Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Boston to California from £88

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 24/5. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — LAX
5 May — 12 May1
1 adult

Cheap flight deals from Boston to California

Keep the following information in mind while searching for Boston to California flight deals. Data was last updated 30 April 2025.

Round-trip from

£142

One-way from

£88

Popular in

December

Cheapest in

September

Average price

£327
Alaska Airlines
  • Alaska Airlines
  • 24/5-24/5
  • Nonstop
  • 12h 18m total
  • Boston to California
Search Deals
Alaska Airlines
  • Alaska Airlines
  • 24/5
  • 1 total stop
  • 9h 39m total
  • Boston to California
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Boston to California

Cheapest flights from Boston to California
Explore the most affordable flight options available from Boston to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.

Sat 24/516:49BOS - SAN
Nonstop6h 23mAlaska Airlines
Sat 24/522:45SAN - BOS
Nonstop5h 55mAlaska Airlines
Deal found 29/4£142
Tue 20/508:40BOS - SAN
Nonstop6h 21mHawaiian Airlines
Sat 24/522:45SAN - BOS
Nonstop5h 55mHawaiian Airlines
Deal found 29/4£147
Fri 9/521:45BOS - LAX
Nonstop6h 28mJetBlue
Tue 13/506:00LAX - BOS
Nonstop5h 39mJetBlue
Deal found 29/4£154
Sat 28/609:58BOS - LAS
1 stop12h 49mSpirit Airlines
Thu 17/700:35LAS - BOS
1 stop8h 47mSpirit Airlines
Deal found 29/4£157
Mon 26/505:30BOS - LAX
1 stop8h 01mUnited Airlines
Fri 30/522:50LAX - BOS
Nonstop5h 38mUnited Airlines
Deal found 29/4£159
Sat 17/506:00BOS - LAX
1 stop12h 24mAlaska Airlines
Sat 31/516:00LAX - BOS
1 stop11h 10mAlaska Airlines
Deal found 29/4£163
Sat 24/519:59BOS - SFO
Nonstop6h 45mAlaska Airlines
Sat 31/508:00SFO - BOS
1 stop19h 10mAlaska Airlines
Deal found 29/4£169
Sat 24/519:59BOS - SFO
Nonstop6h 45mHawaiian Airlines
Sun 25/507:00SFO - BOS
Nonstop5h 49mHawaiian Airlines
Deal found 29/4£170
Fri 9/512:52BOS - SFO
1 stop12h 30mFrontier
Mon 12/521:59SFO - BOS
1 stop23h 45mFrontier
Deal found 29/4£171
Sat 31/508:40BOS - LAS
1 stop10h 13mAlaska Airlines
Fri 6/619:10LAS - BOS
1 stop9h 30mAlaska Airlines
Deal found 28/4£176
Tue 3/618:14BOS - SFO
Nonstop6h 36mUnited Airlines
Wed 11/623:20SFO - BOS
Nonstop5h 48mUnited Airlines
Deal found 29/4£177
Sat 24/515:15BOS - LAS
1 stop8h 32mUnited Airlines
Wed 28/513:35LAS - BOS
1 stop7h 24mUnited Airlines
Deal found 29/4£177

Cheapflights Fare Finder

Customise your flight search to find flights from Boston to California 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 858,174 searches. Data last updated 30 April 2025.
Use the filters below to find and compare flights from Boston to California that are best for you.

Fly from

Boston

Fly to

California

Route

Depart

Return

Price

BostonSan Diego

BOS - SAN

BOSSAN

Boston Logan Intl

Sat 24/5

16:49-20:12

Nonstop6h 23m

San Diego

Sat 24/5

22:45-07:40

Nonstop5h 55m

£142

BostonSan Diego

BOS - SAN

BOSSAN

Boston Logan Intl

Tue 20/5

08:40-12:01

Nonstop6h 21m

San Diego

Sat 24/5

22:45-07:40

Nonstop5h 55m

£147

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Sat 10/5

06:05-09:37

Nonstop6h 32m

Los Angeles

Mon 12/5

14:00-22:42

Nonstop5h 42m

£154

BostonLas Vegas

BOS - LAS

BOSLAS

Boston Logan Intl

Sat 28/6

09:58-19:47

1 stop12h 49m

Las Vegas Harry Reid Intl

Thu 17/7

00:35-12:22

1 stop8h 47m

£157

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Mon 26/5

05:30-10:31

1 stop8h 01m

Los Angeles

Fri 30/5

22:50-07:28

Nonstop5h 38m

£159

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Sat 17/5

06:00-15:24

1 stop12h 24m

Los Angeles

Sat 31/5

16:00-06:10

1 stop11h 10m

£163

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Sat 24/5

19:59-23:44

Nonstop6h 45m

San Francisco

Sat 31/5

08:00-06:10

1 stop19h 10m

£169

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Sat 24/5

19:59-23:44

Nonstop6h 45m

San Francisco

Sun 25/5

07:00-15:49

Nonstop5h 49m

£170

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Fri 9/5

12:52-22:22

1 stop12h 30m

San Francisco

Mon 12/5

21:59-00:44

1 stop23h 45m

£171

BostonLas Vegas

BOS - LAS

BOSLAS

Boston Logan Intl

Sat 31/5

08:40-15:53

1 stop10h 13m

Las Vegas Harry Reid Intl

Fri 6/6

19:10-07:40

1 stop9h 30m

£176

Flights are sorted by cheapest return flights first.

Deals found on 29/4

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

Best time to book a flight from Boston to California

Have a flexible travel schedule? Discover the best time to fly to California from Boston with our price prediction graph.
Estimated return 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 California

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

Currently, January is the cheapest month in which you can book a flight from Boston to California (average of £575). Flying from Boston to California in July is currently the most expensive (average of £811). 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 CA?

Find hourly flight availability from Boston to California. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 April 2025.

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

Weekly flight availability from Boston to California

Explore weekly flight availability from Boston to California. 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 30 April 2025.

The most flights from BOS to USCA are scheduled on a Tuesday (54 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (16 on average).

Rainfall in California by month

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

In terms of precipitation, rainfall in California ranges from 0.0 - 87.0 inches per month. February is typically the wettest month, when rainfall can reach 87.0 mm. July is typically the driest time to visit California when rainfall is around 0.0 mm.

Temperature in California by month

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

If weather is an important factor for your trip to California, 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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

Reviews of airlines servicing California

Get insights into the airlines that provide service to California. 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 California. Reviews last updated 30 April 2025.
Read through reviews of airlines operating flights from Boston to California, such as Alaska Airlines, Southwest and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very Good
9,968 reviews
Check prices

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very Good
9,968 reviews
Alaska Airlines
8.0
Very Good
9,968 reviews
Check prices

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very Good
4,295 reviews
Alaska Airlines
8.0
Very Good
9,968 reviews
Check prices

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very Good
7,934 reviews
Alaska Airlines
8.0
Very Good
9,968 reviews
Check prices

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,405 reviews
Alaska Airlines
8.0
Very Good
9,968 reviews
Check prices

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very Good
9,968 reviews
Check prices

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

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

    If you book a flight to California 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.

  • How popular is this Boston to California flight route?

    Flights from Boston Logan Intl to California have been viewed 20 times in the past calendar month.

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

    £88 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on JetBlue and United Airlines, with prices starting from £89 and £89, respectively.

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

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

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

    The top 3 most reliable airlines when flying from Boston to California are EL AL (94%), Air China (93%) and ITA Airways (92%).

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Boston to California (average of £575). Flying from Boston to California in July is currently the most expensive (average of £811). 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

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.

Top 5 airlines flying from Boston to California

Discover the top 5 airlines that operate flights from Boston to California. 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 858,174 searches. Data last updated 30 April 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest£93Average£259FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest£93Average£355FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
JetBlueCheapest£94Average£195FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Spirit AirlinesCheapest£95Average£131FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
Alaska AirlinesCheapest£165Average£288FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Boston to California?

When you search for this flight from Boston to California, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Boston to California?

Millions of users choose and trust Cheapflights to book the best flight deals from Boston to California for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Boston to California with no change fees?

Yes, we can. To see specific flights from Boston to California with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Boston to California become cheaper?

Yes, Cheapflights offers price alerts on Boston to California flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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.
Site
©2025 Cheapflights