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Cheap flights from Boston to California from £61

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 21/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap return flights

Spirit Airlines Logo
06:30 - 11:17BOS-LAX
7h 47m1 stop
Spirit Airlines Logo
05:30 - 22:47LAX-BOS
14h 17m1 stop
£147Spirit Airlines
Find Deal
Sat, 30 Aug - Thu, 4 Sep
JetBlue Logo
18:32 - 21:58BOS-LAX
6h 26mdirect
JetBlue Logo
06:00 - 14:34LAX-BOS
5h 34mdirect
£149JetBlue
Find Deal
Sat, 30 Aug - Wed, 3 Sep
Spirit Airlines Logo
06:30 - 15:35BOS-LAX
12h 05m1 stop
Spirit Airlines Logo
06:00 - 22:34LAX-BOS
13h 34m1 stop
£155Spirit Airlines
Find Deal
Thu, 21 Aug - Fri, 29 Aug
JetBlue Logo
18:32 - 21:58BOS-LAX
6h 26mdirect
JetBlue Logo
13:30 - 22:12LAX-BOS
5h 42mdirect
£157JetBlue
Find Deal
Sat, 30 Aug - Fri, 5 Sep
United Airlines Logo
18:20 - 21:32BOS-LAX
6h 12mdirect
United Airlines Logo
17:20 - 05:59LAX-BOS
9h 39m1 stop
£162United Airlines
Find Deal
Sat, 30 Aug - Fri, 5 Sep
United Airlines Logo
18:20 - 21:32BOS-LAX
6h 12mdirect
United Airlines Logo
22:39 - 07:14LAX-BOS
5h 35mdirect
£164United Airlines
Find Deal
Wed, 3 Sep - Tue, 9 Sep
Alaska Airlines Logo
20:23 - 07:29BOS-LAX
14h 06m1 stop
Alaska Airlines Logo
18:07 - 06:00LAX-BOS
8h 53m1 stop
£172Alaska Airlines
Find Deal
Sat, 30 Aug - Fri, 5 Sep
Delta Logo
18:45 - 22:38BOS-SFO
6h 53mdirect
Delta Logo
07:05 - 15:55SFO-BOS
5h 50mdirect
£178Delta
Find Deal
Sat, 30 Aug - Sat, 6 Sep
Delta Logo
07:55 - 11:34BOS-SFO
6h 39mdirect
Delta Logo
07:05 - 15:55SFO-BOS
5h 50mdirect
£180Delta
Find Deal
Sat, 30 Aug - Sat, 6 Sep
Alaska Airlines Logo
07:45 - 10:50BOS-SAN
6h 05mdirect
Alaska Airlines Logo
21:59 - 15:00SAN-BOS
14h 01m1 stop
£187Alaska Airlines
Find Deal
Sat, 30 Aug - Sat, 6 Sep

Alaska Airlines flights from Boston to California

Our best Alaska Airlines deals on Boston to California flight tickets
Alaska Airlines
30 Aug
BOS20:23Boston Logan Intl
14h 06m
1 stop
LAX07:29Los Angeles
5 Sept
LAX18:07Los Angeles
8h 53m
1 stop
BOS06:00Boston Logan Intl
£172
Find similar
Alaska Airlines
30 Aug
BOS07:45Boston Logan Intl
6h 05m
SAN10:50San Diego
6 Sept
SAN21:59San Diego
14h 01m
1 stop
BOS15:00Boston Logan Intl
£187
Find similar
Alaska Airlines
14 Oct
BOS08:01Boston Logan Intl
9h 00m
1 stop
SFO14:01San Francisco
14 Oct
SFO17:16San Francisco
11h 37m
1 stop
BOS07:53Boston Logan Intl
£190
Find similar

JetBlue flights from Boston to California

Our best JetBlue deals on Boston to California flight tickets
JetBlue
30 Aug
BOS18:32Boston Logan Intl
6h 26m
LAX21:58Los Angeles
3 Sept
LAX06:00Los Angeles
5h 34m
BOS14:34Boston Logan Intl
£149
Find similar
JetBlue
30 Aug
BOS18:32Boston Logan Intl
6h 26m
LAX21:58Los Angeles
5 Sept
LAX15:20Los Angeles
5h 39m
BOS23:59Boston Logan Intl
£157
Find similar
JetBlue
30 Aug
BOS10:55Boston Logan Intl
6h 14m
LAX14:09Los Angeles
5 Sept
LAX15:20Los Angeles
5h 39m
BOS23:59Boston Logan Intl
£159
Find similar

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 2 August 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

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Sat 30/8

06:30-11:17

1 stop7h 47m

Los Angeles

Thu 4/9

05:30-22:47

1 stop14h 17m

£147

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Sat 30/8

18:32-21:58

Nonstop6h 26m

Los Angeles

Wed 3/9

06:00-14:34

Nonstop5h 34m

£149

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Thu 21/8

06:30-15:35

1 stop12h 05m

Los Angeles

Fri 29/8

06:00-22:34

1 stop13h 34m

£155

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Sat 30/8

18:32-21:58

Nonstop6h 26m

Los Angeles

Fri 5/9

13:30-22:12

Nonstop5h 42m

£157

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Sat 30/8

18:20-21:32

Nonstop6h 12m

Los Angeles

Fri 5/9

17:20-05:59

1 stop9h 39m

£162

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Wed 3/9

18:20-21:32

Nonstop6h 12m

Los Angeles

Tue 9/9

22:39-07:14

Nonstop5h 35m

£164

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Sat 30/8

20:23-07:29

1 stop14h 06m

Los Angeles

Fri 5/9

18:07-06:00

1 stop8h 53m

£172

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Sat 30/8

18:45-22:38

Nonstop6h 53m

San Francisco

Sat 6/9

07:05-15:55

Nonstop5h 50m

£178

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Sat 30/8

07:55-11:34

Nonstop6h 39m

San Francisco

Sat 6/9

07:05-15:55

Nonstop5h 50m

£180

BostonSan Diego

BOS - SAN

BOSSAN

Boston Logan Intl

Sat 30/8

07:45-10:50

Nonstop6h 05m

San Diego

Sat 6/9

21:59-15:00

1 stop14h 01m

£187

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 £231.

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 £193. This is often the case because there is less demand to fly during this day of the week. On the other hand, Thursday 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 £405.

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 evening when flights can be purchased for as low as £272. In contrast, the most expensive time of day to depart to California is at midday when prices are around £1,184.

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

Fly from Boston Logan Intl to San Francisco 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 £276 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 £231 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.

  • 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
8.0
7,983 reviews
Search Delta flights
Spirit AirlinesPriceFrom £97Free CancellationRating
6.3
8,054 reviews
Search Spirit Airlines flights
JetBluePriceFrom £109Free CancellationRating
7.2
2,915 reviews
Search JetBlue flights
Alaska AirlinesPriceFrom £167Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines 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.

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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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