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Monrovia

$119+ Cheap flights from Boston (BOS) 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 8/17. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — LAX
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to Monrovia are usually found in September or January, booked 61 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

Cheap flight deals from Boston to Monrovia

Keep the following information in mind while searching for Boston to Monrovia flight deals. Data was last updated June 12, 2025.

Round-trip from

$194
(Expedia)

One-way from

$119
(Mytrip)

Popular in

December

Cheapest in

September

Average price

$433
From Boston Logan Intl to Monrovia
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One-way flight from Boston Logan Intl to Monrovia
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Highest demand for flights based on searches. 3% potential increase in price ($12 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Boston to Monrovia

Cheapest flights from Boston to Monrovia
Explore the most affordable flight options available from Boston to Monrovia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 6/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/246:00 amBOS - LAX
1 stop13h 09mSpirit Airlines
Mon 10/2712:59 pmLAX - BOS
1 stop7h 30mSpirit Airlines
Deal found 6/10$193
This Southwest deal was found by Cheapflights users on 6/11. 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.
Mon 6/305:15 pmBOS - LAX
1 stop10h 45mSouthwest
Fri 7/412:35 pmLAX - BOS
1 stop7h 10mSouthwest
Deal found 6/11$199
This JetBlue deal was found by Cheapflights users on 6/11. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/210:50 amBOS - LAX
Nonstop6h 20mJetBlue
Mon 7/78:25 pmLAX - BOS
Nonstop5h 35mJetBlue
Deal found 6/11$206
This Mytrip deal was found by Cheapflights users on 6/11. 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.
Sun 7/1311:31 amBOS - LAX
2 stops35h 25mMultiple Airlines
Wed 7/169:41 pmLAX - BOS
1 stop7h 56mMultiple Airlines
Deal found 6/11$244
This American Airlines deal was found by Cheapflights users on 6/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2012:05 pmBOS - LAX
Nonstop6h 06mAmerican Airlines
Sat 8/2310:00 amLAX - BOS
1 stop7h 53mAmerican Airlines
Deal found 6/12$268
This Delta deal was found by Cheapflights users on 6/10. 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 7/108:35 pmBOS - LAX
Nonstop6h 17mDelta
Wed 7/169:04 pmLAX - BOS
Nonstop5h 31mDelta
Deal found 6/10$272
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Mon 6/306:25 pmBOS - LAX
Nonstop6h 22mUnited Airlines
Wed 8/610:55 pmLAX - BOS
Nonstop5h 38mUnited Airlines
Deal found 6/9$285
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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.
Fri 8/297:20 amBOS - LAX
1 stop12h 47mAlaska Airlines
Sun 8/314:48 pmLAX - BOS
1 stop10h 12mAlaska Airlines
Deal found 6/10$296

Cheapflights Fare Finder

Customize your flight search to find flights from Boston 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 June 12, 2025.
Use the filters below to find and compare flights from Boston to Monrovia that are best for you.

Fly from

Boston

Fly to

Monrovia

Route

Depart

Return

Price

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Fri 10/24

6:00 am-4:09 pm

1 stop13h 09m

Los Angeles

Mon 10/27

12:59 pm-11:29 pm

1 stop7h 30m

$193

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Mon 6/30

5:15 pm-1:00 am

1 stop10h 45m

Los Angeles

Fri 7/4

12:35 pm-10:45 pm

1 stop7h 10m

$199

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Wed 7/2

10:50 am-2:10 pm

Nonstop6h 20m

Los Angeles

Mon 7/7

8:25 pm-5:00 am

Nonstop5h 35m

$206

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Sun 7/13

11:31 am-7:56 pm

2 stops35h 25m

Los Angeles

Wed 7/16

10:10 pm-11:31 am

1 stop10h 21m

$244

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Wed 8/20

12:05 pm-3:11 pm

Nonstop6h 06m

Los Angeles

Mon 8/25

8:51 am-7:56 pm

1 stop8h 05m

$268

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Thu 7/10

8:35 pm-11:52 pm

Nonstop6h 17m

Los Angeles

Wed 7/16

9:04 pm-5:35 am

Nonstop5h 31m

$272

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Wed 7/9

7:35 am-10:47 am

Nonstop6h 12m

Los Angeles

Thu 7/10

6:15 am-5:26 pm

1 stop8h 11m

$278

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Sat 8/30

8:23 pm-7:29 am

1 stop14h 06m

Los Angeles

Tue 9/2

12:00 pm-12:23 am

1 stop9h 23m

$334

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Sun 8/17

11:34 am-9:07 am

1 stop24h 33m

$119

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Tue 8/19

11:00 am-5:03 pm

1 stop9h 03m

$124

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 19 results
1
2

Best time to book a flight from Boston to Monrovia

Have a flexible travel schedule? Discover the best time to fly to Monrovia from Boston with our price prediction graph.
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 Boston to Monrovia

How far ahead should I book a flight from Boston to Monrovia?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Monrovia. Price data was last updated on June 9, 2025.

The best time to book flights from Boston to Monrovia is 61 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Boston to Monrovia?

Currently, January is the cheapest month in which you can book a flight from Boston to Monrovia (average of $246). Flying from Boston to Monrovia in March is currently the most expensive (average of $327). 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 BOS to MR9?

Find hourly flight availability from Boston 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 June 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Boston to Monrovia as you normally would.

What is the cheapest day to fly from Boston to Monrovia?

Use this chart to determine the cheapest time to fly round-trip from Boston to Monrovia. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Boston to Monrovia flight should consider departing on Tuesday evenings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Boston to Monrovia

Explore weekly flight availability from Boston 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 June 12, 2025.

The most flights from BOS to MR9 are scheduled on a Wednesday (59 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (20 on average).

Rainfall in Monrovia by month

Plan your trip to Monrovia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Monrovia ranges from 0.0 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. July is typically the driest time to visit Monrovia when rainfall is around 0.0 in.

Temperature in Monrovia by month

Plan your trip to Monrovia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Monrovia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

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 June 12, 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Boston 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Boston to Monrovia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Boston to Monrovia?

    Boston Logan Intl (BOS), located 2.6 mi from the city center, is the airport you fly out of when you book flights from Boston to Monrovia. 10 airlines have flights from Logan Intl to Monrovia on a regular basis. Booking flights from Boston Logan Intl to Monrovia should not be difficult; the airport handles an average of 40 outbound flights to Monrovia per day.

  • How popular is this Boston to Monrovia flight route?

    The Boston Logan Intl to Monrovia flight path was viewed by 98 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from Boston to Monrovia one-way?

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $119. Users have also found prices from $124 and $127 on United Airlines and Southwest, respectively.

  • What are the most reliable airlines from Boston to Monrovia?

    Before booking your flight to Monrovia from Boston, check out the most reliable airlines to get you to your destination on time: Japan Airlines (90%), United Airlines (90%), TAP AIR PORTUGAL( 90%).

  • What are the cheapest flights from Boston to Monrovia?

    Looking at all options, your cheapest flight can be booked for $105. While the most popular route (Boston Logan Intl - Los Angeles) can be booked for $190 on average our data indicates $1,326 when flying from Boston to Monrovia.

  • Can I find deals for flights from Boston to Monrovia that include hotel bookings?

    Yes. In addition to deals on Boston to Monrovia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to Monrovia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Monrovia.

  • Can I find deals for business class flights from Boston to Monrovia?

    Yes. Cheapflights offers flight deals from Boston to Monrovia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Boston to Monrovia?

    Currently, January is the cheapest month in which you can book a flight from Boston to Monrovia (average of $246). Flying from Boston to Monrovia in March is currently the most expensive (average of $327). 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.

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Alternative routes for Boston to Monrovia

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Top 10 airlines flying from Boston to Monrovia

Discover the top 10 airlines that operate flights from Boston 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$71Average$164FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$105Average$239FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$108Average$346FlexibilityNo cancel feeOn-time62%
Breeze AirwaysCheapest$124Average$272FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$169Average$438FlexibilityNo cancel feeOn-timeN/A
Sun Country AirCheapest$180Average$397FlexibilityNo cancel feeOn-time83%
Alaska AirlinesCheapest$184Average$440FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$200Average$438FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$224Average$420FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$252Average$466FlexibilityNo cancel feeOn-time63%

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