$124+ Cheap flights from San Diego (SAN) to New Hampshire
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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — MHT
May 5 — May 121
1 adult, Economy
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Find cheap flights from San Diego to New Hampshire 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.Cheap flight deals from San Diego to New Hampshire
Keep the following information in mind while searching for San Diego to New Hampshire flight deals. Data was last updated April 30, 2025.
Most accurate provider | Mytrip 3 stars |
|---|---|
Most trusted provider | Mytrip 3 stars |
Round-trip from | $197 (Hawaiian Airlines) |
One-way from | $124 (United Airlines) |
Popular in | December |
Cheapest in | January |
Average price | $390 |
Find flight deals from San Diego to New Hampshire
Cheapest flights from San Diego to New HampshireExplore the most affordable flight options available from San Diego to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.
Explore the most affordable flight options available from San Diego to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.
This Hawaiian Airlines deal was found by Cheapflights users on 4/29. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/410:45 pmSAN - BOS
Nonstop5h 55mHawaiian Airlines
Sat 6/78:40 amBOS - SAN
Nonstop6h 21mHawaiian Airlines
Deal found 4/29![Hawaiian Airlines logo]()
$197
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/36:15 amSAN - BOS
1 stop20h 25mAlaska Airlines
Sat 6/78:40 amBOS - SAN
Nonstop6h 21mAlaska Airlines
Deal found 4/29![Alaska Airlines logo]()
$207
This Expedia deal was found by Cheapflights users on 4/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2910:45 pmSAN - BOS
Nonstop5h 55mMultiple Airlines
Tue 6/310:04 amBOS - SAN
2 stops16h 52mMultiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$212
This American Airlines deal was found by Cheapflights users on 4/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/71:11 pmSAN - BOS
1 stop8h 15mAmerican Airlines
Wed 6/118:21 amBOS - SAN
1 stop8h 37mAmerican Airlines
Deal found 4/29![American Airlines logo]()
$217
This Mytrip deal was found by Cheapflights users on 4/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/296:15 amSAN - BOS
2 stops29h 29mSpirit Airlines
Mon 6/26:10 amBOS - SAN
2 stops28h 03mSpirit Airlines
Deal found 4/28![Spirit Airlines logo]()
$226
This JetBlue deal was found by Cheapflights users on 4/29. 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.
Wed 6/1111:35 amSAN - BOS
Nonstop5h 51mJetBlue
Sun 6/156:40 amBOS - SAN
Nonstop6h 10mJetBlue
Deal found 4/29![JetBlue logo]()
$238
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Tue 5/2012:45 pmSAN - BOS
1 stop8h 14mUnited Airlines
Tue 5/276:30 pmBOS - SAN
1 stop8h 11mUnited Airlines
Deal found 4/28![United Airlines logo]()
$252
This American Airlines deal was found by Cheapflights users on 4/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/249:23 amSAN - MHT
1 stop10h 30mAmerican Airlines
Sat 5/311:10 pmMHT - SAN
1 stop8h 19mAmerican Airlines
Deal found 4/29![American Airlines logo]()
$287
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2510:06 pmSAN - BOS
Nonstop5h 38mDelta
Mon 7/145:35 pmBOS - SAN
Nonstop6h 17mDelta
Deal found 4/28![Delta logo]()
$292
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/101:00 pmSAN - PWM
1 stop8h 46mDelta
Tue 6/246:30 amPWM - SAN
1 stop8h 20mDelta
Deal found 4/29![Delta logo]()
$313
This American Airlines deal was found by Cheapflights users on 4/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/2511:58 amSAN - PWM
1 stop8h 08mAmerican Airlines
Tue 6/31:12 pmPWM - SAN
1 stop10h 39mAmerican Airlines
Deal found 4/29![American Airlines logo]()
$314
This Southwest deal was found by Cheapflights users on 4/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/49:10 pmSAN - BOS
1 stop8h 00mSouthwest
Sun 9/145:15 amBOS - SAN
1 stop9h 05mSouthwest
Deal found 4/28![Southwest logo]()
$337
Cheapflights Fare Finder
Customize your flight search to find flights from San Diego to New Hampshire 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 April 30, 2025.
Use the filters below to find and compare flights from San Diego to New Hampshire that are best for you.
Fly from
San Diego
Fly to
New Hampshire
Route
Depart
Return
Price
San DiegoBoston
SAN - BOS
SANBOS
San Diego
Wed 6/4
10:45 pm-7:40 am
Nonstop5h 55m
Boston Logan Intl
Sat 6/7
8:40 am-12:01 pm
Nonstop6h 21m
$197
San DiegoBoston
SAN - BOS
SANBOS
San Diego
Tue 6/3
6:15 am-5:40 am
1 stop20h 25m
Boston Logan Intl
Sat 6/7
8:40 am-12:01 pm
Nonstop6h 21m
$207
San DiegoBoston
SAN - BOS
SANBOS
San Diego
Thu 5/29
10:45 pm-7:40 am
Nonstop5h 55m
Boston Logan Intl
Tue 6/3
10:04 am-11:56 pm
2 stops16h 52m
$212
San DiegoBoston
SAN - BOS
SANBOS
San Diego
Sat 6/7
1:11 pm-12:26 am
1 stop8h 15m
Boston Logan Intl
Wed 6/11
8:21 am-1:58 pm
1 stop8h 37m
$217
San DiegoBoston
SAN - BOS
SANBOS
San Diego
Thu 5/29
6:15 am-2:44 pm
2 stops29h 29m
Boston Logan Intl
Mon 6/2
6:10 am-7:13 am
2 stops28h 03m
$226
San DiegoBoston
SAN - BOS
SANBOS
San Diego
Wed 6/11
11:35 am-8:26 pm
Nonstop5h 51m
Boston Logan Intl
Sun 6/15
6:40 am-9:50 am
Nonstop6h 10m
$238
San DiegoBoston
SAN - BOS
SANBOS
San Diego
Tue 5/20
12:45 pm-11:59 pm
1 stop8h 14m
Boston Logan Intl
Tue 5/27
6:30 pm-11:41 pm
1 stop8h 11m
$252
San DiegoManchester
SAN - MHT
SANMHT
San Diego
Sat 5/24
9:23 am-10:53 pm
1 stop10h 30m
Manchester
Sat 5/31
1:10 pm-6:29 pm
1 stop8h 19m
$287
San DiegoBoston
SAN - BOS
SANBOS
San Diego
Wed 6/25
10:06 pm-6:44 am
Nonstop5h 38m
Boston Logan Intl
Mon 7/14
5:35 pm-8:52 pm
Nonstop6h 17m
$292
San DiegoPortland
SAN - PWM
SANPWM
San Diego
Tue 6/10
1:00 pm-12:46 am
1 stop8h 46m
Portland
Tue 6/24
6:30 am-11:50 am
1 stop8h 20m
$313
Showing 1-10 of 44 results
Best time to book a flight from San Diego to New Hampshire
Have a flexible travel schedule? Discover the best time to fly to New Hampshire from San Diego 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 San Diego to New Hampshire
What is the cheapest month to book a flight from San Diego to New Hampshire?
Currently, January is the cheapest month in which you can book a flight from San Diego to New Hampshire (average of $334). Flying from San Diego to New Hampshire in June is currently the most expensive (average of $421). 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 SAN to NH?
Find hourly flight availability from San Diego to New Hampshire. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 30, 2025.
When flying from San Diego to New Hampshire, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Reviews of airlines servicing New Hampshire
Get insights into the airlines that provide service to New Hampshire. 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 New Hampshire. Reviews last updated April 30, 2025.
Read reviews from past customers who have flown Breeze Airways, Alaska Airlines and Southwest from San Diego to New Hampshire. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.1
Crew
8.8
Food
6.7
Boarding
8.3
Comfort
8.2
Entertainment
6.6
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Overall
8.1
Crew
8.8
Food
6.7
Boarding
8.3
Comfort
8.2
Entertainment
6.6
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Overall
8.1
Crew
8.8
Food
6.7
Boarding
8.3
Comfort
8.2
Entertainment
6.6
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Overall
8.1
Crew
8.8
Food
6.7
Boarding
8.3
Comfort
8.2
Entertainment
6.6
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Overall
8.1
Crew
8.8
Food
6.7
Boarding
8.3
Comfort
8.2
Entertainment
6.6
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Overall
8.1
Crew
8.8
Food
6.7
Boarding
8.3
Comfort
8.2
Entertainment
6.6
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Related info for your journey
Find useful and relevant information for your journey from San Diego to New Hampshire. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for San Diego to New Hampshire
See prices for flight routes from nearby airports that may be better suited for you.
Top 2 airlines flying from San Diego to New Hampshire
Discover the top 2 airlines that operate flights from San Diego to New Hampshire. 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 April 30, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$345 | Average$521 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$362 | Average$496 | FlexibilityNo cancel fee | On-time63% |