$284+ Cheap flights from San Juan 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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — EYW
Sep 11 — Sep 181
Round-trip
1 adult, Economy
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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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Cheapest flights from San Juan to Key WestExplore the most affordable flight options available from San Juan to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 12, 2026.
Explore the most affordable flight options available from San Juan to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 9/104:39 pm -
1 stop19h 40m
Wed 9/1610:04 am -
2 stops27h 30m
Deal found 8/11![Multiple Airlines logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
Wed 9/25:37 pm -
1 stop25h 36m
Tue 9/81:14 pm -
1 stop11h 42m
Deal found 8/7![Multiple Airlines logo]()
$341
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 8/1310:48 pm -
1 stop12h 39m
Sun 8/167:53 pm -
1 stop28h 48m
Deal found 8/10![Multiple Airlines logo]()
$434
This American Airlines deal was found by Cheapflights users on 8/10. 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 10/2012:21 pm -
1 stop7h 12m
Tue 10/2710:24 am -
1 stop11h 45m
Deal found 8/10![American Airlines logo]()
$475
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Thu 9/1011:51 am -
1 stop7h 26m
Wed 9/167:47 pm -
1 stop13h 37m
Deal found 8/11![American Airlines logo]()
$511
This American Airlines deal was found by Cheapflights users on 8/9. 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 9/87:24 pm -
1 stop15h 33m
Tue 9/157:47 pm -
1 stop15h 13m
Deal found 8/9![American Airlines logo]()
$516
This American Airlines deal was found by Cheapflights users on 8/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:00 am -
2 stops10h 18m
Tue 9/84:50 pm -
2 stops21h 07m
Deal found 8/7![American Airlines logo]()
$551
This American Airlines deal was found by Cheapflights users on 8/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/136:00 am -
1 stop7h 09m
Sat 8/157:10 pm -
1 stop14h 33m
Deal found 8/8![American Airlines logo]()
$726
This United Airlines deal was found by Cheapflights users on 8/10. 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 10/14:55 pm -
2 stops20h 34m
Sun 10/42:15 pm -
1 stop9h 35m
Deal found 8/10![United Airlines logo]()
$972
Best flights from San Juan to Key WestDiscover carefully curated flight deals from San Juan to Key West that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 12, 2026.
Discover carefully curated flight deals from San Juan to Key West that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 12, 2026.
This American Airlines deal was found by Cheapflights users on 8/10. 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 10/202:18 pm -
1 stop5h 15m
Tue 10/274:41 pm -
2 stops17h 05m
Deal found 8/10![American Airlines logo]()
$475
This United Airlines deal was found by Cheapflights users on 8/10. 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 10/14:55 pm -
2 stops20h 34m
Sun 10/42:15 pm -
1 stop9h 35m
Deal found 8/10![United Airlines logo]()
$972
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Thu 9/1011:51 am -
1 stop7h 26m
Wed 9/167:47 pm -
1 stop13h 37m
Deal found 8/11![American Airlines logo]()
$511
This American Airlines deal was found by Cheapflights users on 8/9. 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 9/86:00 am -
2 stops10h 18m
Tue 9/157:47 pm -
1 stop15h 13m
Deal found 8/9![American Airlines logo]()
$516
This American Airlines deal was found by Cheapflights users on 8/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:24 pm -
1 stop14h 20m
Tue 9/84:50 pm -
2 stops21h 07m
Deal found 8/7![American Airlines logo]()
$551
This United Airlines deal was found by Cheapflights users on 8/11. 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 9/104:55 pm -
2 stops20h 34m
Wed 9/162:20 pm -
2 stops22h 34m
Deal found 8/11![United Airlines logo]()
$1,039
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Sat 9/191:00 am -
1 stop12h 29m
Thu 9/242:15 pm -
1 stop9h 35m
Deal found 8/11![United Airlines logo]()
$1,040
Last-minute flights from San Juan to Key WestDiscover last-minute flight deals from San Juan to Key West. Data last updated August 12, 2026 and is based on user searches.
Discover last-minute flight deals from San Juan to Key West. Data last updated August 12, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 8/1310:48 pm -
1 stop12h 39m
Sun 8/167:53 pm -
1 stop28h 48m
Deal found 8/10![Multiple Airlines logo]()
$434
This American Airlines deal was found by Cheapflights users on 8/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/136:00 am -
1 stop7h 09m
Sat 8/157:10 pm -
1 stop14h 33m
Deal found 8/8![American Airlines logo]()
$726
This American Airlines deal was found by Cheapflights users on 8/10. 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.
Thu 8/136:00 am -
2 stops10h 18m
Sun 8/1612:06 pm -
2 stops12h 09m
Deal found 8/10![American Airlines logo]()
$1,014
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
Wed 9/25:37 pm -
1 stop25h 36m
Tue 9/81:14 pm -
1 stop11h 42m
Deal found 8/7![Multiple Airlines logo]()
$341
This American Airlines deal was found by Cheapflights users on 8/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:00 am -
2 stops10h 18m
Tue 9/84:50 pm -
2 stops21h 07m
Deal found 8/7![American Airlines logo]()
$551
This American Airlines deal was found by Cheapflights users on 8/9. 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 9/87:24 pm -
1 stop15h 33m
Tue 9/157:47 pm -
1 stop15h 13m
Deal found 8/9![American Airlines logo]()
$516
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 9/104:39 pm -
1 stop19h 40m
Wed 9/1610:04 am -
2 stops27h 30m
Deal found 8/11![Multiple Airlines logo]()
$289
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Thu 9/1011:51 am -
1 stop7h 26m
Wed 9/167:47 pm -
1 stop13h 37m
Deal found 8/11![American Airlines logo]()
$511
This United Airlines deal was found by Cheapflights users on 8/11. 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 9/104:55 pm -
2 stops20h 34m
Wed 9/162:20 pm -
2 stops22h 34m
Deal found 8/11![United Airlines logo]()
$1,039
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Sat 9/191:00 am -
1 stop12h 29m
Thu 9/242:15 pm -
1 stop9h 35m
Deal found 8/11![United Airlines logo]()
$1,040
One-way flights from San Juan to Key WestSearch for one-way flight options from San Juan to Key West. Find affordable one-way fares based on user searches. Data last updated August 12, 2026.
Search for one-way flight options from San Juan to Key West. Find affordable one-way fares based on user searches. Data last updated August 12, 2026.
This American Airlines deal was found by Cheapflights users on 8/9. 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 1/125:51 pm -
1 stop7h 05m
Deal found 8/9![American Airlines logo]()
$284
Find flight deals from San Juan to Key West
Discover tips and strategies to find the most affordable flight options for your journey from San Juan (PR1) to Key West (EYW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 12, 2026.
Round-trip from | $282 (Kiwi.com) |
|---|
Cheapflights Fare Finder
Customize your flight search to find flights from San Juan 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 August 12, 2026.
Use the filters below to find and compare flights from San Juan 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
Tue 10/20
2:18 pm-7:33 pm
1 stop5h 15m
Key West
Tue 10/27
4:41 pm-9:46 am
2 stops17h 05m
$475
Quickest round-trip
San JuanKey West
SJU San Juan Luis Munoz Marin Intl - EYW Key West
SJUEYW
San Juan Luis Munoz Marin Intl
Thu 9/10
11:51 am-7:17 pm
1 stop7h 26m
Key West
Wed 9/16
7:47 pm-9:24 am
1 stop13h 37m
$511
San JuanKey West
SJU San Juan Luis Munoz Marin Intl - EYW Key West
SJUEYW
San Juan Luis Munoz Marin Intl
Tue 9/8
6:00 am-4:18 pm
2 stops10h 18m
Key West
Tue 9/15
7:47 pm-11:00 am
1 stop15h 13m
$516
San JuanKey West
SJU San Juan Luis Munoz Marin Intl - EYW Key West
SJUEYW
San Juan Luis Munoz Marin Intl
Wed 9/2
7:24 pm-9:44 am
1 stop14h 20m
Key West
Tue 9/8
4:50 pm-1:57 pm
2 stops21h 07m
$551
San JuanKey West
SJU San Juan Luis Munoz Marin Intl - EYW Key West
SJUEYW
San Juan Luis Munoz Marin Intl
Thu 10/1
4:55 pm-1:29 pm
2 stops20h 34m
Key West
Sun 10/4
2:15 pm-11:50 pm
1 stop9h 35m
$972
San JuanKey West
SJU San Juan Luis Munoz Marin Intl - EYW Key West
SJUEYW
San Juan Luis Munoz Marin Intl
Thu 9/10
4:55 pm-1:29 pm
2 stops20h 34m
Key West
Wed 9/16
2:20 pm-12:54 pm
2 stops22h 34m
$1,039
San JuanKey West
SJU San Juan Luis Munoz Marin Intl - EYW Key West
SJUEYW
San Juan Luis Munoz Marin Intl
Sat 9/19
1:00 am-1:29 pm
1 stop12h 29m
Key West
Thu 9/24
2:15 pm-11:50 pm
1 stop9h 35m
$1,040
Cheapest one-way
Quickest one-way
San JuanKey West
SJU San Juan Luis Munoz Marin Intl - EYW Key West
SJUEYW
San Juan Luis Munoz Marin Intl
Tue 1/12
5:51 pm-11:56 pm
1 stop7h 05m
$284
Sorted by cheapest first
Best time to book a flight from San Juan to Key West
Have a flexible travel schedule? Discover the best time to fly to Key West from San Juan with our price prediction graph.
PR1-EYW
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 San Juan to Key West
PR1-EYW
SJU-EYW
No data available for this route at this time. Please check back soon.
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