$111 Cheap Flights from Philadelphia (PHL) to Santiago (STI)

View $111 flight on Sun, Jan 4, 2026Opens in a new window

Popular airlines from Philadelphia Intl. Airport (PHL) to Cibao Intl. Airport (STI)

Cheap Flights from Philadelphia to Santiago (PHL-STI)

Prices were available within the past 7 days and start at $111 for one-way flights and $272 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sun, Jan 4 - Sat, Jan 31
PHL
Philadelphia
STI
Santiago de los Caballeros
$272 Roundtrip, found 1 day ago
$272
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sun, Jan 4 from Philadelphia to Santiago de los Caballeros, returning Sat, Jan 31, priced at $272 found 1 day ago
Spirit Airlines
Tue, Nov 25 - Tue, Dec 2
PHL
Philadelphia
STI
Santiago de los Caballeros
$281 Roundtrip, found 1 day ago
$281
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Tue, Nov 25 from Philadelphia to Santiago de los Caballeros, returning Tue, Dec 2, priced at $281 found 1 day ago
Spirit Airlines
Sat, Nov 8 - Wed, Nov 12
PHL
Philadelphia
STI
Santiago de los Caballeros
$283 Roundtrip, found 2 days ago
$283
Roundtrip
found 2 days ago
Select Spirit Airlines flight, departing Sat, Nov 8 from Philadelphia to Santiago de los Caballeros, returning Wed, Nov 12, priced at $283 found 2 days ago
Spirit Airlines
Tue, Dec 2 - Sun, Dec 28
PHL
Philadelphia
STI
Santiago de los Caballeros
$292 Roundtrip, found 1 day ago
$292
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Tue, Dec 2 from Philadelphia to Santiago de los Caballeros, returning Sun, Dec 28, priced at $292 found 1 day ago
Spirit Airlines
Tue, Dec 2 - Sun, Dec 28
PHL
Philadelphia
STI
Santiago de los Caballeros
$293 Roundtrip, found 1 day ago
$293
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Tue, Dec 2 from Philadelphia to Santiago de los Caballeros, returning Sun, Dec 28, priced at $293 found 1 day ago
Spirit Airlines
Sun, Dec 7 - Mon, Jan 26
PHL
Philadelphia
STI
Santiago de los Caballeros
$294 Roundtrip, found 4 hours ago
$294
Roundtrip
found 4 hours ago
Select Spirit Airlines flight, departing Sun, Dec 7 from Philadelphia to Santiago de los Caballeros, returning Mon, Jan 26, priced at $294 found 4 hours ago
Spirit Airlines
Thu, Jan 22 - Sun, Feb 1
PHL
Philadelphia
STI
Santiago de los Caballeros
$297 Roundtrip, found 1 day ago
$297
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Thu, Jan 22 from Philadelphia to Santiago de los Caballeros, returning Sun, Feb 1, priced at $297 found 1 day ago
JetBlue Airways
Thu, Jan 29 - Thu, Feb 5
PHL
Philadelphia
STI
Santiago de los Caballeros
$345 Roundtrip, just found
$345
Roundtrip
just found
Select JetBlue Airways flight, departing Thu, Jan 29 from Philadelphia to Santiago de los Caballeros, returning Thu, Feb 5, priced at $345 just found
Delta
Wed, Nov 19 - Wed, Dec 3
PHL
Philadelphia
STI
Santiago de los Caballeros
$470 Roundtrip, found 3 hours ago
$470
Roundtrip
found 3 hours ago
Select Delta flight, departing Wed, Nov 19 from Philadelphia to Santiago de los Caballeros, returning Wed, Dec 3, priced at $470 found 3 hours ago
United
Wed, Nov 12 - Wed, Nov 19
PHL
Philadelphia
STI
Santiago de los Caballeros
$472 Roundtrip, found 7 hours ago
$472
Roundtrip
found 7 hours ago
Select United flight, departing Wed, Nov 12 from Philadelphia to Santiago de los Caballeros, returning Wed, Nov 19, priced at $472 found 7 hours ago

Find the cheapest month to fly from Philadelphia (PHL) to Santiago de los Caballeros (STI)

February is typically the cheapest month to fly

From $233 - $537 per traveler.

Alternative airports near Santiago de los Caballeros

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Gregorio Luperon Intl. POP. Average driving time to city center is 59 minutes. Flights from $444
POP
Gregorio Luperon Intl.
Average driving time to city center59 min
Flights from $444

Frequently asked questions

How much does a flight from Philadelphia Intl. Airport (PHL) to Cibao Intl. Airport (STI) cost?
Secure a cheap one-way flight from $111 or cheap return flight from $272 from Philadelphia Intl. Airport (PHL) to Cibao Intl. Airport (STI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Philadelphia Intl. Airport (PHL) to Cibao Intl. Airport (STI)?
The cheapest month to fly from PHL to STI is January, when there's less demand. Off-peak season is typically when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Philadelphia Intl. Airport (PHL) to Cibao Intl. Airport (STI)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll fly you from PHL to STI. Then, sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Philadelphia Intl. Airport (PHL) to Cibao Intl. Airport (STI)?
Direct flights from Philadelphia Intl. Airport (PHL) to Cibao Intl. Airport (STI) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from PHL to STI?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary based on various factors, including the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Philadelphia Intl. Airport (PHL) to Cibao Intl. Airport (STI)?
To avoid possible delays on the Philadelphia Intl. Airport (PHL) to Cibao Intl. Airport (STI) route, aim to travel before 3 PM. Later departures are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Philadelphia Intl. Airport (PHL) to Cibao Intl. Airport (STI) last-minute?
Last-minute fares from PHL to STI are typically more expensive. To lock in the best rates, start looking for flights well in advance. That said, if you can play around with your travel dates, you may land a cheap ticket right before you leave.
Is it cheaper to book a PHL to STI flight and hotel package?
Booking a PHL to STI flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Pick from our impressive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Philadelphia Intl. Airport (PHL) to Cibao Intl. Airport (STI)?
Typically, it's possible to cancel or reschedule your PHL to STI flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Philadelphia Intl.
Destination airport
Cibao Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, JetBlue Airways, Spirit Airlines, United
Roundtrip price
$271
Distance
1441 mi

Book with confidence

Philadelphia to Santiago Flights

The cheapest times to fly from Philadelphia to Santiago

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Philadelphia to Santiago are during the month of January. You can find some of the cheapest flights from Philadelphia to Santiago with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Philadelphia to Santiago

Sunday is one of the best days to book for cheap flights from Philadelphia to Santiago: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Philadelphia to Santiago

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Philadelphia to Santiago in 2025. You can also book with separate airlines for your outbound and return journeys, from $111 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Philadelphia to Santiago flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Philadelphia to Santiago airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Philadelphia to Santiago Flights

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*Available to One Key members.