Cheap Frontier Airlines flights Milwaukee (MKE) to Fort Myers (RSW)

You’ll discover cheap round-trip Frontier Airlines flights from MKE to RSW by organizing your results from “Price (lowest to highest)” on Expedia. Or look for bargains for a one-way journey.**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.

Browse for return or one-way flights to Fort Myers in August or September. You could find an affordable fare with Frontier Airlines during these off-season months.

To find cheap Frontier Airlines fares from General Mitchell Intl. Airport (MKE) to Southwest Florida Intl. Airport (RSW), start searching one to three months before your planned departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also affect the price you pay. Sunday is generally the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking on a Sunday.**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.

Click on our “Nonstop” filter when browsing for direct Frontier Airlines flights from MKE to RSW. You can also compare other airlines offering the same nonstop trip.

To find the earliest departure from MKE to RSW with Frontier Airlines, sort your results by “Morning” and “Early Morning.” Booking an early flight generally means you’re less likely to experience 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 General Mitchell Intl. Airport (MKE) to Fort Myers touch down at Southwest Florida Intl. Airport (RSW). This is the main entry point here.

A rewarding loyalty program and the ability to collect points through Frontier Miles are the start of the reasons to jet off from MKE to RSW with Frontier Airlines. Plus, when you join our One Key™ program, you can receive OneKeyCash™* on top of any airline loyalty program earnings. It’s yours to spend on your next adventure.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are often free within 24 hours of making a booking, but your airline may add a charge after that time. For more information about altering your reservation, check out your “Trips,” select your flight and click on “Manage Booking.” If you’d like the flexibility to change your plans without being charged, check the “No cancel fee” or “Changes included” filter when organizing your trip.