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$125+ Cheap flights from Boston (BOS) to Carlsbad, 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 1/20. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — LAX
Dec 27 — Jan 31
Fri 12/27
Fri 1/3
1 adult, Economy
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The best prices from Boston Logan Intl to Carlsbad are usually found in September or January, booked 54 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from Boston to Carlsbad

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Carlsbad (C4D). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 22, 2024.

Round-trip from

$180
(Cheapflightsfares)

One-way from

$125
(United Airlines)

Popular in

December

Cheapest in

September

Average price

$486
From Boston Logan Intl to Carlsbad
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One-way flight from Boston Logan Intl to Carlsbad
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High demand for flights, 1% potential price rise
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Best time to find cheap flights, 2% potential price drop
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Average for round-trip flights in December 2024
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Find flight deals from Boston to Carlsbad

Cheapest flights from Boston to Carlsbad
Explore the most affordable flight options available from Boston to Carlsbad. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 22, 2024.

This Cheapflightsfares deal was found by Cheapflights users on 12/21. 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.
Mon 12/306:27 amBOS - LAX
1 stop10h 51mSpirit Airlines
Sat 1/119:40 pmLAX - BOS
1 stop14h 05mSpirit Airlines
Deal found 12/21$216
This Expedia deal was found by Cheapflights users on 12/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3111:46 amBOS - LAX
1 stop14h 03mMultiple Airlines
Tue 1/79:21 pmLAX - BOS
1 stop14h 35mMultiple Airlines
Deal found 12/20$368
This Southwest deal was found by Cheapflights users on 12/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/298:00 pmBOS - LAX
1 stop15h 10mSouthwest
Sun 1/55:55 pmLAX - BOS
1 stop13h 25mSouthwest
Deal found 12/20$405
This Delta deal was found by Cheapflights users on 12/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/317:40 amBOS - LAX
1 stop9h 05mDelta
Fri 1/103:15 pmLAX - BOS
Nonstop5h 20mDelta
Deal found 12/20$412
This JetBlue deal was found by Cheapflights users on 12/19. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2510:25 amBOS - LAX
Nonstop6h 30mJetBlue
Sun 1/512:14 pmLAX - BOS
Nonstop5h 26mJetBlue
Deal found 12/19$430
This United Airlines deal was found by Cheapflights users on 12/20. 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.
Mon 12/236:15 pmBOS - LAX
Nonstop6h 35mUnited Airlines
Mon 1/67:10 pmLAX - BOS
1 stop7h 47mUnited Airlines
Deal found 12/20$435
This American Airlines deal was found by Cheapflights users on 12/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/316:48 amBOS - LAX
1 stop8h 05mAmerican Airlines
Sun 1/512:55 amLAX - BOS
1 stop8h 25mAmerican Airlines
Deal found 12/20$466

Find flights from Boston to Carlsbad within your budget

Customize your flight search to find flights from Boston to Carlsbad 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 22, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Fri 1/10

3:50 pm-10:16 pm

1 stop9h 26m

Los Angeles

Sat 1/18

9:40 pm-2:45 pm

1 stop14h 05m

$180

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Thu 1/9

6:00 am-4:54 pm

1 stop13h 54m

Los Angeles

Fri 1/10

9:40 pm-2:45 pm

1 stop14h 05m

$184

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Sat 1/25

6:05 pm-9:38 pm

Nonstop6h 33m

Los Angeles

Wed 1/29

10:49 pm-7:15 am

Nonstop5h 26m

$213

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Sat 1/25

8:30 am-12:05 pm

Nonstop6h 35m

Los Angeles

Sun 2/9

10:55 pm-7:26 am

Nonstop5h 31m

$219

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Sat 1/18

7:00 am-10:55 am

Nonstop6h 55m

Los Angeles

Wed 1/22

7:55 am-4:17 pm

Nonstop5h 22m

$227

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Tue 1/28

6:04 am-9:40 am

Nonstop6h 36m

Los Angeles

Tue 1/28

12:58 pm-9:27 pm

Nonstop5h 29m

$243

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Wed 4/30

7:00 am-4:37 pm

1 stop12h 37m

Los Angeles

Tue 5/6

5:00 pm-7:56 am

1 stop11h 56m

$256

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Mon 2/17

10:30 pm-11:05 am

2 stops15h 35m

Los Angeles

Fri 2/21

6:20 pm-9:40 am

1 stop12h 20m

$282

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Mon 1/20

6:04 am-9:40 am

Nonstop6h 36m

$125

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Tue 1/21

12:15 pm-1:02 pm

1 stop27h 47m

$126

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/20

Showing 1-10 of 17 results
1
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Best time to book a flight from Boston to Carlsbad

Have a flexible travel schedule? Discover the best time to fly to Carlsbad 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.

Travel insights for flights from Boston to Carlsbad

Get recent, data-driven insights about flights from Boston to Carlsbad including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Boston to Carlsbad. Price data was last updated on December 13, 2024.

Booking 54 days in advance of your planned departure date is, on average, the best time to get cheap flights from Boston to Carlsbad. 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 Boston to Carlsbad?

Currently, January is the cheapest month in which you can book a flight from Boston to Carlsbad (average of $246). Flying from Boston to Carlsbad in March is currently the most expensive (average of $344). 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 C4D?

Find hourly flight availability from Boston to Carlsbad. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 22, 2024.

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

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

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

Travelers seeking maximum savings on their Boston to Carlsbad flight should consider departing on Monday at noon 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 Boston to Carlsbad

Explore weekly flight availability from Boston to Carlsbad. 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 December 22, 2024.

The most flights from BOS to C4D are scheduled on a Friday (51 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (21 on average).

Rainfall in Carlsbad by month

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

In terms of precipitation, rainfall in Carlsbad 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 Carlsbad when rainfall is around 0.0 in.

Temperature in Carlsbad by month

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

If weather is an important factor for your trip to Carlsbad, 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 Carlsbad

Get insights into the airlines that provide service to Carlsbad. 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 Carlsbad. Reviews last updated December 22, 2024.
Read reviews from past customers who have flown Delta, American Airlines and Spirit Airlines from Boston to Carlsbad. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,804 reviews

Overall

8.1

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Food

7.2

Crew

8.7

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Southwest
8.1
Very good
4,804 reviews
Southwest
8.1
Very good
4,804 reviews

Overall

8.1

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Food

7.2

Crew

8.7

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Alaska Airlines
8.0
Very good
9,537 reviews
Southwest
8.1
Very good
4,804 reviews

Overall

8.1

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Food

7.2

Crew

8.7

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Delta
8.0
Very good
8,594 reviews
Southwest
8.1
Very good
4,804 reviews

Overall

8.1

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Food

7.2

Crew

8.7

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

JetBlue
7.4
Good
3,265 reviews
Southwest
8.1
Very good
4,804 reviews

Overall

8.1

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Food

7.2

Crew

8.7

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

United Airlines
7.4
Good
9,028 reviews
Southwest
8.1
Very good
4,804 reviews

Overall

8.1

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Food

7.2

Crew

8.7

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Related info for your journey

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

    If you book a flight to Carlsbad from Boston, you will be flying from Logan Intl, which is the city’s only airport. Boston Logan Intl (BOS) is located 2.6 mi from the center of Boston. There are 39 flights from Logan Intl to Carlsbad per day from 10 different airlines.

  • How popular is this Boston to Carlsbad flight route?

    This flight path from Boston Logan Intl to Carlsbad was viewed by 103 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 Carlsbad one-way?

    One-way options have recently been found by users for as low as $125 on United Airlines. Other airlines that offer cheap prices include Spirit Airlines from $126 and Alaska Airlines from $128 one-way.

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

    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 Carlsbad on time: EL AL (96%), Air China (92%), Singapore Airlines (91%).

  • What are the cheapest flights from Boston to Carlsbad?

    On average you can expect to pay $1,051 for a flight from Boston to Carlsbad. The cheapest flight overall is $114 while the most popular route, (Boston Logan Intl - Los Angeles) is currently priced at $150.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston to Carlsbad 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 Carlsbad?

    Currently, January is the cheapest month in which you can book a flight from Boston to Carlsbad (average of $246). Flying from Boston to Carlsbad in March is currently the most expensive (average of $344). 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 Carlsbad

Discover the top 10 airlines that operate flights from Boston to Carlsbad. 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 22, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$84Average$171FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$112Average$250FlexibilityNo cancel feeOn-time65%
Breeze AirwaysCheapest$113Average$272FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$148Average$395FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$161Average$444FlexibilityNo cancel feeOn-time75%
DeltaCheapest$165Average$441FlexibilityNo cancel feeOn-timeN/A
Sun Country AirCheapest$166Average$382FlexibilityNo cancel feeOn-time83%
American AirlinesCheapest$197Average$446FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$208Average$464FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$238Average$467FlexibilityNo cancel feeOn-time63%
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