$131+ 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 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — MHT
Jun 17 — Jun 241
1 adult, Economy
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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
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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 June 12, 2025.
Round-trip from | $243 (American Airlines) |
|---|---|
One-way from | $131 (JetBlue) |
Popular in | December |
Cheapest in | January |
Average price | $407 |
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 June 12, 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 June 12, 2025.
This American Airlines deal was found by Cheapflights users on 6/11. 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 10/310:45 pmSAN - ORH
1 stop14h 13mAmerican Airlines
Fri 10/313:25 pmORH - SAN
1 stop8h 58mAmerican Airlines
Deal found 6/11![American Airlines logo]()
$243
This Delta deal was found by Cheapflights users on 6/10. 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 7/1210:06 pmSAN - BOS
Nonstop5h 44mDelta
Sat 7/195:35 pmBOS - SAN
Nonstop6h 17mDelta
Deal found 6/10![Delta logo]()
$247
This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/257:31 pmSAN - BOS
2 stops10h 32mSpirit Airlines
Sun 6/299:44 amBOS - SAN
2 stops24h 29mSpirit Airlines
Deal found 6/11![Spirit Airlines logo]()
$249
This JetBlue deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/89:00 pmSAN - BOS
Nonstop5h 47mJetBlue
Mon 7/147:00 amBOS - SAN
Nonstop6h 04mJetBlue
Deal found 6/12![JetBlue logo]()
$252
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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.
Sun 9/78:15 amSAN - BOS
1 stop13h 08mAlaska Airlines
Tue 9/238:23 pmBOS - SAN
1 stop14h 18mAlaska Airlines
Deal found 6/10![Alaska Airlines logo]()
$256
This SmartFares deal was found by Cheapflights users on 6/9. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/710:45 pmSAN - BOS
Nonstop5h 45mHawaiian Airlines
Fri 8/155:45 pmBOS - SAN
Nonstop6h 15mHawaiian Airlines
Deal found 6/9![Hawaiian Airlines logo]()
$263
This United Airlines deal was found by Cheapflights users on 6/12. 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 7/1612:44 pmSAN - BOS
1 stop8h 15mUnited Airlines
Sun 7/205:30 amBOS - SAN
1 stop8h 25mUnited Airlines
Deal found 6/12![United Airlines logo]()
$272
This American Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/299:25 pmSAN - BOS
1 stop8h 55mAmerican Airlines
Sun 11/25:48 amBOS - SAN
1 stop8h 20mAmerican Airlines
Deal found 6/12![American Airlines logo]()
$283
This American Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2210:34 amSAN - MHT
1 stop10h 45mAmerican Airlines
Tue 10/285:06 pmMHT - SAN
1 stop8h 27mAmerican Airlines
Deal found 6/11![American Airlines logo]()
$287
This Mytrip deal was found by Cheapflights users on 6/11. 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.
Tue 7/86:15 amSAN - BOS
2 stops34h 19mMultiple Airlines
Fri 7/1810:39 amBOS - SAN
1 stop8h 31mMultiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$294
This United Airlines deal was found by Cheapflights users on 6/10. 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 9/410:11 pmSAN - PWM
1 stop8h 13mUnited Airlines
Wed 9/106:00 amPWM - SAN
1 stop9h 50mUnited Airlines
Deal found 6/10![United Airlines logo]()
$297
This United Airlines deal was found by Cheapflights users on 6/10. 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 8/307:21 pmSAN - MHT
2 stops12h 21mUnited Airlines
Sat 9/69:40 amMHT - SAN
2 stops11h 43mUnited Airlines
Deal found 6/10![United Airlines logo]()
$297
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 June 12, 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 DiegoWorcester
SAN - ORH
SANORH
San Diego
Fri 10/3
10:45 pm-3:58 pm
1 stop14h 13m
Worcester
Fri 10/31
3:25 pm-9:23 pm
1 stop8h 58m
$243
San DiegoBoston
SAN - BOS
SANBOS
San Diego
Sat 7/12
10:06 pm-6:50 am
Nonstop5h 44m
Boston Logan Intl
Sat 7/19
5:35 pm-8:52 pm
Nonstop6h 17m
$247
San DiegoBoston
SAN - BOS
SANBOS
San Diego
Wed 6/25
7:31 pm-9:03 am
2 stops10h 32m
Boston Logan Intl
Sun 6/29
9:44 am-7:13 am
2 stops24h 29m
$249
San DiegoBoston
SAN - BOS
SANBOS
San Diego
Tue 7/8
9:00 pm-5:47 am
Nonstop5h 47m
Boston Logan Intl
Mon 7/14
7:00 am-10:04 am
Nonstop6h 04m
$252
San DiegoBoston
SAN - BOS
SANBOS
San Diego
Sun 9/7
8:15 am-12:23 am
1 stop13h 08m
Boston Logan Intl
Tue 9/23
8:23 pm-7:41 am
1 stop14h 18m
$256
San DiegoBoston
SAN - BOS
SANBOS
San Diego
Thu 8/7
10:45 pm-7:30 am
Nonstop5h 45m
Boston Logan Intl
Fri 8/15
5:45 pm-9:00 pm
Nonstop6h 15m
$263
San DiegoBoston
SAN - BOS
SANBOS
San Diego
Wed 7/16
12:44 pm-11:59 pm
1 stop8h 15m
Boston Logan Intl
Sun 7/20
5:30 am-10:55 am
1 stop8h 25m
$272
San DiegoBoston
SAN - BOS
SANBOS
San Diego
Wed 10/29
9:25 pm-9:20 am
1 stop8h 55m
Boston Logan Intl
Sun 11/2
5:48 am-11:08 am
1 stop8h 20m
$283
San DiegoManchester
SAN - MHT
SANMHT
San Diego
Sat 8/30
12:50 pm-11:55 pm
1 stop8h 05m
Manchester
Sat 9/6
9:40 am-3:03 pm
1 stop8h 23m
$287
San DiegoBoston
SAN - BOS
SANBOS
San Diego
Tue 7/8
6:15 am-7:34 pm
2 stops34h 19m
Boston Logan Intl
Fri 7/18
10:39 am-4:10 pm
1 stop8h 31m
$294
Showing 1-10 of 52 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 July is currently the most expensive (average of $399). 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 June 12, 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 June 12, 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.
Entertainment
6.6
Overall
8.1
Boarding
8.3
Food
6.7
Crew
8.8
Comfort
8.2
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Entertainment
6.6
Overall
8.1
Boarding
8.3
Food
6.7
Crew
8.8
Comfort
8.2
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Entertainment
6.6
Overall
8.1
Boarding
8.3
Food
6.7
Crew
8.8
Comfort
8.2
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Entertainment
6.6
Overall
8.1
Boarding
8.3
Food
6.7
Crew
8.8
Comfort
8.2
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Entertainment
6.6
Overall
8.1
Boarding
8.3
Food
6.7
Crew
8.8
Comfort
8.2
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Entertainment
6.6
Overall
8.1
Boarding
8.3
Food
6.7
Crew
8.8
Comfort
8.2
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 June 12, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$315 | Average$446 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$356 | Average$479 | FlexibilityNo cancel fee | On-time63% |