How many flights depart from San Antonio to New Hampshire on average per week?

The number of flights available between San Antonio and New Hampshire is 20 per week as of May 2026. The most frequent departure day is Wed, with 20% of weekly flights leaving on this day.

What is the cheapest airline that flies from San Antonio to New Hampshire?

Southwest, Delta, and American Airlines are the most popular carriers operating from San Antonio to New Hampshire

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

Prices for flights from San Antonio Airport to New Hampshire are updated daily.

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

As of May 2026, there are 7 operators available to choose from for flights from San Antonio Airport to New Hampshire.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Antonio Airport to New Hampshire.

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

The necessary travel and health documents for your New Hampshire trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$129 Cheap Flights from San Antonio to New Hampshire in 2026

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Find the cheapest flights from San Antonio to New Hampshire

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:05 am - 12:00 pm

SAT

BOS

5h 55m

1 stop

9:01 am - 12:25 pm

BOS

SAT

4h 24mnonstop

$309Delta

Tue, Aug 11 - Tue, Aug 18

6:40 am - 1:45 pm

SAT

BOS

6h 05m

1 stop

7:30 am - 12:50 pm

BOS

SAT

6h 20m

1 stop

$319Southwest

Tue, Aug 11 - Tue, Aug 18

3:20 pm - 12:05 am

SAT

BOS

7h 45m

1 stop

5:00 pm - 11:55 pm

BOS

SAT

7h 55m

2 stops

$324Southwest

Sun, Jun 7 - Tue, Jun 16

2:26 pm - 11:55 pm

SAT

BOS

8h 29m

1 stop

5:30 am - 1:32 pm

BOS

SAT

9h 02m

1 stop

$329Delta

Thu, Jul 9 - Tue, Jul 14

3:35 pm - 10:40 pm

SAT

BOS

6h 05m

1 stop

7:55 am - 8:35 pm

BOS

SAT

13h 40m

2 stops

$330Southwest

Wed, Jun 17 - Fri, Jun 19

3:20 pm - 12:05 am

SAT

BOS

7h 45m

1 stop

6:40 am - 7:05 pm

BOS

SAT

13h 25m

1 stop

$334Southwest

Sun, Jun 7 - Sat, Jun 13

6:40 am - 2:31 pm

SAT

PWM

6h 51m

1 stop

6:00 am - 12:14 pm

PWM

SAT

7h 14m

1 stop

$351United Airlines

Wed, Jul 8 - Wed, Jul 15

1:20 pm - 11:51 pm

SAT

PWM

9h 31m

2 stops

5:15 am - 10:59 am

PWM

SAT

6h 44m

1 stop

$376United Airlines

Wed, Jul 22 - Tue, Aug 4

7:05 am - 2:24 pm

SAT

MHT

6h 19m

1 stop

2:49 pm - 9:09 pm

MHT

SAT

7h 20m

1 stop

$415American Airlines

Wed, Aug 19 - Mon, Aug 24

7:05 am - 2:24 pm

SAT

MHT

6h 19m

1 stop

2:49 pm - 9:09 pm

MHT

SAT

7h 20m

1 stop

$416American Airlines

Wed, Aug 19 - Mon, Aug 24

Delta flights from San Antonio to New Hampshire

Our best Delta deals on San Antonio to New Hampshire flight tickets

Delta

Aug 11

SAT5:05 amSan Antonio

5h 55m

1 stop

BOS12:00 pmBoston Logan Intl

Aug 18

BOS9:01 amBoston Logan Intl

4h 24m

SAT12:25 pmSan Antonio

$309

Delta

Jul 9

SAT2:26 pmSan Antonio

8h 29m

1 stop

BOS11:55 pmBoston Logan Intl

Jul 14

BOS5:30 amBoston Logan Intl

9h 02m

1 stop

SAT1:32 pmSan Antonio

$329

Delta

Jun 30

SAT1:20 pmSan Antonio

4h 28m

BOS6:48 pmBoston Logan Intl

Jul 7

BOS6:05 amBoston Logan Intl

6h 37m

1 stop

SAT11:42 amSan Antonio

$339

Southwest flights from San Antonio to New Hampshire

Our best Southwest deals on San Antonio to New Hampshire flight tickets

Southwest

Aug 11

SAT6:40 amSan Antonio

6h 05m

1 stop

BOS1:45 pmBoston Logan Intl

Aug 18

BOS7:30 amBoston Logan Intl

6h 20m

1 stop

SAT12:50 pmSan Antonio

$319

Southwest

Jun 7

SAT3:20 pmSan Antonio

7h 45m

1 stop

BOS12:05 amBoston Logan Intl

Jun 16

BOS5:00 pmBoston Logan Intl

7h 55m

2 stops

SAT11:55 pmSan Antonio

$324

Southwest

Jun 17

SAT3:35 pmSan Antonio

6h 05m

1 stop

BOS10:40 pmBoston Logan Intl

Jun 19

BOS7:55 amBoston Logan Intl

13h 40m

2 stops

SAT8:35 pmSan Antonio

$330

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

San AntonioBoston

SAT - BOS

SATBOS

San Antonio

Tue 8/11

5:05 am-12:00 pm

1 stop5h 55m

Boston Logan Intl

Tue 8/18

9:01 am-12:25 pm

Nonstop4h 24m

$309

San AntonioBoston

SAT - BOS

SATBOS

San Antonio

Tue 8/11

6:40 am-1:45 pm

1 stop6h 05m

Boston Logan Intl

Tue 8/18

7:30 am-12:50 pm

1 stop6h 20m

$319

San AntonioBoston

SAT - BOS

SATBOS

San Antonio

Sun 6/7

3:20 pm-12:05 am

1 stop7h 45m

Boston Logan Intl

Tue 6/16

5:00 pm-11:55 pm

2 stops7h 55m

$324

San AntonioBoston

SAT - BOS

SATBOS

San Antonio

Thu 7/9

2:26 pm-11:55 pm

1 stop8h 29m

Boston Logan Intl

Tue 7/14

5:30 am-1:32 pm

1 stop9h 02m

$329

San AntonioBoston

SAT - BOS

SATBOS

San Antonio

Wed 6/17

3:35 pm-10:40 pm

1 stop6h 05m

Boston Logan Intl

Fri 6/19

7:55 am-8:35 pm

2 stops13h 40m

$330

San AntonioBoston

SAT - BOS

SATBOS

San Antonio

Sun 6/7

3:20 pm-12:05 am

1 stop7h 45m

Boston Logan Intl

Sat 6/13

6:40 am-7:05 pm

1 stop13h 25m

$334

San AntonioPortland

SAT - PWM

SATPWM

San Antonio

Wed 7/8

6:40 am-2:31 pm

1 stop6h 51m

Portland

Wed 7/15

6:00 am-12:14 pm

1 stop7h 14m

$351

San AntonioPortland

SAT - PWM

SATPWM

San Antonio

Wed 7/22

1:20 pm-11:51 pm

2 stops9h 31m

Portland

Tue 8/4

5:15 am-10:59 am

1 stop6h 44m

$376

San AntonioManchester

SAT - MHT

SATMHT

San Antonio

Wed 8/19

7:05 am-2:24 pm

1 stop6h 19m

Manchester

Mon 8/24

2:49 pm-9:09 pm

1 stop7h 20m

$415

San AntonioManchester

SAT - MHT

SATMHT

San Antonio

Wed 8/19

7:05 am-2:24 pm

1 stop6h 19m

Manchester

Mon 8/24

2:49 pm-9:09 pm

1 stop7h 20m

$416

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from San Antonio 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

Prices

Airlines

Other information

What is the cheapest month to fly to New Hampshire?

The month of September is another great option to travel to New Hampshire, with average flight prices from San Antonio averaging around $341.

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 Saturday when prices can be found for as low as $413. 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 $579.

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 at noon. momondo users have found flights departing from San Antonio to New Hampshire at noon for as low as $427. 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 $637. 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 from San Antonio to New Hampshire?

You are more likely to see cheaper flights to New Hampshire from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to New Hampshire for around $398 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 Antonio for as low as $292 on momondo.

Cheap San Antonio to New Hampshire flight deals and tips

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

Fastest flight time	4h 06m
Direct flights	Every day
Airports in New Hampshire	52 airports

The fastest flight from San Antonio to New Hampshire takes 4h 06m

Direct flights go from San Antonio to New Hampshire every day.

There are 52 airports in New Hampshire. From San Antonio there are direct flights to Boston Logan Intl (BOS).

Search flight deals

Frequently asked questions about flying from San Antonio to New Hampshire

When did momondo last update prices for flights from San Antonio Airport to New Hampshire?
Prices for flights from San Antonio Airport to New Hampshire are updated daily.
How many operators does momondo search for flights from San Antonio Airport to New Hampshire?
As of May 2026, there are 7 operators available to choose from for flights from San Antonio Airport to New Hampshire.
How old do you have to be to fly from San Antonio Airport to New Hampshire?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Antonio Airport to New Hampshire.
What documentation or ID do you need to fly to New Hampshire?
The necessary travel and health documents for your New Hampshire trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from San Antonio to New Hampshire

Compare and see reviews for airlines that fly from San Antonio to New Hampshire with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $342	Free Cancellation	Rating 7.1 11,669 reviews		Search American Airlines flights
Southwest	PriceFrom $344	Free Cancellation	Rating 8.0 4,302 reviews		Search Southwest flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Antonio to New Hampshire for you.

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

Yes. All flights to New Hampshire from San Antonio on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to New Hampshire from San Antonio.

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

If you are simply researching potential flights to New Hampshire, momondo offers a useful price alert feature which will track prices for flights to New Hampshire from San Antonio and alert you when they change.