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$79+ Cheap flights from Boston to San Francisco (BOS - SFO)

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 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SFO
Jul 30 — Aug 61
From?
To?
Tue 7/30
Tue 8/6
1 adult, Economy
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The best prices from Boston Logan Intl to San Francisco are usually found in February or September, booked 52 days in advance, depart on a Thursday or Wednesday and return on a Tuesday

Cheap flight deals from Boston to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 25, 2024.

Popular in

June

Cheapest in

February

Round-trip from

$171
(Kiwi.com)

One-way from

$79
(mytrip.com)
High demand for flights, 18% potential price rise
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Best time to find cheap flights, 16% potential price drop
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From Boston Logan Intl to San Francisco
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One-way flight from Boston Logan Intl to San Francisco
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What is the cheapest day to fly round-trip from Boston to San Francisco?

Flying to your destination on a Saturday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to San Francisco. Check prices with Cheapflights to find a great deal for your trip.

How far in advance should I book a flight from Boston to San Francisco?

To save up to 71% on this flight, we recommend booking at least 53 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Boston to San Francisco from $411 1-2 weeks out and tickets from $519 for flights departing within the next 72 hours.

What is the cheapest month to fly from Boston to San Francisco?

The best pricing can be found in the month of February. Prices to San Francisco from Boston average $366. You can even find prices in February for less than $366, as users have found deals to San Francisco from as low as $108. The month of June appears to be one of the more expensive times to travel to San Francisco from Boston. Flying in the targeted month can save you up to 22%.

What is the cheapest time of day to fly from BOS to SFO?

It’s typically best to fly out from Boston to San Francisco in the evening. Doing so could potentially save you 22% on the flight price compared to flying in the afternoon, which is usually more expensive.

Cheap Boston to San Francisco flights in July & August 2024

Find cheap flight options from Boston to San Francisco specifically for the months of July and August 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,752,877 searches. Prices were last updated on July 25, 2024.
These are some of the best deals we've found on flights to San Francisco in 2024 at this time. Check back in a little while for more flight options.
This eDestinos deal was found by Cheapflights users on 7/24. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/228:25 pmBOS - SFO
1 stop18h 17mMultiple Airlines
Tue 8/2710:05 pmSFO - BOS
2 stops23h 22mMultiple Airlines
Deal found 7/24$194
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 8/148:14 pmBOS - SFO
3 stops39h 57mMultiple Airlines
Wed 8/2112:59 amSFO - BOS
2 stops29h 19mMultiple Airlines
Deal found 7/24$195
This JetBlue deal was found by Cheapflights users on 7/24. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/216:10 amBOS - SFO
Nonstop6h 30mJetBlue
Wed 9/43:25 pmSFO - BOS
Nonstop5h 34mJetBlue
Deal found 7/24$208
This United Airlines deal was found by Cheapflights users on 7/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/246:00 amBOS - SFO
Nonstop6h 30mUnited Airlines
Tue 8/276:45 pmSFO - BOS
1 stop8h 12mUnited Airlines
Deal found 7/24$214
This deal was found by Cheapflights users on 7/24. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/267:55 amBOS - SFO
Nonstop6h 42mDelta
Wed 9/47:15 amSFO - BOS
Nonstop6h 00mDelta
Deal found 7/24$215
This JetBlue deal was found by Cheapflights users on 7/25. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/212:39 pmBOS - SFO
1 stop12h 20mJetBlue
Wed 9/43:25 pmSFO - BOS
Nonstop5h 34mJetBlue
Deal found 7/25$217
This Delta deal was found by Cheapflights users on 7/24. 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.
Sat 8/247:55 amBOS - SFO
Nonstop6h 42mDelta
Sun 9/812:50 pmSFO - BOS
Nonstop5h 55mDelta
Deal found 7/24$218
This deal was found by Cheapflights users on 7/24. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/267:00 amBOS - SFO
Nonstop6h 34mJetBlue
Wed 9/49:30 pmSFO - BOS
Nonstop5h 36mJetBlue
Deal found 7/24$224
This deal was found by Cheapflights users on 7/25. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2611:30 amBOS - SFO
1 stop10h 55mJetBlue
Wed 9/43:25 pmSFO - BOS
Nonstop5h 34mJetBlue
Deal found 7/25$225

Boston to San Francisco 2024 flight deals

Discover exclusive flight deals for travel between Boston and San Francisco in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
These are some of the best deals we've found on flights to San Francisco in 2024 at this time. Check back in a little while for more flight options.
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 8/143:05 pmBOS - SFO
2 stops46h 10mMultiple Airlines
Wed 8/218:45 amSFO - BOS
2 stops34h 19mMultiple Airlines
Deal found 7/24$171
This Supersaver deal was found by Cheapflights users on 7/24. 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 Supersaver is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/149:15 amBOS - SFO
2 stops17h 36mMultiple Airlines
Wed 8/2111:00 amSFO - BOS
3 stops22h 53mMultiple Airlines
Deal found 7/24$172
This Supersaver deal was found by Cheapflights users on 7/25. 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 Supersaver is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/153:05 pmBOS - SFO
3 stops22h 10mMultiple Airlines
Thu 8/2211:00 amSFO - BOS
3 stops22h 53mMultiple Airlines
Deal found 7/25$179
This Supersaver deal was found by Cheapflights users on 7/24. 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 Supersaver is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/143:05 pmBOS - SFO
3 stops22h 10mMultiple Airlines
Wed 8/2111:00 amSFO - BOS
3 stops22h 53mMultiple Airlines
Deal found 7/24$180
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 8/148:14 pmBOS - SFO
2 stops44h 19mMultiple Airlines
Wed 8/2112:55 pmSFO - BOS
2 stops17h 23mMultiple Airlines
Deal found 7/24$181
This eDestinos deal was found by Cheapflights users on 7/24. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/223:42 pmBOS - SFO
2 stops19h 00mMultiple Airlines
Tue 8/277:45 pmSFO - BOS
2 stops25h 42mMultiple Airlines
Deal found 7/24$187
This eDestinos deal was found by Cheapflights users on 7/24. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/228:25 pmBOS - SFO
1 stop18h 17mMultiple Airlines
Tue 8/2710:05 pmSFO - BOS
2 stops23h 22mMultiple Airlines
Deal found 7/24$194
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 8/148:14 pmBOS - SFO
3 stops39h 57mMultiple Airlines
Wed 8/2112:59 amSFO - BOS
2 stops29h 19mMultiple Airlines
Deal found 7/24$195
This Expedia deal was found by Cheapflights users on 7/24. 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.
Wed 10/212:29 pmBOS - SFO
1 stop11h 52mMultiple Airlines
Wed 11/137:40 amSFO - BOS
Nonstop5h 40mMultiple Airlines
Deal found 7/24$204

Boston to San Francisco flights leaving soon

Find last-minute flight options from Boston to San Francisco for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
Have a look at some of the last-minute flights available departing from Boston to San Francisco. Users should examine the flight details to ensure there are no surprises.
This eDestinos deal was found by Cheapflights users on 7/25. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/19:23 pmBOS - SFO
2 stops30h 21mMultiple Airlines
Mon 8/51:07 pmSFO - BOS
2 stops23h 13mMultiple Airlines
Deal found 7/25$255
This JetBlue deal was found by Cheapflights users on 7/24. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/19:15 pmBOS - SFO
Nonstop6h 30mJetBlue
Wed 8/141:15 pmSFO - BOS
Nonstop5h 41mJetBlue
Deal found 7/24$298
This JetBlue deal was found by Cheapflights users on 7/25. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/19:15 pmBOS - SFO
Nonstop6h 30mJetBlue
Sun 8/119:23 pmSFO - BOS
Nonstop5h 37mJetBlue
Deal found 7/25$317
This eDestinos deal was found by Cheapflights users on 7/24. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/19:23 pmBOS - SFO
2 stops30h 21mMultiple Airlines
Mon 8/510:18 amSFO - BOS
2 stops26h 02mMultiple Airlines
Deal found 7/24$321
This JetBlue deal was found by Cheapflights users on 7/24. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/19:15 pmBOS - SFO
Nonstop6h 30mJetBlue
Thu 8/812:15 pmSFO - BOS
1 stop8h 07mJetBlue
Deal found 7/24$326
This JetBlue deal was found by Cheapflights users on 7/24. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/316:05 amBOS - SFO
Nonstop6h 29mJetBlue
Thu 8/2210:05 pmSFO - BOS
1 stop13h 40mJetBlue
Deal found 7/24$330
This eDestinos deal was found by Cheapflights users on 7/24. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/28:43 amBOS - SFO
2 stops19h 01mMultiple Airlines
Tue 8/612:03 pmSFO - BOS
2 stops24h 17mMultiple Airlines
Deal found 7/24$332
This eDestinos deal was found by Cheapflights users on 7/25. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/19:23 pmBOS - SFO
2 stops30h 21mMultiple Airlines
Mon 8/511:59 pmSFO - BOS
1 stop7h 27mMultiple Airlines
Deal found 7/25$335
This American Airlines deal was found by Cheapflights users on 7/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/15:18 pmBOS - SFO
1 stop8h 18mAmerican Airlines
Sat 8/109:20 amSFO - BOS
1 stop8h 11mAmerican Airlines
Deal found 7/25$336

One-way flights to San Francisco from Boston

Search for one-way flight options from Boston to San Francisco. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
Users in need of a one-way flight from Boston to San Francisco can choose from these deals. Those seeking round-trip flights from Boston to San Francisco should utilize the search form at the the top of the page.
This mytrip.com deal was found by Cheapflights users on 7/24. 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 mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1812:29 pmBOS - SFO
1 stop11h 52mFrontier
Deal found 7/24$79
This Gotogate deal was found by Cheapflights users on 7/24. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1712:29 pmBOS - SFO
1 stop11h 32mFrontier
Deal found 7/24$80
This mytrip.com deal was found by Cheapflights users on 7/24. 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 mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1712:29 pmBOS - SFO
1 stop11h 32mFrontier
Deal found 7/24$82
This mytrip.com deal was found by Cheapflights users on 7/24. 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 mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1112:29 pmBOS - SFO
1 stop11h 52mFrontier
Deal found 7/24$83
This mytrip.com deal was found by Cheapflights users on 7/25. 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 mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1812:29 pmBOS - SFO
1 stop11h 52mFrontier
Deal found 7/25$84
This mytrip.com deal was found by Cheapflights users on 7/24. 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 mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/212:29 pmBOS - SFO
1 stop11h 52mFrontier
Deal found 7/24$87
This deal was found by Cheapflights users on 7/24. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/209:25 pmBOS - SFO
Nonstop6h 30mJetBlue
Deal found 7/24$98
This JetBlue deal was found by Cheapflights users on 7/24. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/249:25 pmBOS - SFO
Nonstop6h 30mJetBlue
Deal found 7/24$100
This Trip.com deal was found by Cheapflights users on 7/24. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/274:36 pmBOS - SFO
1 stop8h 54mAlaska Airlines
Deal found 7/24$103

Find flights from Boston to San Francisco within your budget

Customize your flight search to find flights from Boston to San Francisco 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 2,752,877 searches. Data last updated July 25, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$171 - $368

Route

Depart

Return

Price

Boston Logan IntlSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Wed 8/14

2 stops46h 10m

San Francisco

Wed 8/21

2 stops34h 19m

$171

Boston Logan IntlSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Wed 8/14

2 stops17h 36m

San Francisco

Wed 8/21

3 stops22h 53m

$172

Boston Logan IntlSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Thu 8/15

3 stops22h 10m

San Francisco

Thu 8/22

3 stops22h 53m

$179

Boston Logan IntlSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Wed 8/21

Nonstop6h 30m

San Francisco

Wed 9/4

Nonstop5h 34m

$208

Boston Logan IntlSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Mon 8/26

1 stop17h 43m

San Francisco

Wed 9/4

Nonstop5h 55m

$212

Boston Logan IntlSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Sat 8/24

Nonstop6h 30m

San Francisco

Tue 8/27

1 stop8h 12m

$214

Boston Logan IntlSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Mon 8/26

1 stop8h 58m

San Francisco

Wed 9/4

1 stop8h 18m

$247

Boston Logan IntlSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Wed 8/14

Nonstop6h 37m

San Francisco

Wed 8/21

1 stop10h 10m

$255

Boston Logan IntlSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Thu 8/15

1 stop14h 31m

San Francisco

Sun 8/18

1 stop7h 54m

$368

Flights are sorted by cheapest first

Deals found on 7/24

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

Use this chart to determine the optimal time to book a round-trip flight from Boston to San Francisco. Price data was last updated on July 23, 2024.
To ensure you get the cheapest price possible for a flight from Boston to San Francisco, you should look to book at least 52 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
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What is the cheapest day to fly from Boston to San Francisco?

Use this chart to determine the cheapest time to fly round-trip from Boston to San Francisco. Price data was last updated on July 21, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Boston to San Francisco flight should consider departing on Wednesday 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.
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Best time to book a flight from Boston to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco 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.

Temperature and rainfall in San Francisco by month

Plan your trip to San Francisco by taking into account the average temperature and rainfall totals by month.

SFO

Temperature

51.8 - 62.6 °F

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated July 25, 2024.
To help decide which airline to fly from Boston to San Francisco, see what other customers have to say about Delta, JetBlue and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.2
Very good
5,641 reviews

Overall

8.2

Entertainment

7.8

Comfort

8.1

Food

7.3

Boarding

8.3

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Southwest
8.2
Very good
5,641 reviews
Southwest
8.2
Very good
5,641 reviews

Overall

8.2

Entertainment

7.8

Comfort

8.1

Food

7.3

Boarding

8.3

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Alaska Airlines
8.1
Very good
9,365 reviews
Southwest
8.2
Very good
5,641 reviews

Overall

8.2

Entertainment

7.8

Comfort

8.1

Food

7.3

Boarding

8.3

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Delta
8.0
Very good
9,630 reviews
Southwest
8.2
Very good
5,641 reviews

Overall

8.2

Entertainment

7.8

Comfort

8.1

Food

7.3

Boarding

8.3

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

JetBlue
7.6
Good
3,996 reviews
Southwest
8.2
Very good
5,641 reviews

Overall

8.2

Entertainment

7.8

Comfort

8.1

Food

7.3

Boarding

8.3

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

United Airlines
7.4
Good
10,000 reviews
Southwest
8.2
Very good
5,641 reviews

Overall

8.2

Entertainment

7.8

Comfort

8.1

Food

7.3

Boarding

8.3

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Related info for your journey

Find useful and relevant information for your journey from Boston to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Boston to San Francisco?

    If you book a flight from Boston to San Francisco, you will be flying from Logan Intl to San Francisco. Flights to San Francisco (SFO) from Boston Logan Intl (BOS) take 6h 29m for a nonstop flight. There are 44 flights from Logan Intl to San Francisco per day from 9 airlines.

  • Can I find flights from Boston to San Francisco for under $200 on Cheapflights?

    Yes, there are multiple flights from Boston to San Francisco for under $200. The cheapest flight booked recently is on Multiple Airlines for just $171, but on average you can expect to pay $202.

  • Are there nonstop flights from Boston to San Francisco for under $300 on Cheapflights?

    Cheapflights has at least 20 direct flights from Boston to San Francisco under $300. A good price for a nonstop flight from Boston to San Francisco is less than $231.

  • Are there last-minute flights available from Boston to San Francisco for under $300?

    There are currently 20+ open flights from Boston to San Francisco within the next 7 days for less than $300.

  • What days are nonstop flights available from Boston to San Francisco?

    Days when nonstop flights are available for this flight are: Sunday, Monday, Thursday, Friday, Saturday.

  • How popular is this Boston to San Francisco flight route?

    Flights from Boston Logan Intl to San Francisco have been viewed 105 times in the past calendar month.

  • How many flights depart from Boston to San Francisco on average per day?

    On average 21 flights depart from Boston to San Francisco per day.
    Morning (6am - Noon) - 29% of flight departures
    Afternoon (Noon - 6pm) - 19% of flight departures
    Evening (6pm - Midnight) - 52% of flight departures

  • How long is the flight from Boston to San Francisco?

    For as low as $208, JetBlue can have you in San Francisco from Boston in 6h 30m. The distance between Boston and San Francisco is about 2712 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Boston to San Francisco round-trip?

    According to our current data, JetBlue ($208), Delta ($212), and United Airlines ($214) offers the cheapest pricing from Boston to San Francisco. JetBlue is currently priced 43% below the average price you’ll pay for this route.

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

    One-way options have recently been found by users for as low as $79 on Frontier. Other airlines that offer cheap prices include JetBlue from $98 and Alaska Airlines from $103 one-way.

  • What are the most reliable airlines from Boston to San Francisco?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Boston to San Francisco on time: Air China (90%), ANA (87%), WestJet (83%).

  • What are the cheapest flights from Boston to San Francisco?

    On average you can expect to pay $861 for a flight from Boston to San Francisco. The cheapest flight overall is $118 while the most popular route, (Boston Logan Intl - San Francisco) is currently priced at $196.

  • What does BOS to SFO mean?

    Great question - BOS to SFO just means Boston Logan Intl Airport to San Francisco Airport. Now you’ll know what these unique codes when you look for flights!

  • Where are the most common layover locations when flying from Boston to San Francisco?

    Most of the time, Boston to San Francisco flights that have layovers will stop in Charlotte.

  • What are some popular things to do or see while on a layover in Charlotte?

    Charlotte travelers tend to visit Carowind, Mint Museum Uptown, and NASCAR Hall of Fame more than anywhere else. Carowind, Mint Museum Uptown, and NASCAR Hall of Fame can be accessed by traveling approximately 8.2 mi, 5.4 mi, and 5.7 mi, respectively from Charlotte Douglas. Those landing in Charlotte looking to spend some time exploring during their layover can rent a car for about $58 per day.

  • Where are the least popular layover locations for Boston to San Francisco flights?

    Boston to San Francisco flights have a layover in New York least often.

  • Can I find deals for flights from Boston to San Francisco that include extra baggage allowance?

    The amount of baggage you can bring on your Boston to San Francisco flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Boston to San Francisco with specific airlines?

    Yes, Cheapflights allows you to browse and filter Boston to San Francisco flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

  • How can I find direct flights from Boston to San Francisco?

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

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

    Yes. Cheapflights offers flight deals from Boston to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Boston to San Francisco that allow pets onboard?

    Many airlines flying from Boston to San Francisco offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Boston to San Francisco?

    Yes, you can often find last-minute deals on Boston to San Francisco flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Boston to San Francisco flight deals updated?

    The Boston to San Francisco flight deals you see on this page were last updated on 7/25.

  • What are the most popular airlines that fly from Boston to San Francisco?

    Before booking your flight from Boston to San Francisco check out the most popular airlines for this route: American Airlines, Alaska Airlines or JetBlue.

  • What is the cheapest month to book a flight from Boston to San Francisco?

    Currently, September is the cheapest month in which you can book a flight from Boston to San Francisco (average of $268). Flying from Boston to San Francisco in June is currently the most expensive (average of $382). 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 7 airlines flying from Boston to San Francisco

Discover the top 7 airlines that operate flights from Boston to San Francisco. 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 2,752,877 searches. Data last updated July 25, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$89Average$209FlexibilityNo cancel feeOn-time65%
Alaska AirlinesCheapest$112Average$375FlexibilityNo cancel feeOn-time75%
DeltaCheapest$118Average$345FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$121Average$336FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$124Average$351FlexibilityNo cancel feeOn-time62%
Sun Country AirCheapest$171Average$335FlexibilityNo cancel feeOn-time83%
United AirlinesCheapest$182Average$411FlexibilityNo cancel feeOn-time69%
Las Vegas to San Francisco flights
Charlotte to Orlando flights
Jamaica to The Bahamas flights
USA to Canada flights
Newark Airport to Nashville flights
Atlanta to Chicago flights
Washington, D.C. Reagan-National Airport to Orlando flights
Baltimore to Miami flights
New York to Aruba flights
Newark Airport to Las Vegas flights
Chicago to San Diego flights
Boston to Springfield, Massachusetts flights

Search flights from Boston to San Francisco by cabin class

Find flights from Boston to San Francisco, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
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Hourly flight availability from Boston to San Francisco

Find hourly flight availability from Boston to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 25, 2024.
1%of flight departuresEarly morningMidnight to 6 am
52%of flight departuresMorning6 am to noon
12%of flight departuresAfternoonNoon to 6 pm
35%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Boston to San Francisco

Explore weekly flight availability from Boston to San Francisco. 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 July 25, 2024.
Sunday48daily flights
Monday51daily flights
Tuesday45daily flights
Wednesday40daily flights
Thursday45daily flights
Friday50daily flights
Saturday33daily flights

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