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Fremont

$132+ Cheap flights from Boston (BOS) to Fremont, CA

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 11/20. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SFO
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to Fremont are usually found in January or September, booked 83 days in advance, depart on a Wednesday or Thursday and return on a Tuesday

Cheap flight deals from Boston to Fremont

Keep the following information in mind while searching for Boston to Fremont flight deals. Data was last updated October 29, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$206
(United Airlines)

One-way from

$132
(Flysmarter)

Popular in

December

Cheapest in

January

Average price

$391
Provider with most accurate pricing for Boston Logan Intl-San Francisco flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-San Francisco flights.
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From Boston Logan Intl to Fremont
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One-way flight from Boston Logan Intl to Fremont
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Highest demand for flights based on searches. 2% potential increase in price ($7 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Boston to Fremont

Cheapest flights from Boston to Fremont
Explore the most affordable flight options available from Boston to Fremont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This Alaska Airlines deal was found by Cheapflights users on 10/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/114:24 pmBOS - SFO
1 stop10h 24mAlaska Airlines
Sun 12/147:00 amSFO - BOS
Nonstop5h 37mAlaska Airlines
Deal found 10/28$207
This JetBlue deal was found by Cheapflights users on 10/29. 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.
Thu 12/45:40 amBOS - SFO
1 stop9h 05mJetBlue
Wed 12/1011:45 amSFO - BOS
Nonstop5h 34mJetBlue
Deal found 10/29$208
This Priceline deal was found by Cheapflights users on 10/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/128:14 pmBOS - SFO
Nonstop6h 45mJetBlue
Thu 1/810:40 pmSFO - BOS
1 stop10h 35mJetBlue
Deal found 10/29$211
This Trip.com deal was found by Cheapflights users on 10/28. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/146:59 pmBOS - SFO
Nonstop6h 51mHawaiian Airlines
Tue 11/187:00 amSFO - BOS
Nonstop5h 41mHawaiian Airlines
Deal found 10/28$212
This Alaska Airlines deal was found by Cheapflights users on 10/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/104:24 pmBOS - SFO
1 stop9h 24mAlaska Airlines
Thu 12/117:00 amSFO - BOS
1 stop7h 52mAlaska Airlines
Deal found 10/28$216
This American Airlines deal was found by Cheapflights users on 10/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/41:37 pmBOS - SFO
1 stop9h 24mAmerican Airlines
Wed 12/1011:15 pmSFO - BOS
1 stop7h 20mAmerican Airlines
Deal found 10/27$218
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
Sun 12/711:28 amBOS - SFO
1 stop29h 00mFrontier
Sun 12/286:00 amSFO - BOS
2 stops40h 19mFrontier
Deal found 10/28$220
This American Airlines deal was found by Cheapflights users on 10/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/171:25 pmBOS - SFO
1 stop11h 44mAmerican Airlines
Thu 1/296:00 amSFO - BOS
1 stop8h 20mAmerican Airlines
Deal found 10/28$221
This JetBlue deal was found by Cheapflights users on 10/27. 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.
Tue 12/95:40 amBOS - SFO
1 stop9h 05mJetBlue
Tue 12/93:20 pmSFO - BOS
Nonstop5h 31mJetBlue
Deal found 10/27$222
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Fri 12/126:00 amBOS - SFO
Nonstop6h 45mUnited Airlines
Thu 12/252:05 pmSFO - BOS
Nonstop5h 43mUnited Airlines
Deal found 10/28$224

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Fremont 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 October 29, 2025.
Use the filters below to find and compare flights from Boston to Fremont that are best for you.

Fly from

Boston

Fly to

Fremont

Route

Depart

Return

Price

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Thu 12/11

4:24 pm-11:48 pm

1 stop10h 24m

San Francisco

Sun 12/14

7:00 am-3:37 pm

Nonstop5h 37m

$207

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Mon 12/15

7:20 am-1:55 pm

1 stop9h 35m

San Francisco

Wed 12/17

5:50 am-4:05 pm

1 stop7h 15m

$217

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Tue 2/3

10:56 am-2:51 pm

Nonstop6h 55m

San Francisco

Tue 2/10

12:43 am-12:19 pm

1 stop8h 36m

$217

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Mon 2/2

10:05 am-5:13 pm

1 stop10h 08m

San Francisco

Wed 2/11

7:00 am-5:50 pm

1 stop7h 50m

$221

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Fri 11/14

7:25 am-11:23 am

Nonstop6h 58m

San Francisco

Mon 11/17

9:48 pm-6:25 am

Nonstop5h 37m

$227

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Tue 2/10

1:25 pm-10:49 pm

1 stop12h 24m

San Francisco

Wed 2/11

8:30 pm-5:01 am

Nonstop5h 31m

$227

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Sat 12/6

5:52 pm-11:58 pm

1 stop9h 06m

San Francisco

Tue 12/16

9:16 pm-5:50 am

Nonstop5h 34m

$227

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Mon 12/8

6:59 pm-11:00 am

1 stop19h 01m

San Francisco

Fri 12/12

7:00 am-5:52 pm

1 stop7h 52m

$236

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Sun 11/23

6:12 pm-9:59 pm

Nonstop6h 47m

San Francisco

Sat 12/6

7:00 am-8:07 pm

1 stop10h 07m

$245

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Thu 1/29

8:05 pm-11:59 pm

Nonstop6h 54m

San Francisco

Mon 2/2

8:45 pm-7:41 am

1 stop7h 56m

$249

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Showing 1-10 of 24 results
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2
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Best time to book a flight from Boston to Fremont

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

How far ahead should I book a flight from Boston to Fremont?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Fremont. Price data was last updated on October 24, 2025.

Booking 83 days in advance of your planned departure date is, on average, the best time to get cheap flights from Boston to Fremont. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, March is the cheapest month in which you can book a flight from Boston to Fremont (average of $98). Flying from Boston to Fremont in May is currently the most expensive (average of $178). 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 FR8?

Find hourly flight availability from Boston to Fremont. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 29, 2025.

It’s typically best to fly out from Boston to Fremont in the evening. Doing so could potentially save you 38% on the flight price compared to flying at noon, which is usually more expensive.

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

Use this chart to determine the cheapest time to fly round-trip from Boston to Fremont. Price data was last updated on December 16, 2024.

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

How much does it cost to fly round-trip from Boston to Fremont?

Reviews of airlines servicing Fremont

Get insights into the airlines that provide service to Fremont. 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 Fremont. Reviews last updated October 29, 2025.
Read through reviews of airlines operating flights from Boston to Fremont, such as Alaska Airlines, Delta, and Hawaiian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,214 reviews

Boarding

8.1

Overall

8.0

Food

7.1

Comfort

7.8

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
11,214 reviews
Alaska Airlines
8.0
Very good
11,214 reviews

Boarding

8.1

Overall

8.0

Food

7.1

Comfort

7.8

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Delta
7.9
Good
7,993 reviews
Alaska Airlines
8.0
Very good
11,214 reviews

Boarding

8.1

Overall

8.0

Food

7.1

Comfort

7.8

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Hawaiian Airlines
7.8
Good
2,797 reviews
Alaska Airlines
8.0
Very good
11,214 reviews

Boarding

8.1

Overall

8.0

Food

7.1

Comfort

7.8

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
United Airlines
7.4
Good
8,998 reviews
Alaska Airlines
8.0
Very good
11,214 reviews

Boarding

8.1

Overall

8.0

Food

7.1

Comfort

7.8

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
JetBlue
7.2
Good
2,906 reviews
Alaska Airlines
8.0
Very good
11,214 reviews

Boarding

8.1

Overall

8.0

Food

7.1

Comfort

7.8

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

Related info for your journey

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

    If you book a flight to Fremont 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. There are 26 flights from Logan Intl to Fremont per day from 9 different airlines.

  • How popular is this Boston to Fremont flight route?

    Flights from Boston Logan Intl to Fremont have been viewed 77 times in the past calendar month.

  • How long is the flight from Boston to Fremont?

    For as low as $217, Alaska Airlines can have you in Fremont from Boston in 6h 55m. Boston and Fremont are separated by a distance of 2696 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    The cheapest airlines for a one-way flight from Boston to Fremont are United Airlines ($137), Delta ($137), and JetBlue ($139).

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

    The top 3 most reliable airlines when flying from Boston to Fremont are Qantas Airways (100%), Air China (97%) and ANA (91%).

  • What are the cheapest flights from Boston to Fremont?

    While on average a flight from Boston to Fremont is generally $1,005, our data shows the cheapest flight currently is $120. When looking at the most popular route, (Boston Logan Intl - San Francisco), you can expect to pay $192 for that flight.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Boston to Fremont (average of $98). Flying from Boston to Fremont in May is currently the most expensive (average of $178). 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.

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Top 9 airlines flying from Boston to Fremont

Discover the top 9 airlines that operate flights from Boston to Fremont. 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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$84Average$212FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$98Average$313FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$129Average$323FlexibilityNo cancel feeOn-time85%
Sun Country AirCheapest$141Average$315FlexibilityNo cancel feeOn-time83%
SouthwestCheapest$153Average$439FlexibilityNo cancel feeOn-time63%
DeltaCheapest$190Average$372FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$228Average$332FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$228Average$404FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$231Average$385FlexibilityNo cancel feeOn-time71%

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