$147 Cheap JetBlue Airways flights Phoenix (PHX) to Jacksonville (JAX)

Use the "Price (lowest to highest)" filter on Expedia to search for cheap JetBlue Airways round-trip flights from $273 from PHX to JAX. Affordable one-way options from $147 are also available.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Search for cheap JetBlue Airways flights from Sky Harbor Intl. Airport (PHX) to Jacksonville Intl. Airport (JAX) one to three months prior to your day of departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare class and journey, the best day to book a domestic flight is generally Sunday and the most expensive day tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.

Filter your results by "Morning" and "Early Morning" to see the earliest departures from PHX to JAX. Heading off early means flight cancellations are less likely.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.