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 July 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.

$1,744 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.

12:17 am - 2:45 pm

SEA

ROB

31h 28m

2 stops

11:05 am - 6:16 pm

ROB

SEA

38h 11m

3 stops

$1,744Ethiopian Air

Mon, Aug 17 - Tue, Aug 25

3:56 pm - 5:50 pm

SEA

ROB

42h 54m

3 stops

11:05 am - 5:51 pm

ROB

SEA

37h 46m

3 stops

$1,835Multiple Airlines

Tue, Sep 8 - Tue, Apr 6

8:10 am - 7:50 pm

SEA

ROB

28h 40m

3 stops

9:10 pm - 4:59 pm

ROB

SEA

26h 49m

2 stops

$1,977Multiple Airlines

Tue, Sep 8 - Tue, Apr 6

9:40 pm - 5:50 pm

SEA

ROB

36h 10m

3 stops

7:30 am - 9:49 am

ROB

SEA

34h 19m

3 stops

$2,015Multiple Airlines

Wed, Dec 16 - Sat, Jan 2

7:05 am - 5:50 pm

SEA

ROB

27h 45m

3 stops

11:05 am - 3:41 pm

ROB

SEA

35h 36m

3 stops

$2,046Ethiopian Air

Tue, Aug 18 - Tue, Aug 25

9:40 pm - 5:50 pm

SEA

ROB

36h 10m

3 stops

7:30 am - 8:26 pm

ROB

SEA

44h 56m

2 stops

$2,053Ethiopian Air

Wed, Dec 16 - Sat, Jan 2

7:15 pm - 4:35 am

SEA

ROB

50h 20m

2 stops

11:05 am - 5:15 pm

ROB

SEA

37h 10m

2 stops

$2,383Multiple Airlines

Tue, Sep 8 - Tue, Apr 6

10:13 pm - 4:35 am

SEA

ROB

47h 22m

2 stops

11:25 am - 1:25 pm

ROB

SEA

33h 00m

2 stops

$2,630Multiple Airlines

Tue, Aug 18 - Tue, Aug 25

8:05 am - 4:35 am

SEA

ROB

36h 30m

2 stops

11:25 am - 12:35 pm

ROB

SEA

57h 10m

2 stops

$3,711Multiple Airlines

Wed, Dec 16 - Sat, Jan 2

Save money when you book flights with momondo

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Ethiopian Air flights from Seattle to Monrovia

Our best Ethiopian Air deals on Seattle to Monrovia flight tickets

Ethiopian Air

Aug 17

SEA12:17 amSeattle/Tacoma Intl

31h 28m

2 stops

ROB2:45 pmMonrovia Roberts Intl

Aug 25

ROB11:05 amMonrovia Roberts Intl

38h 11m

3 stops

SEA6:16 pmSeattle/Tacoma Intl

$1,744

Ethiopian Air

Aug 18

SEA7:05 amSeattle/Tacoma Intl

27h 45m

3 stops

ROB5:50 pmMonrovia Roberts Intl

Aug 25

ROB11:05 amMonrovia Roberts Intl

35h 36m

3 stops

SEA3:41 pmSeattle/Tacoma Intl

$2,046

Ethiopian Air

Dec 16

SEA9:40 pmSeattle/Tacoma Intl

36h 10m

3 stops

ROB5:50 pmMonrovia Roberts Intl

Jan 2

ROB7:30 amMonrovia Roberts Intl

44h 56m

2 stops

SEA8:26 pmSeattle/Tacoma Intl

$2,053

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleMonrovia

SEA - ROB

SEAROB

Seattle/Tacoma Intl

Mon 8/17

12:17 am-2:45 pm

2 stops31h 28m

Monrovia Roberts Intl

Tue 8/25

11:05 am-6:16 pm

3 stops38h 11m

$1,744

SeattleMonrovia

SEA - ROB

SEAROB

Seattle/Tacoma Intl

Tue 9/8

3:56 pm-5:50 pm

3 stops42h 54m

Monrovia Roberts Intl

Tue 4/6

11:05 am-5:51 pm

3 stops37h 46m

$1,835

Quickest round-trip

SeattleMonrovia

SEA - ROB

SEAROB

Seattle/Tacoma Intl

Tue 9/8

8:10 am-7:50 pm

3 stops28h 40m

Monrovia Roberts Intl

Tue 4/6

9:10 pm-4:59 pm

2 stops26h 49m

$1,977

SeattleMonrovia

SEA - ROB

SEAROB

Seattle/Tacoma Intl

Wed 12/16

9:40 pm-5:50 pm

3 stops36h 10m

Monrovia Roberts Intl

Sat 1/2

7:30 am-9:49 am

3 stops34h 19m

$2,015

SeattleMonrovia

SEA - ROB

SEAROB

Seattle/Tacoma Intl

Tue 8/18

7:05 am-5:50 pm

3 stops27h 45m

Monrovia Roberts Intl

Tue 8/25

11:05 am-3:41 pm

3 stops35h 36m

$2,046

SeattleMonrovia

SEA - ROB

SEAROB

Seattle/Tacoma Intl

Wed 12/16

9:40 pm-5:50 pm

3 stops36h 10m

Monrovia Roberts Intl

Sat 1/2

7:30 am-8:26 pm

2 stops44h 56m

$2,053

SeattleMonrovia

SEA - ROB

SEAROB

Seattle/Tacoma Intl

Tue 9/8

7:15 pm-4:35 am

2 stops50h 20m

Monrovia Roberts Intl

Tue 4/6

11:05 am-5:15 pm

2 stops37h 10m

$2,383

SeattleMonrovia

SEA - ROB

SEAROB

Seattle/Tacoma Intl

Tue 8/18

10:13 pm-4:35 am

2 stops47h 22m

Monrovia Roberts Intl

Tue 8/25

11:25 am-1:25 pm

2 stops33h 00m

$2,630

SeattleMonrovia

SEA - ROB

SEAROB

Seattle/Tacoma Intl

Wed 12/16

8:05 am-4:35 am

2 stops36h 30m

Monrovia Roberts Intl

Sat 1/2

11:25 am-12:35 pm

2 stops57h 10m

$3,711

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

Fastest flight time	27h 45m
Direct flights	None

The fastest flight from Seattle to Monrovia takes 27h 45m

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 27h 45m, 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 July 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 7.2 420 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.

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Cheap flights from Seattle to Monrovia from $1,744

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 8/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

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Filter for what you want

Trusted and free

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Price Alerts

Price Alerts

Ethiopian Air flights from Seattle to Monrovia

Our best Ethiopian Air deals on Seattle to Monrovia flight tickets

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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

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

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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