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$120+ Cheap flights from Key Largo, FL to Phoenix

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 5/1. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — PHX
Apr 7 — Apr 141
Mon 4/7
Mon 4/14
1 adult, Economy
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Cheapflights Tip: The best prices from Key Largo to Phoenix are usually found in January or September, booked 66 days in advance, depart on a Wednesday or Thursday and return on a Saturday

Cheap flight deals from Key Largo to Phoenix

Keep the following information in mind while searching for Key Largo to Phoenix flight deals. Data was last updated April 2, 2025.

Round-trip from

$240
(CheapOair)

One-way from

$120
(CheapOair)

Popular in

March

Cheapest in

January

Average price

$330
From Key Largo to Phoenix
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One-way flight from Key Largo to Phoenix
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Highest demand for flights based on searches. 3% potential increase in price ($12 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 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 Key Largo to Phoenix

Cheapest flights from Key Largo to Phoenix
Explore the most affordable flight options available from Key Largo to Phoenix. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

This CheapOair deal was found by Cheapflights users on 4/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/246:00 amMIA - PHX
1 stop20h 58mFrontier
Sun 4/277:05 amPHX - MIA
1 stop12h 29mFrontier
Deal found 4/1$240
This Kiwi.com deal was found by Cheapflights users on 4/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/148:55 pmMIA - PHX
1 stop14h 18mMultiple Airlines
Sun 5/187:15 amPHX - MIA
1 stop13h 44mMultiple Airlines
Deal found 4/1$244
This Mytrip deal was found by Cheapflights users on 4/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/287:22 amMIA - PHX
1 stop9h 06mSpirit Airlines
Wed 4/305:46 pmPHX - MIA
3 stops22h 01mSpirit Airlines
Deal found 4/1$255
This American Airlines deal was found by Cheapflights users on 4/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2410:04 amMIA - PHX
Nonstop5h 04mAmerican Airlines
Mon 4/2812:15 pmPHX - MIA
Nonstop4h 12mAmerican Airlines
Deal found 4/1$323
This Delta deal was found by Cheapflights users on 4/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/48:10 amMIA - PHX
1 stop9h 44mDelta
Sun 4/66:09 amPHX - MIA
1 stop7h 13mDelta
Deal found 4/1$343
This Southwest deal was found by Cheapflights users on 4/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/212:50 pmMIA - PHX
2 stops10h 10mSouthwest
Wed 4/95:50 amPHX - MIA
1 stop8h 35mSouthwest
Deal found 4/1$348
This United Airlines deal was found by Cheapflights users on 4/1. 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.
Tue 4/294:57 pmMIA - PHX
1 stop6h 56mUnited Airlines
Tue 5/69:53 amPHX - MIA
2 stops9h 36mUnited Airlines
Deal found 4/1$350

Cheapflights Fare Finder

Customize your flight search to find flights from Key Largo to Phoenix 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 2, 2025.
Use the filters below to find and compare flights from Key Largo to Phoenix that are best for you.

Fly from

Key Largo

Fly to

Phoenix

Route

Depart

Return

Price

MiamiPhoenix

MIA - PHX

MIAPHX

Miami

Thu 4/24

6:00 am-11:58 pm

1 stop20h 58m

Phoenix Sky Harbor Intl

Sun 4/27

7:05 am-10:34 pm

1 stop12h 29m

$240

MiamiPhoenix

MIA - PHX

MIAPHX

Miami

Wed 5/14

8:55 pm-8:13 am

1 stop14h 18m

Phoenix Sky Harbor Intl

Sun 5/18

7:15 am-11:59 pm

1 stop13h 44m

$244

MiamiPhoenix

MIA - PHX

MIAPHX

Miami

Mon 4/28

7:22 am-1:28 pm

1 stop9h 06m

Phoenix Sky Harbor Intl

Wed 4/30

5:46 pm-6:47 pm

3 stops22h 01m

$255

MiamiPhoenix

MIA - PHX

MIAPHX

Miami

Thu 4/24

5:30 pm-7:32 pm

Nonstop5h 02m

Phoenix Sky Harbor Intl

Sun 4/27

1:36 pm-8:44 pm

Nonstop4h 08m

$323

MiamiPhoenix

MIA - PHX

MIAPHX

Miami

Thu 4/24

8:50 am-2:24 pm

1 stop8h 34m

Phoenix Sky Harbor Intl

Wed 5/7

5:30 am-10:42 pm

2 stops14h 12m

$348

MiamiPhoenix

MIA - PHX

MIAPHX

Miami

Tue 4/29

4:57 pm-8:53 pm

1 stop6h 56m

Phoenix Sky Harbor Intl

Tue 5/6

9:53 am-10:29 pm

2 stops9h 36m

$350

MiamiPhoenix

MIA - PHX

MIAPHX

Miami

Thu 4/24

12:30 pm-7:25 pm

2 stops9h 55m

Phoenix Sky Harbor Intl

Mon 4/28

7:00 am-4:00 pm

1 stop6h 00m

$378

MiamiPhoenix

MIA - PHX

MIAPHX

Miami

Thu 5/8

6:01 pm-8:49 am

1 stop17h 48m

Phoenix Sky Harbor Intl

Sat 5/10

6:00 am-11:32 pm

2 stops14h 32m

$440

MiamiPhoenix

MIA - PHX

MIAPHX

Miami

Thu 5/1

7:22 am-1:54 pm

1 stop9h 32m

$120

MiamiPhoenix

MIA - PHX

MIAPHX

Miami

Thu 4/17

10:51 pm-4:41 pm

1 stop20h 50m

$123

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 17 results
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Best time to book a flight from Key Largo to Phoenix

Have a flexible travel schedule? Discover the best time to fly to Phoenix from Key Largo 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 Key Largo to Phoenix

How far ahead should I book a flight from Key Largo to Phoenix?

Use this chart to determine the optimal time to book a round-trip flight from Key Largo to Phoenix. Price data was last updated on March 28, 2025.

The best time to book flights from Key Largo to Phoenix is 66 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Key Largo to Phoenix?

Currently, January is the cheapest month in which you can book a flight from Key Largo to Phoenix (average of $258). Flying from Key Largo to Phoenix in March is currently the most expensive (average of $337). 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.

What is the cheapest time of day to fly from KE9 to PHX?

Find hourly flight availability from Key Largo to Phoenix. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 2, 2025.

When flying from Key Largo to Phoenix, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Key Largo to Phoenix?

Use this chart to determine the cheapest time to fly round-trip from Key Largo to Phoenix. Price data was last updated on November 24, 2024.

Travelers seeking maximum savings on their Key Largo to Phoenix flight should consider departing on Wednesday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Phoenix by month

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

In terms of precipitation, rainfall in Phoenix ranges from 0.0 - 1.1 inches per month. July is typically the wettest month, when rainfall can reach 1.1 in. June is typically the driest time to visit Phoenix when rainfall is around 0.0 in.

Temperature in Phoenix by month

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

If weather is an important factor for your trip to Phoenix, 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 95.0 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 55.4 F).

Reviews of airlines servicing Phoenix

Get insights into the airlines that provide service to Phoenix. 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 Phoenix. Reviews last updated April 2, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Key Largo to Phoenix. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,820 reviews

Overall

8.0

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,820 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Overall

8.0

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,272 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Overall

8.0

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,898 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Overall

8.0

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,616 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Overall

8.0

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
JetBlue
7.3
Good
2,922 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Overall

8.0

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Key Largo to Phoenix. 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 Key Largo to Phoenix one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $120. Spirit Airlines flights start at $123 while deals on JetBlue start at $142 one-way.

  • What are the most reliable airlines from Key Largo to Phoenix?

    No one likes to see their flight delayed. When booking a flight from Key Largo to Phoenix consider choosing Royal Air Maroc (93%), Iberia (84%) or American Airlines (82%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Key Largo to Phoenix?

    Looking at all options, your cheapest flight can be booked for $119. While the most popular route (Miami - Phoenix Sky Harbor Intl) can be booked for $185 on average our data indicates $1,118 when flying from Key Largo to Phoenix.

  • Can I find deals for flights from Key Largo to Phoenix that include hotel bookings?

    Yes. In addition to deals on Key Largo to Phoenix flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Key Largo to Phoenix?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Key Largo to Phoenix.

  • Can I find deals for business class flights from Key Largo to Phoenix?

    Yes. Cheapflights offers flight deals from Key Largo to Phoenix 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 Key Largo to Phoenix?

    Currently, January is the cheapest month in which you can book a flight from Key Largo to Phoenix (average of $258). Flying from Key Largo to Phoenix in March is currently the most expensive (average of $337). 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 7 airlines flying from Key Largo to Phoenix

Discover the top 7 airlines that operate flights from Key Largo to Phoenix. 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 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$106Average$202FlexibilityNo cancel feeOn-time65%
FrontierCheapest$122Average$196FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$158Average$363FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$177Average$304FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$216Average$394FlexibilityNo cancel feeOn-time69%
DeltaCheapest$235Average$399FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$252Average$444FlexibilityNo cancel feeOn-time63%

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