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 13 per week as of August 2026. The most frequent departure day is Mon, with 31% of weekly flights leaving on this day.

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

Southwest, Frontier, 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 August 2026, there are 6 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.

$91 Cheap Flights from San Antonio to New Hampshire in 2026

Discover deals from 900+ travel sites with momondo.

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.

10:34 am - 10:09 am-

22h 35m

9:15 am - 9:39 am-

25h 24m

$258Frontier

Mon, Oct 19 - Thu, Oct 22

10:05 am - 10:51 am-

23h 46m

11:53 am - 9:10 am-

22h 17m

$259Frontier

Fri, Sep 25 - Sun, Sep 27

1:20 pm - 6:47 pm-

4h 27mnonstop

8:55 am - 4:39 pm-

8h 44m

$259Delta

Wed, Sep 2 - Sat, Sep 5

1:20 pm - 11:10 pm-

8h 50m

9:15 am - 12:40 pm-

4h 25mnonstop

$259Delta

Sat, Sep 26 - Tue, Sep 29

7:00 am - 4:46 pm-

8h 46m

7:30 am - 2:00 pm-

7h 30m

$269American Airlines

Wed, Sep 2 - Sun, Sep 6

2:45 pm - 10:06 pm-

6h 21m

3:40 pm - 9:38 pm-

6h 58m

$269American Airlines

Sat, Sep 5 - Wed, Sep 9

4:55 pm - 12:05 am-

6h 10m

7:30 pm - 12:40 am-

6h 10m

$269Southwest

Thu, Oct 22 - Mon, Oct 26

6:35 am - 5:00 pm-

9h 25m

5:20 pm - 11:55 pm-

7h 35m

$269Southwest

Sat, Oct 17 - Thu, Oct 22

9:35 am - 4:49 pm-

6h 14m

4:56 pm - 10:57 pm-

7h 01m

$269United Airlines

Wed, Oct 28 - Sat, Oct 31

5:30 pm - 12:54 am-

6h 24m

6:00 am - 11:41 am-

6h 41m

$269United Airlines

Fri, Oct 2 - Mon, Oct 5

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Southwest flights from San Antonio to New Hampshire

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

Southwest

Oct 29

SAT11:20 amSan Antonio

8h 45m

1 stop

BOS9:05 pmBoston Logan Intl

Nov 2

BOS7:30 pmBoston Logan Intl

6h 25m

1 stop

SAT12:55 amSan Antonio

$277

Southwest

Aug 26

SAT3:35 pmSan Antonio

5h 35m

1 stop

BOS10:10 pmBoston Logan Intl

Aug 31

BOS5:25 amBoston Logan Intl

8h 25m

2 stops

SAT12:50 pmSan Antonio

$282

Southwest

Oct 30

SAT11:20 amSan Antonio

8h 45m

1 stop

BOS9:05 pmBoston Logan Intl

Nov 2

BOS7:30 pmBoston Logan Intl

6h 25m

1 stop

SAT12:55 amSan Antonio

$283

American Airlines flights from San Antonio to New Hampshire

Our best American Airlines deals on San Antonio to New Hampshire flight tickets

American Airlines

Sep 25

SAT12:51 pmSan Antonio

7h 36m

1 stop

BOS9:27 pmBoston Logan Intl

Oct 3

BOS7:45 amBoston Logan Intl

6h 22m

1 stop

SAT1:07 pmSan Antonio

$299

American Airlines

Sep 18

SAT12:51 pmSan Antonio

8h 38m

1 stop

BOS10:29 pmBoston Logan Intl

Sep 25

BOS3:15 pmBoston Logan Intl

6h 09m

1 stop

SAT8:24 pmSan Antonio

$322

American Airlines

Aug 11

SAT2:45 pmSan Antonio

7h 52m

1 stop

BOS11:37 pmBoston Logan Intl

Aug 18

BOS3:18 pmBoston Logan Intl

6h 39m

1 stop

SAT8:57 pmSan Antonio

$337

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioBoston

SAT - BOS

SATBOS

San Antonio

Mon 10/19

10:34 am-10:09 am

1 stop22h 35m

Boston Logan Intl

Thu 10/22

9:15 am-9:39 am

1 stop25h 24m

$258

San AntonioBoston

SAT - BOS

SATBOS

San Antonio

Fri 9/25

10:05 am-10:51 am

1 stop23h 46m

Boston Logan Intl

Sun 9/27

11:53 am-9:10 am

1 stop22h 17m

$259

San AntonioBoston

SAT - BOS

SATBOS

San Antonio

Wed 9/2

1:20 pm-6:47 pm

Nonstop4h 27m

Boston Logan Intl

Sat 9/5

8:55 am-4:39 pm

1 stop8h 44m

$259

San AntonioBoston

SAT - BOS

SATBOS

San Antonio

Sat 9/26

1:20 pm-11:10 pm

1 stop8h 50m

Boston Logan Intl

Tue 9/29

9:15 am-12:40 pm

Nonstop4h 25m

$259

San AntonioBoston

SAT - BOS

SATBOS

San Antonio

Wed 9/2

7:00 am-4:46 pm

1 stop8h 46m

Boston Logan Intl

Sun 9/6

7:30 am-2:00 pm

1 stop7h 30m

$269

San AntonioBoston

SAT - BOS

SATBOS

San Antonio

Sat 9/5

2:45 pm-10:06 pm

1 stop6h 21m

Boston Logan Intl

Wed 9/9

3:40 pm-9:38 pm

1 stop6h 58m

$269

Quickest round-trip

San AntonioBoston

SAT - BOS

SATBOS

San Antonio

Thu 10/22

4:55 pm-12:05 am

1 stop6h 10m

Boston Logan Intl

Mon 10/26

7:30 pm-12:40 am

1 stop6h 10m

$269

San AntonioBoston

SAT - BOS

SATBOS

San Antonio

Sat 10/17

6:35 am-5:00 pm

1 stop9h 25m

Boston Logan Intl

Thu 10/22

5:20 pm-11:55 pm

1 stop7h 35m

$269

San AntonioBoston

SAT - BOS

SATBOS

San Antonio

Wed 10/28

9:35 am-4:49 pm

1 stop6h 14m

Boston Logan Intl

Sat 10/31

4:56 pm-10:57 pm

1 stop7h 01m

$269

San AntonioBoston

SAT - BOS

SATBOS

San Antonio

Fri 10/2

5:30 pm-12:54 am

1 stop6h 24m

Boston Logan Intl

Mon 10/5

6:00 am-11:41 am

1 stop6h 41m

$269

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 April is another great option to travel to New Hampshire, with average flight prices from San Antonio averaging around $410.

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 $441. 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 Monday, with ticket prices averaging around $597.

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 $468. 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 $415 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 $336 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 August 2026, there are 6 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
Southwest	PriceFrom $344	Free Cancellation	Rating 8.0 4,222 reviews		Search Southwest flights
American Airlines	PriceFrom $354	Free Cancellation	Rating 7.1 11,850 reviews		Search American Airlines 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.