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Key West

$198+ 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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — EYW
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheap 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 March 28, 2025.

Round-trip from

$435
(American Airlines)

One-way from

$198
(Delta)

Popular in

June

Cheapest in

October

Average price

$496
From Puerto Rico to Key West
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One-way flight from Puerto Rico to Key West
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Highest demand for flights based on searches. 9% potential increase in price ($50 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find 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 March 28, 2025.

This American Airlines deal was found by Cheapflights users on 3/27. 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.
Fri 6/66:05 amSJU - EYW
1 stop12h 57mAmerican Airlines
Mon 6/911:20 amEYW - SJU
1 stop6h 45mAmerican Airlines
Deal found 3/27$435
This Trip.com deal was found by Cheapflights users on 3/27. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/145:01 amSJU - EYW
1 stop8h 59mMultiple Airlines
Fri 4/181:00 pmEYW - SJU
1 stop11h 59mMultiple Airlines
Deal found 3/27$498
This United Airlines deal was found by Cheapflights users on 3/27. 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.
Mon 4/147:00 amSJU - EYW
2 stops35h 05mUnited Airlines
Fri 4/188:45 amEYW - SJU
2 stops30h 55mUnited Airlines
Deal found 3/27$614

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 March 28, 2025.
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

Fri 6/6

6:05 am-7:02 pm

1 stop12h 57m

Key West

Mon 6/9

11:20 am-6:05 pm

1 stop6h 45m

$435

San JuanKey West

SJU - EYW

SJUEYW

San Juan Luis Munoz Marin Intl

Mon 4/14

5:01 am-2:00 pm

1 stop8h 59m

Key West

Fri 4/18

1:00 pm-12:59 am

1 stop11h 59m

$498

San JuanKey West

SJU - EYW

SJUEYW

San Juan Luis Munoz Marin Intl

Mon 4/14

7:00 am-6:05 pm

2 stops35h 05m

Key West

Fri 4/18

8:45 am-3:40 pm

2 stops30h 55m

$614

San JuanKey West

SJU - EYW

SJUEYW

San Juan Luis Munoz Marin Intl

Tue 5/6

7:15 am-5:17 pm

1 stop10h 02m

$198

San JuanKey West

SJU - EYW

SJUEYW

San Juan Luis Munoz Marin Intl

Sun 5/4

9:25 am-6:05 pm

1 stop8h 40m

$201

San JuanKey West

SJU - EYW

SJUEYW

San Juan Luis Munoz Marin Intl

Mon 5/5

6:10 am-4:52 pm

1 stop10h 42m

$202

San JuanKey West

SJU - EYW

SJUEYW

San Juan Luis Munoz Marin Intl

Sat 5/3

1:05 am-6:05 pm

2 stops17h 00m

$267

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

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

What is the cheapest time of day to fly from PR to EYW?

Find hourly flight availability from Puerto Rico to Key West. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Puerto Rico to Key West as you normally would.

Rainfall in Key West by month

Plan your trip to Key West by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Key West ranges from 1.5 - 6.7 inches per month. September is typically the wettest month, when rainfall can reach 6.7 in. February is typically the driest time to visit Key West when rainfall is around 1.5 in.

Temperature in Key West by month

Plan your trip to Key West by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Key West, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 69.8 F).

Reviews of airlines servicing Key West

Get insights into the airlines that provide service to Key West. 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 Key West. Reviews last updated March 28, 2025.
Delta
8.0
Very good
7,896 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jose A,Sep 2023

SJU - JFK

Most importantly it was on time, then great crew, great service and comfortable.
Delta
8.0
Very good
7,896 reviews
Delta
8.0
Very good
7,896 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jose A,Sep 2023

SJU - JFK

Most importantly it was on time, then great crew, great service and comfortable.
United Airlines
7.4
Good
8,603 reviews
Delta
8.0
Very good
7,896 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jose A,Sep 2023

SJU - JFK

Most importantly it was on time, then great crew, great service and comfortable.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,896 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jose A,Sep 2023

SJU - JFK

Most importantly it was on time, then great crew, great service and comfortable.

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.

  • What are the cheapest airlines to fly from Puerto Rico to Key West one-way?

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $198. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from Puerto Rico to Key West for a low price.

  • 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.

  • What is the cheapest month to book a flight from Puerto Rico to Key West?

    Currently, August is the cheapest month in which you can book a flight from Puerto Rico to Key West (average of $328). Flying from Puerto Rico to Key West in March is currently the most expensive (average of $495). 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 airline flying from Puerto Rico to Key West

Discover the top airline that operate flights from Puerto Rico to Key West. 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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$278Average$462FlexibilityNo cancel feeOn-time71%
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