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Cheap flights from Phoenix Sky Harbor Intl Airport to Key West from $289

This is the cheapest round-trip 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 12/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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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.
American Airlines Logo
12:02 pm - 9:46 pmPHX-EYW
7h 44m1 stop
American Airlines Logo
1:45 pm - 10:02 pmEYW-PHX
10h 17m1 stop
$289American Airlines
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Wed, Dec 10 - Wed, Dec 17
American Airlines Logo
6:00 am - 5:52 pmPHX-EYW
9h 52m1 stop
American Airlines Logo
4:10 pm - 11:37 pmEYW-PHX
9h 27m2 stops
$294American Airlines
Find Deal
Wed, Dec 10 - Wed, Dec 17
Multiple Airlines Logo
5:36 pm - 2:17 pmPHX-EYW
18h 41m1 stop
Multiple Airlines Logo
9:57 am - 11:44 pmEYW-PHX
15h 47m2 stops
$297Multiple Airlines
Find Deal
Thu, Nov 13 - Mon, Nov 17
American Airlines Logo
1:15 pm - 11:56 pmPHX-EYW
8h 41m2 stops
American Airlines Logo
6:06 am - 2:36 pmEYW-PHX
10h 30m2 stops
$299American Airlines
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Sat, Jan 24 - Sat, Jan 31
Multiple Airlines Logo
1:16 pm - 4:51 pmPHX-EYW
25h 35m1 stop
Multiple Airlines Logo
1:06 pm - 12:33 amEYW-PHX
37h 27m2 stops
$310Multiple Airlines
Find Deal
Sun, Jan 18 - Fri, Jan 23
Spirit Airlines Logo
1:45 pm - 1:30 pmPHX-EYW
21h 45m3 stops
Spirit Airlines Logo
2:25 pm - 12:09 pmEYW-PHX
23h 44m3 stops
$394Spirit Airlines
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Thu, Jan 29 - Sun, Feb 1
Delta Logo
5:10 pm - 11:03 amPHX-EYW
15h 53m2 stops
Delta Logo
6:00 pm - 12:16 amEYW-PHX
8h 16m1 stop
$397Delta
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Tue, Mar 3 - Wed, Mar 4
Delta Logo
5:10 pm - 11:03 amPHX-EYW
15h 53m2 stops
Delta Logo
6:00 pm - 12:16 amEYW-PHX
8h 16m1 stop
$437Delta
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Tue, Mar 3 - Wed, Mar 4
United Airlines Logo
12:28 am - 1:03 pmPHX-EYW
10h 35m1 stop
United Airlines Logo
4:15 pm - 9:54 amEYW-PHX
19h 39m2 stops
$465United Airlines
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Sat, Jan 17 - Fri, Jan 23
United Airlines Logo
12:25 am - 1:15 pmPHX-EYW
10h 50m1 stop
United Airlines Logo
2:15 pm - 9:56 amEYW-PHX
21h 41m2 stops
$503United Airlines
Find Deal
Sun, Feb 22 - Fri, Feb 27

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

Our best American Airlines deals on Phoenix Sky Harbor Intl Airport to Key West flight tickets
American Airlines
Dec 10
PHX12:02 pmPhoenix Sky Harbor Intl
7h 44m
1 stop
EYW9:46 pmKey West
Dec 17
EYW1:45 pmKey West
10h 17m
1 stop
PHX10:02 pmPhoenix Sky Harbor Intl
$289
Find similar
American Airlines
Dec 10
PHX6:00 amPhoenix Sky Harbor Intl
9h 52m
1 stop
EYW5:52 pmKey West
Dec 17
EYW4:10 pmKey West
9h 27m
2 stops
PHX11:37 pmPhoenix Sky Harbor Intl
$294
Find similar
American Airlines
Jan 24
PHX1:15 pmPhoenix Sky Harbor Intl
8h 41m
2 stops
EYW11:56 pmKey West
Jan 31
EYW6:06 amKey West
10h 30m
2 stops
PHX2:36 pmPhoenix Sky Harbor Intl
$299
Find similar

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 17
PHX12:28 amPhoenix Sky Harbor Intl
10h 35m
1 stop
EYW1:03 pmKey West
Jan 23
EYW4:15 pmKey West
19h 39m
2 stops
PHX9:54 amPhoenix Sky Harbor Intl
$465
Find similar
United Airlines
Feb 22
PHX12:25 amPhoenix Sky Harbor Intl
10h 50m
1 stop
EYW1:15 pmKey West
Feb 27
EYW2:15 pmKey West
21h 41m
2 stops
PHX9:56 amPhoenix Sky Harbor Intl
$503
Find similar
United Airlines
Jan 18
PHX6:45 amPhoenix Sky Harbor Intl
28h 18m
2 stops
EYW1:03 pmKey West
Jan 23
EYW2:25 pmKey West
25h 05m
2 stops
PHX1:30 pmPhoenix Sky Harbor Intl
$560
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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 October 30, 2025.
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

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Wed 12/10

12:02 pm-9:46 pm

1 stop7h 44m

Key West

Wed 12/17

1:45 pm-10:02 pm

1 stop10h 17m

$289

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Wed 12/10

6:00 am-5:52 pm

1 stop9h 52m

Key West

Wed 12/17

4:10 pm-11:37 pm

2 stops9h 27m

$294

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Thu 11/13

5:36 pm-2:17 pm

1 stop18h 41m

Key West

Mon 11/17

9:57 am-11:44 pm

2 stops15h 47m

$297

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Sat 1/24

1:15 pm-11:56 pm

2 stops8h 41m

Key West

Sat 1/31

6:06 am-2:36 pm

2 stops10h 30m

$299

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Sun 1/18

1:16 pm-4:51 pm

1 stop25h 35m

Key West

Fri 1/23

1:06 pm-12:33 am

2 stops37h 27m

$310

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Thu 1/29

1:45 pm-1:30 pm

3 stops21h 45m

Key West

Sun 2/1

2:25 pm-12:09 pm

3 stops23h 44m

$394

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Tue 3/3

5:10 pm-11:03 am

2 stops15h 53m

Key West

Wed 3/4

6:00 pm-12:16 am

1 stop8h 16m

$397

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Tue 3/3

5:10 pm-11:03 am

2 stops15h 53m

Key West

Wed 3/4

6:00 pm-12:16 am

1 stop8h 16m

$437

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Sat 1/17

12:28 am-1:03 pm

1 stop10h 35m

Key West

Fri 1/23

4:15 pm-9:54 am

2 stops19h 39m

$465

PhoenixKey West

PHX - EYW

PHXEYW

Phoenix Sky Harbor Intl

Sun 2/22

12:25 am-1:15 pm

1 stop10h 50m

Key West

Fri 2/27

2:15 pm-9:56 am

2 stops21h 41m

$503

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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, July 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 $302. If you are unable to visit Key West during the month of July, 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 $311.

What is the cheapest day to depart on your flight to Key West?

On average, the least expensive day to fly to Key West from Phoenix Sky Harbor Intl Airport is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $320. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Phoenix Sky Harbor Intl Airport to Key West for around $497.

What is the cheapest time of day to depart on your flight to Key West?

According to our data, the cheapest time of day to fly to Key West is in the morning. momondo users have found flights departing from Phoenix Sky Harbor Intl Airport to Key West in the morning for as low as $418. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Key West are more costly in the evening, with an average ticket price of $439. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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 $425 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

Direct flights

None
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.
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  • 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 59m.

  • 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 $208Free CancellationRating
7.2
11,035 reviews
Search American Airlines flights
DeltaPriceFrom $262Free CancellationRating
7.9
7,998 reviews
Search Delta flights
United AirlinesPriceFrom $273Free CancellationRating
7.4
8,998 reviews
Search United 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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