$169+ 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 8/15. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SFO
Jul 28 — Aug 41
Round-trip
1 adult, Economy
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Find cheap flights from Boston to Fremont with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Boston Logan Intl to Fremont are usually found in January or September, booked 46 days in advance, depart on a Wednesday or Thursday and return on a Wednesday
Cheap flight deals from Boston to Fremont
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Best
Last-minute
One-way
Cheapest flights from Boston to FremontExplore 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 June 28, 2026.
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 June 28, 2026.
This United Airlines deal was found by Cheapflights users on 6/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/286:00 am
BOS
- SFO
Nonstop6h 27m
United Airlines
Tue 8/46:56 pm
SFO
- BOS
1 stop8h 02m
United Airlines
Deal found 6/27![United Airlines logo]()
$306
This Delta deal was found by Cheapflights users on 6/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/168:55 pm
BOS
- SFO
Nonstop6h 38m
Delta
Mon 7/2010:10 pm
SFO
- BOS
Nonstop5h 35m
Delta
Deal found 6/23![Delta logo]()
$307
This Cheapflightsfares deal was found by Cheapflights users on 6/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/228:55 pm
BOS
- SFO
Nonstop6h 35m
JetBlue
Sun 7/263:45 pm
SFO
- BOS
Nonstop5h 42m
JetBlue
Deal found 6/24![JetBlue logo]()
$308
This Cheapflightsfares deal was found by Cheapflights users on 6/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:35 am
BOS
- SFO
Nonstop6h 31m
JetBlue
Sat 9/122:00 pm
SFO
- BOS
Nonstop5h 47m
JetBlue
Deal found 6/24![JetBlue logo]()
$309
This Cheapflightsfares deal was found by Cheapflights users on 6/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/74:00 pm
BOS
- SFO
1 stop10h 31m
JetBlue
Mon 10/1211:59 pm
SFO
- BOS
1 stop7h 47m
JetBlue
Deal found 6/24![JetBlue logo]()
$310
This JetBlue deal was found by Cheapflights users on 6/23. 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.
Wed 8/198:55 pm
BOS
- SFO
Nonstop6h 35m
JetBlue
Mon 9/148:25 pm
SFO
- BOS
1 stop11h 21m
JetBlue
Deal found 6/23![JetBlue logo]()
$311
This Frontier deal was found by Cheapflights users on 6/25. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1812:45 pm
BOS
- SFO
1 stop9h 18m
Frontier
Tue 8/1810:35 pm
SFO
- BOS
1 stop10h 12m
Frontier
Deal found 6/25![Frontier logo]()
$312
This United Airlines deal was found by Cheapflights users on 6/26. 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.
Sat 7/116:00 am
BOS
- SFO
Nonstop6h 27m
United Airlines
Fri 8/281:15 pm
SFO
- BOS
1 stop7h 44m
United Airlines
Deal found 6/26![United Airlines logo]()
$313
This Kiwi.com deal was found by Cheapflights users on 6/23. 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.
Wed 7/2211:59 am
BOS
- SFO
1 stop10h 19m
Frontier
Wed 7/2911:00 pm
SFO
- BOS
1 stop8h 57m
Frontier
Deal found 6/23![Frontier logo]()
$314
This Kiwi.com deal was found by Cheapflights users on 6/24. 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.
Thu 8/2012:45 pm
BOS
- SFO
1 stop9h 18m
Frontier
Sat 9/127:30 pm
SFO
- BOS
2 stops13h 35m
Frontier
Deal found 6/24![Frontier logo]()
$315
This JetBlue deal was found by Cheapflights users on 6/26. 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.
Wed 7/228:20 am
BOS
- SFO
Nonstop6h 34m
JetBlue
Wed 7/2911:26 am
SFO
- BOS
Nonstop5h 50m
JetBlue
Deal found 6/26![JetBlue logo]()
$316
This Delta deal was found by Cheapflights users on 6/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/187:35 am
BOS
- SFO
Nonstop6h 34m
Delta
Fri 9/1112:20 pm
SFO
- BOS
Nonstop5h 48m
Delta
Deal found 6/23![Delta logo]()
$317
Best flights from Boston to FremontDiscover carefully curated flight deals from Boston to Fremont that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 28, 2026.
Discover carefully curated flight deals from Boston to Fremont that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 28, 2026.
This United Airlines deal was found by Cheapflights users on 6/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/286:00 am
BOS
- SFO
Nonstop6h 27m
United Airlines
Tue 8/46:56 pm
SFO
- BOS
1 stop8h 02m
United Airlines
Deal found 6/27![United Airlines logo]()
$306
This JetBlue deal was found by Cheapflights users on 6/26. 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.
Sun 7/129:50 am
BOS
- SFO
Nonstop6h 33m
JetBlue
Tue 7/1412:30 pm
SFO
- BOS
Nonstop5h 48m
JetBlue
Deal found 6/26![JetBlue logo]()
$327
This Southwest deal was found by Cheapflights users on 6/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/175:00 am
BOS
- SFO
1 stop8h 35m
Southwest
Sat 8/2211:40 pm
SFO
- BOS
2 stops10h 00m
Southwest
Deal found 6/25![Southwest logo]()
$372
This Delta deal was found by Cheapflights users on 6/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/125:05 pm
BOS
- SFO
Nonstop6h 46m
Delta
Wed 8/197:00 am
SFO
- BOS
Nonstop5h 45m
Delta
Deal found 6/24![Delta logo]()
$387
This United Airlines deal was found by Cheapflights users on 6/23. 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.
Sat 9/124:15 pm
BOS
- SFO
Nonstop6h 25m
United Airlines
Wed 9/3012:10 pm
SFO
- BOS
Nonstop5h 52m
United Airlines
Deal found 6/23![United Airlines logo]()
$327
This Southwest deal was found by Cheapflights users on 6/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:05 am
BOS
- SFO
2 stops10h 40m
Southwest
Sat 8/2910:30 pm
SFO
- BOS
1 stop8h 35m
Southwest
Deal found 6/24![Southwest logo]()
$372
This JetBlue deal was found by Cheapflights users on 6/26. 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 9/244:00 pm
BOS
- SFO
1 stop10h 31m
JetBlue
Thu 10/13:15 pm
SFO
- BOS
Nonstop5h 43m
JetBlue
Deal found 6/26![JetBlue logo]()
$377
This United Airlines deal was found by Cheapflights users on 6/26. 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.
Thu 8/66:00 am
BOS
- SFO
Nonstop6h 27m
United Airlines
Wed 8/122:07 pm
SFO
- BOS
Nonstop5h 52m
United Airlines
Deal found 6/26![United Airlines logo]()
$370
This JetBlue deal was found by Cheapflights users on 6/27. 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.
Mon 12/78:00 am
BOS
- SFO
Nonstop6h 47m
JetBlue
Fri 12/117:00 am
SFO
- BOS
1 stop10h 07m
JetBlue
Deal found 6/27![JetBlue logo]()
$390
This Southwest deal was found by Cheapflights users on 6/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/158:15 am
BOS
- SFO
2 stops11h 10m
Southwest
Mon 9/215:35 am
SFO
- BOS
2 stops11h 05m
Southwest
Deal found 6/23![Southwest logo]()
$395
This Southwest deal was found by Cheapflights users on 6/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/235:35 am
BOS
- SFO
1 stop8h 40m
Southwest
Sun 11/16:00 am
SFO
- BOS
1 stop7h 25m
Southwest
Deal found 6/25![Southwest logo]()
$397
This Southwest deal was found by Cheapflights users on 6/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/58:15 am
BOS
- SFO
2 stops11h 10m
Southwest
Tue 8/1111:15 am
SFO
- BOS
1 stop10h 10m
Southwest
Deal found 6/27![Southwest logo]()
$404
Last-minute flights from Boston to FremontDiscover last-minute flight deals from Boston to Fremont. Data last updated June 28, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Fremont. Data last updated June 28, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 6/26. 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.
Sat 7/116:00 am
BOS
- SFO
Nonstop6h 27m
United Airlines
Fri 8/281:15 pm
SFO
- BOS
1 stop7h 44m
United Airlines
Deal found 6/26![United Airlines logo]()
$313
This United Airlines deal was found by Cheapflights users on 6/23. 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.
Sat 7/116:00 am
BOS
- SFO
Nonstop6h 27m
United Airlines
Mon 7/136:56 pm
SFO
- BOS
1 stop8h 02m
United Airlines
Deal found 6/23![United Airlines logo]()
$317
This Kissandfly.com deal was found by Cheapflights users on 6/23. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/1411:52 am
BOS
- SFO
1 stop10h 26m
Frontier
Tue 7/214:15 pm
SFO
- BOS
Nonstop5h 56m
Frontier
Deal found 6/23![Frontier logo]()
$318
This Delta deal was found by Cheapflights users on 6/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/168:55 pm
BOS
- SFO
Nonstop6h 38m
Delta
Mon 7/2010:10 pm
SFO
- BOS
Nonstop5h 35m
Delta
Deal found 6/23![Delta logo]()
$307
This Expedia deal was found by Cheapflights users on 6/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1611:52 am
BOS
- SFO
1 stop10h 26m
Multiple Airlines
Tue 7/213:18 pm
SFO
- BOS
Nonstop5h 41m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$312
This United Airlines deal was found by Cheapflights users on 6/23. 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.
Tue 7/215:45 am
BOS
- SFO
1 stop8h 34m
United Airlines
Thu 7/239:25 pm
SFO
- BOS
Nonstop5h 56m
United Airlines
Deal found 6/23![United Airlines logo]()
$315
This Cheapflightsfares deal was found by Cheapflights users on 6/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/228:55 pm
BOS
- SFO
Nonstop6h 35m
JetBlue
Sun 7/263:45 pm
SFO
- BOS
Nonstop5h 42m
JetBlue
Deal found 6/24![JetBlue logo]()
$308
This JetBlue deal was found by Cheapflights users on 6/26. 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.
Wed 7/228:55 pm
BOS
- SFO
Nonstop6h 35m
JetBlue
Sun 9/207:50 am
SFO
- BOS
Nonstop5h 59m
JetBlue
Deal found 6/26![JetBlue logo]()
$311
This Kiwi.com deal was found by Cheapflights users on 6/23. 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.
Wed 7/2211:59 am
BOS
- SFO
1 stop10h 19m
Frontier
Wed 7/2911:00 pm
SFO
- BOS
1 stop8h 57m
Frontier
Deal found 6/23![Frontier logo]()
$314
This JetBlue deal was found by Cheapflights users on 6/26. 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.
Wed 7/228:20 am
BOS
- SFO
Nonstop6h 34m
JetBlue
Wed 7/2911:26 am
SFO
- BOS
Nonstop5h 50m
JetBlue
Deal found 6/26![JetBlue logo]()
$316
This United Airlines deal was found by Cheapflights users on 6/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/286:00 am
BOS
- SFO
Nonstop6h 27m
United Airlines
Tue 8/46:56 pm
SFO
- BOS
1 stop8h 02m
United Airlines
Deal found 6/27![United Airlines logo]()
$306
This Expedia deal was found by Cheapflights users on 6/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3011:52 am
BOS
- SFO
1 stop10h 26m
Multiple Airlines
Tue 8/1112:30 pm
SFO
- BOS
Nonstop5h 48m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$310
One-way flights from Boston to FremontSearch for one-way flight options from Boston to Fremont. Find affordable one-way fares based on user searches. Data last updated June 28, 2026.
Search for one-way flight options from Boston to Fremont. Find affordable one-way fares based on user searches. Data last updated June 28, 2026.
This Southwest deal was found by Cheapflights users on 6/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/155:30 am
BOS
- SFO
1 stop13h 55m
Southwest
Deal found 6/25![Southwest logo]()
$169
This Super.com deal was found by Cheapflights users on 6/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/411:52 am
BOS
- SFO
1 stop10h 26m
Frontier
Deal found 6/28![Frontier logo]()
$172
This United Airlines deal was found by Cheapflights users on 6/23. 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.
Sat 7/186:00 am
BOS
- SFO
Nonstop6h 27m
United Airlines
Deal found 6/23![United Airlines logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 6/24. 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.
Wed 7/2911:59 am
BOS
- SFO
1 stop10h 19m
Frontier
Deal found 6/24![Frontier logo]()
$175
This Frontier deal was found by Cheapflights users on 6/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1812:45 pm
BOS
- SFO
1 stop9h 18m
Frontier
Deal found 6/26![Frontier logo]()
$176
This Kiwi.com deal was found by Cheapflights users on 6/26. 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.
Wed 7/2211:59 am
BOS
- SFO
1 stop10h 19m
Frontier
Deal found 6/26![Frontier logo]()
$177
This United Airlines deal was found by Cheapflights users on 6/26. 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.
Wed 7/226:00 am
BOS
- SFO
Nonstop6h 27m
United Airlines
Deal found 6/26![United Airlines logo]()
$178
This Delta deal was found by Cheapflights users on 6/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/155:05 pm
BOS
- SFO
Nonstop6h 46m
Delta
Deal found 6/23![Delta logo]()
$179
This Cheapflightsfares deal was found by Cheapflights users on 6/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/136:55 am
BOS
- SFO
Nonstop6h 35m
JetBlue
Deal found 6/24![JetBlue logo]()
$181
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 8/3010:04 am
BOS
- SFO
2 stops37h 36m
Frontier
Deal found 6/24![Frontier logo]()
$182
This American Airlines deal was found by Cheapflights users on 6/24. 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.
Sun 8/309:19 am
BOS
- SFO
1 stop8h 35m
American Airlines
Deal found 6/24![American Airlines logo]()
$184
Find flight deals from Boston to Fremont
Keep the following information in mind while searching for Boston to Fremont flight deals. Data was last updated June 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $306 (United Airlines) |
One-way from | $169 (Southwest) |
Popular in | June |
Cheapest in | January |
Average price | $459 |
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 June 28, 2026.
Use the filters below to find and compare flights from Boston to Fremont that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Tue 7/28
6:00 am-9:27 am
Nonstop6h 27m
San Francisco
Tue 8/4
6:56 pm-5:58 am
1 stop8h 02m
$306
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Sun 7/12
9:50 am-1:23 pm
Nonstop6h 33m
San Francisco
Tue 7/14
12:30 pm-9:18 pm
Nonstop5h 48m
$327
Quickest round-trip
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Sat 9/12
4:15 pm-7:40 pm
Nonstop6h 25m
San Francisco
Wed 9/30
12:10 pm-9:02 pm
Nonstop5h 52m
$327
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Thu 8/6
6:00 am-9:27 am
Nonstop6h 27m
San Francisco
Wed 8/12
2:07 pm-10:59 pm
Nonstop5h 52m
$370
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Mon 8/17
5:00 am-10:35 am
1 stop8h 35m
San Francisco
Sat 8/22
11:40 pm-12:40 pm
2 stops10h 00m
$372
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Sat 8/22
7:05 am-2:45 pm
2 stops10h 40m
San Francisco
Sat 8/29
10:30 pm-10:05 am
1 stop8h 35m
$372
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Thu 9/24
4:00 pm-11:31 pm
1 stop10h 31m
San Francisco
Thu 10/1
3:15 pm-11:58 pm
Nonstop5h 43m
$377
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Wed 8/12
5:05 pm-8:51 pm
Nonstop6h 46m
San Francisco
Wed 8/19
7:00 am-3:45 pm
Nonstop5h 45m
$387
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Mon 12/7
8:00 am-11:47 am
Nonstop6h 47m
San Francisco
Fri 12/11
7:00 am-8:07 pm
1 stop10h 07m
$390
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Tue 9/15
8:15 am-4:25 pm
2 stops11h 10m
San Francisco
Mon 9/21
5:35 am-7:40 pm
2 stops11h 05m
$395
Showing 1-10 of 23 resultsSorted by cheapest first
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.
BOS-SFO
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
BOS-FR8
BOS-SFO
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 June 28, 2026.
It’s typically best to fly out from Boston to Fremont in the evening. Doing so could potentially save you 56% on the flight price compared to flying at noon, which is usually more expensive.
Weekly flight availability from Boston to Fremont
Explore weekly flight availability from Boston to Fremont. 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 June 28, 2026.
The most flights from BOS to FR8 are scheduled on a Friday (48 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (37 on average).
How much does it cost to fly round-trip from Boston to Fremont?
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 June 27, 2026.
Travelers seeking maximum savings on their Boston to Fremont flight should consider departing on Thursday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
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 June 28, 2026.
Read through reviews of airlines operating flights from Boston to Fremont, such as Alaska Airlines,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Food
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Boarding
8.1
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Food
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Boarding
8.1
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Food
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Boarding
8.1
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Food
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Boarding
8.1
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Food
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Boarding
8.1
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Food
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
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.
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Alternative routes for Boston to Fremont
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Complete your trip
Complete your trip to Fremont by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Boston to Fremont by cabin class
Find flights from Boston to Fremont, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Boston and Fremont flights
Browse other Boston and Fremont flight options. Last updated on June 28, 2026.
Other flights from Boston
Browse through other flights departing from Boston. Flights are based on user searches made on Cheapflights and were last updated on June 28, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Boston to Fremont flights
Consider these flights traveling from Boston to Fremont.
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 June 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$118 | Average$266 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$131 | Average$221 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$138 | Average$340 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$152 | Average$383 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$158 | Average$382 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$179 | Average$418 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$207 | Average$334 | FlexibilityNo cancel fee | On-time83% | |
| Cheapest$236 | Average$424 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$250 | Average$436 | FlexibilityNo cancel fee | On-time71% |