HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Boston

$100+ Cheap flights from California to Boston (BOS)

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.
LAX — BOS
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from California to Boston with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from California to Boston

Cheapest flights from California to Boston
Explore the most affordable flight options available from California to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.

This JetBlue deal was found by Cheapflights users on 2/7. 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 7/318:00 am
LAX
-
BOS
Nonstop5h 40m
JetBlue
Mon 8/37:00 am
BOS
-
LAX
Nonstop6h 10m
JetBlue
Deal found 2/7$179
This JetBlue deal was found by Cheapflights users on 2/8. 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.
Sun 3/88:40 pm
LAX
-
BOS
Nonstop5h 20m
JetBlue
Mon 3/161:59 pm
BOS
-
LAX
Nonstop6h 39m
JetBlue
Deal found 2/8$180
This United Airlines deal was found by Cheapflights users on 2/8. 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 3/912:25 am
LAX
-
BOS
1 stop9h 24m
United Airlines
Tue 3/178:21 am
BOS
-
LAX
Nonstop6h 44m
United Airlines
Deal found 2/8$185
This Cheapflightsfares deal was found by Cheapflights users on 2/10. 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.
Wed 3/48:40 pm
LAX
-
BOS
Nonstop5h 20m
JetBlue
Wed 3/188:45 pm
BOS
-
LAX
Nonstop6h 35m
JetBlue
Deal found 2/10$188
This JetBlue deal was found by Cheapflights users on 2/9. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/118:40 pm
LAX
-
BOS
Nonstop5h 20m
JetBlue
Tue 3/178:45 pm
BOS
-
LAX
Nonstop6h 35m
JetBlue
Deal found 2/9$189
This SmartFares deal was found by Cheapflights users on 2/10. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/58:46 am
LAX
-
BOS
1 stop12h 13m
Alaska Airlines
Wed 3/117:00 am
BOS
-
LAX
1 stop11h 36m
Alaska Airlines
Deal found 2/10$190
This CheapOair deal was found by Cheapflights users on 2/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2611:59 pm
LAX
-
BOS
1 stop9h 09m
Multiple Airlines
Tue 3/36:00 am
BOS
-
LAX
1 stop9h 55m
Multiple Airlines
Deal found 2/8$191
This United Airlines deal was found by Cheapflights users on 2/7. 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 3/1612:25 am
LAX
-
BOS
1 stop9h 24m
United Airlines
Tue 3/2411:15 am
BOS
-
LAX
Nonstop6h 42m
United Airlines
Deal found 2/7$194
This United Airlines deal was found by Cheapflights users on 2/9. 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.
Tue 3/1012:25 am
LAX
-
BOS
1 stop9h 24m
United Airlines
Wed 3/188:21 am
BOS
-
LAX
Nonstop6h 44m
United Airlines
Deal found 2/9$195
This United Airlines deal was found by Cheapflights users on 2/8. 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.
Tue 5/510:43 pm
LAX
-
BOS
Nonstop5h 41m
United Airlines
Wed 5/137:21 am
BOS
-
LAX
Nonstop6h 35m
United Airlines
Deal found 2/8$196
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/58:46 am
LAX
-
BOS
1 stop12h 13m
Hawaiian Airlines
Wed 3/117:00 am
BOS
-
LAX
1 stop11h 36m
Hawaiian Airlines
Deal found 2/11$197
This JetBlue deal was found by Cheapflights users on 2/9. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/258:40 pm
LAX
-
BOS
Nonstop5h 20m
JetBlue
Fri 3/69:45 am
BOS
-
LAX
Nonstop6h 33m
JetBlue
Deal found 2/9$198

Find flight deals from California to Boston

Keep the following information in mind while searching for California to Boston flight deals. Data was last updated February 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$179
(JetBlue)

One-way from

$100
(Delta)

Popular in

July

Cheapest in

January

Average price

$380

Good round-trip deal

$249 or less

Good one-way deal

$159 or less
Provider with most accurate pricing for Los Angeles-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Boston Logan Intl flights.
Search Deals
From California to Boston Logan Intl
Search Deals
One-way flight from California to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($46 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 February 2026
Search Deals
Price to beat on a round-trip flight from California to Boston Logan Intl.
Search Deals
Price to beat on a one-way flight from California to Boston Logan Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from California to Boston 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 11, 2026.
Use the filters below to find and compare flights from California to Boston that are best for you.

Fly from

California

Fly to

Boston

Route

Depart

Return

Price

Los AngelesBoston

LAX - BOS

LAXBOS

Los Angeles

Tue 5/5

2:00 pm-10:35 pm

Nonstop5h 35m

Boston Logan Intl

Fri 5/8

6:25 am-9:40 am

Nonstop6h 15m

$189

Las VegasBoston

LAS - BOS

LASBOS

Las Vegas Harry Reid Intl

Wed 4/15

9:50 pm-6:00 am

Nonstop5h 10m

Boston Logan Intl

Tue 5/12

7:08 pm-10:10 pm

Nonstop6h 02m

$207

Las VegasBoston

LAS - BOS

LASBOS

Las Vegas Harry Reid Intl

Tue 4/14

9:50 pm-6:00 am

Nonstop5h 10m

Boston Logan Intl

Tue 5/12

7:08 pm-10:10 pm

Nonstop6h 02m

$207

Los AngelesBoston

LAX - BOS

LAXBOS

Los Angeles

Thu 2/26

10:58 pm-7:21 am

Nonstop5h 23m

Boston Logan Intl

Thu 3/12

8:21 am-12:05 pm

Nonstop6h 44m

$215

Los AngelesBoston

LAX - BOS

LAXBOS

Los Angeles

Tue 3/17

8:46 am-11:59 pm

1 stop12h 13m

Boston Logan Intl

Tue 3/24

9:00 am-5:34 pm

1 stop11h 34m

$217

Las VegasBoston

LAS - BOS

LASBOS

Las Vegas Harry Reid Intl

Wed 3/18

9:45 pm-5:41 am

Nonstop4h 56m

Boston Logan Intl

Wed 3/25

6:55 pm-9:59 pm

Nonstop6h 04m

$217

Las VegasBoston

LAS - BOS

LASBOS

Las Vegas Harry Reid Intl

Mon 4/13

11:59 pm-8:04 am

Nonstop5h 05m

Boston Logan Intl

Tue 5/12

4:45 pm-7:35 pm

Nonstop5h 50m

$222

Los AngelesBoston

LAX - BOS

LAXBOS

Los Angeles

Fri 2/27

8:40 pm-5:00 am

Nonstop5h 20m

Boston Logan Intl

Wed 3/4

6:15 am-9:48 am

Nonstop6h 33m

$223

Las VegasBoston

LAS - BOS

LASBOS

Las Vegas Harry Reid Intl

Wed 3/11

9:45 pm-5:41 am

Nonstop4h 56m

Boston Logan Intl

Wed 3/18

6:55 pm-9:59 pm

Nonstop6h 04m

$227

Las VegasBoston

LAS - BOS

LASBOS

Las Vegas Harry Reid Intl

Tue 3/10

9:00 am-7:42 pm

1 stop7h 42m

Boston Logan Intl

Wed 3/11

6:00 am-11:21 am

1 stop8h 21m

$227

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/7

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from California to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from California 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 California to Boston

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

Currently, April is the cheapest month in which you can book a flight from California to Boston (average of $118). Flying from California to Boston in June is currently the most expensive (average of $175). 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 CA to BOS?

Find hourly flight availability from California to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 11, 2026.

Unlike in the morning, when flights are generally more expensive, you can save up to 29% on flights from California to Boston by exploring options for tickets in the evening.

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

Use this chart to determine the cheapest time to fly round-trip from California to Boston. Price data was last updated on February 7, 2026.

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

Weekly flight availability from California to Boston

Explore weekly flight availability from California to Boston. 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 11, 2026.

The most flights from USCA to BOS are scheduled on a Monday (40 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (4 on average).

Related info for your journey

Find useful and relevant information for your journey from California to Boston. 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 into for flights to Boston from California?

    If you book a flight to Boston from California, you will be flying to Logan Intl, which is the city’s only airport. Boston Logan Intl (BOS) is located 2.6 mi from the center of Boston.

  • How popular is this California to Boston flight route?

    The California to Boston Logan Intl flight path was viewed by 48 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from California to Boston?

    Departing from California to Boston will take you 5h 23m. There are 2603 mi between California and Boston. This flight may include one or multiple stops.

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

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $66. However, be on the lookout for offers from Frontier and Alaska Airlines, as they are both options that can get you from California to Boston for a low price.

  • What are the most popular routes from California to Boston?

    The most popular flight routes from California to Boston are Los Angeles - Boston Logan Intl, San Francisco - Boston Logan Intl and Ontario - Boston Logan Intl.

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

    Before booking your flight to Boston from California, check out the most reliable airlines to get you to your destination on time: Air China (90%), Air France (89%), United Airlines( 89%).

  • What are the cheapest flights from California to Boston?

    Looking at all options, your cheapest flight can be booked for $100. While the most popular route (Los Angeles - Boston Logan Intl) can be booked for $178 on average, our data indicates $1,104 when flying from California to Boston.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from California to Boston (average of $118). Flying from California to Boston in June is currently the most expensive (average of $175). 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

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Medford
Cambridge
Hampton Beach
Watertown
Seekonk
Brockton
Concord
Seabrook
Cranston
Lincoln
Warwick
Smithfield
Peabody
Quincy
York Beach
Londonderry
Swansea
Old Orchard Beach
Waltham
Lowell

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for California to Boston

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Boston flights
Los Angeles to Boston flights
San Francisco to Boston flights
Atlanta to Boston flights
Baltimore to Boston flights
Reagan-National to Boston flights
O'Hare Intl to Boston flights
Dulles Intl to Boston flights
Seattle to Boston flights
Raleigh to Boston flights
Denver to Boston flights
Newark to Boston flights
Tampa to Boston flights
Hobby to Boston flights
Fort Lauderdale to Boston flights
Orlando to Boston flights
Detroit to Boston flights
Austin to Boston flights
Minneapolis to Boston flights
Cleveland to Boston flights
LaGuardia to Boston flights
Miami to Boston flights
Charlotte to Boston flights
George Bush Intcntl to Boston flights
Cincinnati to Boston flights
Pittsburgh to Boston flights
John F Kennedy Intl to Boston flights
Philadelphia to Boston flights
Indianapolis to Boston flights
Sky Harbor Intl to Boston flights
Ontario to Boston flights
Richmond to Boston flights
Love Field to Boston flights
West Palm Beach to Boston flights
Orlando to Hartford flights
Columbus to Boston flights
Nashville to Boston flights
Portland to Boston flights
Midway to Boston flights
San Diego to Boston flights
O'Hare Intl to Hartford flights
Atlanta to Hartford flights
Salt Lake City to Boston flights
Milwaukee to Boston flights
New Orleans to Boston flights
Jacksonville to Boston flights
Kansas City to Boston flights
Denver to Hartford flights
Reagan-National to Hartford flights
St. Louis to Boston flights

Top 10 airlines flying from California to Boston

Discover the top 10 airlines that operate flights from California to Boston. 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 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$85Average$239FlexibilityNo cancel feeOn-time65%
FrontierCheapest$91Average$200FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$118Average$353FlexibilityNo cancel feeOn-time62%
DeltaCheapest$118Average$369FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$126Average$330FlexibilityNo cancel feeOn-time85%
Sun Country AirCheapest$159Average$348FlexibilityNo cancel feeOn-time83%
SouthwestCheapest$176Average$430FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$192Average$415FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$196Average$377FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$208Average$420FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.