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San Clemente

$122+ 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 7/24. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — LAX
Jul 6 — Jul 131
Sun 7/6
Sun 7/13
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 Thursday or Wednesday and return on a Tuesday

Cheap 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 July 1, 2025.

Round-trip from

$197
(FlightHub)

One-way from

$122
(FlightHub)

Popular in

December

Cheapest in

September

Average price

$387
From Boston Logan Intl to San Clemente
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One-way flight from Boston Logan Intl to San Clemente
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Highest demand for flights based on searches. 2% potential increase in price ($11 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find 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 July 1, 2025.

This FlightHub deal was found by Cheapflights users on 6/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/216:30 amBOS - LAX
1 stop7h 47mSpirit Airlines
Tue 8/2610:28 amLAX - BOS
1 stop9h 06mSpirit Airlines
Deal found 6/29$197
This JetBlue deal was found by Cheapflights users on 6/30. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/316:00 amBOS - LAX
Nonstop6h 39mJetBlue
Wed 11/510:25 pmLAX - BOS
Nonstop5h 32mJetBlue
Deal found 6/30$208
This United Airlines deal was found by Cheapflights users on 6/29. 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.
Fri 10/318:30 amBOS - LAX
Nonstop6h 35mUnited Airlines
Fri 11/712:25 amLAX - BOS
1 stop7h 09mUnited Airlines
Deal found 6/29$218
This FlightHub deal was found by Cheapflights users on 6/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/811:55 amBOS - LAX
1 stop9h 02mMultiple Airlines
Tue 8/124:36 pmLAX - BOS
1 stop15h 42mMultiple Airlines
Deal found 6/30$222
This Southwest deal was found by Cheapflights users on 6/29. 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.
Tue 8/263:15 pmBOS - LAX
2 stops9h 45mSouthwest
Sun 8/311:35 pmLAX - BOS
1 stop7h 15mSouthwest
Deal found 6/29$233

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 July 1, 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

Thu 8/21

6:30 am-11:17 am

1 stop7h 47m

Los Angeles

Tue 8/26

10:28 am-10:34 pm

1 stop9h 06m

$197

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Fri 10/31

6:00 am-9:39 am

Nonstop6h 39m

Los Angeles

Wed 11/5

10:25 pm-6:57 am

Nonstop5h 32m

$208

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Fri 10/31

8:30 am-12:05 pm

Nonstop6h 35m

Los Angeles

Fri 11/7

12:25 am-10:34 am

1 stop7h 09m

$218

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Fri 8/8

11:55 am-5:57 pm

1 stop9h 02m

Los Angeles

Tue 8/12

4:36 pm-11:18 am

1 stop15h 42m

$222

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Tue 8/26

3:15 pm-10:00 pm

2 stops9h 45m

Los Angeles

Sun 8/31

1:35 pm-11:50 pm

1 stop7h 15m

$233

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Thu 7/24

6:00 am-9:19 pm

1 stop18h 19m

$122

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Fri 8/8

11:55 am-5:57 pm

1 stop9h 02m

$123

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Sat 10/4

6:30 am-4:15 pm

2 stops12h 45m

$134

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Fri 8/29

6:50 am-10:04 am

Nonstop6h 14m

$139

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Tue 7/15

6:00 am-1:00 pm

1 stop10h 00m

$158

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/29

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 June 27, 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, January is the cheapest month in which you can book a flight from Boston to San Clemente (average of $246). Flying from Boston to San Clemente in March is currently the most expensive (average of $326). 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 July 1, 2025.

When flying from Boston to San Clemente, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 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 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 July 1, 2025.

The most flights from BOS to CL3 are scheduled on a Tuesday (56 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (19 on average).

How much does it cost to fly round-trip from Boston to San Clemente?

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 July 1, 2025.
Read reviews from past customers who have flown Southwest, Delta, and Spirit 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.
Southwest
8.0
Very good
4,273 reviews

Comfort

8.0

Entertainment

7.6

Overall

8.0

Boarding

8.2

Crew

8.6

Food

7.0

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Southwest
8.0
Very good
4,273 reviews
Southwest
8.0
Very good
4,273 reviews

Comfort

8.0

Entertainment

7.6

Overall

8.0

Boarding

8.2

Crew

8.6

Food

7.0

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Delta
8.0
Very good
7,973 reviews
Southwest
8.0
Very good
4,273 reviews

Comfort

8.0

Entertainment

7.6

Overall

8.0

Boarding

8.2

Crew

8.6

Food

7.0

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Spirit Airlines
6.3
Okay
8,101 reviews
Southwest
8.0
Very good
4,273 reviews

Comfort

8.0

Entertainment

7.6

Overall

8.0

Boarding

8.2

Crew

8.6

Food

7.0

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Frontier
5.9
Fair
3,291 reviews
Southwest
8.0
Very good
4,273 reviews

Comfort

8.0

Entertainment

7.6

Overall

8.0

Boarding

8.2

Crew

8.6

Food

7.0

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

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

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

    Within the past month, 94 users have taken a look at flights from Boston Logan Intl to San Clemente.

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

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $122. Frontier flights start at $123 while deals on Southwest start at $134 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: Japan Airlines (95%), Singapore Airlines (93%), JetBlue (93%).

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

    While on average a flight from Boston to San Clemente is generally $1,256, our data shows the cheapest flight currently is $128. When looking at the most popular route, (Boston Logan Intl - Los Angeles), you can expect to pay $173 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, January is the cheapest month in which you can book a flight from Boston to San Clemente (average of $246). Flying from Boston to San Clemente in March is currently the most expensive (average of $326). 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 July 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$71Average$177FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$99Average$230FlexibilityNo cancel feeOn-time65%
Breeze AirwaysCheapest$124Average$272FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$138Average$341FlexibilityNo cancel feeOn-time85%
Sun Country AirCheapest$142Average$316FlexibilityNo cancel feeOn-time83%
DeltaCheapest$153Average$413FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$176Average$370FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$201Average$427FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$206Average$443FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$224Average$420FlexibilityNo cancel feeOn-time71%

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