$179+ 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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — STI
Nov 21 — Nov 281
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 April, booked 52 days in advance, depart on a Wednesday or Monday and return on a Friday
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 October 22, 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 October 22, 2026.
This American Airlines deal was found by Cheapflights users on 10/20. 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 11/1710:35 am -
Nonstop3h 41m
Tue 11/245:36 pm -
Nonstop3h 54m
Deal found 10/20![American Airlines logo]()
$508
This American Airlines deal was found by Cheapflights users on 10/21. 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 11/1210:35 am -
Nonstop3h 41m
Thu 11/195:36 pm -
Nonstop3h 54m
Deal found 10/21![American Airlines logo]()
$511
This American Airlines deal was found by Cheapflights users on 10/21. 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 11/136:00 am -
1 stop9h 08m
Thu 11/195:36 pm -
Nonstop3h 54m
Deal found 10/21![American Airlines logo]()
$515
This American Airlines deal was found by Cheapflights users on 10/21. 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 11/1710:35 am -
Nonstop3h 41m
Tue 12/15:08 pm -
1 stop7h 45m
Deal found 10/21![American Airlines logo]()
$518
This American Airlines deal was found by Cheapflights users on 10/19. 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 11/1911:50 am -
Nonstop3h 46m
Tue 11/245:36 pm -
Nonstop3h 54m
Deal found 10/19![American Airlines logo]()
$520
This American Airlines deal was found by Cheapflights users on 10/19. 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 11/1210:35 am -
Nonstop3h 41m
Wed 12/25:02 pm -
1 stop8h 38m
Deal found 10/19![American Airlines logo]()
$521
This American Airlines deal was found by Cheapflights users on 10/20. 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 11/195:00 am -
1 stop7h 32m
Thu 11/262:22 pm -
1 stop9h 13m
Deal found 10/20![American Airlines logo]()
$522
This American Airlines deal was found by Cheapflights users on 10/19. 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 11/107:00 am -
1 stop8h 08m
Tue 11/245:36 pm -
Nonstop3h 54m
Deal found 10/19![American Airlines logo]()
$526
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 October 22, 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 October 22, 2026.
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/226:15 am -
2 stops16h 36m
Wed 12/912:55 pm -
2 stops23h 41m
Deal found 10/21![United Airlines logo]()
$657
This JetBlue deal was found by Cheapflights users on 10/17. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/278:00 am -
1 stop6h 45m
Sat 12/56:01 am -
1 stop11h 26m
Deal found 10/17![JetBlue logo]()
$702
This United Airlines deal was found by Cheapflights users on 10/19. 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 12/610:25 am -
2 stops12h 26m
Tue 12/156:00 am -
2 stops14h 02m
Deal found 10/19![United Airlines logo]()
$712
This JetBlue deal was found by Cheapflights users on 10/17. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/248:00 am -
1 stop6h 47m
Fri 11/64:33 pm -
1 stop8h 10m
Deal found 10/17![JetBlue logo]()
$792
This United Airlines deal was found by Cheapflights users on 10/19. 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.
Tue 12/110:25 am -
2 stops24h 24m
Mon 12/74:00 pm -
2 stops22h 55m
Deal found 10/19![United Airlines logo]()
$723
This United Airlines deal was found by Cheapflights users on 10/17. 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.
Tue 11/36:15 am -
2 stops16h 36m
Tue 11/176:00 am -
2 stops18h 31m
Deal found 10/17![United Airlines logo]()
$723
This United Airlines deal was found by Cheapflights users on 10/20. 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 11/56:15 am -
2 stops16h 36m
Thu 11/1912:55 pm -
2 stops21h 54m
Deal found 10/20![United Airlines logo]()
$723
This United Airlines deal was found by Cheapflights users on 10/21. 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 12/310:53 am -
2 stops11h 58m
Thu 12/106:00 am -
2 stops12h 57m
Deal found 10/21![United Airlines logo]()
$779
This United Airlines deal was found by Cheapflights users on 10/17. 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.
Fri 11/276:15 am -
2 stops16h 36m
Mon 12/76:00 am -
2 stops16h 39m
Deal found 10/17![United Airlines logo]()
$784
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/810:54 am -
2 stops26h 59m
Sat 11/146:00 am -
2 stops12h 47m
Deal found 10/21![United Airlines logo]()
$791
This United Airlines deal was found by Cheapflights users on 10/20. 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 10/306:46 pm -
2 stops28h 05m
Fri 11/136:00 am -
2 stops28h 49m
Deal found 10/20![United Airlines logo]()
$810
This United Airlines deal was found by Cheapflights users on 10/17. 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.
Tue 12/86:23 am -
2 stops16h 28m
Tue 12/296:00 am -
2 stops28h 56m
Deal found 10/17![United Airlines logo]()
$852
Last-minute flights from Philadelphia to Santiago de los CaballerosDiscover last-minute flight deals from Philadelphia to Santiago de los Caballeros. Data last updated October 22, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Santiago de los Caballeros. Data last updated October 22, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 10/19. 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 11/107:00 am -
1 stop8h 08m
Tue 11/245:36 pm -
Nonstop3h 54m
Deal found 10/19![American Airlines logo]()
$526
This American Airlines deal was found by Cheapflights users on 10/21. 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 11/1210:35 am -
Nonstop3h 41m
Thu 11/195:36 pm -
Nonstop3h 54m
Deal found 10/21![American Airlines logo]()
$511
This American Airlines deal was found by Cheapflights users on 10/19. 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 11/1210:35 am -
Nonstop3h 41m
Wed 12/25:02 pm -
1 stop8h 38m
Deal found 10/19![American Airlines logo]()
$521
This American Airlines deal was found by Cheapflights users on 10/21. 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 11/136:00 am -
1 stop9h 08m
Thu 11/195:36 pm -
Nonstop3h 54m
Deal found 10/21![American Airlines logo]()
$515
This American Airlines deal was found by Cheapflights users on 10/20. 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 11/1710:35 am -
Nonstop3h 41m
Tue 11/245:36 pm -
Nonstop3h 54m
Deal found 10/20![American Airlines logo]()
$508
This American Airlines deal was found by Cheapflights users on 10/21. 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 11/1710:35 am -
Nonstop3h 41m
Tue 12/15:08 pm -
1 stop7h 45m
Deal found 10/21![American Airlines logo]()
$518
This American Airlines deal was found by Cheapflights users on 10/19. 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 11/1911:50 am -
Nonstop3h 46m
Tue 11/245:36 pm -
Nonstop3h 54m
Deal found 10/19![American Airlines logo]()
$520
This American Airlines deal was found by Cheapflights users on 10/20. 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 11/195:00 am -
1 stop7h 32m
Thu 11/262:22 pm -
1 stop9h 13m
Deal found 10/20![American Airlines logo]()
$522
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 October 22, 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 October 22, 2026.
This Priceline deal was found by Cheapflights users on 10/18. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/105:45 am -
Nonstop3h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Frontier logo]()
$179
This Cheapflightsfares deal was found by Cheapflights users on 10/18. 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 1/147:14 am -
Nonstop3h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Frontier logo]()
$199
This Kiwi.com deal was found by Cheapflights users on 10/19. 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.
Sun 1/311:26 am -
Nonstop3h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Frontier logo]()
$222
This Super.com deal was found by Cheapflights users on 10/20. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/177:14 am -
Nonstop3h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Frontier logo]()
$224
This Orbitz deal was found by Cheapflights users on 10/17. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/75:45 am -
Nonstop3h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Frontier logo]()
$229
This Kiwi.com deal was found by Cheapflights users on 10/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/58:33 pm -
2 stops41h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Multiple Airlines logo]()
$237
This JetBlue deal was found by Cheapflights users on 10/21. 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 12/316:15 pm -
1 stop5h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![JetBlue logo]()
$244
This JetBlue deal was found by Cheapflights users on 10/19. 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 12/35:20 pm -
1 stop6h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![JetBlue logo]()
$245
This American Airlines deal was found by Cheapflights users on 10/19. 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 12/311:45 am -
Nonstop3h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![American Airlines logo]()
$246
This American Airlines deal was found by Cheapflights users on 10/20. 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 11/107:00 am -
1 stop8h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![American Airlines logo]()
$247
This JetBlue deal was found by Cheapflights users on 10/17. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:00 am -
1 stop8h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![JetBlue logo]()
$248
This American Airlines deal was found by Cheapflights users on 10/20. 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 11/1710:35 am -
Nonstop3h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![American Airlines logo]()
$249
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 October 22, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $470 (Cheapflightsfares) |
One-way from | $179 (Priceline) |
Popular in | December |
Cheapest in | January |
Average price | $500 |
Good round-trip deal | $471 or less |
Good one-way deal | $218 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 October 22, 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
Thu 12/3
8:05 am-3:05 pm
1 stop6h 00m
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
Mon 11/16
9:45 am-11:51 pm
2 stops13h 06m
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
Tue 11/10
6:00 am-3:23 pm
1 stop8h 23m
Santiago de los Caballeros
Wed 12/31
12:00 am-11:30 pm
Nonstop0h 00m
$248
PhiladelphiaSantiago de los Caballeros
PHL Philadelphia - STI Santiago de los Caballeros
PHLSTI
Philadelphia
Thu 10/29
10:30 am-10:51 pm
2 stops12h 21m
Santiago de los Caballeros
Wed 12/31
12:00 am-11:30 pm
Nonstop0h 00m
$304
PhiladelphiaSantiago de los Caballeros
PHL Philadelphia - STI Santiago de los Caballeros
PHLSTI
Philadelphia
Tue 11/17
7:40 pm-11:49 am
2 stops15h 09m
Santiago de los Caballeros
Wed 12/31
12:00 am-11:30 pm
Nonstop0h 00m
$315
PhiladelphiaSantiago de los Caballeros
PHL Philadelphia - STI Santiago de los Caballeros
PHLSTI
Philadelphia
Tue 11/10
10:54 am-11:51 pm
2 stops11h 57m
Santiago de los Caballeros
Wed 12/31
12:00 am-11:30 pm
Nonstop0h 00m
$317
PhiladelphiaSantiago de los Caballeros
PHL Philadelphia - STI Santiago de los Caballeros
PHLSTI
Philadelphia
Sat 11/7
6:00 am-3:13 pm
1 stop8h 13m
Santiago de los Caballeros
Wed 12/31
12:00 am-11:30 pm
Nonstop0h 00m
$330
PhiladelphiaSantiago de los Caballeros
PHL Philadelphia - STI Santiago de los Caballeros
PHLSTI
Philadelphia
Sun 11/22
6:15 am-11:51 pm
2 stops16h 36m
Santiago de los Caballeros
Wed 12/9
12:55 pm-11:36 am
2 stops23h 41m
$657
PhiladelphiaSantiago de los Caballeros
PHL Philadelphia - STI Santiago de los Caballeros
PHLSTI
Philadelphia
Fri 11/27
8:00 am-3:45 pm
1 stop6h 45m
Santiago de los Caballeros
Sat 12/5
6:01 am-4:27 pm
1 stop11h 26m
$702
PhiladelphiaSantiago de los Caballeros
PHL Philadelphia - STI Santiago de los Caballeros
PHLSTI
Philadelphia
Sun 12/6
10:25 am-11:51 pm
2 stops12h 26m
Santiago de los Caballeros
Tue 12/15
6:00 am-7:02 pm
2 stops14h 02m
$712
Showing 1-10 of 19 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 October.
| 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 Accuracy1 star | Trust Score*3 stars | |
| 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 |
- 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 $809). 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 October 22, 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 25% of weekly flights between Philadelphia and Santiago de los Caballeros have experienced delays in the past year, with the average delay time being 137 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 16% 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 October 22, 2026.
Peruse reviews from past customers who have flown with JetBlue,American Airlines, 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
7.3
Food
6.6
Crew
7.9
Comfort
7.4
Entertainment
7.1
Overall
7.1
Reviews
1 / 20
6.0
GoodAnonymous,Jul 2026
ISP - FLL
Boarding
7.3
Food
6.6
Crew
7.9
Comfort
7.4
Entertainment
7.1
Overall
7.1
Reviews
1 / 20
6.0
GoodAnonymous,Jul 2026
ISP - FLL
Boarding
7.3
Food
6.6
Crew
7.9
Comfort
7.4
Entertainment
7.1
Overall
7.1
Reviews
1 / 20
6.0
GoodAnonymous,Jul 2026
ISP - FLL
Boarding
7.3
Food
6.6
Crew
7.9
Comfort
7.4
Entertainment
7.1
Overall
7.1
Reviews
1 / 20
6.0
GoodAnonymous,Jul 2026
ISP - FLL
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 October 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$355 | Average$566 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$386 | Average$540 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$410 | Average$684 | FlexibilityNo cancel fee | On-time71% |