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$121+ 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 5/22. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — PHX
mai 4 — mai 111
dim. 5/4
dim. 5/11
1 adult, Economy
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Cheapflights Tip: The best prices from Key Largo to Phoenix are usually found in September or January, booked 42 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 avril 29, 2025.

Round-trip from

$217
(Delta)

One-way from

$121
(Cheapflightsfares)

Popular in

March

Cheapest in

September

Average price

$351
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. 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 ($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 avril 29, 2025.

This Delta deal was found by Cheapflights users on 4/29. 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.
jeu. 6/55:59 pmMIA - PHX
1 stop8h 12mDelta
lun. 6/912:45 amPHX - MIA
1 stop9h 54mDelta
Deal found 4/29$217
This Frontier deal was found by Cheapflights users on 4/29. 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.
ven. 5/97:12 amMIA - PHX
1 stop9h 42mFrontier
dim. 5/186:30 amPHX - MIA
1 stop12h 32mFrontier
Deal found 4/29$218
This United Airlines deal was found by Cheapflights users on 4/29. 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.
jeu. 7/247:00 amMIA - PHX
1 stop7h 02mUnited Airlines
dim. 7/274:13 pmPHX - MIA
2 stops10h 46mUnited Airlines
Deal found 4/29$222
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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.
mar. 5/276:21 pmMIA - PHX
1 stop19h 27mAlaska Airlines
ven. 5/308:49 pmPHX - MIA
1 stop17h 32mAlaska Airlines
Deal found 4/29$226
This CheapOair deal was found by Cheapflights users on 4/29. 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.
jeu. 5/228:55 pmMIA - PHX
1 stop14h 18mMultiple Airlines
dim. 5/256:00 amPHX - MIA
1 stop20h 40mMultiple Airlines
Deal found 4/29$230
This American Airlines deal was found by Cheapflights users on 4/29. 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.
sam. 5/107:43 amMIA - PHX
Nonstop4h 52mAmerican Airlines
sam. 5/173:20 pmPHX - MIA
Nonstop4h 15mAmerican Airlines
Deal found 4/29$242
This JetBlue deal was found by Cheapflights users on 4/29. 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.
mer. 6/252:34 pmMIA - PHX
1 stop10h 21mJetBlue
dim. 6/2910:50 pmPHX - MIA
1 stop11h 48mJetBlue
Deal found 4/29$301
This Mytrip deal was found by Cheapflights users on 4/29. 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.
jeu. 5/2212:28 pmMIA - PHX
2 stops22h 45mSpirit Airlines
jeu. 5/299:19 amPHX - MIA
1 stop17h 24mSpirit Airlines
Deal found 4/29$311
This Southwest deal was found by Cheapflights users on 4/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 5/287:35 amMIA - PHX
2 stops8h 50mSouthwest
mer. 6/411:10 amPHX - MIA
2 stops7h 25mSouthwest
Deal found 4/28$359

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 avril 29, 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

jeu. 6/5

5:59 pm-11:11 pm

1 stop8h 12m

Phoenix Sky Harbor Intl

lun. 6/9

12:45 am-1:39 pm

1 stop9h 54m

$217

MiamiPhoenix

MIA - PHX

MIAPHX

Miami

ven. 5/9

7:12 am-1:54 pm

1 stop9h 42m

Phoenix Sky Harbor Intl

dim. 5/18

6:30 am-10:02 pm

1 stop12h 32m

$218

MiamiPhoenix

MIA - PHX

MIAPHX

Miami

jeu. 7/24

7:00 am-11:02 am

1 stop7h 02m

Phoenix Sky Harbor Intl

dim. 7/27

4:13 pm-5:59 am

2 stops10h 46m

$222

MiamiPhoenix

MIA - PHX

MIAPHX

Miami

mar. 5/27

6:21 pm-10:48 am

1 stop19h 27m

Phoenix Sky Harbor Intl

ven. 5/30

8:49 pm-5:21 pm

1 stop17h 32m

$226

MiamiPhoenix

MIA - PHX

MIAPHX

Miami

jeu. 5/22

8:55 pm-8:13 am

1 stop14h 18m

Phoenix Sky Harbor Intl

dim. 5/25

6:00 am-5:40 am

1 stop20h 40m

$230

MiamiPhoenix

MIA - PHX

MIAPHX

Miami

sam. 5/10

7:43 am-9:35 am

Nonstop4h 52m

Phoenix Sky Harbor Intl

sam. 5/17

3:20 pm-10:35 pm

Nonstop4h 15m

$242

MiamiPhoenix

MIA - PHX

MIAPHX

Miami

mer. 6/25

2:34 pm-9:55 pm

1 stop10h 21m

Phoenix Sky Harbor Intl

dim. 6/29

10:50 pm-1:38 pm

1 stop11h 48m

$301

MiamiPhoenix

MIA - PHX

MIAPHX

Miami

jeu. 5/22

12:28 pm-8:13 am

2 stops22h 45m

Phoenix Sky Harbor Intl

dim. 5/25

9:19 am-5:43 am

1 stop17h 24m

$310

MiamiPhoenix

MIA - PHX

MIAPHX

Miami

mer. 5/28

7:35 am-1:25 pm

2 stops8h 50m

Phoenix Sky Harbor Intl

mer. 6/4

11:10 am-9:35 pm

2 stops7h 25m

$359

MiamiPhoenix

MIA - PHX

MIAPHX

Miami

jeu. 5/22

8:55 pm-8:13 am

1 stop14h 18m

$121

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 18 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 April 25, 2025.

The best time to book flights from Key Largo to Phoenix is 42 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 avril 29, 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.

Weekly flight availability from Key Largo to Phoenix

Explore weekly flight availability from Key Largo to Phoenix. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated avril 29, 2025.

The most flights from KE9 to PH1 are scheduled on a Monday (17 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (5 on average).

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 avril 29, 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
9,961 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,295 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,929 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
JetBlue
7.3
Good
2,922 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 Spirit Airlines, which is currently one of the cheapest options available, starting at $121. Frontier flights start at $123 while deals on Delta start at $134 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 (88%), GOL (84%) or Finnair (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 $161. While the most popular route (Miami - Phoenix Sky Harbor Intl) can be booked for $193 on average our data indicates $765 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.

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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 avril 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$103Average$206FlexibilityNo cancel feeOn-time65%
FrontierCheapest$130Average$188FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$158Average$359FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$177Average$306FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$216Average$391FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$252Average$438FlexibilityNo cancel feeOn-time63%
DeltaCheapest$255Average$432FlexibilityNo cancel feeOn-timeN/A

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