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Santiago de los Caballeros

$159+ Cheap flights from Newark (EWR) to Santiago de los Caballeros (STI)

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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — STI
oct. 17 — oct. 241
vie. 10/17
vie. 10/24
1 adult, Economy
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Cheapflights Tip: The best prices from Newark to Santiago de los Caballeros are usually found in October or September, booked 30 days in advance, depart on a Wednesday or Sunday and return on a Thursday

Cheap flight deals from Newark to Santiago de los Caballeros

Discover tips and strategies to find the most affordable flight options for your journey from Newark (EWR) to Santiago de los Caballeros (STI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated septiembre 17, 2025.

Round-trip from

$316
(JetBlue)

One-way from

$159
(United Airlines)

Popular in

December

Cheapest in

October

Average price

$420

Good round-trip deal

$362 or less

Good one-way deal

$179 or less
From Newark to Santiago de los Caballeros
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One-way flight from Newark to Santiago de los Caballeros
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Highest demand for flights based on searches. 8% potential increase in price ($47 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Newark to Santiago de los Caballeros.
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Price to beat on a one-way flight from Newark to Santiago de los Caballeros.
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Find flight deals from Newark to Santiago de los Caballeros

Cheapest flights from Newark to Santiago de los Caballeros
Explore the most affordable flight options available from Newark to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 17, 2025.

This JetBlue deal was found by Cheapflights users on 9/15. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/118:00 pmEWR - STI
Nonstop3h 54mJetBlue
jue. 10/165:05 amSTI - EWR
Nonstop3h 50mJetBlue
Deal found 9/15$316
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/119:00 pmEWR - STI
1 stop13h 38mSpirit Airlines
vie. 10/1711:43 amSTI - EWR
1 stop7h 39mSpirit Airlines
Deal found 9/15$317
This Orbitz deal was found by Cheapflights users on 9/15. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/110:00 pmEWR - STI
1 stop14h 59mMultiple Airlines
vie. 10/1011:43 amSTI - EWR
1 stop11h 46mMultiple Airlines
Deal found 9/15$318
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/158:19 pmEWR - STI
1 stop14h 19mSpirit Airlines
sáb. 11/111:43 amSTI - EWR
1 stop11h 46mSpirit Airlines
Deal found 9/14$319
This Orbitz deal was found by Cheapflights users on 9/15. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/2410:00 pmEWR - STI
1 stop14h 59mMultiple Airlines
sáb. 10/2511:43 amSTI - EWR
1 stop11h 46mMultiple Airlines
Deal found 9/15$320
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/246:14 pmEWR - STI
1 stop16h 24mSpirit Airlines
dom. 11/212:43 pmSTI - EWR
1 stop8h 17mSpirit Airlines
Deal found 9/15$321
This SmartFares deal was found by Cheapflights users on 9/15. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/128:00 pmEWR - STI
Nonstop3h 54mJetBlue
mar. 10/145:05 amSTI - EWR
Nonstop3h 50mJetBlue
Deal found 9/15$322
This SmartFares deal was found by Cheapflights users on 9/14. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/235:55 pmEWR - STI
Nonstop3h 50mJetBlue
lun. 10/65:05 amSTI - EWR
Nonstop3h 50mJetBlue
Deal found 9/14$323
This SmartFares deal was found by Cheapflights users on 9/14. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/226:15 amEWR - STI
1 stop6h 35mJetBlue
sáb. 10/255:05 amSTI - EWR
Nonstop3h 50mJetBlue
Deal found 9/14$324
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
vie. 10/249:00 pmEWR - STI
1 stop13h 38mSpirit Airlines
jue. 10/3011:43 amSTI - EWR
1 stop8h 17mSpirit Airlines
Deal found 9/15$325
This United Airlines deal was found by Cheapflights users on 9/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/39:57 pmEWR - STI
Nonstop3h 49mUnited Airlines
mar. 10/76:00 amSTI - EWR
Nonstop3h 58mUnited Airlines
Deal found 9/17$326
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
jue. 10/1610:00 pmEWR - STI
1 stop12h 38mSpirit Airlines
jue. 11/136:18 pmSTI - EWR
1 stop7h 38mSpirit Airlines
Deal found 9/16$327

Cheapflights Fare Finder

 
Customize your flight search to find flights from Newark 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, Cheapflights users made 2,558,603 searches. Data last updated septiembre 17, 2025.
Use the filters below to find and compare flights from Newark Airport to Santiago de los Caballeros that are best for you.

Fly from

Newark

Fly to

Santiago de los Caballeros

Route

Depart

Return

Price

NewarkSantiago de los Caballeros

EWR - STI

EWRSTI

Newark

mar. 10/21

8:00 pm-11:54 pm

Nonstop3h 54m

Santiago de los Caballeros

lun. 10/27

11:05 pm-2:49 am

Nonstop3h 44m

$316

NewarkSantiago de los Caballeros

EWR - STI

EWRSTI

Newark

sáb. 10/4

9:57 pm-1:46 am

Nonstop3h 49m

Santiago de los Caballeros

jue. 11/20

6:00 am-9:05 am

Nonstop4h 05m

$329

NewarkSantiago de los Caballeros

EWR - STI

EWRSTI

Newark

mié. 10/8

8:00 pm-11:54 pm

Nonstop3h 54m

Santiago de los Caballeros

vie. 10/17

5:05 am-8:55 am

Nonstop3h 50m

$337

NewarkSantiago de los Caballeros

EWR - STI

EWRSTI

Newark

mié. 10/8

8:00 pm-11:54 pm

Nonstop3h 54m

Santiago de los Caballeros

jue. 10/16

5:05 am-8:55 am

Nonstop3h 50m

$337

NewarkSantiago de los Caballeros

EWR - STI

EWRSTI

Newark

lun. 11/3

7:00 am-11:46 am

Nonstop3h 46m

Santiago de los Caballeros

mar. 11/11

6:00 am-9:05 am

Nonstop4h 05m

$341

NewarkSantiago de los Caballeros

EWR - STI

EWRSTI

Newark

vie. 11/14

7:00 pm-11:51 pm

Nonstop3h 51m

Santiago de los Caballeros

vie. 11/21

6:00 am-9:05 am

Nonstop4h 05m

$341

NewarkSantiago de los Caballeros

EWR - STI

EWRSTI

Newark

lun. 11/24

10:00 pm-2:45 am

Nonstop3h 45m

Santiago de los Caballeros

mar. 12/9

5:45 am-8:44 am

Nonstop3h 59m

$341

NewarkSantiago de los Caballeros

EWR - STI

EWRSTI

Newark

mié. 11/19

7:00 pm-11:51 pm

Nonstop3h 51m

Santiago de los Caballeros

dom. 11/23

6:00 am-9:05 am

Nonstop4h 05m

$341

NewarkSantiago de los Caballeros

EWR - STI

EWRSTI

Newark

lun. 11/24

10:00 pm-2:45 am

Nonstop3h 45m

Santiago de los Caballeros

sáb. 12/6

5:45 am-8:44 am

Nonstop3h 59m

$341

NewarkSantiago de los Caballeros

EWR - STI

EWRSTI

Newark

vie. 11/28

11:45 pm-4:34 am

Nonstop3h 49m

Santiago de los Caballeros

sáb. 12/13

5:45 am-8:44 am

Nonstop3h 59m

$341

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 23 results
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Best time to book a flight from Newark to Santiago de los Caballeros

Have a flexible travel schedule? Discover the best time to fly to Santiago de los Caballeros from Newark 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 Newark Airport to Santiago de los Caballeros

How far ahead should I book a flight from Newark Airport to Santiago de los Caballeros?

Use this chart to determine the optimal time to book a round-trip flight from Newark to Santiago de los Caballeros. Price data was last updated on September 12, 2025.

The price you pay for your flight from Newark Airport to Santiago de los Caballeros may vary depending on when you book. For the best chance of a lower fare, look to book 30 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Newark Airport to Santiago de los Caballeros?

Currently, May is the cheapest month in which you can book a flight from Newark Airport to Santiago de los Caballeros (average of $347). Flying from Newark Airport to Santiago de los Caballeros in July is currently the most expensive (average of $600). 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.

What is the cheapest time of day to fly from EWR to STI?

Find hourly flight availability from Newark to Santiago de los Caballeros. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 17, 2025.

It’s optimal to fly from Newark Airport to Santiago de los Caballeros in the afternoon. By choosing this option you can save up to 33% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Newark Airport to Santiago de los Caballeros?

Use this chart to determine the cheapest time to fly round-trip from Newark to Santiago de los Caballeros. Price data was last updated on September 14, 2025.

Travelers seeking maximum savings on their Newark Airport to Santiago de los Caballeros flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Santiago de los Caballeros

Get insights into the airlines that provide service to Santiago de los Caballeros. 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 Santiago de los Caballeros. Reviews last updated septiembre 17, 2025.
See what other customers who have flown with United Airlines, American Airlines, and JetBlue from Newark Airport to Santiago de los Caballeros have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,926 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,926 reviews
United Airlines
7.4
Good
8,926 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,926 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
JetBlue
7.2
Good
2,914 reviews
United Airlines
7.4
Good
8,926 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Spirit Airlines
6.3
Okay
8,023 reviews
United Airlines
7.4
Good
8,926 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Frontier
5.8
Fair
3,173 reviews
United Airlines
7.4
Good
8,926 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Newark to Santiago de los Caballeros. 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 into for flights to Santiago de los Caballeros from Newark?

    Most people fly into Santiago de los Caballeros (STI) if they book a flight to Santiago de los Caballeros from Newark. On average, Santiago has 3 inbound flights from Newark per day from 6 airlines. Santiago de los Caballeros is conveniently located just 6.8 mi from Santiago de los Caballeros’s city center.

  • How popular is this Newark Airport to Santiago de los Caballeros flight route?

    The Newark to Santiago de los Caballeros flight path was viewed by 181 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Newark Airport to Santiago de los Caballeros?

    Departing from Newark Airport to Santiago de los Caballeros will take you 3h 49m. The distance between Newark Airport and Santiago de los Caballeros is about 1485 mi. All flights are typically nonstop.

  • What are the cheapest airlines flying from Newark Airport to Santiago de los Caballeros round-trip?

    According to our current data, Spirit Airlines ($200), Frontier ($210), and JetBlue ($254) offers the cheapest pricing from Newark Airport to Santiago de los Caballeros. Spirit Airlines is 62% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest flights from Newark Airport to Santiago de los Caballeros?

    On average you can expect to pay $521 for a flight from Newark Airport to Santiago de los Caballeros. The cheapest flight overall is $159 while the most popular route, (Newark - Santiago de los Caballeros) is currently priced at $300.

  • Can I find deals for flights from Newark to Santiago de los Caballeros that include hotel bookings?

    Yes. In addition to deals on Newark to Santiago de los Caballeros flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Newark to Santiago de los Caballeros?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Newark to Santiago de los Caballeros.

  • Can I find deals for business class flights from Newark to Santiago de los Caballeros?

    Yes. Cheapflights offers flight deals from Newark to Santiago de los Caballeros 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 Newark Airport to Santiago de los Caballeros?

    Currently, May is the cheapest month in which you can book a flight from Newark Airport to Santiago de los Caballeros (average of $347). Flying from Newark Airport to Santiago de los Caballeros in July is currently the most expensive (average of $600). 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

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Top 6 airlines flying from Newark to Santiago de los Caballeros

Discover the top 6 airlines that operate flights from Newark to Santiago de los Caballeros. 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 septiembre 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$200Average$434FlexibilityNo cancel feeOn-time65%
FrontierCheapest$210Average$385FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$254Average$547FlexibilityNo cancel feeOn-time62%
DeltaCheapest$287Average$412FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$318Average$548FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$409Average$587FlexibilityNo cancel feeOn-time71%

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