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$126+ Cheap flights from New Hampshire to San Francisco (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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — SFO
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
1 adult, Economy
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Cheap flight deals from New Hampshire to San Francisco

Keep the following information in mind while searching for New Hampshire to San Francisco flight deals. Data was last updated August 18, 2025.

Round-trip from

$237
(JetBlue)

One-way from

$126
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$388
From New Hampshire to San Francisco
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One-way flight from New Hampshire to San Francisco
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Highest demand for flights based on searches. 2% potential increase in price ($10 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from New Hampshire to San Francisco

Cheapest flights from New Hampshire to San Francisco
Explore the most affordable flight options available from New Hampshire to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.

This JetBlue deal was found by Cheapflights users on 8/18. 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 9/109:00 amBOS - SFO
Nonstop6h 42mJetBlue
Sat 9/138:40 amSFO - BOS
Nonstop6h 08mJetBlue
Deal found 8/18$237
This Delta deal was found by Cheapflights users on 8/16. 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 9/66:45 pmBOS - SFO
Nonstop6h 56mDelta
Sat 9/137:05 amSFO - BOS
Nonstop5h 42mDelta
Deal found 8/16$238
This Expedia deal was found by Cheapflights users on 8/16. 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.
Sat 9/68:38 amBOS - SFO
1 stop15h 43mMultiple Airlines
Sun 9/146:10 amSFO - BOS
Nonstop5h 50mMultiple Airlines
Deal found 8/16$239
This Frontier deal was found by Cheapflights users on 8/16. 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.
Thu 10/169:50 amBOS - SFO
1 stop14h 33mFrontier
Thu 11/612:43 pmSFO - BOS
2 stops16h 09mFrontier
Deal found 8/16$240
This Frontier deal was found by Cheapflights users on 8/16. 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.
Thu 9/410:53 amBOS - SFO
2 stops15h 09mFrontier
Wed 9/107:10 amSFO - BOS
2 stops22h 33mFrontier
Deal found 8/16$241
This CheapOair deal was found by Cheapflights users on 8/17. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/811:43 amBOS - SFO
2 stops30h 23mFrontier
Sat 11/1510:23 pmSFO - BOS
1 stop31h 37mFrontier
Deal found 8/17$242
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 10/168:25 pmBOS - SFO
Nonstop6h 40mHawaiian Airlines
Sat 10/257:11 amSFO - BOS
Nonstop5h 49mHawaiian Airlines
Deal found 8/16$243
This Expedia deal was found by Cheapflights users on 8/16. 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 9/412:59 pmBOS - SFO
2 stops11h 22mMultiple Airlines
Wed 9/106:10 amSFO - BOS
Nonstop5h 50mMultiple Airlines
Deal found 8/16$244
This Expedia deal was found by Cheapflights users on 8/15. 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 10/238:31 amBOS - SFO
2 stops15h 52mMultiple Airlines
Tue 10/287:00 amSFO - BOS
Nonstop5h 41mMultiple Airlines
Deal found 8/15$245
This Expedia deal was found by Cheapflights users on 8/17. 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.
Fri 9/1212:59 pmBOS - SFO
2 stops14h 17mMultiple Airlines
Tue 9/166:10 amSFO - BOS
Nonstop5h 50mMultiple Airlines
Deal found 8/17$246
This American Airlines deal was found by Cheapflights users on 8/16. 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.
Fri 10/243:38 pmPWM - SFO
1 stop9h 18mAmerican Airlines
Fri 10/3111:25 pmSFO - PWM
1 stop9h 03mAmerican Airlines
Deal found 8/16$247
This JetBlue deal was found by Cheapflights users on 8/18. 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 9/243:05 pmBOS - SFO
Nonstop6h 28mJetBlue
Mon 10/137:00 amSFO - BOS
Nonstop5h 46mJetBlue
Deal found 8/18$247

Cheapflights Fare Finder

 
Customize your flight search to find flights from New Hampshire 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 2,558,603 searches. Data last updated August 18, 2025.
Use the filters below to find and compare flights from New Hampshire to San Francisco that are best for you.

Fly from

New Hampshire

Fly to

San Francisco

Route

Depart

Return

Price

PortlandSan Francisco

PWM - SFO

PWMSFO

Portland

Fri 10/24

3:38 pm-9:56 pm

1 stop9h 18m

San Francisco

Fri 10/31

11:25 pm-11:28 am

1 stop9h 03m

$247

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Tue 10/21

3:00 pm-6:37 pm

Nonstop6h 37m

San Francisco

Fri 10/24

2:12 pm-10:59 pm

Nonstop5h 47m

$247

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Fri 9/26

8:45 pm-12:21 am

Nonstop6h 36m

San Francisco

Tue 10/14

9:50 pm-6:30 am

Nonstop5h 40m

$247

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Tue 11/11

6:59 pm-10:50 pm

Nonstop6h 51m

San Francisco

Wed 11/19

8:00 am-12:20 am

1 stop13h 20m

$247

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Thu 11/6

6:59 pm-10:50 pm

Nonstop6h 51m

San Francisco

Tue 11/11

7:00 am-3:41 pm

Nonstop5h 41m

$247

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Thu 9/25

8:10 pm-11:59 pm

Nonstop6h 49m

San Francisco

Tue 10/14

7:00 am-3:46 pm

Nonstop5h 46m

$247

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Wed 9/24

7:20 am-1:44 pm

1 stop9h 24m

San Francisco

Tue 9/30

6:10 am-3:00 pm

Nonstop5h 50m

$247

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Thu 9/25

8:10 pm-11:59 pm

Nonstop6h 49m

San Francisco

Wed 10/15

7:00 am-3:46 pm

Nonstop5h 46m

$247

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Wed 9/10

6:15 am-9:47 am

Nonstop6h 32m

San Francisco

Thu 9/11

1:55 pm-10:58 pm

Nonstop6h 03m

$247

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Sat 9/27

8:10 pm-11:59 pm

Nonstop6h 49m

San Francisco

Sun 10/12

7:00 am-3:46 pm

Nonstop5h 46m

$247

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/17

Showing 1-10 of 57 results
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Best time to book a flight from New Hampshire to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from New Hampshire 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 New Hampshire to San Francisco

What is the cheapest month to book a flight from New Hampshire to San Francisco?

Currently, January is the cheapest month in which you can book a flight from New Hampshire to San Francisco (average of $276). Flying from New Hampshire to San Francisco in June is currently the most expensive (average of $358). 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 NH to SFO?

Find hourly flight availability from New Hampshire 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 August 18, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from New Hampshire to San Francisco as you normally would.

Related info for your journey

Find useful and relevant information for your journey from New Hampshire 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 airport do you fly into for flights to San Francisco from New Hampshire?

    For a flight from New Hampshire to San Francisco, you will be flying into San Francisco. San Francisco (SFO) is just 11.8 mi from the center of the city.

  • How long is the flight from New Hampshire to San Francisco?

    American Airlines, JetBlue, and Delta can get you from New Hampshire to San Francisco in just under 6h 36m. Your travel time can differ by up to 2h 42m. The distance from New Hampshire to San Francisco is about 2696 mi. This flight may include one or multiple stops.

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

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $126. However, be on the lookout for offers from United Airlines and Frontier, as they are both options that can get you from New Hampshire to San Francisco for a low price.

  • What are the most popular routes from New Hampshire to San Francisco?

    The most popular flight routes from New Hampshire to San Francisco are Boston Logan Intl - San Francisco, Portland - San Francisco and Manchester - San Francisco.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from New Hampshire 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.

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

    Currently, January is the cheapest month in which you can book a flight from New Hampshire to San Francisco (average of $276). Flying from New Hampshire to San Francisco in June is currently the most expensive (average of $358). 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.

See more FAQs

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Roseville
Santa Cruz
Livermore
South San Francisco
Mountain View
Turlock
Santa Clara
Hollister
Antioch
Watsonville
Manteca
Sunnyvale
Newark
Milpitas
Campbell
Foster City
San Leandro
Burlingame
Redwood City
Vallejo

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from New Hampshire to San Francisco

Discover the top 3 airlines that operate flights from New Hampshire 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 2,558,603 searches. Data last updated August 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$327Average$486FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$333Average$481FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$336Average$442FlexibilityNo cancel feeOn-time71%

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