$134 Cheap Frontier Airlines flights Fort Myers (RSW) to Phoenix (PHX)

Use the “Price (lowest to highest)” filter on Expedia to look for cheap Frontier Airlines round-trip flights from $248 from RSW to PHX. Affordable one-way fares from $134 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.

Frontier Airlines flights to Phoenix are usually cheaper in the low-season months of July and August. Whether you’re in search of a return or one-way ticket, you could score a better deal then.

Search for affordable Frontier Airlines flights from Southwest Florida Intl. Airport (RSW) to Sky Harbor Intl. Airport (PHX) one to three months prior to your departure date. 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. Regardless of fare class and journey, the best day of the week 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.

Simply enter your dates, hit search and select the “Nonstop” filter on Expedia to find any direct flights from RSW to PHX with Frontier Airlines or another carrier.

Browse Frontier Airlines’s earliest flights from RSW to PHX by checking the “Early Morning” and “Morning” filters. Not only will you arrive at your destination sooner, early departures also experience 20% fewer cancellations.**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.

Frontier Airlines flights from Southwest Florida Intl. Airport (RSW) to Phoenix come in to land at Sky Harbor Intl. Airport (PHX). This is the main entry point to this city.

Depart from RSW to PHX with Frontier Airlines and you’ll enjoy a range of benefits starting with a rewarding loyalty program. When you book through Expedia as a Frontier Miles and One Key™ member, you may also earn OneKeyCash™* to redeem on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on the type of ticket you purchased, a fee may apply if you modify or cancel your flight more than 24 hours after it has been confirmed. To secure flexible fares, select our “Changes included” or “No cancel fee” filter when you search for flights. For more details on changing or canceling your reservation, visit “Trips,” select your flight and click on “Manage Booking.”