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New Hampshire

$71+ Cheap flights from San Antonio (SAT) 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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — MHT
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from San Antonio to New Hampshire

Cheapest flights from San Antonio to New Hampshire
Explore the most affordable flight options available from San Antonio to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This CheapOair deal was found by Cheapflights users on 1/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/1410:26 am
SAT
-
BOS
1 stop12h 18m
Spirit Airlines
Sat 2/218:32 pm
BOS
-
SAT
1 stop13h 58m
Spirit Airlines
Deal found 1/27$155
This Priceline deal was found by Cheapflights users on 1/26. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/25:08 pm
SAT
-
BOS
1 stop7h 05m
Multiple Airlines
Tue 3/34:22 pm
BOS
-
SAT
1 stop8h 37m
Multiple Airlines
Deal found 1/26$156
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/25:08 pm
SAT
-
BOS
1 stop7h 05m
Frontier
Tue 3/36:00 am
BOS
-
SAT
2 stops36h 15m
Frontier
Deal found 1/26$157
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/235:04 pm
SAT
-
BOS
2 stops29h 55m
Multiple Airlines
Mon 3/26:00 am
BOS
-
SAT
1 stop11h 20m
Multiple Airlines
Deal found 1/26$163
This CheapOair deal was found by Cheapflights users on 1/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2410:26 am
SAT
-
BOS
1 stop12h 18m
Spirit Airlines
Tue 3/34:22 pm
BOS
-
SAT
1 stop8h 37m
Spirit Airlines
Deal found 1/27$171
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/410:26 am
SAT
-
BOS
2 stops13h 47m
Multiple Airlines
Tue 3/106:10 pm
BOS
-
SAT
1 stop16h 20m
Multiple Airlines
Deal found 1/27$174
This CheapOair deal was found by Cheapflights users on 1/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2610:26 am
SAT
-
BOS
1 stop12h 18m
Multiple Airlines
Mon 3/26:00 am
BOS
-
SAT
1 stop11h 20m
Multiple Airlines
Deal found 1/27$178
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1710:26 am
SAT
-
BOS
1 stop12h 18m
Multiple Airlines
Fri 2/206:00 am
BOS
-
SAT
1 stop11h 15m
Multiple Airlines
Deal found 1/27$182
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/275:04 pm
SAT
-
BOS
1 stop7h 09m
Multiple Airlines
Thu 3/56:10 pm
BOS
-
SAT
1 stop16h 20m
Multiple Airlines
Deal found 1/26$183
This CheapOair deal was found by Cheapflights users on 1/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/410:26 am
SAT
-
BOS
1 stop12h 18m
Spirit Airlines
Tue 3/1012:43 pm
BOS
-
SAT
1 stop12h 16m
Spirit Airlines
Deal found 1/27$186
This American Airlines deal was found by Cheapflights users on 1/26. 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.
Tue 2/242:35 pm
SAT
-
PWM
1 stop6h 55m
American Airlines
Tue 3/35:40 pm
PWM
-
SAT
1 stop7h 16m
American Airlines
Deal found 1/26$317
This Delta deal was found by Cheapflights users on 1/26. 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.
Tue 2/241:34 pm
SAT
-
PWM
2 stops9h 44m
Delta
Tue 3/312:43 pm
PWM
-
SAT
2 stops11h 12m
Delta
Deal found 1/26$328

Find flight deals from San Antonio to New Hampshire

Keep the following information in mind while searching for San Antonio to New Hampshire flight deals. Data was last updated January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$154
(Kiwi.com)

One-way from

$71
(Expedia)

Popular in

February

Cheapest in

August

Average price

$384
Provider with most accurate pricing for San Antonio-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Antonio-Boston Logan Intl flights.
Search Deals
From San Antonio to New Hampshire
Search Deals
One-way flight from San Antonio to New Hampshire
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($19 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Antonio 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 January 27, 2026.
Use the filters below to find and compare flights from San Antonio to New Hampshire that are best for you.

Fly from

San Antonio

Fly to

New Hampshire

Route

Depart

Return

Price

San AntonioBoston

SAT - BOS

SATBOS

San Antonio

Mon 3/2

5:08 pm-1:13 am

1 stop7h 05m

Boston Logan Intl

Tue 3/3

6:00 am-9:30 am

2 stops28h 30m

$154

San AntonioBoston

SAT - BOS

SATBOS

San Antonio

Sat 2/14

10:26 am-11:44 pm

1 stop12h 18m

Boston Logan Intl

Sat 2/21

8:32 pm-9:30 am

1 stop13h 58m

$155

San AntonioBoston

SAT - BOS

SATBOS

San Antonio

Fri 2/6

10:35 am-4:48 pm

1 stop29h 13m

Boston Logan Intl

Sun 2/8

6:00 am-5:03 pm

1 stop12h 03m

$286

San AntonioBoston

SAT - BOS

SATBOS

San Antonio

Fri 2/27

12:18 pm-5:10 pm

Nonstop3h 52m

Boston Logan Intl

Thu 3/5

11:46 am-3:45 pm

Nonstop4h 59m

$299

San AntonioBoston

SAT - BOS

SATBOS

San Antonio

Wed 3/4

5:25 am-12:24 pm

1 stop5h 59m

Boston Logan Intl

Tue 3/10

10:45 am-2:31 pm

Nonstop4h 46m

$309

San AntonioBoston

SAT - BOS

SATBOS

San Antonio

Sun 3/15

1:22 pm-11:59 pm

2 stops33h 37m

Boston Logan Intl

Wed 3/18

5:49 pm-9:32 am

1 stop16h 43m

$315

San AntonioPortland

SAT - PWM

SATPWM

San Antonio

Tue 2/24

2:35 pm-10:30 pm

1 stop6h 55m

Portland

Tue 3/3

5:40 pm-11:56 pm

1 stop7h 16m

$317

San AntonioBoston

SAT - BOS

SATBOS

San Antonio

Mon 3/2

6:00 am-3:27 pm

3 stops32h 27m

Boston Logan Intl

Tue 3/3

5:50 pm-11:59 pm

3 stops31h 09m

$330

San AntonioBoston

SAT - BOS

SATBOS

San Antonio

Fri 2/27

12:18 pm-5:10 pm

Nonstop3h 52m

Boston Logan Intl

Sun 3/1

11:46 am-3:45 pm

Nonstop4h 59m

$348

San AntonioPortland

SAT - PWM

SATPWM

San Antonio

Tue 2/24

5:25 am-12:00 pm

1 stop5h 35m

Portland

Tue 3/3

12:43 pm-10:28 pm

2 stops10h 45m

$360

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 44 results
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Best time to book a flight from San Antonio to New Hampshire

Have a flexible travel schedule? Discover the best time to fly to New Hampshire from San Antonio 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 Antonio to New Hampshire

What is the cheapest month to book a flight from San Antonio to New Hampshire?

Currently, August is the cheapest month in which you can book a flight from San Antonio to New Hampshire (average of $297). Flying from San Antonio to New Hampshire in April is currently the most expensive (average of $398). 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.

How much does it cost to fly round-trip from San Antonio to New Hampshire?

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 January 27, 2026.
Read reviews from past customers who have flown Southwest and American Airlines from San Antonio to New Hampshire. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,268 reviews

Comfort

8.0

Crew

8.6

Food

7.0

Boarding

8.1

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,268 reviews
Southwest
8.0
Very good
4,268 reviews

Comfort

8.0

Crew

8.6

Food

7.0

Boarding

8.1

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,198 reviews
Southwest
8.0
Very good
4,268 reviews

Comfort

8.0

Crew

8.6

Food

7.0

Boarding

8.1

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from San Antonio to New Hampshire. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Antonio to New Hampshire?

    For a flight from San Antonio to New Hampshire, you will be flying from San Antonio. San Antonio (SAT) is just 7.6 mi from the center of the city.

  • How long is the flight from San Antonio to New Hampshire?

    A quick flight from San Antonio to New Hampshire can take about 6h 55m. Spirit Airlines provides one of the quickest options available for as low as $317. The distance from San Antonio to New Hampshire is about 1827 mi. This flight may include one or multiple stops.

  • What are the most popular routes from San Antonio to New Hampshire?

    Most travelers choose San Antonio - Boston Logan Intl, San Antonio - Portland or San Antonio - Manchester when deciding on the best route from San Antonio to New Hampshire.

  • Can I find deals for flights from San Antonio to New Hampshire that include hotel bookings?

    Yes. In addition to deals on San Antonio to New Hampshire flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Antonio to New Hampshire?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Antonio to New Hampshire.

  • Can I find deals for business class flights from San Antonio to New Hampshire?

    Yes. Cheapflights offers flight deals from San Antonio to New Hampshire by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Antonio to New Hampshire?

    Currently, August is the cheapest month in which you can book a flight from San Antonio to New Hampshire (average of $297). Flying from San Antonio to New Hampshire in April is currently the most expensive (average of $398). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for San Antonio to New Hampshire

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from San Antonio to New Hampshire

Discover the top 2 airlines that operate flights from San Antonio 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 January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$342Average$400FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$379Average$437FlexibilityNo cancel feeOn-time63%

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