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Cheap flights from Phoenix Sky Harbor Intl Airport to Key West from $158

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 8/30. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

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.
United Airlines Logo
12:45 am - 11:11 am
PHX
-
EYW
8h 26m
1 stop
United Airlines Logo
4:05 pm - 10:44 pm
EYW
-
PHX
8h 39m
1 stop
$396United Airlines
Thu, Jan 7 - Sat, Jan 16
Multiple Airlines Logo
5:01 pm - 9:41 am
PHX
-
EYW
13h 40m
1 stop
Multiple Airlines Logo
7:53 pm - 10:31 pm
EYW
-
PHX
29h 38m
2 stops
$402Multiple Airlines
Thu, Aug 13 - Sun, Aug 16
American Airlines Logo
6:00 am - 4:54 pm
PHX
-
EYW
7h 54m
1 stop
American Airlines Logo
2:26 pm - 7:07 pm
EYW
-
PHX
6h 41m
1 stop
$423American Airlines
Wed, Oct 28 - Tue, Nov 3
American Airlines Logo
5:00 am - 4:54 pm
PHX
-
EYW
8h 54m
1 stop
American Airlines Logo
1:43 pm - 7:39 pm
EYW
-
PHX
8h 56m
1 stop
$423American Airlines
Tue, Oct 20 - Tue, Oct 27
Delta Logo
10:19 am - 7:57 pm
PHX
-
EYW
6h 38m
1 stop
Delta Logo
11:48 am - 5:39 pm
EYW
-
PHX
8h 51m
1 stop
$423Delta
Wed, Aug 26 - Wed, Sep 2
American Airlines Logo
8:35 am - 7:33 pm
PHX
-
EYW
7h 58m
1 stop
American Airlines Logo
6:35 pm - 12:51 am
EYW
-
PHX
8h 16m
1 stop
$423American Airlines
Wed, Oct 28 - Tue, Nov 3
Multiple Airlines Logo
6:57 pm - 7:13 pm
PHX
-
EYW
21h 16m
2 stops
Multiple Airlines Logo
11:46 am - 10:16 pm
EYW
-
PHX
13h 30m
2 stops
$434Multiple Airlines
Sat, Aug 22 - Wed, Aug 26
Multiple Airlines Logo
5:01 pm - 9:41 am
PHX
-
EYW
13h 40m
1 stop
Multiple Airlines Logo
12:05 pm - 10:35 am
EYW
-
PHX
25h 30m
1 stop
$451Multiple Airlines
Thu, Aug 13 - Sun, Aug 16
Delta Logo
10:19 am - 7:57 pm
PHX
-
EYW
6h 38m
1 stop
Delta Logo
11:48 am - 5:39 pm
EYW
-
PHX
8h 51m
1 stop
$474Delta
Wed, Aug 26 - Wed, Sep 2
Delta Logo
11:59 pm - 10:46 am
PHX
-
EYW
7h 47m
1 stop
Delta Logo
6:19 pm - 10:42 pm
EYW
-
PHX
7h 23m
1 stop
$480Delta
Fri, Sep 11 - Fri, Sep 18

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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
Aug 26
PHX10:19 amPhoenix Sky Harbor Intl
6h 38m
1 stop
EYW7:57 pmKey West
Sep 2
EYW11:48 amKey West
8h 51m
1 stop
PHX5:39 pmPhoenix Sky Harbor Intl
$474
Delta
Sep 11
PHX6:00 amPhoenix Sky Harbor Intl
8h 23m
1 stop
EYW5:23 pmKey West
Sep 18
EYW7:40 amKey West
7h 43m
1 stop
PHX12:23 pmPhoenix Sky Harbor Intl
$480
Delta
Aug 18
PHX5:45 amPhoenix Sky Harbor Intl
8h 35m
1 stop
EYW5:20 pmKey West
Aug 22
EYW4:00 pmKey West
9h 24m
1 stop
PHX10:24 pmPhoenix Sky Harbor Intl
$525

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
Jan 7
PHX12:45 amPhoenix Sky Harbor Intl
8h 26m
1 stop
EYW11:11 amKey West
Jan 16
EYW4:05 pmKey West
8h 39m
1 stop
PHX10:44 pmPhoenix Sky Harbor Intl
$396
United Airlines
Aug 29
PHX11:54 pmPhoenix Sky Harbor Intl
10h 35m
1 stop
EYW1:29 pmKey West
Sep 2
EYW2:15 pmKey West
11h 31m
1 stop
PHX10:46 pmPhoenix Sky Harbor Intl
$652
United Airlines
Aug 29
PHX11:54 pmPhoenix Sky Harbor Intl
10h 35m
1 stop
EYW1:29 pmKey West
Sep 2
EYW2:15 pmKey West
11h 31m
1 stop
PHX10:46 pmPhoenix Sky Harbor Intl
$702

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 August 1, 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

Thu 1/7

12:45 am-11:11 am

1 stop8h 26m

Key West

Sat 1/16

4:05 pm-10:44 pm

1 stop8h 39m

$396

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Thu 8/13

5:01 pm-9:41 am

1 stop13h 40m

Key West

Sun 8/16

7:53 pm-10:31 pm

2 stops29h 38m

$402
Quickest round-trip

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Wed 10/28

6:00 am-4:54 pm

1 stop7h 54m

Key West

Tue 11/3

2:26 pm-7:07 pm

1 stop6h 41m

$423

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Tue 10/20

5:00 am-4:54 pm

1 stop8h 54m

Key West

Tue 10/27

1:43 pm-7:39 pm

1 stop8h 56m

$423

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Wed 8/26

10:19 am-7:57 pm

1 stop6h 38m

Key West

Wed 9/2

11:48 am-5:39 pm

1 stop8h 51m

$423

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Wed 10/28

8:35 am-7:33 pm

1 stop7h 58m

Key West

Tue 11/3

6:35 pm-12:51 am

1 stop8h 16m

$423

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Sat 8/22

6:57 pm-7:13 pm

2 stops21h 16m

Key West

Wed 8/26

11:46 am-10:16 pm

2 stops13h 30m

$434

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Thu 8/13

5:01 pm-9:41 am

1 stop13h 40m

Key West

Sun 8/16

12:05 pm-10:35 am

1 stop25h 30m

$451

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Wed 8/26

10:19 am-7:57 pm

1 stop6h 38m

Key West

Wed 9/2

11:48 am-5:39 pm

1 stop8h 51m

$474

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Fri 9/11

11:59 pm-10:46 am

1 stop7h 47m

Key West

Fri 9/18

6:19 pm-10:42 pm

1 stop7h 23m

$480

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?

Prices are currently typical for flights on this route.

Typical prices usually range from $313 to $619.
The lowest price recently found on this route was $396.

What is the cheapest month to fly to Key West?

In general, January 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 $326. If you are unable to visit Key West during the month of January, then departing from Phoenix Sky Harbor Intl Airport during the month February is also very affordable. Most momondo users find prices during this month for around $441.

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 27m

Direct flights

None
The fastest flight from Phoenix Sky Harbor Intl Airport to Key West takes 6h 27m
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

Frequently asked questions about flying from Phoenix Sky Harbor Intl Airport to Key West

  • 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 27m.

  • 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
DeltaPriceFrom $266Free CancellationRating
7.8
8,497 reviews
Search Delta flights
American AirlinesPriceFrom $294Free CancellationRating
7.1
11,845 reviews
Search American Airlines 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.

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