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Find cheap flights from California to Boston from $56

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Boston departing on 6/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
tor. 6/6
tor. 6/13

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In the last 7 days travelers have searched 43,707,506 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

October

Cheapest flight

$56
Best time to beat the crowds with an average 23% drop in price.
Most popular time to fly and prices are also 7% lower on average.
Flight from San Diego to Boston

FAQs for booking flights from California to Boston

  • How does KAYAK find such low prices on flights from California to Boston?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from California to Boston.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from California to Boston?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Boston from California is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from California to Boston?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Boston with an airline and back to California with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from California to Boston?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Boston from California up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from California to Boston?

Find which airlines fly direct from California to Logan Intl, which days they fly and book direct flights.

Nonstop departures

California to Boston Logan Intl

Monday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

Tuesday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Wednesday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Thursday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

Saturday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

See more direct flights

Nonstop returns

Boston Logan Intl to California

Monday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

Tuesday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Wednesday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Thursday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

Saturday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

See more direct flights
See more direct flights

Book cheap flights from California to Boston

Recent round-trip flight deals

5/28tir.
1 stopSpirit Airlines
7h 55mSAN-BOS
5/29ons.
2 stopsSpirit Airlines
20h 06mBOS-SAN
$125
6/4tir.
2 stopsSpirit Airlines
23h 19mSAN-BOS
6/11tir.
2 stopsSpirit Airlines
29h 34mBOS-SAN
$129
9/4ons.
1 stopAmerican Airlines
7h 42mSFO-BOS
9/11ons.
1 stopAmerican Airlines
8h 26mBOS-SFO
$195
9/14lør.
1 stopAmerican Airlines
7h 42mSFO-BOS
9/24tir.
1 stopAmerican Airlines
9h 44mBOS-SFO
$196
8/6tir.
nonstopUnited Airlines
5h 43mSFO-BOS
8/20tir.
nonstopUnited Airlines
6h 32mBOS-SFO
$199
8/6tir.
1 stopJetBlue
9h 39mSFO-BOS
8/20tir.
nonstopJetBlue
6h 30mBOS-SFO
$208
5/17fre.
1 stop
27h 37mSAN-BOS
5/31fre.
1 stop
13h 24mBOS-SAN
$210
5/26søn.
nonstopJetBlue
5h 49mSFO-BOS
6/8lør.
nonstopJetBlue
6h 27mBOS-SFO
$217
5/29ons.
1 stopUnited Airlines
7h 49mSFO-BOS
6/4tir.
nonstopUnited Airlines
6h 28mBOS-SFO
$221
5/17fre.
1 stop
27h 37mSAN-BOS
5/20man.
2 stops
32h 17mBOS-SAN
$222

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Recent one-way flight deals

6/4tir.
2 stopsSpirit Airlines
23h 19mSAN-BOS
$56
6/5ons.
1 stopSpirit Airlines
9h 21mSAN-BOS
$61
9/17tir.
nonstopJetBlue
5h 33mLAX-BOS
$94
5/31fre.
nonstopJetBlue
5h 30mLAX-BOS
$99
8/7ons.
2 stopsAmerican Airlines
10h 05mSJC-BOS
$104
8/13tir.
1 stopAlaska Airlines
7h 52mSJC-BOS
$120
5/17fre.
1 stop
27h 37mSAN-BOS
$124
5/30tor.
2 stops
16h 51mSMF-BOS
$126
6/3man.
1 stopAlaska Airlines
10h 20mBUR-BOS
$141
6/1lør.
2 stopsAmerican Airlines
9h 20mONT-BOS
$148

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Search by price

Last minute flights from California to Boston

Last minute flight, train and bus deals

5/10fre.
multi-stop
15h 14mLAX-BOS
5/14tir.
multi-stop
13h 09mBOS-LAX
$264
5/12søn.
multi-stopSpirit Airlines
11h 08mLAX-BOS
5/15ons.
multi-stopSpirit Airlines
23h 47mBOS-LAX
$268
5/12søn.
multi-stopUnited Airlines
7h 29mSFO-BOS
6/5ons.
nonstopUnited Airlines
6h 28mBOS-SFO
$292
5/8ons.
multi-stopAmerican Airlines
8h 07mSFO-BOS
5/29ons.
multi-stopAmerican Airlines
9h 33mBOS-SFO
$315
5/8ons.
nonstopDelta
5h 45mSFO-BOS
5/29ons.
nonstopDelta
6h 45mBOS-SFO
$336
5/12søn.
multi-stopAmerican Airlines
7h 39mSJC-BOS
5/16tor.
multi-stopAmerican Airlines
8h 55mBOS-SJC
$348
5/12søn.
nonstopAlaska Airlines
5h 55mSFO-BOS
5/31fre.
nonstopAlaska Airlines
6h 50mBOS-SFO
$354
5/12søn.
multi-stopAlaska Airlines
8h 05mSFO-BOS
5/31fre.
nonstopAlaska Airlines
6h 50mBOS-SFO
$363
5/8ons.
multi-stopDelta
10h 24mSFO-BOS
5/29ons.
nonstopDelta
6h 45mBOS-SFO
$387
5/12søn.
multi-stopUnited Airlines
7h 29mSFO-BOS
6/5ons.
multi-stopUnited Airlines
8h 18mBOS-SFO
$396

Search by stops

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Search by price