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Cheap flights from Seattle to Liberia from $1,358

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 Liberia departing on 3/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
11:59 pm - 6:45 pmSEA-ROB
34h 46m2 stops
United Airlines Logo
10:45 pm - 8:35 pmROB-SEA
28h 50m2 stops
$1,358United Airlines
Find Deal
Wed, Mar 4 - Sun, Mar 8
United Airlines Logo
12:37 pm - 6:45 pmSEA-ROB
46h 08m3 stops
United Airlines Logo
10:45 pm - 8:35 pmROB-SEA
28h 50m2 stops
$1,373United Airlines
Find Deal
Wed, Mar 4 - Sun, Mar 8
United Airlines Logo
12:37 pm - 6:45 pmSEA-ROB
46h 08m3 stops
United Airlines Logo
10:45 pm - 4:14 pmROB-SEA
48h 29m3 stops
$1,388United Airlines
Find Deal
Wed, Mar 4 - Sun, Mar 8
Brussels Airlines Logo
8:00 am - 7:50 pmSEA-ROB
28h 50m3 stops
Brussels Airlines Logo
9:10 pm - 8:10 pmROB-SEA
30h 00m2 stops
$1,468Brussels Airlines
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Tue, Mar 31 - Wed, Apr 29
Multiple Airlines Logo
8:00 am - 7:50 pmSEA-ROB
28h 50m2 stops
Multiple Airlines Logo
9:10 pm - 11:55 amROB-SEA
21h 45m2 stops
$1,516Multiple Airlines
Find Deal
Tue, Mar 31 - Wed, Apr 29
United Airlines Logo
7:00 am - 7:50 pmSEA-ROB
29h 50m3 stops
United Airlines Logo
9:10 pm - 10:18 pmROB-SEA
32h 08m3 stops
$1,534United Airlines
Find Deal
Tue, Mar 31 - Wed, Apr 29
United Airlines Logo
11:59 pm - 6:45 pmSEA-ROB
34h 46m2 stops
United Airlines Logo
10:45 pm - 10:32 pmROB-SEA
30h 47m2 stops
$1,634United Airlines
Find Deal
Wed, Mar 4 - Sun, Mar 8
Ethiopian Air Logo
8:10 am - 5:50 pmSEA-ROB
25h 40m3 stops
Ethiopian Air Logo
7:30 am - 8:54 pmROB-SEA
45h 24m3 stops
$2,761Ethiopian Air
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Sat, Dec 6 - Sat, Dec 13
Ethiopian Air Logo
12:25 am - 2:45 pmSEA-ROB
30h 20m2 stops
Ethiopian Air Logo
11:05 am - 8:57 pmROB-SEA
41h 52m3 stops
$2,908Ethiopian Air
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Thu, Dec 18 - Thu, Jan 1
Multiple Airlines Logo
4:05 pm - 5:50 pmSEA-ROB
41h 45m2 stops
Multiple Airlines Logo
7:30 am - 12:35 pmROB-SEA
37h 05m2 stops
$3,398Multiple Airlines
Find Deal
Tue, Dec 16 - Mon, Jan 12

Ethiopian Air flights from Seattle to Liberia

Our best Ethiopian Air deals on Seattle to Liberia flight tickets
Ethiopian Air
Dec 6
SEA8:10 amSeattle/Tacoma Intl
25h 40m
3 stops
ROB5:50 pmMonrovia Roberts Intl
Dec 13
ROB7:30 amMonrovia Roberts Intl
45h 24m
3 stops
SEA8:54 pmSeattle/Tacoma Intl
$2,761
Find similar
Ethiopian Air
Dec 18
SEA12:25 amSeattle/Tacoma Intl
30h 20m
2 stops
ROB2:45 pmMonrovia Roberts Intl
Jan 1
ROB11:05 amMonrovia Roberts Intl
41h 52m
3 stops
SEA8:57 pmSeattle/Tacoma Intl
$2,908
Find similar
Ethiopian Air
Dec 16
SEA11:08 amSeattle/Tacoma Intl
22h 42m
3 stops
ROB5:50 pmMonrovia Roberts Intl
Jan 12
ROB11:05 amMonrovia Roberts Intl
41h 52m
3 stops
SEA8:57 pmSeattle/Tacoma Intl
$2,930
Find similar

United Airlines flights from Seattle to Liberia

Our best United Airlines deals on Seattle to Liberia flight tickets
United Airlines
Mar 4
SEA11:59 pmSeattle/Tacoma Intl
34h 46m
2 stops
ROB6:45 pmMonrovia Roberts Intl
Mar 8
ROB10:45 pmMonrovia Roberts Intl
28h 50m
2 stops
SEA8:35 pmSeattle/Tacoma Intl
$1,358
Find similar
United Airlines
Mar 4
SEA12:37 pmSeattle/Tacoma Intl
46h 08m
3 stops
ROB6:45 pmMonrovia Roberts Intl
Mar 8
ROB10:45 pmMonrovia Roberts Intl
28h 50m
2 stops
SEA8:35 pmSeattle/Tacoma Intl
$1,373
Find similar
United Airlines
Mar 4
SEA12:37 pmSeattle/Tacoma Intl
46h 08m
3 stops
ROB6:45 pmMonrovia Roberts Intl
Mar 8
ROB10:45 pmMonrovia Roberts Intl
48h 29m
3 stops
SEA4:14 pmSeattle/Tacoma Intl
$1,388
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Liberia 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, momondo users made 832,500 searches. Data last updated October 23, 2025.
Use the filters below to find and compare flights from Seattle to Liberia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

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-8:35 pm

2 stops28h 50m

$1,358

SeattleMonrovia

SEA - ROB

SEAROB

Seattle/Tacoma Intl

Wed 3/4

12:37 pm-6:45 pm

3 stops46h 08m

Monrovia Roberts Intl

Sun 3/8

10:45 pm-8:35 pm

2 stops28h 50m

$1,373

SeattleMonrovia

SEA - ROB

SEAROB

Seattle/Tacoma Intl

Wed 3/4

12:37 pm-6:45 pm

3 stops46h 08m

Monrovia Roberts Intl

Sun 3/8

10:45 pm-4:14 pm

3 stops48h 29m

$1,388

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-8:10 pm

2 stops30h 00m

$1,468

SeattleMonrovia

SEA - ROB

SEAROB

Seattle/Tacoma Intl

Tue 3/31

8:00 am-7:50 pm

2 stops28h 50m

Monrovia Roberts Intl

Wed 4/29

9:10 pm-11:55 am

2 stops21h 45m

$1,516

SeattleMonrovia

SEA - ROB

SEAROB

Seattle/Tacoma Intl

Tue 3/31

7:00 am-7:50 pm

3 stops29h 50m

Monrovia Roberts Intl

Wed 4/29

9:10 pm-10:18 pm

3 stops32h 08m

$1,534

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

$1,634

SeattleMonrovia

SEA - ROB

SEAROB

Seattle/Tacoma Intl

Sat 12/6

8:10 am-5:50 pm

3 stops25h 40m

Monrovia Roberts Intl

Sat 12/13

7:30 am-8:54 pm

3 stops45h 24m

$2,761

SeattleMonrovia

SEA - ROB

SEAROB

Seattle/Tacoma Intl

Thu 12/18

12:25 am-2:45 pm

2 stops30h 20m

Monrovia Roberts Intl

Thu 1/1

11:05 am-8:57 pm

3 stops41h 52m

$2,908

SeattleMonrovia

SEA - ROB

SEAROB

Seattle/Tacoma Intl

Tue 12/16

4:05 pm-5:50 pm

2 stops41h 45m

Monrovia Roberts Intl

Mon 1/12

7:30 am-12:35 pm

2 stops37h 05m

$3,398

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Seattle to Liberia flight deals and tips

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

Direct flights

None
There are no direct flights from Seattle to Liberia. There are no popular flight routes from Seattle to Liberia.
Search flight deals

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

    Prices for flights from Seattle/Tacoma Intl Airport to Liberia are refreshed on a daily basis.

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Liberia?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Liberia.

  • What documentation or ID do you need to fly to Liberia?

    The travel and health documents you'll need for your trip to Liberia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Liberia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

    Confirm your travel details to search for the latest offers for flights from Seattle to Liberia. 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 Liberia with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Why use momondo?

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

It is quick and easy to find Seattle to Liberia flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Liberia that suits you.

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

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

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

momondo provides multiple filters to help you find the best flight to Liberia from Seattle. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to Liberia, momondo offers a useful price alert feature which will track prices for flights to Liberia from Seattle and alert you when they change.

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