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San Clemente

$111+ Cheap flights from Boston (BOS) to San Clemente, 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 1/16. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — LAX
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to San Clemente are usually found in September or January, booked 61 days in advance, depart on a Wednesday or Thursday and return on a Tuesday

Cheap flight deals from Boston to San Clemente

Cheapest flights from Boston to San Clemente
Explore the most affordable flight options available from Boston to San Clemente. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Priceline deal was found by Cheapflights users on 12/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/226:00 amBOS - LAX
1 stop11h 03mFrontier
Tue 1/201:48 pmLAX - BOS
1 stop8h 15mFrontier
Deal found 12/16$233
This Expedia deal was found by Cheapflights users on 12/17. 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.
Mon 12/226:00 amBOS - LAX
1 stop11h 03mMultiple Airlines
Thu 12/251:42 pmLAX - BOS
Nonstop5h 27mMultiple Airlines
Deal found 12/17$235
This Expedia deal was found by Cheapflights users on 12/15. 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 12/2312:08 pmBOS - LAX
1 stop32h 55mMultiple Airlines
Thu 12/2510:15 pmLAX - BOS
Nonstop5h 23mMultiple Airlines
Deal found 12/15$240
This Frontier deal was found by Cheapflights users on 12/16. 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.
Mon 12/226:00 amBOS - LAX
1 stop11h 03mFrontier
Thu 1/81:59 pmLAX - BOS
1 stop8h 20mFrontier
Deal found 12/16$253
This Frontier deal was found by Cheapflights users on 12/17. 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.
Mon 12/226:00 amBOS - LAX
1 stop11h 03mFrontier
Wed 1/71:59 pmLAX - BOS
1 stop8h 20mFrontier
Deal found 12/17$254
This Orbitz deal was found by Cheapflights users on 12/15. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2312:08 pmBOS - LAX
1 stop32h 55mFrontier
Thu 12/258:37 amLAX - BOS
1 stop13h 42mFrontier
Deal found 12/15$258
This Priceline deal was found by Cheapflights users on 12/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/226:00 amBOS - LAX
1 stop11h 03mMultiple Airlines
Fri 1/91:59 pmLAX - BOS
Nonstop5h 26mMultiple Airlines
Deal found 12/16$267
This Priceline deal was found by Cheapflights users on 12/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/226:00 amBOS - LAX
1 stop11h 03mFrontier
Fri 1/91:59 pmLAX - BOS
1 stop8h 20mFrontier
Deal found 12/16$268
This Priceline deal was found by Cheapflights users on 12/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/226:00 amBOS - LAX
1 stop11h 03mMultiple Airlines
Tue 1/208:38 pmLAX - BOS
Nonstop5h 22mMultiple Airlines
Deal found 12/16$276
This Frontier deal was found by Cheapflights users on 12/16. 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.
Mon 12/226:00 amBOS - LAX
1 stop11h 03mFrontier
Thu 12/258:37 amLAX - BOS
1 stop13h 42mFrontier
Deal found 12/16$278
This Expedia deal was found by Cheapflights users on 12/15. 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.
Thu 12/185:45 amBOS - LAX
1 stop16h 34mMultiple Airlines
Thu 12/253:10 pmLAX - BOS
Nonstop5h 23mMultiple Airlines
Deal found 12/15$287

Find flight deals from Boston to San Clemente

Keep the following information in mind while searching for Boston to San Clemente flight deals. Data was last updated December 18, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$180
(JetBlue)

One-way from

$111
(Spirit)

Popular in

December

Cheapest in

September

Average price

$437
Provider with most accurate pricing for Boston Logan Intl-Los Angeles flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Los Angeles flights.
Search Deals
From Boston Logan Intl to San Clemente
Search Deals
One-way flight from Boston Logan Intl to San Clemente
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($8 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to San Clemente 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 December 18, 2025.
Use the filters below to find and compare flights from Boston to San Clemente that are best for you.

Fly from

Boston

Fly to

San Clemente

Route

Depart

Return

Price

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Mon 1/26

6:00 am-9:34 am

Nonstop6h 34m

Los Angeles

Tue 1/27

8:38 pm-5:00 am

Nonstop5h 22m

$193

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Wed 2/11

5:30 am-4:50 pm

1 stop14h 20m

Los Angeles

Thu 2/19

11:15 pm-9:25 am

1 stop7h 10m

$198

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Tue 2/10

8:20 pm-11:56 pm

Nonstop6h 36m

Los Angeles

Mon 2/16

8:40 pm-5:00 am

Nonstop5h 20m

$198

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Thu 1/8

5:30 pm-11:25 pm

1 stop8h 55m

Los Angeles

Thu 1/15

11:15 pm-12:55 pm

1 stop10h 40m

$204

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Wed 2/11

5:30 am-4:50 pm

1 stop14h 20m

Los Angeles

Wed 2/18

6:30 am-4:50 pm

1 stop7h 20m

$207

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Mon 2/2

8:25 am-12:03 pm

Nonstop6h 38m

Los Angeles

Mon 2/23

11:00 pm-10:45 am

1 stop8h 45m

$208

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Thu 1/8

5:45 am-11:25 am

1 stop8h 40m

Los Angeles

Sat 1/10

12:30 am-10:52 am

1 stop7h 22m

$213

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Fri 1/9

5:30 pm-11:25 pm

1 stop8h 55m

Los Angeles

Mon 1/12

6:05 am-10:05 pm

1 stop13h 00m

$213

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Tue 1/20

5:15 am-11:25 am

1 stop9h 10m

Los Angeles

Mon 1/26

8:38 pm-5:00 am

Nonstop5h 22m

$221

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Tue 1/20

5:15 am-12:49 pm

1 stop10h 34m

Los Angeles

Tue 1/27

1:59 pm-10:25 pm

Nonstop5h 26m

$221

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 24 results
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Best time to book a flight from Boston to San Clemente

Have a flexible travel schedule? Discover the best time to fly to San Clemente 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 San Clemente

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

Use this chart to determine the optimal time to book a round-trip flight from Boston to San Clemente. Price data was last updated on December 12, 2025.

The price you pay for your flight from Boston to San Clemente may vary depending on when you book. For the best chance of a lower fare, look to book 61 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, August is the cheapest month in which you can book a flight from Boston to San Clemente (average of $115). Flying from Boston to San Clemente in December is currently the most expensive (average of $179). 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 CL3?

Find hourly flight availability from Boston to San Clemente. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

It’s typically best to fly out from Boston to San Clemente in the evening. Doing so could potentially save you 30% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from Boston to San Clemente?

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

Travelers seeking maximum savings on their Boston to San Clemente flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing San Clemente

Get insights into the airlines that provide service to San Clemente. 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 San Clemente. Reviews last updated December 18, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Boston to San Clemente. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,008 reviews

Boarding

8.1

Comfort

7.9

Food

7.3

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
7.9
Good
8,008 reviews
Delta
7.9
Good
8,008 reviews

Boarding

8.1

Comfort

7.9

Food

7.3

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
9,092 reviews
Delta
7.9
Good
8,008 reviews

Boarding

8.1

Comfort

7.9

Food

7.3

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
11,054 reviews
Delta
7.9
Good
8,008 reviews

Boarding

8.1

Comfort

7.9

Food

7.3

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
JetBlue
7.2
Good
2,895 reviews
Delta
7.9
Good
8,008 reviews

Boarding

8.1

Comfort

7.9

Food

7.3

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Spirit Airlines
6.3
Okay
8,189 reviews
Delta
7.9
Good
8,008 reviews

Boarding

8.1

Comfort

7.9

Food

7.3

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Boston to San Clemente. 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 San Clemente?

    Located just 2.6 mi from the city center, Boston Logan Intl is the airport most travelers will use when flying to San Clemente from Boston. Booking flights from Logan Intl (BOS) to San Clemente should be relatively easy as there are 22 daily outbound flights to San Clemente from 11 different airlines.

  • How popular is this Boston to San Clemente flight route?

    Within the past month, 104 users have taken a look at flights from Boston Logan Intl to San Clemente.

  • How long is the flight from Boston to San Clemente?

    A quick flight from Boston to San Clemente can take about 6h 34m. JetBlue provides one of the quickest options available for as low as $193. There are 2603 mi between Boston and San Clemente. This flight may include one or multiple stops.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $73. Spirit Airlines flights start at $79 while deals on Breeze Airways start at $99 one-way.

  • What are the most reliable airlines from Boston to San Clemente?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Boston to San Clemente on time: Air China (94%), China Southern (88%), China Eastern (87%).

  • What are the cheapest flights from Boston to San Clemente?

    While on average a flight from Boston to San Clemente is generally $1,154, our data shows the cheapest flight currently is $95. When looking at the most popular route, (Boston Logan Intl - Los Angeles), you can expect to pay $167 for that flight.

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

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

  • How can I find direct flights from Boston to San Clemente?

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

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

    Yes. Cheapflights offers flight deals from Boston to San Clemente 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 San Clemente?

    Currently, August is the cheapest month in which you can book a flight from Boston to San Clemente (average of $115). Flying from Boston to San Clemente in December is currently the most expensive (average of $179). 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.

See more FAQs

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Top 10 airlines flying from Boston to San Clemente

Discover the top 10 airlines that operate flights from Boston to San Clemente. 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Breeze AirwaysCheapest$88Average$172FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$91Average$196FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$105Average$265FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$108Average$402FlexibilityNo cancel feeOn-time62%
DeltaCheapest$129Average$399FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$138Average$354FlexibilityNo cancel feeOn-time85%
Sun Country AirCheapest$187Average$413FlexibilityNo cancel feeOn-time83%
United AirlinesCheapest$205Average$407FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$206Average$405FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$206Average$457FlexibilityNo cancel feeOn-time63%

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