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San Clemente

$101+ 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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — LAX
Mar 24 — Mar 311
Tue 3/24
Tue 3/31
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to San Clemente are usually found in January or September, booked 61 days in advance, depart on a Thursday or Wednesday 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 February 22, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 2/20. 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 5/19:36 pm
BOS
-
LAX
Nonstop6h 21m
JetBlue
Mon 5/410:00 pm
LAX
-
BOS
Nonstop5h 40m
JetBlue
Deal found 2/20$184
This Cheapflightsfares deal was found by Cheapflights users on 2/19. 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.
Wed 3/256:15 am
BOS
-
LAX
Nonstop6h 33m
JetBlue
Sun 4/59:05 pm
LAX
-
BOS
Nonstop5h 33m
JetBlue
Deal found 2/19$188
This JetBlue deal was found by Cheapflights users on 2/20. 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 3/188:45 pm
BOS
-
LAX
Nonstop6h 35m
JetBlue
Wed 4/810:30 am
LAX
-
BOS
Nonstop5h 36m
JetBlue
Deal found 2/20$189
This Vliegwinkel deal was found by Cheapflights users on 2/21. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/201:59 pm
BOS
-
LAX
Nonstop6h 39m
JetBlue
Sat 3/2810:00 pm
LAX
-
BOS
Nonstop5h 20m
JetBlue
Deal found 2/21$190
This United Airlines deal was found by Cheapflights users on 2/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/25:45 am
BOS
-
LAX
1 stop8h 53m
United Airlines
Mon 5/410:43 pm
LAX
-
BOS
Nonstop5h 41m
United Airlines
Deal found 2/17$195
This United Airlines deal was found by Cheapflights users on 2/20. 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 5/87:21 am
BOS
-
LAX
Nonstop6h 35m
United Airlines
Mon 5/1110:43 pm
LAX
-
BOS
Nonstop5h 41m
United Airlines
Deal found 2/20$199
This Expedia deal was found by Cheapflights users on 2/19. 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.
Wed 4/1512:55 pm
BOS
-
LAX
1 stop11h 50m
Frontier
Wed 4/221:52 pm
LAX
-
BOS
1 stop8h 39m
Frontier
Deal found 2/19$200
This Frontier deal was found by Cheapflights users on 2/18. 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 5/112:35 pm
BOS
-
LAX
1 stop10h 37m
Frontier
Mon 5/410:07 pm
LAX
-
BOS
1 stop10h 58m
Frontier
Deal found 2/18$201
This Cheapflightsfares deal was found by Cheapflights users on 2/21. 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.
Thu 3/121:59 pm
BOS
-
LAX
Nonstop6h 39m
JetBlue
Sun 3/2210:00 pm
LAX
-
BOS
Nonstop5h 20m
JetBlue
Deal found 2/21$203
This Kiwi.com deal was found by Cheapflights users on 2/18. 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 4/156:00 am
BOS
-
LAX
2 stops12h 20m
Frontier
Sat 5/98:54 pm
LAX
-
BOS
1 stop10h 27m
Frontier
Deal found 2/18$204
This Priceline deal was found by Cheapflights users on 2/19. 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.
Tue 4/148:55 pm
BOS
-
LAX
Nonstop6h 27m
Multiple Airlines
Thu 4/169:04 pm
LAX
-
BOS
1 stop10h 17m
Multiple Airlines
Deal found 2/19$205

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 February 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$184
(Cheapflightsfares)

One-way from

$101
(Frontier)

Popular in

April

Cheapest in

January

Average price

$359
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. 4% potential increase in price ($16 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
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 February 22, 2026.
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

Sat 5/9

7:21 am-10:56 am

Nonstop6h 35m

Los Angeles

Sat 5/9

10:43 pm-7:24 am

Nonstop5h 41m

$223

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Tue 4/7

9:15 am-2:59 pm

1 stop8h 44m

Los Angeles

Tue 4/14

10:15 am-6:55 pm

Nonstop5h 40m

$229

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Wed 3/18

8:21 am-12:05 pm

Nonstop6h 44m

Los Angeles

Tue 3/24

10:39 pm-7:04 am

Nonstop5h 25m

$249

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Wed 2/25

6:15 am-9:48 am

Nonstop6h 33m

Los Angeles

Wed 3/4

7:00 am-3:21 pm

Nonstop5h 21m

$257

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Sat 2/28

7:00 am-3:36 pm

1 stop11h 36m

Los Angeles

Tue 3/3

6:00 pm-6:54 am

1 stop9h 54m

$262

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Wed 3/4

8:25 am-12:05 pm

Nonstop6h 40m

Los Angeles

Tue 3/10

12:25 am-12:49 pm

1 stop9h 24m

$263

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Thu 2/26

8:25 am-12:05 pm

Nonstop6h 40m

Los Angeles

Wed 3/4

12:25 am-12:49 pm

1 stop9h 24m

$263

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Tue 5/19

12:55 pm-7:00 pm

1 stop9h 05m

Los Angeles

Mon 6/1

9:50 pm-9:45 am

1 stop8h 55m

$267

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Fri 3/6

11:50 am-8:15 pm

1 stop11h 25m

Los Angeles

Tue 3/17

11:10 am-9:25 pm

1 stop7h 15m

$268

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Tue 3/31

4:05 pm-10:55 pm

1 stop9h 50m

Los Angeles

Wed 4/8

7:30 am-10:20 pm

2 stops11h 50m

$272

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 24 results
1
2
3

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 February 20, 2026.

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 $173). 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 February 22, 2026.

It’s typically best to fly out from Boston to San Clemente in the evening. Doing so could potentially save you 25% on the flight price compared to flying in the afternoon, 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 February 21, 2026.

Travelers seeking maximum savings on their Boston to San Clemente flight should consider departing on Tuesday evenings 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.

Weekly flight availability from Boston to San Clemente

Explore weekly flight availability from Boston to San Clemente. 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 February 22, 2026.

The most flights from BOS to CL3 are scheduled on a Monday (55 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (30 on average).

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 February 22, 2026.
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
8,241 reviews

Entertainment

7.8

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Food

7.2

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
8,241 reviews
Delta
7.9
Good
8,241 reviews

Entertainment

7.8

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Food

7.2

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
9,341 reviews
Delta
7.9
Good
8,241 reviews

Entertainment

7.8

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Food

7.2

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
11,338 reviews
Delta
7.9
Good
8,241 reviews

Entertainment

7.8

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Food

7.2

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
2,898 reviews
Delta
7.9
Good
8,241 reviews

Entertainment

7.8

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Food

7.2

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
8,483 reviews
Delta
7.9
Good
8,241 reviews

Entertainment

7.8

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Food

7.2

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 43 daily outbound flights to San Clemente from 11 different airlines.

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

    Within the past month, 132 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 33m. United Airlines provides one of the quickest options available for as low as $257. 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 $91 while deals on JetBlue 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 (82%), Korean Air (77%), LATAM Airlines (75%).

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

    While on average a flight from Boston to San Clemente is generally $1,068, our data shows the cheapest flight currently is $100. When looking at the most popular route, (Boston Logan Intl - Los Angeles), you can expect to pay $184 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 $173). 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 San Clemente

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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 February 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
Breeze AirwaysCheapest$85Average$130FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$91Average$186FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$93Average$259FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$99Average$370FlexibilityNo cancel feeOn-time62%
DeltaCheapest$128Average$416FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$130Average$319FlexibilityNo cancel feeOn-time85%
Sun Country AirCheapest$180Average$345FlexibilityNo cancel feeOn-time83%
United AirlinesCheapest$183Average$395FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$214Average$428FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$224Average$423FlexibilityNo cancel feeOn-time71%

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