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Key West

$203+ Cheap flights from Puerto Rico to Key West (EYW)

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 2/17. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — EYW
Mar 7 — Mar 141
Sat 3/7
Sat 3/14
1 adult, Economy
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Cheap flight deals from Puerto Rico to Key West

Cheapest flights from Puerto Rico to Key West
Explore the most affordable flight options available from Puerto Rico to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 5, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/4. 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 2/196:00 am
SJU
-
EYW
2 stops28h 09m
Multiple Airlines
Mon 2/239:49 am
EYW
-
SJU
1 stop27h 36m
Multiple Airlines
Deal found 2/4$304
This Kiwi.com deal was found by Cheapflights users on 2/3. 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.
Wed 3/1112:15 pm
SJU
-
EYW
1 stop22h 06m
Multiple Airlines
Sun 3/154:22 pm
EYW
-
SJU
2 stops19h 27m
Multiple Airlines
Deal found 2/3$342
This Mytrip deal was found by Cheapflights users on 2/4. 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.
Thu 2/193:18 pm
SJU
-
EYW
2 stops23h 12m
Spirit Airlines
Mon 2/232:25 pm
EYW
-
SJU
3 stops27h 33m
Spirit Airlines
Deal found 2/4$378
This Mytrip deal was found by Cheapflights users on 2/3. 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.
Wed 3/115:27 pm
SJU
-
EYW
2 stops18h 03m
Spirit Airlines
Sun 3/1512:25 pm
EYW
-
SJU
3 stops31h 25m
Spirit Airlines
Deal found 2/3$456
This American Airlines deal was found by Cheapflights users on 2/1. 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.
Tue 3/107:11 am
SJU
-
EYW
2 stops15h 07m
American Airlines
Sat 3/141:49 pm
EYW
-
SJU
1 stop7h 01m
American Airlines
Deal found 2/1$644
This United Airlines deal was found by Cheapflights users on 2/2. 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.
Thu 2/198:30 am
SJU
-
EYW
1 stop14h 39m
United Airlines
Mon 2/236:40 pm
EYW
-
SJU
2 stops19h 00m
United Airlines
Deal found 2/2$761
This United Airlines deal was found by Cheapflights users on 2/1. 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.
Wed 2/188:05 am
SJU
-
EYW
1 stop9h 02m
United Airlines
Thu 2/197:00 am
EYW
-
SJU
1 stop13h 00m
United Airlines
Deal found 2/1$836

Find flight deals from Puerto Rico to Key West

Keep the following information in mind while searching for Puerto Rico to Key West flight deals. Data was last updated February 5, 2026.

Round-trip from

$304
(Kiwi.com)

One-way from

$203
(Kiwi.com)
From Puerto Rico to Key West
Search Deals
One-way flight from Puerto Rico to Key West
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Puerto Rico 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, Cheapflights users made 2,558,603 searches. Data last updated February 5, 2026.
Use the filters below to find and compare flights from Puerto Rico to Key West that are best for you.

Fly from

Puerto Rico

Fly to

Key West

Route

Depart

Return

Price

San JuanKey West

SJU - EYW

SJUEYW

San Juan Luis Munoz Marin Intl

Thu 2/19

6:00 am-9:09 am

2 stops28h 09m

Key West

Mon 2/23

9:49 am-2:25 pm

1 stop27h 36m

$304

San JuanKey West

SJU - EYW

SJUEYW

San Juan Luis Munoz Marin Intl

Wed 3/11

12:15 pm-10:21 am

1 stop22h 06m

Key West

Sun 3/15

12:25 pm-11:49 am

1 stop23h 24m

$315

San JuanKey West

SJU - EYW

SJUEYW

San Juan Luis Munoz Marin Intl

Thu 2/19

3:18 pm-1:30 pm

2 stops23h 12m

Key West

Mon 2/23

2:25 pm-6:58 pm

3 stops27h 33m

$378

San JuanKey West

SJU - EYW

SJUEYW

San Juan Luis Munoz Marin Intl

Wed 3/11

5:27 pm-11:30 am

2 stops18h 03m

Key West

Sun 3/15

12:25 pm-7:50 pm

3 stops31h 25m

$456

San JuanKey West

SJU - EYW

SJUEYW

San Juan Luis Munoz Marin Intl

Tue 3/10

7:11 am-4:49 pm

1 stop9h 38m

Key West

Sat 3/14

1:49 pm-8:50 pm

1 stop7h 01m

$644

San JuanKey West

SJU - EYW

SJUEYW

San Juan Luis Munoz Marin Intl

Thu 2/19

8:30 am-10:09 pm

1 stop14h 39m

Key West

Mon 2/23

6:40 pm-2:40 pm

2 stops19h 00m

$761

San JuanKey West

SJU - EYW

SJUEYW

San Juan Luis Munoz Marin Intl

Tue 2/17

3:18 pm-9:06 am

3 stops42h 48m

$203

San JuanKey West

SJU - EYW

SJUEYW

San Juan Luis Munoz Marin Intl

Tue 2/17

12:46 pm-7:15 pm

1 stop7h 29m

$273

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Best time to book a flight from Puerto Rico to Key West

Have a flexible travel schedule? Discover the best time to fly to Key West from Puerto Rico 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 Puerto Rico to Key West
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Puerto Rico to Key West. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Key West from Puerto Rico?

    Most people fly into Key West (EYW) if they book a flight to Key West from Puerto Rico. Key West is conveniently located just 2.6 mi from Key West’s city center.

  • How long is the flight from Puerto Rico to Key West?

    Airlines like Spirit Airlines fly from Puerto Rico to Key West in about 23h 12m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 1096 mi.

  • Can I find deals for flights from Puerto Rico to Key West that include hotel bookings?

    Yes. In addition to deals on Puerto Rico to Key West flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Puerto Rico to Key West?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Puerto Rico to Key West.

  • Can I find deals for business class flights from Puerto Rico to Key West?

    Yes. Cheapflights offers flight deals from Puerto Rico to Key West by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Puerto Rico to Key West

See prices for flight routes from nearby airports that may be better suited for you.
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