Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Phoenix Sky Harbor Intl Airport to Key West from $141

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Phoenix Sky Harbor Intl Airport to Key West departing on 5/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Phoenix Sky Harbor Intl Airport to Key West

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:29 pm - 12:31 pm
PHX
-
EYW
21h 02m
2 stops
Multiple Airlines Logo
1:57 pm - 10:45 am
EYW
-
PHX
23h 48m
1 stop
$308Multiple Airlines
Sun, May 10 - Thu, May 14
Multiple Airlines Logo
12:23 am - 11:25 am
PHX
-
EYW
8h 02m
1 stop
Multiple Airlines Logo
1:57 pm - 10:45 am
EYW
-
PHX
23h 48m
1 stop
$345Multiple Airlines
Sat, May 9 - Thu, May 14
Multiple Airlines Logo
12:58 pm - 11:11 am
PHX
-
EYW
19h 13m
2 stops
Multiple Airlines Logo
1:06 pm - 11:18 pm
EYW
-
PHX
13h 12m
1 stop
$351Multiple Airlines
Tue, Apr 21 - Fri, Apr 24
United Airlines Logo
6:05 am - 3:57 pm
PHX
-
EYW
6h 52m
1 stop
United Airlines Logo
3:52 pm - 10:20 pm
EYW
-
PHX
9h 28m
1 stop
$369United Airlines
Tue, Apr 14 - Sat, Apr 18
American Airlines Logo
6:00 am - 5:02 pm
PHX
-
EYW
8h 02m
1 stop
American Airlines Logo
6:45 am - 11:54 am
EYW
-
PHX
8h 09m
1 stop
$376American Airlines
Tue, May 5 - Tue, May 12
Delta Logo
10:35 pm - 10:46 am
PHX
-
EYW
9h 11m
1 stop
Delta Logo
6:23 pm - 10:44 pm
EYW
-
PHX
7h 21m
1 stop
$377Delta
Thu, Apr 23 - Tue, Apr 28
American Airlines Logo
6:10 am - 6:27 pm
PHX
-
EYW
9h 17m
2 stops
American Airlines Logo
1:28 pm - 6:17 pm
EYW
-
PHX
7h 49m
1 stop
$382American Airlines
Sat, Sep 12 - Sat, Sep 19
Multiple Airlines Logo
9:56 am - 10:11 am
PHX
-
EYW
21h 15m
1 stop
Multiple Airlines Logo
9:49 am - 11:53 am
EYW
-
PHX
53h 04m
2 stops
$384Multiple Airlines
Thu, Apr 9 - Mon, Apr 13
American Airlines Logo
5:00 am - 4:30 pm
PHX
-
EYW
8h 30m
2 stops
American Airlines Logo
6:45 am - 1:05 pm
EYW
-
PHX
9h 20m
2 stops
$387American Airlines
Tue, May 12 - Tue, May 19
American Airlines Logo
10:22 am - 9:53 pm
PHX
-
EYW
8h 31m
1 stop
American Airlines Logo
3:58 pm - 10:04 pm
EYW
-
PHX
9h 06m
1 stop
$395American Airlines
Tue, May 12 - Tue, May 19

United Airlines flights from Phoenix Sky Harbor Intl Airport to Key West

Our best United Airlines deals on Phoenix Sky Harbor Intl Airport to Key West flight tickets
United Airlines
Apr 14
PHX6:05 amPhoenix Sky Harbor Intl
6h 52m
1 stop
EYW3:57 pmKey West
Apr 18
EYW3:52 pmKey West
9h 28m
1 stop
PHX10:20 pmPhoenix Sky Harbor Intl
$369
United Airlines
May 2
PHX6:00 amPhoenix Sky Harbor Intl
7h 02m
1 stop
EYW4:02 pmKey West
May 6
EYW4:47 pmKey West
7h 18m
1 stop
PHX9:05 pmPhoenix Sky Harbor Intl
$519
United Airlines
Apr 11
PHX6:00 amPhoenix Sky Harbor Intl
30h 57m
2 stops
EYW3:57 pmKey West
Apr 15
EYW4:38 pmKey West
8h 03m
1 stop
PHX9:41 pmPhoenix Sky Harbor Intl
$702

Delta flights from Phoenix Sky Harbor Intl Airport to Key West

Our best Delta deals on Phoenix Sky Harbor Intl Airport to Key West flight tickets
Delta
Apr 23
PHX10:35 pmPhoenix Sky Harbor Intl
9h 11m
1 stop
EYW10:46 amKey West
Apr 28
EYW6:23 pmKey West
7h 21m
1 stop
PHX10:44 pmPhoenix Sky Harbor Intl
$377
Delta
Apr 23
PHX10:35 pmPhoenix Sky Harbor Intl
9h 11m
1 stop
EYW10:46 amKey West
Apr 28
EYW6:23 pmKey West
7h 21m
1 stop
PHX10:44 pmPhoenix Sky Harbor Intl
$401
Delta
Apr 3
PHX10:30 pmPhoenix Sky Harbor Intl
9h 18m
1 stop
EYW10:48 amKey West
Apr 8
EYW11:43 amKey West
8h 52m
1 stop
PHX5:35 pmPhoenix Sky Harbor Intl
$464

momondo Fare Finder

 
Customize your flight search to find flights from Phoenix Sky Harbor Intl Airport 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, momondo users made 832,500 searches. Data last updated March 28, 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Sun 5/10

12:29 pm-12:31 pm

2 stops21h 02m

Key West

Thu 5/14

1:57 pm-10:45 am

1 stop23h 48m

$308

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Sat 5/9

12:23 am-11:25 am

1 stop8h 02m

Key West

Thu 5/14

1:57 pm-10:45 am

1 stop23h 48m

$345

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Tue 4/21

12:58 pm-11:11 am

2 stops19h 13m

Key West

Fri 4/24

1:06 pm-11:18 pm

1 stop13h 12m

$351

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Tue 4/14

6:05 am-3:57 pm

1 stop6h 52m

Key West

Sat 4/18

3:52 pm-10:20 pm

1 stop9h 28m

$369
Quickest round-trip

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Tue 5/5

6:00 am-5:02 pm

1 stop8h 02m

Key West

Tue 5/12

6:45 am-11:54 am

1 stop8h 09m

$376

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Thu 4/23

10:35 pm-10:46 am

1 stop9h 11m

Key West

Tue 4/28

6:23 pm-10:44 pm

1 stop7h 21m

$377

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Sat 9/12

6:10 am-6:27 pm

2 stops9h 17m

Key West

Sat 9/19

1:28 pm-6:17 pm

1 stop7h 49m

$382

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Thu 4/9

9:56 am-10:11 am

1 stop21h 15m

Key West

Mon 4/13

9:49 am-11:53 am

2 stops53h 04m

$384

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Tue 5/12

5:00 am-4:30 pm

2 stops8h 30m

Key West

Tue 5/19

6:45 am-1:05 pm

2 stops9h 20m

$387

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Tue 5/12

10:22 am-9:53 pm

1 stop8h 31m

Key West

Tue 5/19

3:58 pm-10:04 pm

1 stop9h 06m

$395

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Key West from

How to get the cheapest flight ticket from Phoenix Sky Harbor Intl Airport to Key West

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Phoenix Sky Harbor Intl Airport and Key West?

What is the cheapest month to fly to Key West?

In general, May is the cheapest month to fly from Phoenix Sky Harbor Intl Airport to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $291. If you are unable to visit Key West during the month of May, then departing from Phoenix Sky Harbor Intl Airport during the month January is also very affordable. Most momondo users find prices during this month for around $304.

How far in advance should I book a flight to Key West?

You are more likely to see cheaper flights to Key West from Phoenix Sky Harbor Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Key West for around $408 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Key West from Phoenix Sky Harbor Intl Airport for as low as $221 on momondo.

When to book flights from Phoenix Sky Harbor Intl Airport to Key West

Are you open to changing your travel dates? Check out the ideal times to fly from Phoenix Sky Harbor Intl Airport to Key West according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Phoenix Sky Harbor Intl Airport to Key West (PHX to EYW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Phoenix Sky Harbor Intl Airport to Key West

Fastest flight time

6h 45m

Direct flights

None
The fastest flight from Phoenix Sky Harbor Intl Airport to Key West takes 6h 45m
There are no direct flights from Phoenix Sky Harbor Intl Airport to Key West. There are no popular flight routes from Phoenix Sky Harbor Intl Airport to Key West.
Search flight deals

  • How far is Phoenix Sky Harbor Intl to Key West by plane?

    Phoenix Sky Harbor Intl and Key West are 1915.8 mi apart from one another. By plane, this route typically takes 6h 45m.

  • When did momondo last update prices for flights from Phoenix Sky Harbor Intl Airport to Key West Airport?

    Prices for flights from Phoenix Sky Harbor Intl Airport to Key West Airport were last updated today.

  • How many operators does momondo search for flights from Phoenix Sky Harbor Intl Airport to Key West Airport?

  • How old do you have to be to fly from Phoenix Sky Harbor Intl Airport to Key West Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Phoenix Sky Harbor Intl Airport to Key West Airport.

  • What documentation or ID do you need to fly to Key West Airport?

    The required travel and health documents for your Key West Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Key West Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Phoenix Sky Harbor Intl Airport to Key West?

Best airlines flying from Phoenix Sky Harbor Intl Airport to Key West

Compare and see reviews for airlines that fly from Phoenix Sky Harbor Intl Airport to Key West with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $244Free CancellationRating
7.1
11,520 reviews
Search American Airlines flights
DeltaPriceFrom $262Free CancellationRating
7.9
8,356 reviews
Search Delta flights

Traveling to a place near Key West?

Book flights to Key West if you plan to visit one of these locations
Big Pine Key
Little Torch Key

Why use momondo?

Why should I use momondo to find a flight deal from Phoenix to Key West?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Phoenix to Key West. momondo saves you time and could save you money on your trip.

Can I find flights from Phoenix to Key West with flexible booking policies on momondo?

momondo does allow users to show only those flights to Key West from Phoenix which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Phoenix to Key West?

Once all potential Phoenix to Key West flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Phoenix to Key West right now. Can momondo alert me if prices change?

Price alerts on flights to Key West from Phoenix are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Key West trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 4/27
Mon 5/4
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States