$73+ Cheap flights from Seattle (SEA) to Monrovia, CA, CA
This is the cheapest one-way 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.
SEA — LAX
Oct 2 — Oct 91
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Seattle to Monrovia with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Monrovia are usually found in March or May, booked 65 days in advance, depart on a Thursday or Friday and return on a Thursday
Cheap flight deals from Seattle to Monrovia
Cheapest
Best
Last-minute
One-way
Cheapest flights from Seattle to MonroviaExplore the most affordable flight options available from Seattle to Monrovia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 2, 2026.
Explore the most affordable flight options available from Seattle to Monrovia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 2, 2026.
This Trip.com deal was found by Cheapflights users on 9/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/88:09 pm -
Nonstop2h 50m
Mon 11/93:41 pm -
Nonstop3h 13m
Deal found 9/2![Frontier logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 9/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:15 pm -
Nonstop2h 49m
Tue 10/273:41 pm -
Nonstop3h 13m
Deal found 9/1![Frontier logo]()
$124
This Super.com deal was found by Cheapflights users on 9/1. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:15 pm -
Nonstop2h 49m
Fri 10/23:35 pm -
Nonstop3h 01m
Deal found 9/1![Frontier logo]()
$125
This Super.com deal was found by Cheapflights users on 8/29. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:25 pm -
Nonstop2h 55m
Sat 9/263:35 pm -
Nonstop3h 01m
Deal found 8/29![Frontier logo]()
$126
This Mytrip deal was found by Cheapflights users on 9/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:15 pm -
Nonstop2h 49m
Mon 9/283:35 pm -
Nonstop3h 01m
Deal found 9/1![Frontier logo]()
$127
This CheapOair deal was found by Cheapflights users on 8/31. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:15 pm -
Nonstop2h 49m
Sat 9/263:35 pm -
Nonstop3h 01m
Deal found 8/31![Frontier logo]()
$129
This Justfly.com deal was found by Cheapflights users on 8/31. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/118:09 pm -
Nonstop2h 50m
Sun 11/153:41 pm -
Nonstop3h 13m
Deal found 8/31![Frontier logo]()
$130
This CheapOair deal was found by Cheapflights users on 8/31. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:15 pm -
Nonstop2h 49m
Sat 9/263:35 pm -
Nonstop3h 01m
Deal found 8/31![Frontier logo]()
$131
This Booking.com deal was found by Cheapflights users on 9/2. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/38:15 pm -
Nonstop2h 49m
Mon 10/52:50 pm -
1 stop18h 52m
Deal found 9/2![Frontier logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 8/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:15 pm -
Nonstop2h 49m
Wed 9/305:20 pm -
1 stop16h 22m
Deal found 8/28![Frontier logo]()
$133
This Kiwi.com deal was found by Cheapflights users on 9/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/138:00 pm -
Nonstop2h 46m
Tue 10/2710:05 am -
1 stop24h 54m
Deal found 9/1![Frontier logo]()
$134
Best flights from Seattle to MonroviaDiscover carefully curated flight deals from Seattle to Monrovia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 2, 2026.
Discover carefully curated flight deals from Seattle to Monrovia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 2, 2026.
This Alaska Airlines deal was found by Cheapflights users on 8/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:39 am -
1 stop5h 14m
Sat 10/173:37 pm -
1 stop4h 19m
Deal found 8/28![Alaska Airlines logo]()
$223
This United Airlines deal was found by Cheapflights users on 8/28. 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.
Sat 12/126:15 am -
Nonstop2h 45m
Wed 12/169:41 am -
1 stop6h 38m
Deal found 8/28![United Airlines logo]()
$253
This Southwest deal was found by Cheapflights users on 8/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/42:05 pm -
2 stops6h 55m
Fri 11/139:40 am -
1 stop4h 15m
Deal found 8/29![Southwest logo]()
$263
This Alaska Airlines deal was found by Cheapflights users on 8/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:39 am -
1 stop5h 14m
Wed 11/47:00 am -
1 stop5h 56m
Deal found 8/28![Alaska Airlines logo]()
$223
This Alaska Airlines deal was found by Cheapflights users on 8/31. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/711:43 am -
1 stop6h 32m
Mon 11/93:58 pm -
1 stop7h 15m
Deal found 8/31![Alaska Airlines logo]()
$223
This United Airlines deal was found by Cheapflights users on 8/30. 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.
Fri 10/27:25 pm -
1 stop5h 01m
Sun 10/47:10 pm -
Nonstop2h 49m
Deal found 8/30![United Airlines logo]()
$257
This Southwest deal was found by Cheapflights users on 9/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/179:45 am -
2 stops7h 55m
Sun 10/185:35 am -
1 stop5h 20m
Deal found 9/1![Southwest logo]()
$267
This Alaska Airlines deal was found by Cheapflights users on 8/31. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/171:55 pm -
1 stop4h 29m
Tue 10/209:12 am -
1 stop6h 52m
Deal found 8/31![Alaska Airlines logo]()
$223
This United Airlines deal was found by Cheapflights users on 9/1. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:20 pm -
1 stop7h 11m
Sun 9/277:10 pm -
Nonstop2h 49m
Deal found 9/1![United Airlines logo]()
$257
This United Airlines deal was found by Cheapflights users on 8/29. 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.
Thu 10/13:25 pm -
1 stop7h 42m
Sun 10/47:10 pm -
Nonstop2h 49m
Deal found 8/29![United Airlines logo]()
$257
This Alaska Airlines deal was found by Cheapflights users on 8/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:18 am -
1 stop6h 35m
Mon 9/215:00 pm -
1 stop6h 10m
Deal found 8/28![Alaska Airlines logo]()
$272
Last-minute flights from Seattle to MonroviaDiscover last-minute flight deals from Seattle to Monrovia. Data last updated September 2, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Monrovia. Data last updated September 2, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/198:15 pm -
Nonstop2h 49m
Thu 9/243:35 pm -
Nonstop3h 01m
Deal found 8/28![Frontier logo]()
$130
This Kiwi.com deal was found by Cheapflights users on 9/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:15 pm -
Nonstop2h 49m
Tue 10/273:41 pm -
Nonstop3h 13m
Deal found 9/1![Frontier logo]()
$124
This CheapOair deal was found by Cheapflights users on 8/31. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:15 pm -
Nonstop2h 49m
Sat 9/263:35 pm -
Nonstop3h 01m
Deal found 8/31![Frontier logo]()
$131
This Super.com deal was found by Cheapflights users on 9/1. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:15 pm -
Nonstop2h 49m
Fri 10/23:35 pm -
Nonstop3h 01m
Deal found 9/1![Frontier logo]()
$125
This Mytrip deal was found by Cheapflights users on 9/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:15 pm -
Nonstop2h 49m
Mon 9/283:35 pm -
Nonstop3h 01m
Deal found 9/1![Frontier logo]()
$127
This CheapOair deal was found by Cheapflights users on 8/31. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:15 pm -
Nonstop2h 49m
Sat 9/263:35 pm -
Nonstop3h 01m
Deal found 8/31![Frontier logo]()
$129
This Super.com deal was found by Cheapflights users on 8/29. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:25 pm -
Nonstop2h 55m
Sat 9/263:35 pm -
Nonstop3h 01m
Deal found 8/29![Frontier logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 8/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:15 pm -
Nonstop2h 49m
Wed 9/305:20 pm -
1 stop16h 22m
Deal found 8/28![Frontier logo]()
$133
This Gotogate deal was found by Cheapflights users on 9/2. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/38:15 pm -
Nonstop2h 49m
Mon 10/510:04 pm -
1 stop11h 38m
Deal found 9/2![Frontier logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 9/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/138:00 pm -
Nonstop2h 46m
Tue 10/2710:05 am -
1 stop24h 54m
Deal found 9/1![Frontier logo]()
$134
One-way flights from Seattle to MonroviaSearch for one-way flight options from Seattle to Monrovia. Find affordable one-way fares based on user searches. Data last updated September 2, 2026.
Search for one-way flight options from Seattle to Monrovia. Find affordable one-way fares based on user searches. Data last updated September 2, 2026.
This Trip.com deal was found by Cheapflights users on 9/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/128:00 pm -
Nonstop2h 46m
Deal found 9/2![Frontier logo]()
$73
This Trip.com deal was found by Cheapflights users on 8/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/101:55 pm -
1 stop7h 06m
Deal found 8/29![Multiple Airlines logo]()
$77
This Kiwi.com deal was found by Cheapflights users on 8/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/308:09 pm -
Nonstop2h 50m
Deal found 8/30![Frontier logo]()
$79
This Kiwi.com deal was found by Cheapflights users on 8/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/258:15 pm -
Nonstop2h 49m
Deal found 8/29![Frontier logo]()
$80
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/28:15 pm -
Nonstop2h 49m
Deal found 9/2![Frontier logo]()
$82
This WAYA deal was found by Cheapflights users on 8/31. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/33:48 pm -
1 stop5h 05m
Deal found 8/31![Multiple Airlines logo]()
$86
This WAYA deal was found by Cheapflights users on 9/1. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/133:44 pm -
1 stop5h 17m
Deal found 9/1![Multiple Airlines logo]()
$87
This WAYA deal was found by Cheapflights users on 8/29. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/143:44 pm -
1 stop5h 17m
Deal found 8/29![Multiple Airlines logo]()
$88
This WAYA deal was found by Cheapflights users on 9/1. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:18 am -
1 stop6h 25m
Deal found 9/1![Multiple Airlines logo]()
$91
This Super.com deal was found by Cheapflights users on 8/30. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/198:15 pm -
Nonstop2h 49m
Deal found 8/30![Frontier logo]()
$92
This Super.com deal was found by Cheapflights users on 8/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/208:15 pm -
Nonstop2h 49m
Deal found 8/28![Frontier logo]()
$93
This iWofly deal was found by Cheapflights users on 8/29. 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 iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/278:15 pm -
Nonstop2h 49m
Deal found 8/29![Frontier logo]()
$94
Find flight deals from Seattle to Monrovia
Keep the following information in mind while searching for Seattle to Monrovia flight deals. Data was last updated September 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $123 (Trip.com) |
One-way from | $73 (Trip.com) |
Popular in | July |
Cheapest in | March |
Average price | $255 |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle 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 7,457,451 searches. Data last updated September 2, 2026.
Use the filters below to find and compare flights from Seattle to Monrovia that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleLos Angeles
SEA Seattle/Tacoma Intl - LAX Los Angeles
SEALAX
Seattle/Tacoma Intl
Wed 10/14
6:39 am-11:53 am
1 stop5h 14m
Los Angeles
Sat 10/17
3:37 pm-7:56 pm
1 stop4h 19m
$223
SeattleLos Angeles
SEA Seattle/Tacoma Intl - LAX Los Angeles
SEALAX
Seattle/Tacoma Intl
Thu 10/29
6:39 am-11:53 am
1 stop5h 14m
Los Angeles
Wed 11/4
7:00 am-12:56 pm
1 stop5h 56m
$223
SeattleLos Angeles
SEA Seattle/Tacoma Intl - LAX Los Angeles
SEALAX
Seattle/Tacoma Intl
Sat 11/7
11:43 am-6:15 pm
1 stop6h 32m
Los Angeles
Mon 11/9
3:58 pm-11:13 pm
1 stop7h 15m
$223
SeattleLos Angeles
SEA Seattle/Tacoma Intl - LAX Los Angeles
SEALAX
Seattle/Tacoma Intl
Sat 10/17
1:55 pm-6:24 pm
1 stop4h 29m
Los Angeles
Tue 10/20
9:12 am-4:04 pm
1 stop6h 52m
$223
SeattleLos Angeles
SEA Seattle/Tacoma Intl - LAX Los Angeles
SEALAX
Seattle/Tacoma Intl
Sat 12/12
6:15 am-9:00 am
Nonstop2h 45m
Los Angeles
Wed 12/16
9:41 am-4:19 pm
1 stop6h 38m
$253
Quickest round-trip
SeattleLos Angeles
SEA Seattle/Tacoma Intl - LAX Los Angeles
SEALAX
Seattle/Tacoma Intl
Fri 10/2
7:25 pm-12:26 am
1 stop5h 01m
Los Angeles
Sun 10/4
7:10 pm-9:59 pm
Nonstop2h 49m
$257
SeattleLos Angeles
SEA Seattle/Tacoma Intl - LAX Los Angeles
SEALAX
Seattle/Tacoma Intl
Tue 9/22
5:20 pm-12:31 am
1 stop7h 11m
Los Angeles
Sun 9/27
7:10 pm-9:59 pm
Nonstop2h 49m
$257
SeattleLos Angeles
SEA Seattle/Tacoma Intl - LAX Los Angeles
SEALAX
Seattle/Tacoma Intl
Thu 10/1
3:25 pm-11:07 pm
1 stop7h 42m
Los Angeles
Sun 10/4
7:10 pm-9:59 pm
Nonstop2h 49m
$257
SeattleLos Angeles
SEA Seattle/Tacoma Intl - LAX Los Angeles
SEALAX
Seattle/Tacoma Intl
Wed 11/4
2:05 pm-9:00 pm
2 stops6h 55m
Los Angeles
Fri 11/13
9:40 am-1:55 pm
1 stop4h 15m
$263
SeattleLos Angeles
SEA Seattle/Tacoma Intl - LAX Los Angeles
SEALAX
Seattle/Tacoma Intl
Sat 10/17
9:45 am-5:40 pm
2 stops7h 55m
Los Angeles
Sun 10/18
5:35 am-10:55 am
1 stop5h 20m
$267
Showing 1-10 of 22 resultsSorted by cheapest first
Best time to book a flight from Seattle to Monrovia
Have a flexible travel schedule? Discover the best time to fly to Monrovia from Seattle with our price prediction graph.
SEA-LAX
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 Seattle to Monrovia
SEA-MR9
SEA-LAX
What is the cheapest time of day to fly from SEA to MR9?
Find hourly flight availability from Seattle to Monrovia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 2, 2026.
It’s optimal to fly from Seattle to Monrovia in the morning. By choosing this option you can save up to 9% on the cost of your flight, compared to a flight at noon.
Weekly flight availability from Seattle to Monrovia
Explore weekly flight availability from Seattle to Monrovia. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 2, 2026.
The most flights from SEA to MR9 are scheduled on a Monday (117 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (24 on average).
How much does it cost to fly round-trip from Seattle to Monrovia?
Airfare is below average for this route at the moment.
Seattle to Monrovia flights typically cost between $186 and $341 in November.The cheapest round-trip price found within the last 5 days was $123 on Frontier (Nov 8-Nov 9).
What is the cheapest day to fly from Seattle to Monrovia?
Use this chart to determine the cheapest time to fly round-trip from Seattle to Monrovia. Price data was last updated on August 29, 2026.
Travelers seeking maximum savings on their Seattle to Monrovia flight should consider departing on Monday afternoons when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Monrovia
Get insights into the airlines that provide service to Monrovia. 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 Monrovia. Reviews last updated September 2, 2026.
See what other customers who have flown with Alaska Airlines,Delta, andUnited Airlines from Seattle to Monrovia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.0
Overall
7.9
Boarding
8.1
Crew
8.5
Food
7.0
Comfort
7.8
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Entertainment
7.0
Overall
7.9
Boarding
8.1
Crew
8.5
Food
7.0
Comfort
7.8
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Entertainment
7.0
Overall
7.9
Boarding
8.1
Crew
8.5
Food
7.0
Comfort
7.8
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Entertainment
7.0
Overall
7.9
Boarding
8.1
Crew
8.5
Food
7.0
Comfort
7.8
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Entertainment
7.0
Overall
7.9
Boarding
8.1
Crew
8.5
Food
7.0
Comfort
7.8
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Entertainment
7.0
Overall
7.9
Boarding
8.1
Crew
8.5
Food
7.0
Comfort
7.8
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Related info for your journey
Find useful and relevant information for your journey from Seattle to Monrovia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Seattle
Popular flights
Top destinations
Alternative routes for Seattle to Monrovia
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Monrovia by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Seattle to Monrovia by cabin class
Find flights from Seattle to Monrovia, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Seattle and Monrovia flights
Browse other Seattle and Monrovia flight options. Last updated on September 2, 2026.
Other flights from Seattle
Browse through other flights departing from Seattle. Flights are based on user searches made on Cheapflights and were last updated on September 2, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Seattle to Monrovia flights
Consider these flights traveling from Seattle to Monrovia.
Top 8 airlines flying from Seattle to Monrovia
Discover the top 8 airlines that operate flights from Seattle to Monrovia. 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 7,457,451 searches. Data last updated September 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$44 | Average$217 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$98 | Average$338 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$109 | Average$278 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$130 | Average$283 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$136 | Average$238 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$139 | Average$304 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$148 | Average$304 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$218 | Average$363 | FlexibilityNo cancel fee | On-time71% |