Cheapest return flights from Harrisburg to Jacksonville in October from $68

AirHint found the following cheapest return flights from Harrisburg (MDT) to Jacksonville (JAX) in October 2025 (see full year).

Return flights

30 Oct - 02 Nov Allegiant Air direct
05 Oct - 09 Oct Allegiant Air direct
19 Oct - 30 Oct Allegiant Air direct
19 Oct - 02 Nov Allegiant Air direct
09 Oct - 30 Oct Allegiant Air direct
05 Oct - 19 Oct Allegiant Air direct
09 Oct - 19 Oct Allegiant Air direct

Also check the deals for one-way flights from Harrisburg to Jacksonville in October.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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