$104 Cheap Frontier Airlines flights San Francisco (SFO) to Miami (MIA)

You’ll find budget-friendly return Frontier Airlines flights from $194 from SFO to MIA by organizing your results from “Price (lowest to highest)” on Expedia. Or search for deals from $104 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.

Look for one-way or round-trip flights to Miami in September or October. You could find lower fares with Frontier Airlines during these off-peak months.

Begin your search one to three months ahead of your travel date to score cheap fares on Frontier Airlines flights from San Francisco Intl. Airport (SFO) to Miami Intl. Airport (MIA). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also cut costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Get the timing right, and you can enjoy significant savings on domestic journeys.*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.

Select our “Nonstop” filter when browsing for direct Frontier Airlines flights from SFO to MIA. It’s also a great way to compare other airlines servicing the same direct route.

Filter your results by “Morning” and “Early Morning” to find the earliest departures from SFO to MIA. Setting off early means you’re 20% 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.

Catch a Frontier Airlines flight from San Francisco Intl. Airport (SFO) to Miami, and you’re most likely to land at Miami Intl. Airport (MIA). This is the airline’s main hub in this destination.

Fly from SFO to MIA with Frontier Airlines and look forward to a range of perks starting with a rewarding loyalty program. When booking 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.

It’s usually possible to cancel or reschedule your flight, although additional fees may apply if your booking was made over 24 hours ago. Need to keep your options open? Apply the “No cancel fee” or “Changes included” filter to find flights that won’t penalize you if you need to alter your plans. To make changes, head to “Trips,” select your flight and click on “Manage Booking” for more details.