$202+ Cheap flights from Philadelphia (PHL) to Santiago de los Caballeros (STI)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — STI
Oct 6 — Oct 131
Round-trip
1 adult, Economy
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Find cheap flights from Philadelphia to Santiago de los Caballeros with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Philadelphia to Santiago de los Caballeros are usually found in January or October, booked 52 days in advance, depart on a Wednesday or Monday and return on a Wednesday
Cheap flight deals from Philadelphia to Santiago de los Caballeros
Cheapest
Best
Last-minute
One-way
Cheapest flights from Philadelphia to Santiago de los CaballerosExplore the most affordable flight options available from Philadelphia to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 6, 2026.
Explore the most affordable flight options available from Philadelphia to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 6, 2026.
This American Airlines deal was found by Cheapflights users on 9/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1211:22 am -
Nonstop3h 41m
Thu 11/195:36 pm -
Nonstop3h 54m
Deal found 9/6![American Airlines logo]()
$408
This American Airlines deal was found by Cheapflights users on 9/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/157:15 am -
1 stop6h 57m
Thu 10/222:18 pm -
Nonstop3h 52m
Deal found 9/6![American Airlines logo]()
$409
This CheapOair deal was found by Cheapflights users on 9/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/57:00 am -
1 stop6h 27m
Sat 10/1011:43 am -
Nonstop3h 38m
Deal found 9/2![Multiple Airlines logo]()
$412
This American Airlines deal was found by Cheapflights users on 9/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/311:22 am -
Nonstop3h 41m
Sun 11/155:03 pm -
Nonstop3h 57m
Deal found 9/6![American Airlines logo]()
$413
This American Airlines deal was found by Cheapflights users on 9/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:20 am -
1 stop5h 55m
Wed 10/143:12 pm -
1 stop7h 31m
Deal found 9/2![American Airlines logo]()
$414
This American Airlines deal was found by Cheapflights users on 9/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:15 am -
1 stop6h 57m
Sat 11/75:25 pm -
Nonstop3h 57m
Deal found 9/5![American Airlines logo]()
$417
This American Airlines deal was found by Cheapflights users on 9/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1411:44 am -
Nonstop3h 41m
Tue 12/12:22 pm -
1 stop21h 30m
Deal found 9/1![American Airlines logo]()
$423
This American Airlines deal was found by Cheapflights users on 9/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/89:20 am -
Nonstop3h 58m
Thu 10/292:18 pm -
Nonstop3h 52m
Deal found 9/2![American Airlines logo]()
$425
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Sat 10/247:00 am -
Nonstop3h 28m
Thu 10/294:10 pm -
2 stops13h 01m
Deal found 9/3![Multiple Airlines logo]()
$426
Best flights from Philadelphia to Santiago de los CaballerosDiscover carefully curated flight deals from Philadelphia to Santiago de los Caballeros that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 6, 2026.
Discover carefully curated flight deals from Philadelphia to Santiago de los Caballeros that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 6, 2026.
This JetBlue deal was found by Cheapflights users on 9/3. 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.
Sun 10/188:00 am -
1 stop6h 47m
Thu 10/293:44 pm -
1 stop7h 59m
Deal found 9/3![JetBlue logo]()
$460
This United Airlines deal was found by Cheapflights users on 9/5. 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.
Sat 12/59:45 am -
2 stops13h 06m
Tue 12/86:00 am -
2 stops12h 52m
Deal found 9/5![United Airlines logo]()
$461
This United Airlines deal was found by Cheapflights users on 9/1. 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.
Sun 11/156:00 am -
2 stops16h 51m
Tue 12/16:00 am -
2 stops33h 06m
Deal found 9/1![United Airlines logo]()
$486
This United Airlines deal was found by Cheapflights users on 9/5. 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.
Thu 10/156:15 am -
2 stops16h 37m
Sun 10/255:00 am -
2 stops28h 49m
Deal found 9/5![United Airlines logo]()
$554
This United Airlines deal was found by Cheapflights users on 9/5. 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.
Sun 11/16:00 am -
2 stops16h 51m
Sun 11/156:00 am -
2 stops28h 49m
Deal found 9/5![United Airlines logo]()
$564
This United Airlines deal was found by Cheapflights users on 9/4. 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.
Thu 10/86:15 am -
2 stops16h 37m
Thu 10/293:00 pm -
2 stops18h 49m
Deal found 9/4![United Airlines logo]()
$588
This United Airlines deal was found by Cheapflights users on 9/5. 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.
Fri 11/276:15 am -
2 stops16h 36m
Tue 12/86:00 am -
2 stops12h 52m
Deal found 9/5![United Airlines logo]()
$596
This United Airlines deal was found by Cheapflights users on 9/4. 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.
Wed 10/710:40 am -
2 stops12h 12m
Sun 10/112:07 pm -
2 stops9h 23m
Deal found 9/4![United Airlines logo]()
$699
This United Airlines deal was found by Cheapflights users on 9/2. 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.
Thu 1/79:45 am -
2 stops13h 06m
Thu 1/146:00 am -
2 stops16h 33m
Deal found 9/2![United Airlines logo]()
$803
This United Airlines deal was found by Cheapflights users on 9/5. 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.
Sat 9/267:30 pm -
2 stops19h 42m
Sat 10/36:00 am -
2 stops15h 29m
Deal found 9/5![United Airlines logo]()
$825
Last-minute flights from Philadelphia to Santiago de los CaballerosDiscover last-minute flight deals from Philadelphia to Santiago de los Caballeros. Data last updated September 6, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Santiago de los Caballeros. Data last updated September 6, 2026 and is based on user searches.
This Orbitz deal was found by Cheapflights users on 9/1. 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.
Fri 9/257:00 am -
1 stop6h 27m
Sat 10/1711:43 am -
Nonstop3h 38m
Deal found 9/1![Multiple Airlines logo]()
$413
This American Airlines deal was found by Cheapflights users on 9/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:20 am -
1 stop5h 55m
Wed 10/143:12 pm -
1 stop7h 31m
Deal found 9/2![American Airlines logo]()
$414
This CheapOair deal was found by Cheapflights users on 9/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/57:00 am -
1 stop6h 27m
Sat 10/1011:43 am -
Nonstop3h 38m
Deal found 9/2![Multiple Airlines logo]()
$412
This American Airlines deal was found by Cheapflights users on 9/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/89:20 am -
Nonstop3h 58m
Thu 10/292:18 pm -
Nonstop3h 52m
Deal found 9/2![American Airlines logo]()
$425
This American Airlines deal was found by Cheapflights users on 9/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:15 am -
1 stop6h 57m
Sat 11/75:25 pm -
Nonstop3h 57m
Deal found 9/5![American Airlines logo]()
$417
This American Airlines deal was found by Cheapflights users on 9/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/157:15 am -
1 stop6h 57m
Thu 10/222:18 pm -
Nonstop3h 52m
Deal found 9/6![American Airlines logo]()
$409
This American Airlines deal was found by Cheapflights users on 9/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/229:20 am -
Nonstop3h 58m
Mon 10/263:12 pm -
1 stop20h 44m
Deal found 9/6![American Airlines logo]()
$430
This American Airlines deal was found by Cheapflights users on 9/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/239:20 am -
Nonstop3h 58m
Tue 10/273:12 pm -
1 stop7h 31m
Deal found 9/5![American Airlines logo]()
$418
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Sat 10/247:00 am -
Nonstop3h 28m
Thu 10/294:10 pm -
2 stops13h 01m
Deal found 9/3![Multiple Airlines logo]()
$426
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Sat 10/247:00 am -
Nonstop3h 28m
Sat 10/244:10 pm -
2 stops12h 54m
Deal found 9/3![Multiple Airlines logo]()
$431
One-way flights from Philadelphia to Santiago de los CaballerosSearch for one-way flight options from Philadelphia to Santiago de los Caballeros. Find affordable one-way fares based on user searches. Data last updated September 6, 2026.
Search for one-way flight options from Philadelphia to Santiago de los Caballeros. Find affordable one-way fares based on user searches. Data last updated September 6, 2026.
This American Airlines deal was found by Cheapflights users on 9/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/66:00 am -
2 stops8h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![American Airlines logo]()
$202
This American Airlines deal was found by Cheapflights users on 9/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/43:54 pm -
2 stops20h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![American Airlines logo]()
$203
This American Airlines deal was found by Cheapflights users on 9/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:20 am -
1 stop5h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![American Airlines logo]()
$204
This American Airlines deal was found by Cheapflights users on 9/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:00 am -
1 stop9h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![American Airlines logo]()
$207
This CheapOair deal was found by Cheapflights users on 9/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/107:00 am -
Nonstop3h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Frontier logo]()
$208
This American Airlines deal was found by Cheapflights users on 9/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/14:10 pm -
1 stop22h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![American Airlines logo]()
$209
This American Airlines deal was found by Cheapflights users on 9/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/28:30 am -
Nonstop3h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![American Airlines logo]()
$210
This Cheapflightsfares deal was found by Cheapflights users on 9/2. 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 12/55:20 pm -
1 stop6h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![JetBlue logo]()
$211
This JetBlue deal was found by Cheapflights users on 9/3. 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.
Wed 12/26:00 am -
1 stop8h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![JetBlue logo]()
$213
This American Airlines deal was found by Cheapflights users on 9/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/15:37 pm -
2 stops18h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![American Airlines logo]()
$214
Find flight deals from Philadelphia to Santiago de los Caballeros
Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) 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 September 6, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $408 (American Airlines) |
One-way from | $202 (American Airlines) |
Popular in | December |
Cheapest in | January |
Average price | $494 |
Good round-trip deal | $417 or less |
Good one-way deal | $207 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Philadelphia 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 7,457,451 searches. Data last updated September 6, 2026.
Use the filters below to find and compare flights from Philadelphia to Santiago de los Caballeros that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
PhiladelphiaSantiago de los Caballeros
PHL Philadelphia - STI Santiago de los Caballeros
PHLSTI
Philadelphia
Mon 11/2
8:15 am-3:33 pm
1 stop6h 18m
Santiago de los Caballeros
Wed 12/31
12:00 am-11:30 pm
Nonstop0h 00m
$213
PhiladelphiaSantiago de los Caballeros
PHL Philadelphia - STI Santiago de los Caballeros
PHLSTI
Philadelphia
Wed 12/2
6:22 am-11:51 pm
2 stops16h 29m
Santiago de los Caballeros
Wed 12/31
12:00 am-11:30 pm
Nonstop0h 00m
$227
PhiladelphiaSantiago de los Caballeros
PHL Philadelphia - STI Santiago de los Caballeros
PHLSTI
Philadelphia
Wed 10/7
10:40 am-10:52 pm
2 stops12h 12m
Santiago de los Caballeros
Wed 12/31
12:00 am-11:30 pm
Nonstop0h 00m
$241
PhiladelphiaSantiago de los Caballeros
PHL Philadelphia - STI Santiago de los Caballeros
PHLSTI
Philadelphia
Tue 10/27
6:46 pm-10:51 pm
3 stops28h 05m
Santiago de los Caballeros
Wed 12/31
12:00 am-11:30 pm
Nonstop0h 00m
$243
PhiladelphiaSantiago de los Caballeros
PHL Philadelphia - STI Santiago de los Caballeros
PHLSTI
Philadelphia
Sat 10/3
7:00 am-1:27 pm
1 stop6h 27m
Santiago de los Caballeros
Wed 12/31
12:00 am-11:30 pm
Nonstop0h 00m
$245
PhiladelphiaSantiago de los Caballeros
PHL Philadelphia - STI Santiago de los Caballeros
PHLSTI
Philadelphia
Sun 10/4
6:05 am-12:57 pm
2 stops30h 52m
Santiago de los Caballeros
Wed 12/31
12:00 am-11:30 pm
Nonstop0h 00m
$247
PhiladelphiaSantiago de los Caballeros
PHL Philadelphia - STI Santiago de los Caballeros
PHLSTI
Philadelphia
Sun 2/28
10:15 am-11:51 pm
2 stops12h 36m
Santiago de los Caballeros
Wed 12/31
12:00 am-11:30 pm
Nonstop0h 00m
$249
PhiladelphiaSantiago de los Caballeros
PHL Philadelphia - STI Santiago de los Caballeros
PHLSTI
Philadelphia
Sun 10/4
12:03 pm-6:29 pm
1 stop6h 26m
Santiago de los Caballeros
Wed 12/31
12:00 am-11:30 pm
Nonstop0h 00m
$267
PhiladelphiaSantiago de los Caballeros
PHL Philadelphia - STI Santiago de los Caballeros
PHLSTI
Philadelphia
Sat 12/5
6:22 am-11:51 pm
2 stops16h 29m
Santiago de los Caballeros
Wed 12/31
12:00 am-11:30 pm
Nonstop0h 00m
$294
PhiladelphiaSantiago de los Caballeros
PHL Philadelphia - STI Santiago de los Caballeros
PHLSTI
Philadelphia
Mon 1/4
6:51 pm-11:49 am
2 stops15h 58m
Santiago de los Caballeros
Wed 12/31
12:00 am-11:30 pm
Nonstop0h 00m
$307
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Philadelphia to Santiago de los Caballeros
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Philadelphia to Santiago de los Caballeros in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Philadelphia-Santiago de los Caballeros flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Philadelphia-Santiago de los Caballeros flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Philadelphia-Santiago de los Caballeros flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Philadelphia-Santiago de los Caballeros flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Philadelphia-Santiago de los Caballeros flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Philadelphia to Santiago de los Caballeros
Have a flexible travel schedule? Discover the best time to fly to Santiago de los Caballeros from Philadelphia with our price prediction graph.
PHL-STI
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 Philadelphia to Santiago de los Caballeros
Prices
Delays
How far ahead should I book a flight from Philadelphia to Santiago de los Caballeros?
Booking 51 days in advance of your planned departure date is, on average, the best time to get cheap flights from Philadelphia to Santiago de los Caballeros. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Philadelphia to Santiago de los Caballeros?
Currently, January is the cheapest month in which you can book a flight from Philadelphia to Santiago de los Caballeros (average of $411). Flying from Philadelphia to Santiago de los Caballeros in December is currently the most expensive (average of $797). 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 PHL to STI?
Find hourly flight availability from Philadelphia 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 6, 2026.
When flying from Philadelphia 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.
How often are flights from Philadelphia to Santiago de los Caballeros delayed?
About 28% of weekly flights between Philadelphia and Santiago de los Caballeros have experienced delays in the past year, with the average delay time being 128 minutes.
What is the most punctual flight time for Philadelphia to Santiago de los Caballeros flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Philadelphia to Santiago de los Caballeros flights?
Over the last year, American Airlines have had the lowest number of delays on this route, with just 19% of flights being delayed.
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 September 6, 2026.
Peruse reviews from past customers who have flown with American Airlines,JetBlue, andFrontier from Philadelphia to Santiago de los Caballeros to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.5
Comfort
7.2
Entertainment
6.8
Crew
7.9
Food
6.4
Overall
7.1
Reviews
1 / 20
8.0
ExcellentAnonymous,May 2025
PHL - LHR
Boarding
7.5
Comfort
7.2
Entertainment
6.8
Crew
7.9
Food
6.4
Overall
7.1
Reviews
1 / 20
8.0
ExcellentAnonymous,May 2025
PHL - LHR
Boarding
7.5
Comfort
7.2
Entertainment
6.8
Crew
7.9
Food
6.4
Overall
7.1
Reviews
1 / 20
8.0
ExcellentAnonymous,May 2025
PHL - LHR
Boarding
7.5
Comfort
7.2
Entertainment
6.8
Crew
7.9
Food
6.4
Overall
7.1
Reviews
1 / 20
8.0
ExcellentAnonymous,May 2025
PHL - LHR
Related info for your journey
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Philadelphia and Santiago de los Caballeros flights
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Top 3 airlines flying from Philadelphia to Santiago de los Caballeros
Discover the top 3 airlines that operate flights from Philadelphia 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 7,457,451 searches. Data last updated September 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$357 | Average$578 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$386 | Average$539 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$436 | Average$711 | FlexibilityNo cancel fee | On-time71% |