Cheap flights from Newark Airport to Santiago de los Caballeros from £121

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 21/3. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — STI
5 Mar — 12 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Newark to Santiago de los Caballeros

Enter your travel dates to find the best prices.

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 3 February 2026.

Fri 6/305:15
EWR
-
STI
2 stops9h 20m
Spirit Airlines
Sun 8/315:41
STI
-
EWR
2 stops16h 24m
Spirit Airlines
Deal found 1/2£252
Sat 28/305:50
EWR
-
STI
2 stops19h 59m
Spirit Airlines
Tue 31/302:46
STI
-
EWR
2 stops20h 43m
Spirit Airlines
Deal found 1/2£254
Sat 2/511:21
EWR
-
STI
Nonstop3h 51m
United Airlines
Sat 16/506:00
STI
-
EWR
Nonstop4h 00m
United Airlines
Deal found 1/2£254
Wed 4/319:20
EWR
-
STI
Nonstop3h 56m
JetBlue
Tue 10/309:22
STI
-
EWR
1 stop11h 08m
JetBlue
Deal found 3/2£266
Fri 15/511:21
EWR
-
STI
Nonstop3h 51m
United Airlines
Sun 24/506:00
STI
-
EWR
Nonstop4h 00m
United Airlines
Deal found 3/2£268
Sun 8/219:00
EWR
-
STI
Nonstop3h 51m
United Airlines
Wed 11/212:52
STI
-
EWR
Nonstop4h 05m
United Airlines
Deal found 1/2£271
Sun 19/419:01
EWR
-
STI
Nonstop3h 51m
United Airlines
Tue 28/406:00
STI
-
EWR
Nonstop4h 00m
United Airlines
Deal found 3/2£271
Sun 19/409:06
EWR
-
STI
Nonstop3h 51m
United Airlines
Thu 23/406:00
STI
-
EWR
Nonstop4h 00m
United Airlines
Deal found 1/2£272
Fri 6/319:20
EWR
-
STI
Nonstop3h 56m
JetBlue
Sat 7/303:01
STI
-
EWR
Nonstop2h 58m
JetBlue
Deal found 1/2£273
Tue 3/307:00
EWR
-
STI
Nonstop3h 46m
United Airlines
Tue 10/305:00
STI
-
EWR
Nonstop4h 05m
United Airlines
Deal found 2/2£274
Thu 5/319:20
EWR
-
STI
Nonstop3h 56m
JetBlue
Sun 8/302:01
STI
-
EWR
Nonstop3h 58m
JetBlue
Deal found 3/2£275
Wed 4/319:20
EWR
-
STI
Nonstop3h 56m
JetBlue
Wed 11/309:22
STI
-
EWR
1 stop11h 08m
JetBlue
Deal found 3/2£276

Find 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 3 February 2026.

Round-trip from

£252

One-way from

£121

Popular in

December

Cheapest in

October

Average price

£344
Spirit Airlines
  • Spirit Airlines
  • 6/3-8/3
  • 4 total stops
  • 25h 44m total
  • Newark to Santiago de los Caballeros
JetBlue
  • JetBlue
  • 27/2
  • Nonstop
  • 3h 56m total
  • Newark to Santiago de los Caballeros
Highest demand for flights based on searches. 2% potential increase in price (£8 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£8 potential savings vs. average return price).
Average for round-trip flights in February 2026

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 3 February 2026.
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

Wed 27/5

19:01-22:52

Nonstop3h 51m

Santiago de los Caballeros

Thu 4/6

06:00-10:00

Nonstop4h 00m

£254

NewarkSantiago de los Caballeros

EWR - STI

EWRSTI

Newark

Sun 3/5

11:21-15:12

Nonstop3h 51m

Santiago de los Caballeros

Sat 16/5

06:00-10:00

Nonstop4h 00m

£254

NewarkSantiago de los Caballeros

EWR - STI

EWRSTI

Newark

Wed 22/4

09:06-12:57

Nonstop3h 51m

Santiago de los Caballeros

Tue 28/4

06:00-10:00

Nonstop4h 00m

£271

NewarkSantiago de los Caballeros

EWR - STI

EWRSTI

Newark

Sun 19/4

19:01-22:52

Nonstop3h 51m

Santiago de los Caballeros

Wed 22/4

06:00-10:00

Nonstop4h 00m

£272

NewarkSantiago de los Caballeros

EWR - STI

EWRSTI

Newark

Sun 8/3

19:00-22:51

Nonstop3h 51m

Santiago de los Caballeros

Tue 10/3

05:00-09:05

Nonstop4h 05m

£273

NewarkSantiago de los Caballeros

EWR - STI

EWRSTI

Newark

Tue 3/3

07:00-11:46

Nonstop3h 46m

Santiago de los Caballeros

Tue 10/3

05:00-09:05

Nonstop4h 05m

£274

NewarkSantiago de los Caballeros

EWR - STI

EWRSTI

Newark

Wed 22/4

19:01-22:52

Nonstop3h 51m

Santiago de los Caballeros

Wed 6/5

06:00-10:00

Nonstop4h 00m

£275

NewarkSantiago de los Caballeros

EWR - STI

EWRSTI

Newark

Thu 30/4

19:35-23:32

Nonstop3h 57m

Santiago de los Caballeros

Thu 7/5

02:36-06:30

Nonstop3h 54m

£279

NewarkSantiago de los Caballeros

EWR - STI

EWRSTI

Newark

Sun 24/5

19:01-22:52

Nonstop3h 51m

Santiago de los Caballeros

Wed 27/5

06:00-10:00

Nonstop4h 00m

£282

NewarkSantiago de los Caballeros

EWR - STI

EWRSTI

Newark

Thu 7/5

19:01-22:52

Nonstop3h 51m

Santiago de los Caballeros

Fri 15/5

06:00-10:00

Nonstop4h 00m

£289

Flights are sorted by cheapest return flights first.

Deals found on 2/2

Showing 1-10 of 22 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 return 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 return flight from Newark to Santiago de los Caballeros. Price data was last updated on 30 January 2026.

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, October is the cheapest month in which you can book a flight from Newark Airport to Santiago de los Caballeros (average of £140). Flying from Newark Airport to Santiago de los Caballeros in May is currently the most expensive (average of £194). 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 3 February 2026.

When flying from Newark Airport to Santiago de los Caballeros, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 0 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?

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

    Airlines like United Airlines fly from Newark Airport to Santiago de los Caballeros in about 3h 51m. The time it takes to get you to your destination is usually consistent. The distance between Newark Airport and Santiago de los Caballeros is about 1485 mi. Most flights are nonstop.

  • 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 holiday 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, October is the cheapest month in which you can book a flight from Newark Airport to Santiago de los Caballeros (average of £140). Flying from Newark Airport to Santiago de los Caballeros in May is currently the most expensive (average of £194). 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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Alternative routes for Newark to Santiago de los Caballeros

See prices for flight routes from nearby airports that may be better suited for you.

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How does Cheapflights help users find flights from Newark to Santiago de los Caballeros?

Deals for Newark to Santiago de los Caballeros flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Newark to Santiago de los Caballeros?

Cheapflights simply makes it quick and affordable to book flights from Newark to Santiago de los Caballeros by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Newark to Santiago de los Caballeros with no change fees?

Need flexible booking options for your flight to Santiago de los Caballeros from Newark? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Newark to Santiago de los Caballeros become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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