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Santiago de los Caballeros

$140+ Cheap flights from Pennsylvania 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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — STI
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Pennsylvania to Santiago de los Caballeros

Keep the following information in mind while searching for Pennsylvania to Santiago de los Caballeros flight deals. Data was last updated September 11, 2025.

Round-trip from

$303
(Cheapflightsfares)

One-way from

$141
(Cheapflightsfares)

Popular in

November

Cheapest in

October

Average price

$352
From Pennsylvania to Santiago de los Caballeros
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One-way flight from Pennsylvania to Santiago de los Caballeros
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Highest demand for flights based on searches. 13% potential increase in price ($69 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Pennsylvania to Santiago de los Caballeros

Cheapest flights from Pennsylvania to Santiago de los Caballeros
Explore the most affordable flight options available from Pennsylvania to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 9/10. 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.
Thu 9/255:00 amPHL - STI
1 stop6h 03mSpirit Airlines
Mon 10/611:43 amSTI - PHL
1 stop7h 06mSpirit Airlines
Deal found 9/10$303
This Expedia deal was found by Cheapflights users on 9/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/255:00 amPHL - STI
1 stop6h 03mSpirit Airlines
Thu 10/212:10 pmSTI - PHL
1 stop8h 48mSpirit Airlines
Deal found 9/11$310
This Cheapflightsfares deal was found by Cheapflights users on 9/10. 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.
Mon 9/299:50 pmPHL - STI
1 stop13h 13mSpirit Airlines
Fri 11/76:18 pmSTI - PHL
1 stop16h 28mSpirit Airlines
Deal found 9/10$315
This Cheapflightsfares deal was found by Cheapflights users on 9/10. 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.
Wed 9/176:30 pmLGA - STI
1 stop16h 33mSpirit Airlines
Sat 10/1111:43 amSTI - LGA
1 stop11h 42mSpirit Airlines
Deal found 9/10$316
This JetBlue deal was found by Cheapflights users on 9/11. 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.
Tue 10/78:00 pmEWR - STI
Nonstop3h 54mJetBlue
Tue 10/145:05 amSTI - EWR
Nonstop3h 50mJetBlue
Deal found 9/11$316
This Delta deal was found by Cheapflights users on 9/11. 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.
Thu 9/188:35 pmJFK - STI
Nonstop3h 59mDelta
Tue 9/236:11 amSTI - JFK
Nonstop3h 49mDelta
Deal found 9/11$316
This Cheapflightsfares deal was found by Cheapflights users on 9/10. 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.
Thu 10/1610:00 pmEWR - STI
1 stop12h 38mSpirit Airlines
Mon 10/2011:43 amSTI - EWR
1 stop11h 46mSpirit Airlines
Deal found 9/10$317
This JetBlue deal was found by Cheapflights users on 9/9. 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.
Thu 9/185:01 amJFK - STI
Nonstop3h 44mJetBlue
Wed 9/245:15 amSTI - JFK
Nonstop3h 43mJetBlue
Deal found 9/9$317
This Cheapflightsfares deal was found by Cheapflights users on 9/11. 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.
Thu 9/256:30 pmLGA - STI
1 stop16h 33mSpirit Airlines
Sat 10/2511:43 amSTI - LGA
1 stop11h 42mSpirit Airlines
Deal found 9/11$318
This SmartFares deal was found by Cheapflights users on 9/11. 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.
Sat 10/118:00 pmEWR - STI
Nonstop3h 54mJetBlue
Sat 10/185:05 amSTI - EWR
Nonstop3h 50mJetBlue
Deal found 9/11$318
This Expedia deal was found by Cheapflights users on 9/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2810:25 pmJFK - STI
Nonstop3h 56mJetBlue
Mon 9/292:00 pmSTI - JFK
1 stop19h 59mJetBlue
Deal found 9/10$318
This Cheapflightsfares deal was found by Cheapflights users on 9/10. 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.
Sat 10/187:54 pmPHL - STI
1 stop14h 44mSpirit Airlines
Sat 10/2511:43 amSTI - PHL
1 stop11h 53mSpirit Airlines
Deal found 9/10$319

Cheapflights Fare Finder

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

Fly from

Pennsylvania

Fly to

Santiago de los Caballeros

Route

Depart

Return

Price

PhiladelphiaSantiago de los Caballeros

PHL - STI

PHLSTI

Philadelphia

Thu 9/25

5:00 am-11:03 am

1 stop6h 03m

Santiago de los Caballeros

Thu 10/2

12:10 pm-8:58 pm

1 stop8h 48m

$310

NewarkSantiago de los Caballeros

EWR - STI

EWRSTI

Newark

Sat 9/27

8:45 pm-12:37 am

Nonstop3h 52m

Santiago de los Caballeros

Tue 10/7

5:05 am-8:55 am

Nonstop3h 50m

$316

NewarkSantiago de los Caballeros

EWR - STI

EWRSTI

Newark

Thu 10/16

9:57 pm-1:46 am

Nonstop3h 49m

Santiago de los Caballeros

Tue 10/21

6:00 am-9:58 am

Nonstop3h 58m

$316

New YorkSantiago de los Caballeros

JFK - STI

JFKSTI

New York John F Kennedy Intl

Mon 10/6

3:20 pm-7:06 pm

Nonstop3h 46m

Santiago de los Caballeros

Mon 10/20

6:00 am-9:52 am

Nonstop3h 52m

$316

New YorkSantiago de los Caballeros

LGA - STI

LGASTI

New York LaGuardia

Sun 11/2

6:04 pm-11:38 am

1 stop16h 34m

Santiago de los Caballeros

Mon 11/10

6:18 pm-10:00 am

1 stop16h 42m

$316

New YorkSantiago de los Caballeros

JFK - STI

JFKSTI

New York John F Kennedy Intl

Thu 10/2

10:25 pm-2:21 am

Nonstop3h 56m

Santiago de los Caballeros

Sat 10/11

3:20 am-7:00 am

Nonstop3h 40m

$316

New YorkSantiago de los Caballeros

JFK - STI

JFKSTI

New York John F Kennedy Intl

Tue 9/30

8:50 am-12:40 pm

Nonstop3h 50m

Santiago de los Caballeros

Mon 10/20

6:00 am-9:52 am

Nonstop3h 52m

$316

New YorkSantiago de los Caballeros

LGA - STI

LGASTI

New York LaGuardia

Wed 10/1

8:49 am-11:03 am

2 stops26h 14m

Santiago de los Caballeros

Sat 10/11

11:43 am-11:25 pm

1 stop11h 42m

$316

New YorkSantiago de los Caballeros

JFK - STI

JFKSTI

New York John F Kennedy Intl

Tue 10/7

10:30 am-2:13 pm

Nonstop3h 43m

Santiago de los Caballeros

Mon 10/13

3:20 am-7:00 am

Nonstop3h 40m

$316

New YorkSantiago de los Caballeros

JFK - STI

JFKSTI

New York John F Kennedy Intl

Sun 10/5

8:35 pm-12:34 am

Nonstop3h 59m

Santiago de los Caballeros

Thu 10/9

1:29 pm-5:30 pm

Nonstop4h 01m

$316

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 60 results
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Best time to book a flight from Pennsylvania to Santiago de los Caballeros

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

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

Currently, May is the cheapest month in which you can book a flight from Pennsylvania to Santiago de los Caballeros (average of $347). Flying from Pennsylvania 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 PA to STI?

Find hourly flight availability from Pennsylvania 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 September 11, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Pennsylvania to Santiago de los Caballeros as you normally would.

Related info for your journey

Find useful and relevant information for your journey from Pennsylvania 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 Pennsylvania?

    Santiago de los Caballeros (STI) is the airport you will fly into if you book a flight from Pennsylvania to Santiago de los Caballeros. It is only a 6.8 mi journey from Santiago (STI) to Santiago de los Caballeros’s city center.

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

    Airlines like Spirit Airlines, JetBlue, and United Airlines fly from Pennsylvania to Santiago de los Caballeros in about 3h 49m. The time it takes to get you to your destination can typically vary by up to 2h 14m. The distance from Pennsylvania to Santiago de los Caballeros is about 1485 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Pennsylvania to Santiago de los Caballeros one-way?

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $140. However, be on the lookout for offers from United Airlines and JetBlue, as they are both options that can get you from Pennsylvania to Santiago de los Caballeros for a low price.

  • What are the most popular routes from Pennsylvania to Santiago de los Caballeros?

    When deciding which route to take from Pennsylvania to Santiago de los Caballeros consider New York John F Kennedy Intl - Santiago de los Caballeros, Newark - Santiago de los Caballeros or New York LaGuardia - Santiago de los Caballeros as they are the most popular.

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

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

  • How can I find direct flights from Pennsylvania 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 Pennsylvania to Santiago de los Caballeros.

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

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

    Currently, May is the cheapest month in which you can book a flight from Pennsylvania to Santiago de los Caballeros (average of $347). Flying from Pennsylvania 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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Alternative routes for Pennsylvania to Santiago de los Caballeros

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Pennsylvania to Santiago de los Caballeros

Discover the top 5 airlines that operate flights from Pennsylvania 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$178Average$407FlexibilityNo cancel feeOn-time65%
FrontierCheapest$244Average$403FlexibilityNo cancel feeOn-time62%
DeltaCheapest$358Average$513FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$427Average$454FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$444Average$597FlexibilityNo cancel feeOn-time71%

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