Cheap flights from Arizona to Florida Keys from $128

The month of February is another great option to travel to Florida Keys, with average flight prices from Arizona averaging around $387.

The cheapest day to depart from Arizona to Florida Keys is on a Wednesday when prices can be found for as low as $571. The most expensive day to fly to Florida Keys is Monday, with ticket prices averaging around $669.

According to our data, the cheapest time of day to fly to Florida Keys is in the afternoon. momondo users have found flights departing from Arizona to Florida Keys in the afternoon for as low as $460. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the evening are often more expensive with an average ticket price of $656.

You are more likely to see cheaper flights to Florida Keys from Arizona when booking weeks ahead of your departure date. In general, you can expect to find flights to Florida Keys for around $423 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Florida Keys from Arizona for as low as $383 on momondo.

The number of flights available between Arizona and Florida Keys is 98 per week as of September 2026. The most frequent departure day is Thu, with 16% of weekly flights leaving on this day.

On average, it takes 15h 34m to fly from Arizona to Florida Keys if you fly out of Phoenix (the most popular airport in Arizona) and into Copenhagen (the most popular airport in Florida Keys). If you’re flying out of Tucson and into Copenhagen, then the flight time is around 17h 55m.