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$90+ 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 10/25. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — PHX
Nov 12 — Nov 191
Wed 11/12
Wed 11/19
1 adult, Economy
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Cheapflights Tip: The best prices from Key Largo to Phoenix are usually found in November or January, booked 47 days in advance, depart on a Wednesday or Friday and return on a Saturday

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 October 13, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/12. 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.
Fri 11/78:00 amMIA - PHX
1 stop17h 03mMultiple Airlines
Tue 11/1111:38 amPHX - MIA
2 stops29h 06mMultiple Airlines
Deal found 10/12$179
This Kiwi.com deal was found by Cheapflights users on 10/11. 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.
Thu 12/49:36 pmMIA - PHX
2 stops37h 28mFrontier
Thu 12/114:12 pmPHX - MIA
1 stop10h 56mFrontier
Deal found 10/11$180
This Frontier deal was found by Cheapflights users on 10/11. 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.
Sat 10/255:30 pmMIA - PHX
1 stop7h 25mFrontier
Sun 10/265:15 amPHX - MIA
1 stop9h 18mFrontier
Deal found 10/11$181
This Kiwi.com deal was found by Cheapflights users on 10/12. 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 12/611:42 amMIA - PHX
1 stop23h 22mFrontier
Tue 12/169:11 pmPHX - MIA
2 stops29h 57mFrontier
Deal found 10/12$182
This Kiwi.com deal was found by Cheapflights users on 10/11. 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.
Tue 10/217:55 pmMIA - PHX
2 stops27h 03mFrontier
Thu 10/305:25 amPHX - MIA
1 stop5h 59mFrontier
Deal found 10/11$185
This American Airlines deal was found by Cheapflights users on 10/13. 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.
Wed 11/127:44 pmMIA - PHX
Nonstop5h 13mAmerican Airlines
Sat 11/1510:55 pmPHX - MIA
Nonstop4h 06mAmerican Airlines
Deal found 10/13$187
This CheapOair deal was found by Cheapflights users on 10/12. 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.
Fri 11/78:00 amMIA - PHX
1 stop17h 03mFrontier
Sun 11/97:37 amPHX - MIA
1 stop28h 53mFrontier
Deal found 10/12$188
This Kiwi.com deal was found by Cheapflights users on 10/11. 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.
Tue 10/283:06 pmMIA - PHX
2 stops24h 09mMultiple Airlines
Fri 11/74:41 pmPHX - MIA
1 stop29h 27mMultiple Airlines
Deal found 10/11$189
This Kiwi.com deal was found by Cheapflights users on 10/12. 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.
Thu 11/612:17 pmMIA - PHX
1 stop12h 46mMultiple Airlines
Thu 11/135:25 amPHX - MIA
1 stop7h 08mMultiple Airlines
Deal found 10/12$193
This Kiwi.com deal was found by Cheapflights users on 10/12. 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.
Tue 11/115:27 pmMIA - PHX
2 stops20h 48mMultiple Airlines
Tue 11/1811:50 amPHX - MIA
1 stop23h 30mMultiple Airlines
Deal found 10/12$194
This eDestinos deal was found by Cheapflights users on 10/13. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/115:30 amMIA - PHX
2 stops29h 34mFrontier
Sat 12/137:00 amPHX - MIA
2 stops14h 47mFrontier
Deal found 10/13$195

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 October 13, 2025.

Round-trip from

$179
(Kiwi.com)

One-way from

$90
(Kiwi.com)

Popular in

March

Cheapest in

November

Average price

$363
From Key Largo to Phoenix
Search Deals
One-way flight from Key Largo to Phoenix
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($9 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 October 13, 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

Sat 11/15

8:00 am-1:36 pm

1 stop7h 36m

Phoenix Sky Harbor Intl

Sun 11/16

12:41 am-11:37 am

1 stop8h 56m

$237

MiamiPhoenix

MIA - PHX

MIAPHX

Miami

Thu 11/13

4:50 pm-10:15 pm

1 stop7h 25m

Phoenix Sky Harbor Intl

Sun 11/16

12:41 am-11:37 am

1 stop8h 56m

$247

MiamiPhoenix

MIA - PHX

MIAPHX

Miami

Tue 10/28

12:20 pm-5:48 pm

1 stop8h 28m

Phoenix Sky Harbor Intl

Tue 10/28

12:40 am-1:28 pm

1 stop9h 48m

$257

MiamiPhoenix

MIA - PHX

MIAPHX

Miami

Sat 10/25

6:00 am-12:05 pm

1 stop9h 05m

Phoenix Sky Harbor Intl

Tue 10/28

6:00 am-3:30 pm

1 stop6h 30m

$257

MiamiPhoenix

MIA - PHX

MIAPHX

Miami

Wed 10/29

8:11 am-12:05 pm

1 stop6h 54m

Phoenix Sky Harbor Intl

Tue 11/4

11:59 pm-9:35 am

1 stop7h 36m

$257

MiamiPhoenix

MIA - PHX

MIAPHX

Miami

Sat 12/13

6:00 am-12:13 pm

1 stop8h 13m

Phoenix Sky Harbor Intl

Mon 12/15

12:59 am-1:32 pm

1 stop10h 33m

$257

MiamiPhoenix

MIA - PHX

MIAPHX

Miami

Sat 10/25

4:35 pm-11:00 pm

1 stop9h 25m

Phoenix Sky Harbor Intl

Sun 10/26

12:40 am-1:28 pm

1 stop9h 48m

$277

MiamiPhoenix

MIA - PHX

MIAPHX

Miami

Wed 10/29

8:30 am-2:01 pm

1 stop8h 31m

Phoenix Sky Harbor Intl

Thu 10/30

12:05 pm-12:29 am

1 stop9h 24m

$277

MiamiPhoenix

MIA - PHX

MIAPHX

Miami

Thu 10/23

6:45 pm-11:38 pm

1 stop7h 53m

Phoenix Sky Harbor Intl

Sat 10/25

12:40 am-1:28 pm

1 stop9h 48m

$297

MiamiPhoenix

MIA - PHX

MIAPHX

Miami

Sat 2/7

6:25 am-4:04 pm

1 stop11h 39m

$104

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/13

Showing 1-10 of 17 results
1
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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 October 10, 2025.

The best time to book flights from Key Largo to Phoenix is 47 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, November is the cheapest month in which you can book a flight from Key Largo to Phoenix (average of $98). Flying from Key Largo to Phoenix in July is currently the most expensive (average of $236). 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 October 13, 2025.

It’s optimal to fly from Key Largo to Phoenix in the evening. By choosing this option you can save up to 36% on the cost of your flight, compared to a flight in the morning.

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 Thursday mornings when fares are most often at their lowest. Sunday afternoons 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 October 13, 2025.

The most flights from KE9 to PH1 are scheduled on a Friday (18 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (16 on average).

How much does it cost to fly round-trip from Key Largo to Phoenix?

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 October 13, 2025.
Read through reviews of airlines operating flights from Key Largo to Phoenix, such as Southwest, Delta, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,235 reviews

Food

7.0

Crew

8.6

Boarding

8.1

Overall

8.0

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,235 reviews
Southwest
8.0
Very good
4,235 reviews

Food

7.0

Crew

8.6

Boarding

8.1

Overall

8.0

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,971 reviews
Southwest
8.0
Very good
4,235 reviews

Food

7.0

Crew

8.6

Boarding

8.1

Overall

8.0

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,046 reviews
Southwest
8.0
Very good
4,235 reviews

Food

7.0

Crew

8.6

Boarding

8.1

Overall

8.0

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,098 reviews
Southwest
8.0
Very good
4,235 reviews

Food

7.0

Crew

8.6

Boarding

8.1

Overall

8.0

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,137 reviews
Southwest
8.0
Very good
4,235 reviews

Food

7.0

Crew

8.6

Boarding

8.1

Overall

8.0

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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.

  • How long is the flight from Key Largo to Phoenix?

    United Airlines and Delta can get you from Key Largo to Phoenix in just under 7h 36m. Your travel time can differ by up to 52m. The distance from Key Largo to Phoenix is about 1967 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 (100%), GOL (80%) or Alaska Airlines (78%) 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 $99. While the most popular route (Miami - Phoenix Sky Harbor Intl) can be booked for $149 on average, our data indicates $325 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, November is the cheapest month in which you can book a flight from Key Largo to Phoenix (average of $98). Flying from Key Largo to Phoenix in July is currently the most expensive (average of $236). 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 October 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$103Average$217FlexibilityNo cancel feeOn-time65%
FrontierCheapest$131Average$222FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$161Average$340FlexibilityNo cancel feeOn-time62%
DeltaCheapest$171Average$291FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$178Average$389FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$198Average$382FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$216Average$302FlexibilityNo cancel feeOn-time69%

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