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Cheap flights from San Diego to New Hampshire from $119

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 3/3. 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

Enter your travel dates to find the best prices.
JetBlue Logo
8:25 pm - 5:00 am
SAN
-
BOS
5h 35mnonstop
JetBlue Logo
6:50 am - 10:08 am
BOS
-
SAN
6h 18mnonstop
$232JetBlue
Tue, Mar 31 - Wed, Apr 1
JetBlue Logo
8:44 pm - 5:00 am
SAN
-
BOS
5h 16mnonstop
JetBlue Logo
10:45 am - 2:23 pm
BOS
-
SAN
6h 38mnonstop
$233JetBlue
Tue, Mar 3 - Tue, Mar 10
Delta Logo
9:55 pm - 6:25 am
SAN
-
BOS
5h 30mnonstop
Delta Logo
5:30 pm - 9:07 pm
BOS
-
SAN
6h 37mnonstop
$237Delta
Tue, Mar 3 - Wed, Mar 11
Delta Logo
9:55 pm - 6:25 am
SAN
-
BOS
5h 30mnonstop
Delta Logo
5:30 pm - 9:07 pm
BOS
-
SAN
6h 37mnonstop
$247Delta
Tue, Mar 3 - Thu, Mar 12
American Airlines Logo
9:41 pm - 1:05 pm
SAN
-
ORH
12h 24m
1 stop
American Airlines Logo
1:30 pm - 9:59 pm
ORH
-
SAN
11h 29m
1 stop
$312American Airlines
Wed, Feb 18 - Sun, Feb 22
American Airlines Logo
10:35 pm - 1:05 pm
SAN
-
ORH
11h 30m
2 stops
American Airlines Logo
1:30 pm - 9:59 pm
ORH
-
SAN
11h 29m
1 stop
$322American Airlines
Wed, Feb 18 - Sun, Feb 22
Southwest Logo
12:00 pm - 10:05 pm
SAN
-
MHT
7h 05m
1 stop
Southwest Logo
5:40 am - 11:05 am
MHT
-
SAN
8h 25m
1 stop
$342Southwest
Tue, Mar 3 - Tue, Mar 10
Southwest Logo
7:55 pm - 8:35 am
SAN
-
MHT
9h 40m
2 stops
Southwest Logo
5:40 am - 11:05 am
MHT
-
SAN
8h 25m
1 stop
$347Southwest
Tue, Mar 3 - Tue, Mar 10
United Airlines Logo
10:30 pm - 1:55 pm
SAN
-
MHT
12h 25m
2 stops
United Airlines Logo
2:30 pm - 8:46 pm
MHT
-
SAN
9h 16m
1 stop
$364United Airlines
Wed, Apr 8 - Wed, Apr 22
United Airlines Logo
10:30 pm - 1:55 pm
SAN
-
MHT
12h 25m
2 stops
United Airlines Logo
2:30 pm - 12:29 am
MHT
-
SAN
12h 59m
2 stops
$370United Airlines
Wed, Apr 8 - Wed, Apr 22

American Airlines flights from San Diego to New Hampshire

Our best American Airlines deals on San Diego to New Hampshire flight tickets
American Airlines
Feb 17
SAN10:35 pmSan Diego
9h 53m
1 stop
BOS11:28 amBoston Logan Intl
Feb 24
BOS6:30 amBoston Logan Intl
9h 11m
1 stop
SAN12:41 pmSan Diego
$272
American Airlines
Mar 2
SAN1:32 pmSan Diego
7h 27m
1 stop
BOS11:59 pmBoston Logan Intl
Mar 9
BOS2:40 pmBoston Logan Intl
10h 19m
1 stop
SAN9:59 pmSan Diego
$274
American Airlines
Mar 2
SAN9:41 pmSan Diego
9h 48m
1 stop
BOS10:29 amBoston Logan Intl
Mar 9
BOS4:50 pmBoston Logan Intl
8h 50m
1 stop
SAN10:40 pmSan Diego
$275

Delta flights from San Diego to New Hampshire

Our best Delta deals on San Diego to New Hampshire flight tickets
Delta
Mar 3
SAN9:55 pmSan Diego
5h 30m
BOS6:25 amBoston Logan Intl
Mar 10
BOS5:30 pmBoston Logan Intl
6h 37m
SAN9:07 pmSan Diego
$237
Delta
Mar 3
SAN9:55 pmSan Diego
5h 30m
BOS6:25 amBoston Logan Intl
Mar 12
BOS5:30 pmBoston Logan Intl
6h 37m
SAN9:07 pmSan Diego
$247
Delta
Feb 26
SAN9:55 pmSan Diego
5h 30m
BOS6:25 amBoston Logan Intl
Mar 4
BOS5:05 pmBoston Logan Intl
6h 40m
SAN8:45 pmSan Diego
$248

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 February 4, 2026.
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

Tue 3/31

8:25 pm-5:00 am

Nonstop5h 35m

Boston Logan Intl

Wed 4/1

6:50 am-10:08 am

Nonstop6h 18m

$232

San DiegoBoston

SAN - BOS

SANBOS

San Diego

Tue 3/3

8:44 pm-5:00 am

Nonstop5h 16m

Boston Logan Intl

Tue 3/10

10:45 am-2:23 pm

Nonstop6h 38m

$233

San DiegoBoston

SAN - BOS

SANBOS

San Diego

Tue 3/3

9:55 pm-6:25 am

Nonstop5h 30m

Boston Logan Intl

Wed 3/11

5:30 pm-9:07 pm

Nonstop6h 37m

$237

San DiegoBoston

SAN - BOS

SANBOS

San Diego

Tue 3/3

9:55 pm-6:25 am

Nonstop5h 30m

Boston Logan Intl

Thu 3/12

5:30 pm-9:07 pm

Nonstop6h 37m

$247

San DiegoWorcester

SAN - ORH

SANORH

San Diego

Wed 2/18

9:41 pm-1:05 pm

1 stop12h 24m

Worcester

Sun 2/22

1:30 pm-9:59 pm

1 stop11h 29m

$312

San DiegoWorcester

SAN - ORH

SANORH

San Diego

Wed 2/18

10:35 pm-1:05 pm

2 stops11h 30m

Worcester

Sun 2/22

1:30 pm-9:59 pm

1 stop11h 29m

$322

San DiegoManchester

SAN - MHT

SANMHT

San Diego

Tue 3/3

12:00 pm-10:05 pm

1 stop7h 05m

Manchester

Tue 3/10

5:40 am-11:05 am

1 stop8h 25m

$342

San DiegoManchester

SAN - MHT

SANMHT

San Diego

Tue 3/3

7:55 pm-8:35 am

2 stops9h 40m

Manchester

Tue 3/10

5:40 am-11:05 am

1 stop8h 25m

$347

San DiegoManchester

SAN - MHT

SANMHT

San Diego

Wed 4/8

10:30 pm-1:55 pm

2 stops12h 25m

Manchester

Wed 4/22

2:30 pm-8:46 pm

1 stop9h 16m

$364

San DiegoManchester

SAN - MHT

SANMHT

San Diego

Wed 4/8

10:30 pm-1:55 pm

2 stops12h 25m

Manchester

Wed 4/22

2:30 pm-12:29 am

2 stops12h 59m

$370

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 $317.

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 $334. 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 $473.

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 $328. 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 $463. 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 $358 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 $310 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

Fastest flight time

5h 11m

Direct flights

Every day

Airports in New Hampshire

52 airports
The fastest flight from San Diego to New Hampshire takes 5h 11m
Direct flights go from San Diego to New Hampshire every day.
There are 52 airports in New Hampshire. From San Diego there are direct flights to Boston Logan Intl (BOS).
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
SouthwestPriceFrom $286Free CancellationRating
8.0
4,274 reviews
Search Southwest flights
American AirlinesPriceFrom $286Free CancellationRating
7.2
11,222 reviews
Search American Airlines 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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