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Cheap flights from San Diego to New Hampshire from $98

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to New Hampshire departing on 10/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from San Diego to New Hampshire

Cheap round-trip flights

Spirit Airlines Logo
11:59 am - 10:47 pmSAN-BOS
7h 48m1 stop
Spirit Airlines Logo
2:18 pm - 7:29 amBOS-SAN
20h 11m2 stops
$205Spirit Airlines
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Mon, Sep 8 - Thu, Sep 11
Spirit Airlines Logo
7:47 pm - 2:36 pmSAN-BOS
15h 49m2 stops
Spirit Airlines Logo
3:31 pm - 7:24 amBOS-SAN
18h 53m2 stops
$206Spirit Airlines
Find Deal
Wed, Oct 22 - Thu, Oct 30
JetBlue Logo
8:55 pm - 5:40 amSAN-BOS
5h 45mnonstop
JetBlue Logo
3:45 pm - 6:58 pmBOS-SAN
6h 13mnonstop
$229JetBlue
Find Deal
Sat, Sep 13 - Sat, Sep 20
Delta Logo
10:05 pm - 6:50 amSAN-BOS
5h 45mnonstop
Delta Logo
4:15 pm - 7:18 pmBOS-SAN
6h 03mnonstop
$237Delta
Find Deal
Sat, Sep 6 - Sat, Sep 13
JetBlue Logo
8:15 pm - 5:00 amSAN-BOS
5h 45mnonstop
JetBlue Logo
7:16 am - 10:30 amBOS-SAN
6h 14mnonstop
$257JetBlue
Find Deal
Wed, Oct 15 - Sun, Oct 19
Southwest Logo
6:25 am - 5:05 pmSAN-BOS
7h 40m1 stop
Southwest Logo
5:40 am - 2:00 pmBOS-SAN
11h 20m2 stops
$262Southwest
Find Deal
Wed, Aug 20 - Tue, Aug 26
Southwest Logo
10:55 am - 10:30 pmSAN-BOS
8h 35m1 stop
Southwest Logo
11:25 am - 6:45 pmBOS-SAN
10h 20m2 stops
$282Southwest
Find Deal
Tue, Aug 26 - Tue, Sep 2
American Airlines Logo
10:54 pm - 9:40 amSAN-MHT
7h 46m1 stop
American Airlines Logo
5:40 am - 1:35 pmMHT-SAN
10h 55m1 stop
$287American Airlines
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Wed, Aug 27 - Sun, Aug 31
American Airlines Logo
9:45 am - 11:03 pmSAN-MHT
10h 18m2 stops
American Airlines Logo
10:30 am - 6:32 pmMHT-SAN
11h 02m1 stop
$292American Airlines
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Sat, Aug 23 - Wed, Aug 27
Delta Logo
6:15 am - 5:48 pmSAN-PWM
8h 33m1 stop
Delta Logo
6:33 am - 11:41 amPWM-SAN
8h 08m1 stop
$333Delta
Find Deal
Tue, Sep 9 - Sat, Sep 27

Delta flights from San Diego to New Hampshire

Our best Delta deals on San Diego to New Hampshire flight tickets
Delta
Sep 6
SAN10:05 pmSan Diego
5h 45m
BOS6:50 amBoston Logan Intl
Sep 13
BOS4:15 pmBoston Logan Intl
6h 03m
SAN7:18 pmSan Diego
$237
Find similar
Delta
Aug 12
SAN10:05 pmSan Diego
5h 44m
BOS6:49 amBoston Logan Intl
Aug 23
BOS5:35 pmBoston Logan Intl
6h 17m
SAN8:52 pmSan Diego
$317
Find similar
Delta
Sep 9
SAN6:15 amSan Diego
8h 33m
1 stop
PWM5:48 pmPortland
Sep 27
PWM6:33 amPortland
8h 08m
1 stop
SAN11:41 amSan Diego
$333
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Alaska Airlines flights from San Diego to New Hampshire

Our best Alaska Airlines deals on San Diego to New Hampshire flight tickets
Alaska Airlines
Sep 6
SAN7:59 pmSan Diego
16h 01m
1 stop
BOS3:00 pmBoston Logan Intl
Sep 13
BOS7:45 amBoston Logan Intl
6h 05m
SAN10:50 amSan Diego
$247
Find similar
Alaska Airlines
Sep 16
SAN10:18 pmSan Diego
13h 42m
1 stop
BOS3:00 pmBoston Logan Intl
Sep 20
BOS8:23 pmBoston Logan Intl
14h 18m
1 stop
SAN7:41 amSan Diego
$256
Find similar
Alaska Airlines
Sep 16
SAN11:46 amSan Diego
9h 41m
1 stop
BOS12:27 amBoston Logan Intl
Sep 19
BOS7:45 amBoston Logan Intl
6h 05m
SAN10:50 amSan Diego
$267
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated July 31, 2025.
Use the filters below to find and compare flights from San Diego to New Hampshire that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San DiegoBoston

SAN - BOS

SANBOS

San Diego

Mon 9/8

11:59 am-10:47 pm

1 stop7h 48m

Boston Logan Intl

Thu 9/11

2:18 pm-7:29 am

2 stops20h 11m

$205

San DiegoBoston

SAN - BOS

SANBOS

San Diego

Wed 10/22

7:47 pm-2:36 pm

2 stops15h 49m

Boston Logan Intl

Thu 10/30

3:31 pm-7:24 am

2 stops18h 53m

$206

San DiegoBoston

SAN - BOS

SANBOS

San Diego

Sat 9/13

8:55 pm-5:40 am

Nonstop5h 45m

Boston Logan Intl

Sat 9/20

3:45 pm-6:58 pm

Nonstop6h 13m

$229

San DiegoBoston

SAN - BOS

SANBOS

San Diego

Sat 9/6

10:05 pm-6:50 am

Nonstop5h 45m

Boston Logan Intl

Sat 9/13

4:15 pm-7:18 pm

Nonstop6h 03m

$237

San DiegoBoston

SAN - BOS

SANBOS

San Diego

Wed 10/15

8:15 pm-5:00 am

Nonstop5h 45m

Boston Logan Intl

Sun 10/19

7:16 am-10:30 am

Nonstop6h 14m

$257

San DiegoBoston

SAN - BOS

SANBOS

San Diego

Wed 8/20

6:25 am-5:05 pm

1 stop7h 40m

Boston Logan Intl

Tue 8/26

5:40 am-2:00 pm

2 stops11h 20m

$262

San DiegoBoston

SAN - BOS

SANBOS

San Diego

Tue 8/26

10:55 am-10:30 pm

1 stop8h 35m

Boston Logan Intl

Tue 9/2

11:25 am-6:45 pm

2 stops10h 20m

$282

San DiegoManchester

SAN - MHT

SANMHT

San Diego

Wed 8/27

10:54 pm-9:40 am

1 stop7h 46m

Manchester

Sun 8/31

5:40 am-1:35 pm

1 stop10h 55m

$287

San DiegoManchester

SAN - MHT

SANMHT

San Diego

Sat 8/23

9:45 am-11:03 pm

2 stops10h 18m

Manchester

Wed 8/27

10:30 am-6:32 pm

1 stop11h 02m

$292

San DiegoPortland

SAN - PWM

SANPWM

San Diego

Tue 9/9

6:15 am-5:48 pm

1 stop8h 33m

Portland

Sat 9/27

6:33 am-11:41 am

1 stop8h 08m

$333

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to New Hampshire from

How to get the cheapest flight ticket from San Diego to New Hampshire

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to New Hampshire?

The month of May is another great option to travel to New Hampshire, with average flight prices from San Diego averaging around $327.

What is the cheapest day to depart on your flight to New Hampshire?

The cheapest day to depart on your flight to New Hampshire is on a Wednesday when prices can be found for as low as $350. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to New Hampshire is Sunday, with ticket prices averaging around $458.

What is the cheapest time of day to depart on your flight to New Hampshire?

According to our data, the cheapest time of day to fly to New Hampshire is in the evening. momondo users have found flights departing from San Diego to New Hampshire in the evening for as low as $331. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the morning because they tend to be around $495. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to New Hampshire?

You are more likely to see cheaper flights to New Hampshire from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to New Hampshire for around $372 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to New Hampshire from San Diego for as low as $312 on momondo.

Cheap San Diego to New Hampshire flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to New Hampshire

Best Price Found

$98

Fastest flight time

5h 24m

Direct flights

Every day

Airports in New Hampshire

3 airports
The best one-way flight to New Hampshire from San Diego in the past 72 hours is $98. The best round-trip flight deal from San Diego to New Hampshire found on momondo in the last 72 hours is $205.
The fastest flight from San Diego to New Hampshire takes 5h 24m
Direct flights go from San Diego to New Hampshire every day.
There are 3 airports near New Hampshire: Boston Logan Intl (BOS), Portland (PWM), Manchester (MHT)
Search flight deals

  • When did momondo last update prices for flights from San Diego Airport to New Hampshire?

    Prices for flights from San Diego Airport to New Hampshire refresh daily.

  • How many operators does momondo search for flights from San Diego Airport to New Hampshire?

  • How old do you have to be to fly from San Diego Airport to New Hampshire?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to New Hampshire.

  • What documentation or ID do you need to fly to New Hampshire?

    The travel and health documents you'll need for your trip to New Hampshire may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at New Hampshire. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from San Diego to New Hampshire

Compare and see reviews for airlines that fly from San Diego to New Hampshire with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $286Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $328Free CancellationRating
8.0
4,246 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from San Diego to New Hampshire?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Diego to New Hampshire. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from San Diego to New Hampshire with flexible booking policies on momondo?

Flights from San Diego to New Hampshire with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from San Diego to New Hampshire?

momondo provides multiple filters to help you find the best flight to New Hampshire from San Diego. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from San Diego to New Hampshire right now. Can momondo alert me if prices change?

If you are not ready to book a flight from San Diego to New Hampshire now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to New Hampshire and let you know when they change.

An easier way to manage your New Hampshire trip

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