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Cheap flights from Boston to California from £86

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to California departing on 16/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

Enter your travel dates to find the best prices.
JetBlue Logo
13:40 - 19:11BOS-SAN
8h 31m1 stop
JetBlue Logo
21:05 - 07:42SAN-BOS
7h 37m1 stop
£147JetBlue
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Sat, 6 Dec - Sat, 13 Dec
Hawaiian Airlines Logo
16:24 - 20:10BOS-SAN
6h 46mdirect
Hawaiian Airlines Logo
09:15 - 17:52SAN-BOS
5h 37mdirect
£149Hawaiian Airlines
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Sat, 6 Dec - Sat, 13 Dec
United Airlines Logo
08:25 - 12:03BOS-LAX
6h 38mdirect
United Airlines Logo
08:20 - 16:52LAX-BOS
5h 32mdirect
£159United Airlines
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Tue, 6 Jan - Fri, 30 Jan
United Airlines Logo
18:10 - 21:47BOS-LAX
6h 37mdirect
United Airlines Logo
22:55 - 07:26LAX-BOS
5h 31mdirect
£160United Airlines
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Thu, 27 Nov - Tue, 2 Dec
Delta Logo
07:00 - 10:56BOS-LAX
6h 56mdirect
Delta Logo
21:20 - 05:55LAX-BOS
5h 35mdirect
£162Delta
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Tue, 24 Feb - Tue, 3 Mar
Alaska Airlines Logo
16:20 - 22:47BOS-SFO
9h 27m1 stop
Alaska Airlines Logo
07:00 - 17:44SFO-BOS
7h 44m1 stop
£164Alaska Airlines
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Tue, 20 Jan - Tue, 27 Jan
Alaska Airlines Logo
16:24 - 22:27BOS-LAS
9h 03m1 stop
Alaska Airlines Logo
15:39 - 15:37LAS-BOS
20h 58m1 stop
£164Alaska Airlines
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Sat, 6 Dec - Tue, 9 Dec
Delta Logo
17:10 - 20:52BOS-SAN
6h 42mdirect
Delta Logo
22:04 - 06:30SAN-BOS
5h 26mdirect
£165Delta
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Wed, 14 Jan - Tue, 20 Jan
Southwest Logo
10:20 - 20:40BOS-LAX
13h 20m1 stop
Southwest Logo
09:35 - 22:15LAX-BOS
9h 40m1 stop
£175Southwest
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Thu, 4 Dec - Wed, 10 Dec
Southwest Logo
12:35 - 17:40BOS-LAX
8h 05m1 stop
Southwest Logo
05:35 - 20:50LAX-BOS
12h 15m1 stop
£179Southwest
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Sat, 6 Dec - Sat, 13 Dec

United Airlines flights from Boston to California

Our best United Airlines deals on Boston to California flight tickets
United Airlines
6 Jan
BOS08:25Boston Logan Intl
6h 38m
LAX12:03Los Angeles
30 Jan
LAX08:20Los Angeles
5h 32m
BOS16:52Boston Logan Intl
£159
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United Airlines
27 Nov
BOS18:10Boston Logan Intl
6h 37m
LAX21:47Los Angeles
2 Dec
LAX22:55Los Angeles
5h 31m
BOS07:26Boston Logan Intl
£160
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United Airlines
20 Nov
BOS08:00Boston Logan Intl
6h 54m
SFO11:54San Francisco
4 Dec
SFO22:55San Francisco
5h 41m
BOS07:36Boston Logan Intl
£161
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Southwest flights from Boston to California

Our best Southwest deals on Boston to California flight tickets
Southwest
4 Dec
BOS10:20Boston Logan Intl
13h 20m
1 stop
LAX20:40Los Angeles
10 Dec
LAX09:35Los Angeles
9h 40m
1 stop
BOS22:15Boston Logan Intl
£175
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Southwest
6 Dec
BOS12:35Boston Logan Intl
8h 05m
1 stop
LAX17:40Los Angeles
13 Dec
LAX05:35Los Angeles
12h 15m
1 stop
BOS20:50Boston Logan Intl
£179
Find similar
Southwest
12 Nov
BOS05:45Boston Logan Intl
10h 35m
1 stop
SFO13:20San Francisco
19 Nov
SFO09:25San Francisco
9h 50m
2 stops
BOS22:15Boston Logan Intl
£184
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momondo 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, momondo users made 279,928 searches. Data last updated 31 October 2025.
Use the filters below to find and compare flights from Boston to California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonSan Diego

BOS - SAN

BOSSAN

Boston Logan Intl

Sat 6/12

13:40-19:11

1 stop8h 31m

San Diego

Sat 13/12

21:05-07:42

1 stop7h 37m

£147

BostonSan Diego

BOS - SAN

BOSSAN

Boston Logan Intl

Sat 6/12

16:24-20:10

Nonstop6h 46m

San Diego

Sat 13/12

09:15-17:52

Nonstop5h 37m

£149

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Tue 6/1

08:25-12:03

Nonstop6h 38m

Los Angeles

Fri 30/1

08:20-16:52

Nonstop5h 32m

£159

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Thu 27/11

18:10-21:47

Nonstop6h 37m

Los Angeles

Tue 2/12

22:55-07:26

Nonstop5h 31m

£160

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Tue 24/2

07:00-10:56

Nonstop6h 56m

Los Angeles

Tue 3/3

21:20-05:55

Nonstop5h 35m

£162

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Tue 20/1

16:20-22:47

1 stop9h 27m

San Francisco

Tue 27/1

07:00-17:44

1 stop7h 44m

£164

BostonLas Vegas

BOS - LAS

BOSLAS

Boston Logan Intl

Sat 6/12

16:24-22:27

1 stop9h 03m

Las Vegas Harry Reid Intl

Tue 9/12

15:39-15:37

1 stop20h 58m

£164

BostonSan Diego

BOS - SAN

BOSSAN

Boston Logan Intl

Wed 14/1

17:10-20:52

Nonstop6h 42m

San Diego

Tue 20/1

22:04-06:30

Nonstop5h 26m

£165

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Thu 4/12

10:20-20:40

1 stop13h 20m

Los Angeles

Wed 10/12

09:35-22:15

1 stop9h 40m

£175

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Sat 6/12

12:35-17:40

1 stop8h 05m

Los Angeles

Sat 13/12

05:35-20:50

1 stop12h 15m

£179

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to California from

How to get the cheapest flight ticket from Boston to California

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to California?

If you are unable to visit California during the month of September, then departing from Boston during the month January is also very affordable. Most momondo users find prices during this month for around £240.

What is the cheapest day to depart on your flight to California?

The cheapest day to depart on your flight to California is on a Friday when prices can be found for as low as £188. This is often the case because there is less demand to fly during this day of the week. On the other hand, Saturday is the most expensive day to depart from Boston because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £1,213.

What is the cheapest time of day to depart on your flight to California?

The cheapest time of day to fly to California is in the morning when flights can be purchased for as low as £335. In contrast, the most expensive time of day to depart to California is at midday when prices are around £1,189.

What is the cheapest Boston Logan Intl to California flight route?

Fly from Boston Logan Intl to Los Angeles for the best Boston Logan Intl - California flight prices

How far in advance should I book a flight to California?

You are more likely to see cheaper flights to California from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to California for around £279 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to California from Boston for as low as £249 on momondo.

What cabin class options are available on Boston Logan Intl to California flights?

There are 3 cabin classes available to choose from on Boston Logan Intl to California flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Boston to California flights?

No. A direct flight is the cheapest option for a flight between Boston to California.

Cheap Boston to California flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to California

Best price found

£234

Fastest flight time

5h 54m

Direct flights

Every day

Airports in California

1 airport
The best one-way flight to California from Boston in the past 72 hours is £234. The best return flight deal from Boston to California found on momondo in the last 72 hours is £352.
The fastest flight from Boston to California takes 5h 54m
Direct flights go from Boston to California every day.
There is 1 airport near California: Las Vegas Harry Reid Intl (LAS)
Search flight deals

  • When did momondo last update prices for flights from Boston Logan Intl Airport to California?

    Prices for flights from Boston Logan Intl Airport to California are refreshed on a daily basis.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to California?

  • How old do you have to be to fly from Boston Logan Intl Airport to California?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to California.

  • What documentation or ID do you need to fly to California?

    The travel and health documents required for your trip to California can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at California. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Boston to California?

Best airlines flying from Boston to California

Compare and see reviews for airlines that fly from Boston to California with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom £94Free CancellationRating
7.9
7,998 reviews
Search Delta flights
JetBluePriceFrom £149Free CancellationRating
7.2
2,906 reviews
Search JetBlue flights

Why use momondo?

Why should I use momondo to find a flight deal from Boston to California?

It is quick and easy to find Boston to California flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to California that suits you.

Can I find flights from Boston to California with flexible booking policies on momondo?

All flight searches from Boston to California on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Boston to California?

Once all potential Boston to California flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Boston to California right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to California from Boston. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your California trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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