$70+ 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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LAX
May 9 — May 161
Round-trip
1 adult, Economy
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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 May or March, 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 April 9, 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 April 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/7. 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 5/811:06 am
SEA
- LAX
Nonstop2h 57m
Frontier
Mon 5/113:15 pm
LAX
- SEA
Nonstop3h 20m
Frontier
Deal found 4/7![Frontier logo]()
$96
This Frontier deal was found by Cheapflights users on 4/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/311:21 am
SEA
- LAX
Nonstop2h 57m
Frontier
Wed 6/103:25 pm
LAX
- SEA
Nonstop3h 01m
Frontier
Deal found 4/4![Frontier logo]()
$97
This Frontier deal was found by Cheapflights users on 4/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1511:06 am
SEA
- LAX
Nonstop2h 57m
Frontier
Sat 5/162:24 pm
LAX
- SEA
Nonstop3h 13m
Frontier
Deal found 4/6![Frontier logo]()
$98
This Booking.com deal was found by Cheapflights users on 4/4. 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.
Fri 4/2411:07 am
SEA
- LAX
Nonstop2h 52m
Frontier
Sat 4/256:15 am
LAX
- SEA
1 stop27h 12m
Frontier
Deal found 4/4![Frontier logo]()
$99
This Super.com deal was found by Cheapflights users on 4/4. 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 4/2910:57 am
SEA
- LAX
Nonstop2h 48m
Frontier
Tue 5/53:15 pm
LAX
- SEA
Nonstop3h 20m
Frontier
Deal found 4/4![Frontier logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 4/6. 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 5/911:06 am
SEA
- LAX
Nonstop2h 57m
Frontier
Wed 5/133:15 pm
LAX
- SEA
Nonstop3h 20m
Frontier
Deal found 4/6![Frontier logo]()
$101
This Frontier deal was found by Cheapflights users on 4/5. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/411:21 am
SEA
- LAX
Nonstop2h 57m
Frontier
Wed 6/103:25 pm
LAX
- SEA
Nonstop3h 01m
Frontier
Deal found 4/5![Frontier logo]()
$102
This Expedia deal was found by Cheapflights users on 4/5. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/57:50 pm
SEA
- LAX
1 stop13h 05m
Frontier
Thu 5/73:15 pm
LAX
- SEA
Nonstop3h 20m
Frontier
Deal found 4/5![Frontier logo]()
$103
This Booking.com deal was found by Cheapflights users on 4/6. 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.
Fri 5/1511:06 am
SEA
- LAX
Nonstop2h 57m
Frontier
Wed 5/203:15 pm
LAX
- SEA
Nonstop3h 20m
Frontier
Deal found 4/6![Frontier logo]()
$105
This Kiwi.com deal was found by Cheapflights users on 4/6. 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 5/811:06 am
SEA
- LAX
Nonstop2h 57m
Frontier
Tue 5/123:15 pm
LAX
- SEA
Nonstop3h 20m
Frontier
Deal found 4/6![Frontier logo]()
$106
This Kiwi.com deal was found by Cheapflights users on 4/6. 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 5/127:50 pm
SEA
- LAX
1 stop28h 26m
Frontier
Tue 6/93:25 pm
LAX
- SEA
Nonstop3h 01m
Frontier
Deal found 4/6![Frontier logo]()
$107
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 April 9, 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 April 9, 2026.
This Frontier deal was found by Cheapflights users on 4/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/87:50 pm
SEA
- LAX
1 stop13h 05m
Frontier
Tue 5/123:15 pm
LAX
- SEA
Nonstop3h 20m
Frontier
Deal found 4/8![Frontier logo]()
$114
This United Airlines deal was found by Cheapflights users on 4/8. 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.
Wed 5/206:58 pm
SEA
- LAX
Nonstop2h 45m
United Airlines
Sun 5/246:45 pm
LAX
- SEA
1 stop4h 35m
United Airlines
Deal found 4/8![United Airlines logo]()
$177
This Delta deal was found by Cheapflights users on 4/5. 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.
Wed 4/295:59 pm
SEA
- LAX
Nonstop2h 42m
Delta
Tue 5/53:35 pm
LAX
- SEA
Nonstop2h 51m
Delta
Deal found 4/5![Delta logo]()
$177
This Southwest deal was found by Cheapflights users on 4/4. 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 5/26:40 am
SEA
- LAX
2 stops11h 40m
Southwest
Tue 5/54:55 pm
LAX
- SEA
1 stop4h 05m
Southwest
Deal found 4/4![Southwest logo]()
$198
This Alaska Airlines deal was found by Cheapflights users on 4/6. 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.
Sun 5/109:06 pm
SEA
- LAX
Nonstop2h 52m
Alaska Airlines
Wed 5/1311:45 am
LAX
- SEA
Nonstop2h 57m
Alaska Airlines
Deal found 4/6![Alaska Airlines logo]()
$207
This United Airlines deal was found by Cheapflights users on 4/4. 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 5/286:30 am
SEA
- LAX
Nonstop2h 44m
United Airlines
Mon 6/17:06 pm
LAX
- SEA
Nonstop2h 53m
United Airlines
Deal found 4/4![United Airlines logo]()
$197
This Delta deal was found by Cheapflights users on 4/4. 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.
Thu 4/307:59 pm
SEA
- LAX
Nonstop2h 47m
Delta
Mon 5/43:35 pm
LAX
- SEA
Nonstop2h 51m
Delta
Deal found 4/4![Delta logo]()
$197
This Southwest deal was found by Cheapflights users on 4/8. 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.
Fri 5/299:40 am
SEA
- LAX
1 stop6h 20m
Southwest
Sun 5/315:05 pm
LAX
- SEA
1 stop8h 05m
Southwest
Deal found 4/8![Southwest logo]()
$202
This Delta deal was found by Cheapflights users on 4/7. 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.
Fri 5/17:35 am
SEA
- LAX
Nonstop2h 50m
Delta
Sun 5/37:00 am
LAX
- SEA
Nonstop2h 53m
Delta
Deal found 4/7![Delta logo]()
$197
This Southwest deal was found by Cheapflights users on 4/4. 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 4/255:45 am
SEA
- LAX
2 stops9h 30m
Southwest
Thu 4/307:50 pm
LAX
- SEA
1 stop5h 05m
Southwest
Deal found 4/4![Southwest logo]()
$208
This Southwest deal was found by Cheapflights users on 4/5. 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 5/96:40 am
SEA
- LAX
2 stops11h 40m
Southwest
Mon 5/117:50 pm
LAX
- SEA
1 stop5h 05m
Southwest
Deal found 4/5![Southwest logo]()
$208
This Southwest deal was found by Cheapflights users on 4/6. 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.
Fri 5/19:40 am
SEA
- LAX
1 stop4h 25m
Southwest
Mon 5/47:50 pm
LAX
- SEA
1 stop5h 05m
Southwest
Deal found 4/6![Southwest logo]()
$212
Last-minute flights from Seattle to MonroviaDiscover last-minute flight deals from Seattle to Monrovia. Data last updated April 9, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Monrovia. Data last updated April 9, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 4/4. 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.
Fri 4/2411:07 am
SEA
- LAX
Nonstop2h 52m
Frontier
Sat 4/256:15 am
LAX
- SEA
1 stop27h 12m
Frontier
Deal found 4/4![Frontier logo]()
$99
This Kiwi.com deal was found by Cheapflights users on 4/5. 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.
Sun 4/2611:12 am
SEA
- LAX
Nonstop2h 52m
Frontier
Wed 5/63:15 pm
LAX
- SEA
Nonstop3h 20m
Frontier
Deal found 4/5![Frontier logo]()
$97
This Super.com deal was found by Cheapflights users on 4/4. 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 4/2910:57 am
SEA
- LAX
Nonstop2h 48m
Frontier
Tue 5/53:15 pm
LAX
- SEA
Nonstop3h 20m
Frontier
Deal found 4/4![Frontier logo]()
$100
This Expedia deal was found by Cheapflights users on 4/5. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/57:50 pm
SEA
- LAX
1 stop13h 05m
Frontier
Thu 5/73:15 pm
LAX
- SEA
Nonstop3h 20m
Frontier
Deal found 4/5![Frontier logo]()
$103
This Frontier deal was found by Cheapflights users on 4/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/711:06 am
SEA
- LAX
Nonstop2h 57m
Frontier
Fri 5/153:15 pm
LAX
- SEA
Nonstop3h 20m
Frontier
Deal found 4/6![Frontier logo]()
$108
This Kiwi.com deal was found by Cheapflights users on 4/7. 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 5/811:06 am
SEA
- LAX
Nonstop2h 57m
Frontier
Mon 5/113:15 pm
LAX
- SEA
Nonstop3h 20m
Frontier
Deal found 4/7![Frontier logo]()
$96
This Kiwi.com deal was found by Cheapflights users on 4/6. 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 5/811:06 am
SEA
- LAX
Nonstop2h 57m
Frontier
Tue 5/123:15 pm
LAX
- SEA
Nonstop3h 20m
Frontier
Deal found 4/6![Frontier logo]()
$106
This Kiwi.com deal was found by Cheapflights users on 4/6. 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 5/911:06 am
SEA
- LAX
Nonstop2h 57m
Frontier
Wed 5/133:15 pm
LAX
- SEA
Nonstop3h 20m
Frontier
Deal found 4/6![Frontier logo]()
$101
This Kiwi.com deal was found by Cheapflights users on 4/6. 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 5/127:50 pm
SEA
- LAX
1 stop28h 26m
Frontier
Tue 6/93:25 pm
LAX
- SEA
Nonstop3h 01m
Frontier
Deal found 4/6![Frontier logo]()
$107
This Frontier deal was found by Cheapflights users on 4/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1511:06 am
SEA
- LAX
Nonstop2h 57m
Frontier
Sat 5/162:24 pm
LAX
- SEA
Nonstop3h 13m
Frontier
Deal found 4/6![Frontier logo]()
$98
This Booking.com deal was found by Cheapflights users on 4/6. 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.
Fri 5/1511:06 am
SEA
- LAX
Nonstop2h 57m
Frontier
Wed 5/203:15 pm
LAX
- SEA
Nonstop3h 20m
Frontier
Deal found 4/6![Frontier logo]()
$105
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 April 9, 2026.
Search for one-way flight options from Seattle to Monrovia. Find affordable one-way fares based on user searches. Data last updated April 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/4. 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 4/287:12 pm
SEA
- LAX
1 stop20h 08m
Frontier
Deal found 4/4![Frontier logo]()
$70
This iWofly deal was found by Cheapflights users on 4/8. 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.
Fri 5/87:50 pm
SEA
- LAX
1 stop28h 26m
Frontier
Deal found 4/8![Frontier logo]()
$74
This Frontier deal was found by Cheapflights users on 4/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/57:50 pm
SEA
- LAX
1 stop13h 05m
Frontier
Deal found 4/6![Frontier logo]()
$76
This Kiwi.com deal was found by Cheapflights users on 4/8. 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.
Wed 5/67:50 pm
SEA
- LAX
1 stop12h 45m
Frontier
Deal found 4/8![Frontier logo]()
$79
This Kiwi.com deal was found by Cheapflights users on 4/4. 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 5/110:06 pm
SEA
- LAX
1 stop18h 09m
Frontier
Deal found 4/4![Frontier logo]()
$81
This Super.com deal was found by Cheapflights users on 4/5. 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 5/1711:06 am
SEA
- LAX
Nonstop2h 57m
Frontier
Deal found 4/5![Frontier logo]()
$83
This CheapOair deal was found by Cheapflights users on 4/6. 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.
Wed 6/2411:03 am
SEA
- LAX
Nonstop2h 58m
Frontier
Deal found 4/6![Frontier logo]()
$84
This Frontier deal was found by Cheapflights users on 4/7. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2110:57 am
SEA
- LAX
Nonstop2h 48m
Frontier
Deal found 4/7![Frontier logo]()
$85
This eDestinos deal was found by Cheapflights users on 4/6. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/410:57 am
SEA
- LAX
Nonstop2h 48m
Frontier
Deal found 4/6![Frontier logo]()
$86
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 April 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $96 (Kiwi.com) |
One-way from | $70 (Kiwi.com) |
Popular in | December |
Cheapest in | May |
Average price | $249 |
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 2,558,603 searches. Data last updated April 9, 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 - LAX
SEALAX
Seattle/Tacoma Intl
Fri 5/8
7:50 pm-8:55 am
1 stop13h 05m
Los Angeles
Tue 5/12
3:15 pm-6:35 pm
Nonstop3h 20m
$114
SeattleLos Angeles
SEA - LAX
SEALAX
Seattle/Tacoma Intl
Wed 5/20
6:58 pm-9:43 pm
Nonstop2h 45m
Los Angeles
Sun 5/24
6:45 pm-11:20 pm
1 stop4h 35m
$177
Quickest round-trip
SeattleLos Angeles
SEA - LAX
SEALAX
Seattle/Tacoma Intl
Wed 4/29
5:59 pm-8:41 pm
Nonstop2h 42m
Los Angeles
Tue 5/5
3:35 pm-6:26 pm
Nonstop2h 51m
$177
SeattleLos Angeles
SEA - LAX
SEALAX
Seattle/Tacoma Intl
Thu 5/28
6:30 am-9:14 am
Nonstop2h 44m
Los Angeles
Mon 6/1
7:06 pm-9:59 pm
Nonstop2h 53m
$197
SeattleLos Angeles
SEA - LAX
SEALAX
Seattle/Tacoma Intl
Thu 4/30
7:59 pm-10:46 pm
Nonstop2h 47m
Los Angeles
Mon 5/4
3:35 pm-6:26 pm
Nonstop2h 51m
$197
SeattleLos Angeles
SEA - LAX
SEALAX
Seattle/Tacoma Intl
Fri 5/1
7:35 am-10:25 am
Nonstop2h 50m
Los Angeles
Sun 5/3
7:00 am-9:53 am
Nonstop2h 53m
$197
SeattleLos Angeles
SEA - LAX
SEALAX
Seattle/Tacoma Intl
Sat 5/2
6:40 am-6:20 pm
2 stops11h 40m
Los Angeles
Tue 5/5
4:55 pm-9:00 pm
1 stop4h 05m
$198
SeattleLos Angeles
SEA - LAX
SEALAX
Seattle/Tacoma Intl
Fri 5/29
9:40 am-4:00 pm
1 stop6h 20m
Los Angeles
Sun 5/31
5:05 pm-1:10 am
1 stop8h 05m
$202
SeattleLos Angeles
SEA - LAX
SEALAX
Seattle/Tacoma Intl
Sun 5/10
9:06 pm-11:58 pm
Nonstop2h 52m
Los Angeles
Wed 5/13
11:45 am-2:42 pm
Nonstop2h 57m
$207
SeattleLos Angeles
SEA - LAX
SEALAX
Seattle/Tacoma Intl
Sat 4/25
5:45 am-3:15 pm
2 stops9h 30m
Los Angeles
Thu 4/30
7:50 pm-12:55 am
1 stop5h 05m
$208
Showing 1-10 of 23 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
How far ahead should I book a flight from Seattle to Monrovia?
Use this chart to determine the optimal time to book a round-trip flight from Seattle to Monrovia. Price data was last updated on April 3, 2026.
Booking 65 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Monrovia. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Seattle to Monrovia?
Currently, June is the cheapest month in which you can book a flight from Seattle to Monrovia (average of $53). Flying from Seattle to Monrovia in July is currently the most expensive (average of $119). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
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 April 9, 2026.
It’s optimal to fly from Seattle to Monrovia in the evening. By choosing this option you can save up to 8% on the cost of your flight, compared to a flight in the morning.
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 April 4, 2026.
Travelers seeking maximum savings on their Seattle to Monrovia flight should consider departing on Tuesday 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.
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 April 9, 2026.
The most flights from SEA to MR9 are scheduled on a Monday (88 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (31 on average).
How much does it cost to fly round-trip from Seattle to Monrovia?
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 April 9, 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
Food
7.0
Overall
7.9
Comfort
7.8
Boarding
8.1
Crew
8.5
Reviews
1 / 20
4.0
OkayAnonymous,Dec 2025
SEA - MSY
Entertainment
7.0
Food
7.0
Overall
7.9
Comfort
7.8
Boarding
8.1
Crew
8.5
Reviews
1 / 20
4.0
OkayAnonymous,Dec 2025
SEA - MSY
Entertainment
7.0
Food
7.0
Overall
7.9
Comfort
7.8
Boarding
8.1
Crew
8.5
Reviews
1 / 20
4.0
OkayAnonymous,Dec 2025
SEA - MSY
Entertainment
7.0
Food
7.0
Overall
7.9
Comfort
7.8
Boarding
8.1
Crew
8.5
Reviews
1 / 20
4.0
OkayAnonymous,Dec 2025
SEA - MSY
Entertainment
7.0
Food
7.0
Overall
7.9
Comfort
7.8
Boarding
8.1
Crew
8.5
Reviews
1 / 20
4.0
OkayAnonymous,Dec 2025
SEA - MSY
Entertainment
7.0
Food
7.0
Overall
7.9
Comfort
7.8
Boarding
8.1
Crew
8.5
Reviews
1 / 20
4.0
OkayAnonymous,Dec 2025
SEA - MSY
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.
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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 April 9, 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 April 9, 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 9 airlines flying from Seattle to Monrovia
Discover the top 9 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 2,558,603 searches. Data last updated April 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$28 | Average$191 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$73 | Average$176 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$98 | Average$275 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$105 | Average$246 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$113 | Average$317 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$113 | Average$248 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$136 | Average$280 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$152 | Average$288 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$181 | Average$323 | FlexibilityNo cancel fee | On-time71% |