Cheap flights from New Hampshire to Santiago de los Caballeros from $153

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New Hampshire to Santiago de los Caballeros departing on 4/1. 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 New Hampshire to Santiago de los Caballeros

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
7:56 am - 9:04 pm
BOS
-
STI
12h 08m2 stops
American Airlines Logo
6:00 am - 2:49 pm
STI
-
BOS
9h 49m1 stop
$411American Airlines
Wed, Dec 31 - Tue, Jan 20
American Airlines Logo
7:00 am - 9:46 pm
BOS
-
STI
13h 46m2 stops
American Airlines Logo
4:33 pm - 10:01 am
STI
-
BOS
18h 28m1 stop
$413American Airlines
Sat, Jan 17 - Sun, Feb 1
Spirit Airlines Logo
3:43 pm - 3:33 pm
BOS
-
STI
22h 50m3 stops
Spirit Airlines Logo
4:40 pm - 5:44 pm
STI
-
BOS
26h 04m3 stops
$415Spirit Airlines
Mon, Jan 12 - Mon, Jan 26
American Airlines Logo
7:56 am - 9:04 pm
BOS
-
STI
12h 08m2 stops
American Airlines Logo
6:00 am - 5:03 pm
STI
-
BOS
12h 03m2 stops
$416American Airlines
Wed, Dec 31 - Wed, Jan 14
JetBlue Logo
8:00 am - 12:56 pm
BOS
-
STI
3h 56mnonstop
JetBlue Logo
7:00 am - 10:00 am
STI
-
BOS
4h 00mnonstop
$417JetBlue
Tue, Jan 27 - Thu, Feb 12
JetBlue Logo
11:59 pm - 4:50 am
BOS
-
STI
3h 51mnonstop
JetBlue Logo
2:06 pm - 5:09 pm
STI
-
BOS
4h 03mnonstop
$419JetBlue
Thu, Dec 25 - Thu, Jan 15
Spirit Airlines Logo
5:40 am - 3:35 pm
BOS
-
STI
8h 55m1 stop
Spirit Airlines Logo
4:40 pm - 11:57 pm
STI
-
BOS
8h 17m1 stop
$420Spirit Airlines
Fri, Feb 20 - Sun, Mar 1
United Airlines Logo
3:12 pm - 11:51 pm
PWM
-
STI
7h 39m1 stop
United Airlines Logo
6:00 am - 1:56 pm
STI
-
PWM
8h 56m1 stop
$532United Airlines
Mon, Feb 2 - Thu, Feb 5
United Airlines Logo
7:26 pm - 2:53 pm
MHT
-
STI
18h 27m2 stops
United Airlines Logo
4:00 pm - 6:51 pm
STI
-
MHT
27h 51m2 stops
$553United Airlines
Sat, Jan 31 - Wed, Feb 4
Delta Logo
2:35 pm - 12:50 am
PWM
-
STI
9h 15m1 stop
Delta Logo
9:59 pm - 12:03 pm
STI
-
PWM
15h 04m2 stops
$1,002Delta
Thu, Jan 8 - Sun, Jan 18

Spirit Airlines flights from New Hampshire to Santiago de los Caballeros

Our best Spirit Airlines deals on New Hampshire to Santiago de los Caballeros flight tickets
Spirit Airlines
Jan 12
BOS3:43 pmBoston Logan Intl
22h 50m
3 stops
STI3:33 pmSantiago de los Caballeros
Jan 26
STI4:40 pmSantiago de los Caballeros
26h 04m
3 stops
BOS5:44 pmBoston Logan Intl
Spirit Airlines
Feb 20
BOS5:40 amBoston Logan Intl
8h 55m
1 stop
STI3:35 pmSantiago de los Caballeros
Mar 1
STI4:40 pmSantiago de los Caballeros
8h 17m
1 stop
BOS11:57 pmBoston Logan Intl
Spirit Airlines
Jan 2
BOS11:55 amBoston Logan Intl
13h 47m
1 stop
STI2:42 amSantiago de los Caballeros
Jan 14
STI4:40 pmSantiago de los Caballeros
22h 58m
3 stops
BOS2:38 pmBoston Logan Intl

American Airlines flights from New Hampshire to Santiago de los Caballeros

Our best American Airlines deals on New Hampshire to Santiago de los Caballeros flight tickets
American Airlines
Dec 31
BOS7:56 amBoston Logan Intl
12h 08m
2 stops
STI9:04 pmSantiago de los Caballeros
Jan 20
STI6:00 amSantiago de los Caballeros
9h 49m
1 stop
BOS2:49 pmBoston Logan Intl
American Airlines
Jan 17
BOS7:00 amBoston Logan Intl
13h 46m
2 stops
STI9:46 pmSantiago de los Caballeros
Feb 1
STI4:33 pmSantiago de los Caballeros
18h 28m
1 stop
BOS10:01 amBoston Logan Intl
American Airlines
Dec 31
BOS7:56 amBoston Logan Intl
12h 08m
2 stops
STI9:04 pmSantiago de los Caballeros
Jan 14
STI6:00 amSantiago de los Caballeros
12h 03m
2 stops
BOS5:03 pmBoston Logan Intl

momondo Fare Finder

 
Customize your flight search to find flights from New Hampshire to Santiago de los Caballeros 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 December 11, 2025.
Use the filters below to find and compare flights from New Hampshire to Santiago de los Caballeros that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonSantiago de los Caballeros

BOS - STI

BOSSTI

Boston Logan Intl

Wed 12/31

7:56 am-9:04 pm

2 stops12h 08m

Santiago de los Caballeros

Tue 1/20

6:00 am-2:49 pm

1 stop9h 49m

$411

BostonSantiago de los Caballeros

BOS - STI

BOSSTI

Boston Logan Intl

Sat 1/17

7:00 am-9:46 pm

2 stops13h 46m

Santiago de los Caballeros

Sun 2/1

4:33 pm-10:01 am

1 stop18h 28m

$413

BostonSantiago de los Caballeros

BOS - STI

BOSSTI

Boston Logan Intl

Mon 1/12

3:43 pm-3:33 pm

3 stops22h 50m

Santiago de los Caballeros

Mon 1/26

4:40 pm-5:44 pm

3 stops26h 04m

$415

BostonSantiago de los Caballeros

BOS - STI

BOSSTI

Boston Logan Intl

Wed 12/31

7:56 am-9:04 pm

2 stops12h 08m

Santiago de los Caballeros

Wed 1/14

6:00 am-5:03 pm

2 stops12h 03m

$416

BostonSantiago de los Caballeros

BOS - STI

BOSSTI

Boston Logan Intl

Tue 1/27

8:00 am-12:56 pm

Nonstop3h 56m

Santiago de los Caballeros

Thu 2/12

7:00 am-10:00 am

Nonstop4h 00m

$417

BostonSantiago de los Caballeros

BOS - STI

BOSSTI

Boston Logan Intl

Thu 12/25

11:59 pm-4:50 am

Nonstop3h 51m

Santiago de los Caballeros

Thu 1/15

2:06 pm-5:09 pm

Nonstop4h 03m

$419

BostonSantiago de los Caballeros

BOS - STI

BOSSTI

Boston Logan Intl

Fri 2/20

5:40 am-3:35 pm

1 stop8h 55m

Santiago de los Caballeros

Sun 3/1

4:40 pm-11:57 pm

1 stop8h 17m

$420

PortlandSantiago de los Caballeros

PWM - STI

PWMSTI

Portland

Mon 2/2

3:12 pm-11:51 pm

1 stop7h 39m

Santiago de los Caballeros

Thu 2/5

6:00 am-1:56 pm

1 stop8h 56m

$532

ManchesterSantiago de los Caballeros

MHT - STI

MHTSTI

Manchester

Sat 1/31

7:26 pm-2:53 pm

2 stops18h 27m

Santiago de los Caballeros

Wed 2/4

4:00 pm-6:51 pm

2 stops27h 51m

$553

PortlandSantiago de los Caballeros

PWM - STI

PWMSTI

Portland

Thu 1/8

2:35 pm-12:50 am

1 stop9h 15m

Santiago de los Caballeros

Sun 1/18

9:59 pm-12:03 pm

2 stops15h 04m

$1,002

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 Santiago de los Caballeros from

How to get the cheapest flight ticket from New Hampshire to Santiago de los Caballeros

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 Santiago de los Caballeros?

The cheapest month to fly to Santiago de los Caballeros from New Hampshire is in January. Flight prices, which tend to average around $437, are often lower during this time because this is during the off-season. If you aren’t able to travel to Santiago de los Caballeros during the month of January, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $440.

What is the cheapest day to depart on your flight to Santiago de los Caballeros?

The cheapest day to depart from New Hampshire to Santiago de los Caballeros is on a Thursday when prices can be found for as low as $521. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from New Hampshire to Santiago de los Caballeros for around $591.

What is the cheapest time of day to depart on your flight to Santiago de los Caballeros?

Our data shows that the cheapest New Hampshire to Santiago de los Caballeros flights are usually those with departure times in the afternoon. Our users have found flights to Santiago de los Caballeros in the afternoon for as low as $401. In the evening is when there is more demand to fly to Santiago de los Caballeros, so prices are often more expensive at around $554 per ticket.

How far in advance should I book a flight to Santiago de los Caballeros?

You are more likely to see cheaper flights to Santiago de los Caballeros from New Hampshire when booking weeks ahead of your departure date. In general, you can expect to find flights to Santiago de los Caballeros for around $527 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Santiago de los Caballeros from New Hampshire for as low as $495 on momondo.

Cheap New Hampshire to Santiago de los Caballeros flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New Hampshire to Santiago de los Caballeros

Fastest flight time

3h 45m

Direct flights

Every day

Airports in Santiago de los Caballeros

1 airport
The fastest flight from New Hampshire to Santiago de los Caballeros takes 3h 45m
Direct flights go from New Hampshire to Santiago de los Caballeros every day.
There is 1 airport in Santiago de los Caballeros. From New Hampshire there are direct flights to Santiago de los Caballeros (STI).
  • When did momondo last update prices for flights from New Hampshire to Santiago de los Caballeros Airport?

    Prices for flights from New Hampshire to Santiago de los Caballeros Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from New Hampshire to Santiago de los Caballeros Airport?

  • How old do you have to be to fly from New Hampshire to Santiago de los Caballeros Airport?

    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 New Hampshire to Santiago de los Caballeros Airport.

  • What documentation or ID do you need to fly to Santiago de los Caballeros Airport?

    The travel and health documents required for your trip to Santiago de los Caballeros Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Santiago de los Caballeros Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from New Hampshire to Santiago de los Caballeros?

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

Can I find flights from New Hampshire to Santiago de los Caballeros with flexible booking policies on momondo?

momondo does allow users to show only those flights to Santiago de los Caballeros from New Hampshire which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from New Hampshire to Santiago de los Caballeros?

Once you have performed a search for New Hampshire to Santiago de los Caballeros flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from New Hampshire to Santiago de los Caballeros right now. Can momondo alert me if prices change?

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

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1 adult
Sat 1/10
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