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$123+ 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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — EYW
Aug 9 — Aug 161
Sat 8/9
Sat 8/16
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 August 4, 2025.

Round-trip from

$201
(American Airlines)

One-way from

$123
(FlightHub)

Popular in

March

Cheapest in

September

Average price

$374
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. 1% potential increase in price ($8 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in August 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 August 4, 2025.

This American Airlines deal was found by Cheapflights users on 8/4. 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.
Fri 11/74:20 pmPHX - MIA
Nonstop4h 15mAmerican Airlines
Tue 11/117:10 amMIA - PHX
Nonstop5h 12mAmerican Airlines
Deal found 8/4$199
This Southwest deal was found by Cheapflights users on 8/4. 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 8/3012:15 pmPHX - MIA
1 stop6h 25mSouthwest
Sat 9/65:50 amMIA - PHX
1 stop7h 00mSouthwest
Deal found 8/4$204
This Alaska Airlines deal was found by Cheapflights users on 8/4. 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.
Wed 9/101:54 pmPHX - MIA
1 stop24h 51mAlaska Airlines
Wed 9/176:45 pmMIA - PHX
1 stop19h 15mAlaska Airlines
Deal found 8/4$212
This FlightHub deal was found by Cheapflights users on 8/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/251:27 pmPHX - MIA
1 stop17h 03mSpirit Airlines
Wed 10/15:10 pmMIA - PHX
1 stop22h 13mSpirit Airlines
Deal found 8/3$225
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/412:39 pmPHX - MIA
1 stop9h 05mFrontier
Sat 10/116:00 amMIA - PHX
1 stop8h 14mFrontier
Deal found 8/3$235
This Mytrip deal was found by Cheapflights users on 8/4. 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.
Fri 10/1710:59 pmPHX - MIA
2 stops15h 43mMultiple Airlines
Sat 10/256:00 amMIA - PHX
1 stop8h 14mMultiple Airlines
Deal found 8/4$249
This Delta deal was found by Cheapflights users on 8/4. 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.
Sat 8/309:34 amPHX - MIA
1 stop10h 36mDelta
Tue 9/27:50 amMIA - PHX
1 stop10h 40mDelta
Deal found 8/4$257
This American Airlines deal was found by Cheapflights users on 8/2. 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 12/912:45 amPHX - EYW
1 stop9h 40mAmerican Airlines
Wed 12/177:28 pmEYW - PHX
1 stop7h 37mAmerican Airlines
Deal found 8/2$289
This Delta deal was found by Cheapflights users on 8/2. 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.
Sun 8/106:00 amPHX - EYW
1 stop8h 32mDelta
Sat 9/66:20 pmEYW - PHX
1 stop7h 29mDelta
Deal found 8/2$354
This United Airlines deal was found by Cheapflights users on 8/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2911:56 pmPHX - EYW
1 stop11h 18mUnited Airlines
Fri 9/53:50 pmEYW - PHX
1 stop9h 59mUnited Airlines
Deal found 8/1$379
This Mytrip deal was found by Cheapflights users on 8/2. 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 8/3110:42 pmPHX - EYW
2 stops11h 25mMultiple Airlines
Thu 9/412:29 pmEYW - PHX
2 stops25h 27mMultiple Airlines
Deal found 8/2$502
This JetBlue deal was found by Cheapflights users on 8/4. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1910:55 pmPHX - EYW
1 stop9h 58mJetBlue
Fri 10/241:00 pmEYW - PHX
1 stop12h 00mJetBlue
Deal found 8/4$558

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 August 4, 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

Sun 9/21

11:40 pm-7:00 am

Nonstop4h 20m

Miami

Thu 10/2

7:45 am-9:37 am

Nonstop4h 52m

$201

PhoenixMiami

PHX - MIA

PHXMIA

Phoenix Sky Harbor Intl

Tue 9/23

9:45 pm-10:55 am

1 stop10h 10m

Miami

Tue 9/30

6:55 am-2:20 pm

2 stops10h 25m

$209

PhoenixMiami

PHX - MIA

PHXMIA

Phoenix Sky Harbor Intl

Wed 9/10

1:54 pm-5:45 pm

1 stop24h 51m

Miami

Fri 9/12

6:45 pm-11:00 am

1 stop19h 15m

$212

PhoenixMiami

PHX - MIA

PHXMIA

Phoenix Sky Harbor Intl

Thu 9/25

1:27 pm-9:30 am

1 stop17h 03m

Miami

Wed 10/1

5:10 pm-12:23 pm

1 stop22h 13m

$225

PhoenixMiami

PHX - MIA

PHXMIA

Phoenix Sky Harbor Intl

Sat 8/9

8:21 pm-6:30 am

1 stop7h 09m

Miami

Tue 8/12

6:00 am-12:56 pm

1 stop9h 56m

$235

PhoenixMiami

PHX - MIA

PHXMIA

Phoenix Sky Harbor Intl

Sun 9/21

1:27 pm-9:30 am

1 stop17h 03m

Miami

Thu 10/2

9:54 am-8:34 am

2 stops25h 40m

$244

PhoenixMiami

PHX - MIA

PHXMIA

Phoenix Sky Harbor Intl

Sat 8/30

5:20 pm-6:27 am

1 stop10h 07m

Miami

Thu 9/4

7:50 am-3:30 pm

1 stop10h 40m

$257

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Sat 8/30

11:59 pm-10:56 am

1 stop7h 57m

Key West

Sat 9/6

6:20 pm-10:49 pm

1 stop7h 29m

$289

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Fri 9/26

6:40 am-6:59 pm

2 stops9h 19m

Key West

Wed 10/1

12:00 pm-5:07 pm

1 stop8h 07m

$294

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Fri 8/29

11:56 pm-2:14 pm

1 stop11h 18m

Key West

Fri 9/5

3:50 pm-10:49 pm

1 stop9h 59m

$379

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/3

Showing 1-10 of 22 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 $492). 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 August 4, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Delta 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Comfort

7.8

Entertainment

7.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Comfort

7.8

Entertainment

7.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
Southwest
8.0
Very good
4,246 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Comfort

7.8

Entertainment

7.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
Delta
8.0
Very good
7,987 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Comfort

7.8

Entertainment

7.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
United Airlines
7.4
Good
8,912 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Comfort

7.8

Entertainment

7.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Comfort

7.8

Entertainment

7.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

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 $123 on Spirit Airlines. Other airlines that offer cheap prices include Southwest from $125 and Delta from $235 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 $492). 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

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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 August 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$208Average$390FlexibilityNo cancel feeOn-time71%
DeltaCheapest$265Average$396FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$334Average$426FlexibilityNo cancel feeOn-time69%

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