$174+ Cheap flights from Puerto Rico to Key West (EYW)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — EYW
Nov 8 — Nov 151
Round-trip
1 adult, Economy
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Find cheap flights from Puerto Rico to Key West with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Puerto Rico to Key West
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Cheapest flights from Puerto Rico to Key WestExplore 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 October 9, 2026.
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 October 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/8. 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.
Tue 11/103:55 pm -
2 stops21h 09m
Sat 11/149:54 am -
1 stop24h 51m
Deal found 10/8![Multiple Airlines logo]()
$306
This Kiwi.com deal was found by Cheapflights users on 10/8. 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 11/53:55 pm -
2 stops42h 29m
Wed 11/1110:04 am -
1 stop24h 41m
Deal found 10/8![Multiple Airlines logo]()
$314
This Kiwi.com deal was found by Cheapflights users on 10/8. 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 11/53:55 pm -
2 stops42h 29m
Fri 11/132:58 pm -
1 stop26h 03m
Deal found 10/8![Multiple Airlines logo]()
$316
This Kiwi.com deal was found by Cheapflights users on 10/8. 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.
Fri 11/64:39 pm -
1 stop17h 45m
Tue 11/171:16 pm -
2 stops10h 43m
Deal found 10/8![Multiple Airlines logo]()
$321
This Kiwi.com deal was found by Cheapflights users on 10/8. 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.
Tue 11/103:55 pm -
2 stops21h 09m
Mon 11/1612:59 pm -
1 stop10h 00m
Deal found 10/8![Multiple Airlines logo]()
$323
This Kiwi.com deal was found by Cheapflights users on 10/8. 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.
Sat 11/77:11 pm -
1 stop14h 53m
Tue 11/171:16 pm -
2 stops10h 43m
Deal found 10/8![Multiple Airlines logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 10/8. 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 11/51:56 pm -
2 stops18h 39m
Sat 11/1410:04 am -
1 stop6h 57m
Deal found 10/8![Multiple Airlines logo]()
$331
This Kiwi.com deal was found by Cheapflights users on 10/8. 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 11/43:59 pm -
2 stops17h 05m
Sat 11/1410:04 am -
1 stop6h 57m
Deal found 10/8![Multiple Airlines logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 10/8. 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.
Fri 11/64:39 pm -
1 stop17h 45m
Sat 11/1410:04 am -
1 stop6h 57m
Deal found 10/8![Multiple Airlines logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 10/8. 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 11/51:56 pm -
2 stops18h 39m
Mon 11/1612:59 pm -
1 stop10h 00m
Deal found 10/8![Multiple Airlines logo]()
$338
This Kiwi.com deal was found by Cheapflights users on 10/8. 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.
Sat 11/77:11 pm -
1 stop14h 53m
Sat 11/1410:04 am -
1 stop6h 57m
Deal found 10/8![Multiple Airlines logo]()
$339
This Kiwi.com deal was found by Cheapflights users on 10/8. 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 11/43:59 pm -
2 stops17h 05m
Mon 11/1612:59 pm -
1 stop10h 00m
Deal found 10/8![Multiple Airlines logo]()
$341
Best flights from Puerto Rico to Key WestDiscover carefully curated flight deals from Puerto Rico to Key West that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 9, 2026.
Discover carefully curated flight deals from Puerto Rico to Key West that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 9, 2026.
This American Airlines deal was found by Cheapflights users on 10/5. 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 12/1811:41 am -
1 stop6h 44m
Thu 1/79:58 am -
1 stop11h 42m
Deal found 10/5![American Airlines logo]()
$558
This Delta deal was found by Cheapflights users on 10/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/101:52 pm -
1 stop7h 08m
Tue 11/1711:43 am -
1 stop10h 32m
Deal found 10/8![Delta logo]()
$686
This United Airlines deal was found by Cheapflights users on 10/8. 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.
Fri 11/65:50 pm -
2 stops22h 39m
Thu 11/122:50 pm -
2 stops30h 32m
Deal found 10/8![United Airlines logo]()
$787
This Delta deal was found by Cheapflights users on 10/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/91:52 pm -
1 stop7h 08m
Tue 11/1711:43 am -
1 stop10h 32m
Deal found 10/8![Delta logo]()
$698
This Delta deal was found by Cheapflights users on 10/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/101:52 pm -
1 stop7h 08m
Thu 11/127:30 am -
1 stop6h 35m
Deal found 10/8![Delta logo]()
$721
Last-minute flights from Puerto Rico to Key WestDiscover last-minute flight deals from Puerto Rico to Key West. Data last updated October 9, 2026 and is based on user searches.
Discover last-minute flight deals from Puerto Rico to Key West. Data last updated October 9, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 10/8. 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 11/43:59 pm -
2 stops17h 05m
Sat 11/1410:04 am -
1 stop6h 57m
Deal found 10/8![Multiple Airlines logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 10/8. 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 11/43:59 pm -
2 stops17h 05m
Thu 11/128:54 pm -
1 stop12h 21m
Deal found 10/8![Multiple Airlines logo]()
$341
This Kiwi.com deal was found by Cheapflights users on 10/8. 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 11/53:55 pm -
2 stops42h 29m
Wed 11/1110:04 am -
1 stop24h 41m
Deal found 10/8![Multiple Airlines logo]()
$314
This Kiwi.com deal was found by Cheapflights users on 10/8. 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 11/53:55 pm -
2 stops42h 29m
Fri 11/132:58 pm -
1 stop26h 03m
Deal found 10/8![Multiple Airlines logo]()
$316
This Kiwi.com deal was found by Cheapflights users on 10/8. 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 11/51:56 pm -
2 stops18h 39m
Sat 11/1410:04 am -
1 stop6h 57m
Deal found 10/8![Multiple Airlines logo]()
$331
This Kiwi.com deal was found by Cheapflights users on 10/8. 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 11/51:56 pm -
2 stops18h 39m
Mon 11/1612:59 pm -
1 stop10h 00m
Deal found 10/8![Multiple Airlines logo]()
$338
This Kiwi.com deal was found by Cheapflights users on 10/8. 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.
Fri 11/64:39 pm -
1 stop17h 45m
Tue 11/171:16 pm -
2 stops10h 43m
Deal found 10/8![Multiple Airlines logo]()
$321
This Kiwi.com deal was found by Cheapflights users on 10/8. 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.
Fri 11/64:39 pm -
1 stop17h 45m
Sat 11/1410:04 am -
1 stop6h 57m
Deal found 10/8![Multiple Airlines logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 10/8. 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.
Sat 11/77:11 pm -
1 stop14h 53m
Tue 11/171:16 pm -
2 stops10h 43m
Deal found 10/8![Multiple Airlines logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 10/8. 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.
Sat 11/77:11 pm -
1 stop14h 53m
Sat 11/1410:04 am -
1 stop6h 57m
Deal found 10/8![Multiple Airlines logo]()
$339
This Kiwi.com deal was found by Cheapflights users on 10/8. 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.
Tue 11/103:55 pm -
2 stops21h 09m
Sat 11/149:54 am -
1 stop24h 51m
Deal found 10/8![Multiple Airlines logo]()
$306
This Kiwi.com deal was found by Cheapflights users on 10/8. 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.
Tue 11/103:55 pm -
2 stops21h 09m
Thu 11/128:54 pm -
1 stop12h 21m
Deal found 10/8![Multiple Airlines logo]()
$323
One-way flights from Puerto Rico to Key WestSearch for one-way flight options from Puerto Rico to Key West. Find affordable one-way fares based on user searches. Data last updated October 9, 2026.
Search for one-way flight options from Puerto Rico to Key West. Find affordable one-way fares based on user searches. Data last updated October 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/7. 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 11/51:56 pm -
2 stops21h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Multiple Airlines logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 10/4. 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.
Mon 11/3010:21 pm -
1 stop12h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![Multiple Airlines logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 10/8. 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.
Sun 1/105:45 am -
1 stop6h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Multiple Airlines logo]()
$227
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 October 9, 2026.
Round-trip from | $306 (Kiwi.com) |
|---|---|
One-way from | $174 (Kiwi.com) |
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 7,457,451 searches. Data last updated October 9, 2026.
Use the filters below to find and compare flights from Puerto Rico to Key West that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San JuanKey West
SJU San Juan Luis Munoz Marin Intl - EYW Key West
SJUEYW
San Juan Luis Munoz Marin Intl
Thu 11/5
1:56 pm-10:19 am
2 stops21h 23m
Key West
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$174
San JuanKey West
SJU San Juan Luis Munoz Marin Intl - EYW Key West
SJUEYW
San Juan Luis Munoz Marin Intl
Mon 11/30
10:21 pm-10:19 am
1 stop12h 58m
Key West
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$210
Quickest round-trip
San JuanKey West
SJU San Juan Luis Munoz Marin Intl - EYW Key West
SJUEYW
San Juan Luis Munoz Marin Intl
Sun 1/10
5:45 am-11:26 am
1 stop6h 41m
Key West
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$227
San JuanKey West
SJU San Juan Luis Munoz Marin Intl - EYW Key West
SJUEYW
San Juan Luis Munoz Marin Intl
Fri 12/18
11:41 am-5:25 pm
1 stop6h 44m
Key West
Thu 1/7
9:58 am-10:40 pm
1 stop11h 42m
$558
San JuanKey West
SJU San Juan Luis Munoz Marin Intl - EYW Key West
SJUEYW
San Juan Luis Munoz Marin Intl
Tue 11/10
1:52 pm-8:00 pm
1 stop7h 08m
Key West
Tue 11/17
11:43 am-11:15 pm
1 stop10h 32m
$686
San JuanKey West
SJU San Juan Luis Munoz Marin Intl - EYW Key West
SJUEYW
San Juan Luis Munoz Marin Intl
Mon 11/9
1:52 pm-8:00 pm
1 stop7h 08m
Key West
Tue 11/17
11:43 am-11:15 pm
1 stop10h 32m
$698
San JuanKey West
SJU San Juan Luis Munoz Marin Intl - EYW Key West
SJUEYW
San Juan Luis Munoz Marin Intl
Tue 11/10
1:52 pm-8:00 pm
1 stop7h 08m
Key West
Thu 11/12
7:30 am-3:05 pm
1 stop6h 35m
$721
San JuanKey West
SJU San Juan Luis Munoz Marin Intl - EYW Key West
SJUEYW
San Juan Luis Munoz Marin Intl
Fri 11/6
5:50 pm-3:29 pm
2 stops22h 39m
Key West
Thu 11/12
2:50 pm-10:22 pm
2 stops30h 32m
$787
Sorted by cheapest first
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.
SJU-EYW
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
PR0-EYW
SJU-EYW
No data available for this route at this time. Please check back soon.
Related info for your journey
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