roberts Intl Airport?

The number of operators available for flights from Seattle/Tacoma Intl Airport to Monrovia Roberts Intl Airport is 1 as of August 2026.

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Monrovia Roberts Intl Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Monrovia Roberts Intl Airport.

What documentation or ID do you need to fly to Monrovia Roberts Intl Airport?

The required travel and health documents for your Monrovia Roberts Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Monrovia Roberts Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$1,622 Cheap Flights from Seattle to Monrovia in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Monrovia

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:36 pm - 5:50 pmSEA Seattle/Tacoma Intl-ROB Monrovia Roberts Intl

37h 14m2 stops Washington, D.C. Dulles Intl Lome

7:30 am - 10:15 amROB Monrovia Roberts Intl-SEA Seattle/Tacoma Intl

33h 45m2 stops Lome Newark

$1,622Ethiopian Air

Sun, Oct 4 - Sun, Oct 11

9:36 pm - 5:50 pmSEA Seattle/Tacoma Intl-ROB Monrovia Roberts Intl

37h 14m3 stops Washington, D.C. Dulles Intl Lome Accra Kotoka

7:30 am - 10:15 amROB Monrovia Roberts Intl-SEA Seattle/Tacoma Intl

33h 45m3 stops Accra Kotoka Lome Newark

$1,645Multiple Airlines

Sun, Oct 4 - Sun, Oct 11

9:36 pm - 5:50 pmSEA Seattle/Tacoma Intl-ROB Monrovia Roberts Intl

37h 14m2 stops Washington, D.C. Dulles Intl Lome

7:30 am - 10:15 amROB Monrovia Roberts Intl-SEA Seattle/Tacoma Intl

33h 45m3 stops Accra Kotoka Lome Newark

$1,690Ethiopian Air

Sun, Oct 4 - Sun, Oct 11

11:14 pm - 2:45 pmSEA Seattle/Tacoma Intl-ROB Monrovia Roberts Intl

32h 31m2 stops Washington, D.C. Dulles Intl Addis Ababa Bole

11:00 am - 8:37 pmROB Monrovia Roberts Intl-SEA Seattle/Tacoma Intl

40h 37m3 stops Addis Ababa Bole Rome Fiumicino Washington, D.C. Dulles Intl

$1,782Ethiopian Air

Thu, Oct 1 - Sun, Oct 4

4:25 pm - 4:35 amSEA Seattle/Tacoma Intl-ROB Monrovia Roberts Intl

53h 10m2 stops Doha Hamad Intl Casablanca Mohamed V

3:25 am - 12:40 pmROB Monrovia Roberts Intl-SEA Seattle/Tacoma Intl

40h 15m2 stops Casablanca Mohamed V Doha Hamad Intl

$1,801Multiple Airlines

Thu, Sep 3 - Sun, Oct 25

8:50 am - 5:50 pmSEA Seattle/Tacoma Intl-ROB Monrovia Roberts Intl

26h 00m2 stops Newark Lome

11:00 am - 8:56 pmROB Monrovia Roberts Intl-SEA Seattle/Tacoma Intl

40h 56m3 stops Addis Ababa Bole Rome Fiumicino Washington, D.C. Dulles Intl

$1,913Ethiopian Air

Thu, Sep 3 - Mon, Oct 26

8:50 am - 5:50 pmSEA Seattle/Tacoma Intl-ROB Monrovia Roberts Intl

26h 00m3 stops Newark Lome Accra Kotoka

11:00 am - 9:44 amROB Monrovia Roberts Intl-SEA Seattle/Tacoma Intl

53h 44m3 stops Addis Ababa Bole Rome Fiumicino Washington, D.C. Dulles Intl

$1,971Multiple Airlines

Thu, Sep 3 - Mon, Oct 26

8:05 am - 5:50 pmSEA Seattle/Tacoma Intl-ROB Monrovia Roberts Intl

25h 45m2 stops Washington, D.C. Dulles Intl Lome

11:00 am - 8:33 pmROB Monrovia Roberts Intl-SEA Seattle/Tacoma Intl

41h 33m3 stops Addis Ababa Bole Rome Fiumicino Washington, D.C. Dulles Intl

$2,029Ethiopian Air

Wed, Nov 25 - Tue, Jan 5

8:05 am - 2:25 amSEA Seattle/Tacoma Intl-ROB Monrovia Roberts Intl

34h 20m2 stops New York John F Kennedy Intl Casablanca Mohamed V

3:25 am - 8:15 pmROB Monrovia Roberts Intl-SEA Seattle/Tacoma Intl

48h 50m2 stops Casablanca Mohamed V New York John F Kennedy Intl

$2,041Multiple Airlines

Wed, Nov 25 - Tue, Jan 5

8:05 am - 5:50 pmSEA Seattle/Tacoma Intl-ROB Monrovia Roberts Intl

25h 45m3 stops Washington, D.C. Dulles Intl Lome Accra Kotoka

11:00 am - 6:02 pmROB Monrovia Roberts Intl-SEA Seattle/Tacoma Intl

39h 02m3 stops Addis Ababa Bole Rome Fiumicino Chicago O'Hare Intl

$2,044Multiple Airlines

Wed, Nov 25 - Tue, Jan 5

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United Airlines flights from Seattle to Monrovia

Our best United Airlines deals on Seattle to Monrovia flight tickets

United Airlines

Oct 1

SEA10:42 amSeattle/Tacoma Intl

26h 08m

3 stops

ROB7:50 pmMonrovia Roberts Intl

Oct 4

ROB9:10 pmMonrovia Roberts Intl

31h 49m

3 stops

SEA9:59 pmSeattle/Tacoma Intl

$2,079

United Airlines

Feb 5

SEA10:40 pmSeattle/Tacoma Intl

38h 35m

3 stops

ROB9:15 pmMonrovia Roberts Intl

Feb 9

ROB10:45 pmMonrovia Roberts Intl

30h 20m

2 stops

SEA9:05 pmSeattle/Tacoma Intl

$2,293

United Airlines

Feb 5

SEA10:40 pmSeattle/Tacoma Intl

38h 35m

3 stops

ROB9:15 pmMonrovia Roberts Intl

Feb 9

ROB10:45 pmMonrovia Roberts Intl

31h 11m

3 stops

SEA9:56 pmSeattle/Tacoma Intl

$2,303

Ethiopian Air flights from Seattle to Monrovia

Our best Ethiopian Air deals on Seattle to Monrovia flight tickets

Ethiopian Air

Oct 4

SEA9:36 pmSeattle/Tacoma Intl

37h 14m

2 stops

ROB5:50 pmMonrovia Roberts Intl

Oct 11

ROB7:30 amMonrovia Roberts Intl

33h 45m

2 stops

SEA10:15 amSeattle/Tacoma Intl

$1,622

Ethiopian Air

Oct 4

SEA9:36 pmSeattle/Tacoma Intl

37h 14m

2 stops

ROB5:50 pmMonrovia Roberts Intl

Oct 11

ROB7:30 amMonrovia Roberts Intl

33h 45m

3 stops

SEA10:15 amSeattle/Tacoma Intl

$1,690

Ethiopian Air

Oct 1

SEA11:14 pmSeattle/Tacoma Intl

32h 31m

2 stops

ROB2:45 pmMonrovia Roberts Intl

Oct 4

ROB11:00 amMonrovia Roberts Intl

40h 37m

3 stops

SEA8:37 pmSeattle/Tacoma Intl

$1,782

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleMonrovia

SEA Seattle/Tacoma Intl - ROB Monrovia Roberts Intl

SEAROB

Seattle/Tacoma Intl

Sun 10/4

9:36 pm-5:50 pm

2 stops37h 14m

Monrovia Roberts Intl

Sun 10/11

7:30 am-10:15 am

2 stops33h 45m

$1,622

SeattleMonrovia

SEA Seattle/Tacoma Intl - ROB Monrovia Roberts Intl

SEAROB

Seattle/Tacoma Intl

Sun 10/4

9:36 pm-5:50 pm

3 stops37h 14m

Monrovia Roberts Intl

Sun 10/11

7:30 am-10:15 am

3 stops33h 45m

$1,645

SeattleMonrovia

SEA Seattle/Tacoma Intl - ROB Monrovia Roberts Intl

SEAROB

Seattle/Tacoma Intl

Sun 10/4

9:36 pm-5:50 pm

2 stops37h 14m

Monrovia Roberts Intl

Sun 10/11

7:30 am-10:15 am

3 stops33h 45m

$1,690

SeattleMonrovia

SEA Seattle/Tacoma Intl - ROB Monrovia Roberts Intl

SEAROB

Seattle/Tacoma Intl

Thu 10/1

11:14 pm-2:45 pm

2 stops32h 31m

Monrovia Roberts Intl

Sun 10/4

11:00 am-8:37 pm

3 stops40h 37m

$1,782

SeattleMonrovia

SEA Seattle/Tacoma Intl - ROB Monrovia Roberts Intl

SEAROB

Seattle/Tacoma Intl

Thu 9/3

4:25 pm-4:35 am

2 stops53h 10m

Monrovia Roberts Intl

Sun 10/25

3:25 am-12:40 pm

2 stops40h 15m

$1,801

SeattleMonrovia

SEA Seattle/Tacoma Intl - ROB Monrovia Roberts Intl

SEAROB

Seattle/Tacoma Intl

Thu 9/3

8:50 am-5:50 pm

2 stops26h 00m

Monrovia Roberts Intl

Mon 10/26

11:00 am-8:56 pm

3 stops40h 56m

$1,913

SeattleMonrovia

SEA Seattle/Tacoma Intl - ROB Monrovia Roberts Intl

SEAROB

Seattle/Tacoma Intl

Thu 9/3

8:50 am-5:50 pm

3 stops26h 00m

Monrovia Roberts Intl

Mon 10/26

11:00 am-9:44 am

3 stops53h 44m

$1,971

SeattleMonrovia

SEA Seattle/Tacoma Intl - ROB Monrovia Roberts Intl

SEAROB

Seattle/Tacoma Intl

Wed 11/25

8:05 am-5:50 pm

2 stops25h 45m

Monrovia Roberts Intl

Tue 1/5

11:00 am-8:33 pm

3 stops41h 33m

$2,029

SeattleMonrovia

SEA Seattle/Tacoma Intl - ROB Monrovia Roberts Intl

SEAROB

Seattle/Tacoma Intl

Wed 11/25

8:05 am-2:25 am

2 stops34h 20m

Monrovia Roberts Intl

Tue 1/5

3:25 am-8:15 pm

2 stops48h 50m

$2,041

Quickest round-trip

SeattleMonrovia

SEA Seattle/Tacoma Intl - ROB Monrovia Roberts Intl

SEAROB

Seattle/Tacoma Intl

Wed 11/25

8:05 am-5:50 pm

3 stops25h 45m

Monrovia Roberts Intl

Tue 1/5

11:00 am-6:02 pm

3 stops39h 02m

$2,044

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Seattle to Monrovia

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Monrovia according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Seattle to Monrovia (SEA to ROB) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Monrovia

Best Price Found	$1,622
Fastest flight time	26h 00m
Direct flights	None

The best flight deal from Seattle to Monrovia found on momondo in the last 72 hours is $1,622

The fastest flight from Seattle to Monrovia takes 26h 00m

There are no direct flights from Seattle to Monrovia. There are no popular flight routes from Seattle to Monrovia.

Search flight deals

Frequently asked questions about flying from Seattle to Monrovia

How far is Seattle/Tacoma Intl to Monrovia Roberts Intl by plane?
A flight from Seattle/Tacoma Intl to Monrovia Roberts Intl will travel around 6869.8 mi. Flights usually cover this in 26h 00m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Monrovia Roberts Intl Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Monrovia Roberts Intl Airport are updated daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Monrovia Roberts Intl Airport?
The number of operators available for flights from Seattle/Tacoma Intl Airport to Monrovia Roberts Intl Airport is 1 as of August 2026.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Monrovia Roberts Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Monrovia Roberts Intl Airport.
What documentation or ID do you need to fly to Monrovia Roberts Intl Airport?
The required travel and health documents for your Monrovia Roberts Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Monrovia Roberts Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Seattle to Monrovia?
Based on momondo bookings for flights between Seattle and Monrovia, the leading airline is Brussels Airlines, making up 100% of the total bookings.

Best airlines flying from Seattle to Monrovia

Compare and see reviews for airlines that fly from Seattle to Monrovia with momondo

Airline	Rating	Free Cancellation	Price
Brussels Airlines	PriceFrom $1,302	Free Cancellation	Rating 7.3 432 reviews		Search Brussels Airlines flights

Frequently asked questions about flying from Seattle to Monrovia

How do I get Price Alerts for flights from Seattle to Monrovia?
Confirm your travel details to search for the latest offers for flights from Seattle to Monrovia. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.
How can I save money on flights from Seattle to Monrovia with momondo?
Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.
How does momondo find its flight prices?
We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Monrovia?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seattle to Monrovia. momondo saves you time and could save you money on your trip.

Can I find flights from Seattle to Monrovia with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Seattle to Monrovia flights to just show those with flexible booking policies.

How can momondo help me find flights from Seattle to Monrovia?

Once all potential Seattle to Monrovia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Seattle to Monrovia right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Seattle to Monrovia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Monrovia and let you know when they change.

An easier way to manage your Monrovia trip

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Brussels Airlines

Cheap flights from Seattle to Monrovia from $1,622

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Monrovia departing on 10/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Seattle to Monrovia

Cheap round-trip flights

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Big names and deals

Big names and deals

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Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

United Airlines flights from Seattle to Monrovia

Our best United Airlines deals on Seattle to Monrovia flight tickets

Ethiopian Air flights from Seattle to Monrovia

Our best Ethiopian Air deals on Seattle to Monrovia flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Seattle to Monrovia that are best for you.

When to book flights from Seattle to Monrovia

Cheap Seattle to Monrovia (SEA to ROB) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Seattle to Monrovia

Best airlines flying from Seattle to Monrovia

Compare and see reviews for airlines that fly from Seattle to Monrovia with momondo

Frequently asked questions about flying from Seattle to Monrovia

Why use momondo?

An easier way to manage your Monrovia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Liberia

Fly your favorite airline to Monrovia

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Monrovia

List of cabin classes available on flights landing in Monrovia. Availability may vary depending on flight origin and airline.

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