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$287+ Cheap flights from Sky Harbor Intl (PHX) to Key West (EYW)

This is the cheapest round-trip 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 2 — Aug 91
Sat 8/2
Sat 8/9
1 adult, Economy
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Cheapflights Tip: The best prices from Phoenix Sky Harbor Intl to Key West are usually found in July or January, booked 76 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Sky Harbor Intl to Key West

Discover tips and strategies to find the most affordable flight options for your journey from Sky Harbor Intl (PHX) to Key West (EYW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 28, 2025.

Round-trip from

$287
(American Airlines)

Popular in

April

Cheapest in

July

Average price

$313
From Phoenix Sky Harbor Intl to Key West
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($58 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
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Find flight deals from Sky Harbor Intl to Key West

Cheapest flights from Sky Harbor Intl to Key West
Explore the most affordable flight options available from Sky Harbor Intl to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2025.

This American Airlines deal was found by Cheapflights users on 7/28. 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 9/119:06 amPHX - EYW
1 stop6h 53mAmerican Airlines
Thu 9/184:49 pmEYW - PHX
1 stop7h 54mAmerican Airlines
Deal found 7/28$287
This Delta deal was found by Cheapflights users on 7/26. 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 8/166:05 amPHX - EYW
1 stop8h 22mDelta
Thu 8/212:00 pmEYW - PHX
1 stop6h 52mDelta
Deal found 7/26$289
This Mytrip deal was found by Cheapflights users on 7/28. 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.
Thu 9/1112:14 pmPHX - EYW
3 stops20h 38mMultiple Airlines
Thu 9/1812:29 pmEYW - PHX
2 stops25h 27mMultiple Airlines
Deal found 7/28$474

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sky Harbor Intl to Key West 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 July 28, 2025.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Key West that are best for you.

Fly from

Sky Harbor Intl

Fly to

Key West

Route

Depart

Return

Price

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Thu 9/11

9:06 am-6:59 pm

1 stop6h 53m

Key West

Thu 9/18

4:49 pm-9:43 pm

1 stop7h 54m

$287

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Sat 8/16

10:19 am-8:12 pm

1 stop6h 53m

Key West

Sat 8/23

6:22 pm-10:49 pm

1 stop7h 27m

$289

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Thu 9/11

12:14 pm-11:52 am

3 stops20h 38m

Key West

Thu 9/18

12:29 pm-10:56 am

2 stops25h 27m

$474

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Wed 9/3

10:19 am-8:12 pm

1 stop6h 53m

$337

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Wed 9/3

6:10 am-2:01 pm

3 stops28h 51m

$1,370

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/26

Best time to book a flight from Sky Harbor Intl to Key West

Have a flexible travel schedule? Discover the best time to fly to Key West 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 Key West

How far ahead should I book a flight from Phoenix Sky Harbor Intl Airport to Key West?

Use this chart to determine the optimal time to book a round-trip flight from Sky Harbor Intl to Key West. Price data was last updated on July 25, 2025.

Booking 76 days in advance of your planned departure date is, on average, the best time to get cheap flights from Phoenix Sky Harbor Intl Airport to Key West. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, August is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Key West (average of $328). Flying from Phoenix Sky Harbor Intl Airport to Key West 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.

How much does it cost to fly round-trip from Phoenix Sky Harbor Intl Airport to Key West?

Reviews of airlines servicing Key West

Get insights into the airlines that provide service to Key West. 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 Key West. Reviews last updated July 28, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and JetBlue from Phoenix Sky Harbor Intl Airport to Key West to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,975 reviews

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,975 reviews
Delta
8.0
Very good
7,975 reviews

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,892 reviews
Delta
8.0
Very good
7,975 reviews

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
JetBlue
7.3
Good
2,914 reviews
Delta
8.0
Very good
7,975 reviews

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,975 reviews

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

  • What airport do you fly into for flights to Key West from Phoenix Sky Harbor Intl?

    Located just 2.6 mi from the city center, Key West is the airport most travelers will use when flying to Key West from Phoenix Sky Harbor Intl. Booking flights from Phoenix Sky Harbor Intl to Key West (EYW) should be relatively easy as there are 0 daily inbound flights from Phoenix Sky Harbor Intl from 3 different airlines.

  • What are the cheapest airlines flying from Phoenix Sky Harbor Intl Airport to Key West round-trip?

    American Airlines, at $287, was found to be the cheapest airline from Phoenix Sky Harbor Intl Airport to Key West. An alternate airline flying to your destination would be Delta. You may be able to fly from Phoenix Sky Harbor Intl Airport to Key West for 31% less than the average price by searching for these airlines.

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

    One-way options have recently been found by users for as low as $316 on JetBlue. Other airlines that offer cheap prices include Delta from $337 and United Airlines from $376 one-way.

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

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

  • How can I find direct flights from Sky Harbor Intl to Key West?

    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 Key West.

  • Can I find deals for business class flights from Sky Harbor Intl to Key West?

    Yes. Cheapflights offers flight deals from Sky Harbor Intl to Key West 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 Key West?

    Currently, August is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Key West (average of $328). Flying from Phoenix Sky Harbor Intl Airport to Key West 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 Key West

Discover the top 3 airlines that operate flights from Sky Harbor Intl to Key West. 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 July 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$208Average$402FlexibilityNo cancel feeOn-time71%
DeltaCheapest$265Average$399FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$334Average$426FlexibilityNo cancel feeOn-time69%

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