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Cheapest return flights from Pittsburgh (PIT) to Jacksonville (JAX), December

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Dates, airline, and price
Dates	Airline	Price
18 Dec 23 Dec	Allegiant Air Direct Flight
18 Dec 24 Dec	Allegiant Air Direct Flight
18 Dec 27 Dec	Allegiant Air Direct Flight

deals for one-way flights from Pittsburgh to Jacksonville in December.

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Updated Jul 10, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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Cheapest return flights from Pittsburgh (PIT) to Jacksonville (JAX), December

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