Cheap flights from Jacksonville (JAX)

Northeast Florida's main airport, 20 km north of downtown Jacksonville

Jacksonville International sits about 20 km north of downtown Jacksonville and serves the wider First Coast region of northeast Florida and southeast Georgia. American, Delta, United, Southwest and JetBlue run the largest schedules, with Allegiant, Frontier, Spirit and Breeze adding LCC options. Top destinations include Atlanta, Charlotte, Dallas, New York-area airports, Boston and the major Florida cities. The airport handles about 7 million passengers annually.

Why search this airport on Flightmussy

Airlines flying from Jacksonville (JAX)

Major carriers: American Airlines, Delta, United, Southwest, JetBlue. Low-cost carriers: Southwest, JetBlue, Allegiant, Frontier, Spirit, Breeze.

Popular destinations from Jacksonville (JAX)

Frequently asked questions

What is the cheapest month to fly from Jacksonville?
Late August, September and the first half of December (before holiday peaks) typically produce the lowest JAX fares. Flightmussy's 12-month fare heatmap reveals the exact week each route bottoms out, which is especially useful given the wide LCC mix where prices can vary by 50 percent between days.
Which airlines fly out of JAX?
American, Delta, United, Southwest and JetBlue handle the bulk of departures, joined by Allegiant, Frontier, Spirit and Breeze on LCC routes. Flightmussy compares all of them in one no-signup search and includes the LCC fares mainstream metasearch tools often hide behind filters.
How far is JAX from downtown Jacksonville?
JAX sits roughly 20 km north of downtown Jacksonville off I-95. JTA bus route 1 links the terminal to downtown in about 40-50 minutes, and taxis or rideshares cover the trip in 20-25 minutes outside rush hour. The airport has direct interstate access making rental-car drives easy.
When should I book a flight from JAX?
For domestic hub routes, 4-6 weeks ahead is usually best; for the LCCs (Allegiant, Breeze, Frontier, Spirit), booking 8-12 weeks out gives more inventory choice. Flightmussy is free with no signup, so daily rechecks plus the 12-month heatmap make timing the click easy.

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