HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Florida Keys

$94+ Cheap flights from Sky Harbor Intl (PHX) to Florida Keys

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — EYW
Oct 22 — Oct 291
Wed 10/22
Wed 10/29
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Sky Harbor Intl to Florida Keys with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Sky Harbor Intl to Florida Keys

Keep the following information in mind while searching for Sky Harbor Intl to Florida Keys flight deals. Data was last updated September 22, 2025.

Round-trip from

$184
(Southwest)

One-way from

$94
(Priceline)

Popular in

March

Cheapest in

April

Average price

$363
From Phoenix Sky Harbor Intl to Florida Keys
Search Deals
One-way flight from Phoenix Sky Harbor Intl to Florida Keys
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($2 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Sky Harbor Intl to Florida Keys

Cheapest flights from Sky Harbor Intl to Florida Keys
Explore the most affordable flight options available from Sky Harbor Intl to Florida Keys. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 22, 2025.

This Southwest deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/26:15 amPHX - MIA
2 stops8h 00mSouthwest
Fri 12/59:30 amMIA - PHX
1 stop8h 25mSouthwest
Deal found 9/21$184
This Priceline deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/111:10 pmPHX - MIA
1 stop7h 33mFrontier
Sun 10/126:00 amMIA - PHX
1 stop7h 52mFrontier
Deal found 9/21$185
This Frontier deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/227:30 pmPHX - MIA
1 stop7h 49mFrontier
Mon 10/278:00 amMIA - PHX
2 stops15h 19mFrontier
Deal found 9/20$186
This Frontier deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/65:25 amPHX - MIA
1 stop7h 08mFrontier
Mon 11/105:01 amMIA - PHX
1 stop12h 02mFrontier
Deal found 9/21$187
This Frontier deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/67:30 amPHX - MIA
2 stops15h 04mFrontier
Sat 11/156:00 amMIA - PHX
1 stop13h 06mFrontier
Deal found 9/22$188
This American Airlines deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2011:59 pmPHX - MIA
Nonstop4h 09mAmerican Airlines
Mon 10/279:55 pmMIA - PHX
Nonstop5h 00mAmerican Airlines
Deal found 9/20$189
This Frontier deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/169:59 pmPHX - MIA
2 stops15h 57mFrontier
Mon 10/276:00 amMIA - PHX
1 stop7h 52mFrontier
Deal found 9/20$190
This American Airlines deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1410:59 pmPHX - MIA
Nonstop4h 07mAmerican Airlines
Sat 10/187:36 amMIA - PHX
Nonstop5h 02mAmerican Airlines
Deal found 9/22$192
This Frontier deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/56:11 pmPHX - MIA
1 stop10h 08mFrontier
Mon 11/105:01 amMIA - PHX
1 stop12h 02mFrontier
Deal found 9/22$193
This Frontier deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/247:59 pmPHX - MIA
1 stop7h 20mFrontier
Sat 11/16:00 amMIA - PHX
2 stops18h 01mFrontier
Deal found 9/19$194
This Frontier deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1012:44 pmPHX - MIA
1 stop9h 15mFrontier
Sat 10/186:00 amMIA - PHX
1 stop12h 04mFrontier
Deal found 9/21$195
This American Airlines deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2312:44 pmPHX - MIA
Nonstop4h 15mAmerican Airlines
Thu 10/309:55 pmMIA - PHX
Nonstop5h 00mAmerican Airlines
Deal found 9/20$196

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sky Harbor Intl to Florida Keys that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 22, 2025.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Florida Keys that are best for you.

Fly from

Sky Harbor Intl

Fly to

Florida Keys

Route

Depart

Return

Price

PhoenixMiami

PHX - MIA

PHXMIA

Phoenix Sky Harbor Intl

Tue 10/21

12:09 pm-5:29 pm

1 stop26h 20m

Miami

Mon 10/27

6:46 pm-9:55 am

1 stop18h 09m

$232

PhoenixMiami

PHX - MIA

PHXMIA

Phoenix Sky Harbor Intl

Mon 12/15

11:50 pm-9:27 am

1 stop7h 37m

Miami

Sat 1/10

8:00 am-3:59 pm

1 stop9h 59m

$237

PhoenixMiami

PHX - MIA

PHXMIA

Phoenix Sky Harbor Intl

Thu 10/23

7:04 pm-6:21 am

1 stop8h 17m

Miami

Wed 10/29

6:00 am-12:05 pm

1 stop9h 05m

$257

PhoenixMiami

PHX - MIA

PHXMIA

Phoenix Sky Harbor Intl

Tue 10/7

6:00 am-3:30 pm

1 stop6h 30m

Miami

Wed 10/8

2:33 pm-8:01 pm

1 stop8h 28m

$257

PhoenixMiami

PHX - MIA

PHXMIA

Phoenix Sky Harbor Intl

Sun 11/9

12:59 am-1:32 pm

1 stop10h 33m

Miami

Sat 11/15

6:00 am-1:16 pm

1 stop9h 16m

$257

PhoenixMiami

PHX - MIA

PHXMIA

Phoenix Sky Harbor Intl

Mon 10/6

10:59 pm-9:35 am

1 stop7h 36m

Miami

Wed 10/8

2:33 pm-8:01 pm

1 stop8h 28m

$257

PhoenixMiami

PHX - MIA

PHXMIA

Phoenix Sky Harbor Intl

Sun 12/7

12:59 am-1:32 pm

1 stop10h 33m

Miami

Mon 12/15

6:35 pm-12:44 am

1 stop8h 09m

$276

PhoenixMiami

PHX - MIA

PHXMIA

Phoenix Sky Harbor Intl

Tue 12/9

8:05 pm-6:25 am

1 stop8h 20m

Miami

Mon 12/15

6:30 pm-12:16 am

1 stop7h 46m

$276

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Wed 12/10

7:10 am-5:52 pm

1 stop8h 42m

Key West

Wed 12/17

4:10 pm-10:46 pm

1 stop8h 36m

$289

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Wed 12/3

2:08 pm-11:07 pm

1 stop6h 59m

Key West

Sat 12/6

8:05 pm-12:57 am

1 stop6h 52m

$289

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/20

Showing 1-10 of 28 results
1
2
3

Best time to book a flight from Sky Harbor Intl to Florida Keys

Have a flexible travel schedule? Discover the best time to fly to Florida Keys from Sky Harbor Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Phoenix Sky Harbor Intl Airport to Florida Keys

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Florida Keys?

Currently, August is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Florida Keys (average of $328). Flying from Phoenix Sky Harbor Intl Airport to Florida Keys in March is currently the most expensive (average of $489). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Florida Keys

Get insights into the airlines that provide service to Florida Keys. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Florida Keys. Reviews last updated September 22, 2025.
Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from Phoenix Sky Harbor Intl Airport to Florida Keys by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,244 reviews

Entertainment

7.5

Overall

8.0

Crew

8.6

Comfort

8.0

Food

7.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,244 reviews
Southwest
8.0
Very good
4,244 reviews

Entertainment

7.5

Overall

8.0

Crew

8.6

Comfort

8.0

Food

7.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,974 reviews
Southwest
8.0
Very good
4,244 reviews

Entertainment

7.5

Overall

8.0

Crew

8.6

Comfort

8.0

Food

7.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,926 reviews
Southwest
8.0
Very good
4,244 reviews

Entertainment

7.5

Overall

8.0

Crew

8.6

Comfort

8.0

Food

7.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,244 reviews

Entertainment

7.5

Overall

8.0

Crew

8.6

Comfort

8.0

Food

7.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,166 reviews
Southwest
8.0
Very good
4,244 reviews

Entertainment

7.5

Overall

8.0

Crew

8.6

Comfort

8.0

Food

7.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Sky Harbor Intl to Florida Keys. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Phoenix Sky Harbor Intl Airport to Florida Keys?

    A quick flight from Phoenix Sky Harbor Intl Airport to Florida Keys can take about 7h 37m. Alaska Airlines provides one of the quickest options available for as low as $237. There are 1967 mi between Phoenix Sky Harbor Intl Airport and Florida Keys. This flight may include one or multiple stops.

  • Can I find deals for flights from Sky Harbor Intl to Florida Keys that include hotel bookings?

    Yes. In addition to deals on Sky Harbor Intl to Florida Keys flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Sky Harbor Intl to Florida Keys?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sky Harbor Intl to Florida Keys.

  • Can I find deals for business class flights from Sky Harbor Intl to Florida Keys?

    Yes. Cheapflights offers flight deals from Sky Harbor Intl to Florida Keys by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Florida Keys?

    Currently, August is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Florida Keys (average of $328). Flying from Phoenix Sky Harbor Intl Airport to Florida Keys in March is currently the most expensive (average of $489). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 3 airlines flying from Sky Harbor Intl to Florida Keys

Discover the top 3 airlines that operate flights from Sky Harbor Intl to Florida Keys. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$208Average$402FlexibilityNo cancel feeOn-time71%
DeltaCheapest$262Average$394FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$273Average$426FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.