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$121+ 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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — EYW
Apr 21 — Apr 281
Mon 4/21
Mon 4/28
1 adult, Economy
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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 April 16, 2025.

Round-trip from

$208
(CheapOair)

One-way from

$121
(FlightHub)

Popular in

March

Cheapest in

September

Average price

$354
From Phoenix Sky Harbor Intl to Florida Keys
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One-way flight from Phoenix Sky Harbor Intl to Florida Keys
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Highest demand for flights based on searches. 4% potential increase in price ($16 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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 April 16, 2025.

This Frontier deal was found by Cheapflights users on 4/15. 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.
Tue 5/61:17 pmPHX - MIA
1 stop13h 05mFrontier
Tue 5/136:00 amMIA - PHX
1 stop9h 07mFrontier
Deal found 4/15$178
This CheapOair deal was found by Cheapflights users on 4/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/159:29 amPHX - MIA
1 stop16h 53mMultiple Airlines
Wed 5/218:55 pmMIA - PHX
1 stop14h 18mMultiple Airlines
Deal found 4/15$205
This Delta deal was found by Cheapflights users on 4/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1610:00 amPHX - EYW
1 stop6h 46mDelta
Wed 7/236:00 pmEYW - PHX
1 stop7h 50mDelta
Deal found 4/16$245
This Mytrip deal was found by Cheapflights users on 4/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/35:46 pmPHX - MIA
1 stop18h 44mSpirit Airlines
Wed 5/73:15 pmMIA - PHX
2 stops19h 58mSpirit Airlines
Deal found 4/16$250
This American Airlines deal was found by Cheapflights users on 4/16. 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 8/56:00 amPHX - EYW
2 stops10h 01mAmerican Airlines
Tue 8/125:18 pmEYW - PHX
1 stop7h 46mAmerican Airlines
Deal found 4/16$250
This Mytrip deal was found by Cheapflights users on 4/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/49:24 amPHX - EYW
1 stop27h 52mAllegiant Air
Thu 5/84:24 pmEYW - PHX
1 stop26h 37mAllegiant Air
Deal found 4/15$259
This American Airlines deal was found by Cheapflights users on 4/15. 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 4/2212:40 amPHX - MIA
Nonstop4h 09mAmerican Airlines
Tue 4/299:20 pmMIA - PHX
Nonstop5h 07mAmerican Airlines
Deal found 4/15$291
This Sun Country Air deal was found by Cheapflights users on 4/15. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/259:26 amPHX - MIA
1 stop22h 28mSun Country Air
Thu 10/3011:49 amMIA - PHX
1 stop8h 52mSun Country Air
Deal found 4/15$295
This Delta deal was found by Cheapflights users on 4/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/912:45 amPHX - MIA
1 stop9h 58mDelta
Sun 5/255:35 amMIA - PHX
1 stop6h 39mDelta
Deal found 4/15$319
This Alaska Airlines deal was found by Cheapflights users on 4/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/308:49 pmPHX - MIA
1 stop17h 32mAlaska Airlines
Tue 6/36:21 pmMIA - PHX
1 stop19h 27mAlaska Airlines
Deal found 4/16$328
This Mytrip deal was found by Cheapflights users on 4/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/49:24 amPHX - EYW
1 stop27h 52mMultiple Airlines
Thu 5/810:23 amEYW - PHX
3 stops24h 50mMultiple Airlines
Deal found 4/15$335
This Southwest deal was found by Cheapflights users on 4/15. 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.
Sat 4/196:00 amPHX - MIA
2 stops8h 15mSouthwest
Sat 4/265:50 amMIA - PHX
1 stop7h 00mSouthwest
Deal found 4/15$338

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 April 16, 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 5/6

1:17 pm-5:22 am

1 stop13h 05m

Miami

Tue 5/13

6:00 am-12:07 pm

1 stop9h 07m

$178

PhoenixMiami

PHX - MIA

PHXMIA

Phoenix Sky Harbor Intl

Thu 5/15

9:29 am-5:22 am

1 stop16h 53m

Miami

Wed 5/21

8:55 pm-8:13 am

1 stop14h 18m

$205

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Wed 5/7

10:24 am-8:07 pm

1 stop6h 43m

Key West

Tue 5/13

6:25 pm-11:11 pm

1 stop7h 46m

$245

PhoenixMiami

PHX - MIA

PHXMIA

Phoenix Sky Harbor Intl

Sat 5/3

5:46 pm-3:30 pm

1 stop18h 44m

Miami

Wed 5/7

3:15 pm-8:13 am

2 stops19h 58m

$250

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Tue 5/13

5:00 am-4:52 pm

2 stops8h 52m

Key West

Tue 5/20

12:49 pm-8:52 pm

1 stop11h 03m

$250

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Sun 5/4

9:24 am-4:16 pm

1 stop27h 52m

Key West

Thu 5/8

4:24 pm-4:01 pm

1 stop26h 37m

$259

PhoenixMiami

PHX - MIA

PHXMIA

Phoenix Sky Harbor Intl

Tue 4/22

12:40 am-7:49 am

Nonstop4h 09m

Miami

Tue 4/29

9:20 pm-11:27 pm

Nonstop5h 07m

$291

PhoenixMiami

PHX - MIA

PHXMIA

Phoenix Sky Harbor Intl

Fri 5/9

12:45 am-1:43 pm

1 stop9h 58m

Miami

Sun 5/25

5:35 am-9:14 am

1 stop6h 39m

$319

PhoenixMiami

PHX - MIA

PHXMIA

Phoenix Sky Harbor Intl

Fri 5/30

8:49 pm-5:21 pm

1 stop17h 32m

Miami

Tue 6/3

6:21 pm-10:48 am

1 stop19h 27m

$328

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Sun 5/4

9:24 am-4:16 pm

1 stop27h 52m

Key West

Thu 5/8

10:23 am-8:13 am

3 stops24h 50m

$335

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Showing 1-10 of 26 results
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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 $493). 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.

Rainfall in Florida Keys by month

Plan your trip to Florida Keys by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Florida Keys ranges from 1.6 - 9.9 inches per month. September is typically the wettest month, when rainfall can reach 9.9 in. January is typically the driest time to visit Florida Keys when rainfall is around 1.6 in.

Temperature in Florida Keys by month

Plan your trip to Florida Keys by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Florida Keys, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 68.0 F).

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 April 16, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Phoenix to Florida Keys by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,882 reviews

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.1

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,882 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.1

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Southwest
8.0
Very good
4,282 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.1

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,917 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.1

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,665 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.1

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
JetBlue
7.3
Good
2,926 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.1

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

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.

  • What are the cheapest airlines to fly from Phoenix Sky Harbor Intl Airport to Florida Keys one-way?

    One-way options have recently been found by users for as low as $121 on Spirit Airlines. Other airlines that offer cheap prices include Delta from $123 and Frontier from $125 one-way.

  • 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 $493). 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 April 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$213Average$411FlexibilityNo cancel feeOn-time71%
DeltaCheapest$265Average$404FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$334Average$426FlexibilityNo cancel feeOn-time69%

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