Flights from Santiago de los Caballeros to Philadelphia, PA

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Best Deals on Flights From Santiago de los Caballeros (STI) to Philadelphia, PA (PHL)

Aug 2026
from$385*
Last seen: 1 hour ago
One-way/Economy
Sep 2026
No results for this month.
Oct 2026
from$191*
Last seen: 21 hours ago
One-way/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label $385
Displaying fares for August-2026
  • STI–PHL: cmp-view-offers-disclaimer. Find Offers
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  • STI–PHL, Aug 4, 2026: from $562
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  • STI–PHL, Aug 6, 2026: from $435
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  • STI–PHL, Aug 9, 2026: from $434
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  • STI–PHL, Aug 11, 2026: from $385
    11

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  • STI–PHL, Aug 13, 2026: from $385
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  • STI–PHL, Aug 16, 2026: from $499
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    26

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    • Range$385-$562

    *Prices found by others in the previous 48 hours for round-trip flights. Prices shown may also require membership in our travel club, Discount Den.

    Flights Deals from Santiago de los Caballeros to Philadelphia, PA on Frontier

    $
    Flights Deals from Santiago de los Caballeros to Philadelphia, PA on Frontier
    From
    To
    Santiago de los Caballeros (STI)Philadelphia, PA (PHL)One-way
    /
    Discount Den Basic Fare    		Departing Dec 27, 2026

    From

    $283

    Last seen: 15 hours ago

    *Prices found by others in the previous 48 hours for one-way flights. Prices shown may also require membership in our travel club, Discount Den®.

    Santiago de los Caballeros Philadelphia, PA

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