$153+ Cheap flights from Key West (EYW) to Luis Munoz Marin Intl (SJU)
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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
EYW — SJU
Sep 21 — Sep 281
Round-trip
1 adult, Economy
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Find cheap flights from Key West to Luis Munoz Marin Intl 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 Key West to Luis Munoz Marin Intl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Key West to Luis Munoz Marin IntlExplore the most affordable flight options available from Key West to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 22, 2026.
Explore the most affordable flight options available from Key West to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 9/412:07 pm -
1 stop14h 08m
Tue 9/85:37 pm -
1 stop15h 47m
Deal found 8/19![Multiple Airlines logo]()
$341
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 8/241:11 pm -
1 stop11h 45m
Thu 8/278:57 pm -
1 stop14h 30m
Deal found 8/19![Multiple Airlines logo]()
$371
This American Airlines deal was found by Cheapflights users on 8/21. 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.
Sat 9/57:10 pm -
1 stop14h 33m
Wed 9/96:00 am -
1 stop13h 17m
Deal found 8/21![American Airlines logo]()
$731
This United Airlines deal was found by Cheapflights users on 8/18. 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 9/182:20 pm -
1 stop9h 30m
Tue 9/223:56 pm -
2 stops21h 33m
Deal found 8/18![United Airlines logo]()
$815
This United Airlines deal was found by Cheapflights users on 8/21. 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 10/232:15 pm -
1 stop9h 35m
Tue 10/274:50 pm -
3 stops22h 39m
Deal found 8/21![United Airlines logo]()
$917
Best flights from Key West to Luis Munoz Marin IntlDiscover carefully curated flight deals from Key West to Luis Munoz Marin Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 22, 2026.
Discover carefully curated flight deals from Key West to Luis Munoz Marin Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 9/412:07 pm -
1 stop14h 08m
Tue 9/85:37 pm -
1 stop15h 47m
Deal found 8/19![Multiple Airlines logo]()
$341
This American Airlines deal was found by Cheapflights users on 8/21. 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.
Sat 9/57:10 pm -
1 stop14h 33m
Wed 9/96:00 am -
1 stop13h 17m
Deal found 8/21![American Airlines logo]()
$731
This United Airlines deal was found by Cheapflights users on 8/18. 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 9/182:20 pm -
1 stop9h 30m
Tue 9/223:56 pm -
2 stops21h 33m
Deal found 8/18![United Airlines logo]()
$815
This United Airlines deal was found by Cheapflights users on 8/21. 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 10/232:15 pm -
1 stop9h 35m
Tue 10/276:35 pm -
1 stop19h 19m
Deal found 8/21![United Airlines logo]()
$872
Last-minute flights from Key West to Luis Munoz Marin IntlDiscover last-minute flight deals from Key West to Luis Munoz Marin Intl. Data last updated August 22, 2026 and is based on user searches.
Discover last-minute flight deals from Key West to Luis Munoz Marin Intl. Data last updated August 22, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 8/241:11 pm -
1 stop11h 45m
Thu 8/278:57 pm -
1 stop14h 30m
Deal found 8/19![Multiple Airlines logo]()
$371
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 9/412:07 pm -
1 stop14h 08m
Tue 9/85:37 pm -
1 stop15h 47m
Deal found 8/19![Multiple Airlines logo]()
$341
This American Airlines deal was found by Cheapflights users on 8/21. 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.
Sat 9/57:10 pm -
1 stop14h 33m
Wed 9/96:00 am -
1 stop13h 17m
Deal found 8/21![American Airlines logo]()
$731
This United Airlines deal was found by Cheapflights users on 8/18. 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 9/182:20 pm -
1 stop9h 30m
Tue 9/223:56 pm -
2 stops21h 33m
Deal found 8/18![United Airlines logo]()
$815
One-way flights from Key West to Luis Munoz Marin IntlSearch for one-way flight options from Key West to Luis Munoz Marin Intl. Find affordable one-way fares based on user searches. Data last updated August 22, 2026.
Search for one-way flight options from Key West to Luis Munoz Marin Intl. Find affordable one-way fares based on user searches. Data last updated August 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 9/53:48 pm -
1 stop9h 08m
Deal found 8/20![Multiple Airlines logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 9/611:04 am -
1 stop13h 30m
Deal found 8/20![Multiple Airlines logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 9/412:07 pm -
1 stop14h 08m
Deal found 8/20![Multiple Airlines logo]()
$171
This American Airlines deal was found by Cheapflights users on 8/20. 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.
Sat 1/28:03 pm -
1 stop13h 48m
Deal found 8/20![American Airlines logo]()
$394
This American Airlines deal was found by Cheapflights users on 8/20. 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.
Sat 9/52:25 pm -
2 stops19h 18m
Deal found 8/20![American Airlines logo]()
$398
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 1/28:59 am -
2 stops16h 08m
Deal found 8/20![Multiple Airlines logo]()
$567
Find flight deals from Key West to Luis Munoz Marin Intl
Discover tips and strategies to find the most affordable flight options for your journey from Key West (EYW) to Luis Munoz Marin Intl (SJU). 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 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $341 (Kiwi.com) |
One-way from | $153 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Key West to Luis Munoz Marin Intl 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 August 22, 2026.
Use the filters below to find and compare flights from Key West to San Juan Luis Munoz Marin Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Key WestSan Juan
EYW Key West - SJU San Juan Luis Munoz Marin Intl
EYWSJU
Key West
Fri 9/4
12:07 pm-2:15 am
1 stop14h 08m
San Juan Luis Munoz Marin Intl
Tue 9/8
5:37 pm-9:24 am
1 stop15h 47m
$341
Quickest round-trip
Key WestSan Juan
EYW Key West - SJU San Juan Luis Munoz Marin Intl
EYWSJU
Key West
Sat 9/5
7:10 pm-9:43 am
1 stop14h 33m
San Juan Luis Munoz Marin Intl
Wed 9/9
6:00 am-7:17 pm
1 stop13h 17m
$731
Key WestSan Juan
EYW Key West - SJU San Juan Luis Munoz Marin Intl
EYWSJU
Key West
Fri 9/18
2:20 pm-11:50 pm
1 stop9h 30m
San Juan Luis Munoz Marin Intl
Tue 9/22
3:56 pm-1:29 pm
2 stops21h 33m
$815
Key WestSan Juan
EYW Key West - SJU San Juan Luis Munoz Marin Intl
EYWSJU
Key West
Fri 10/23
2:15 pm-11:50 pm
1 stop9h 35m
San Juan Luis Munoz Marin Intl
Tue 10/27
6:35 pm-1:54 pm
1 stop19h 19m
$872
Cheapest one-way
Key WestSan Juan
EYW Key West - SJU San Juan Luis Munoz Marin Intl
EYWSJU
Key West
Fri 9/4
12:07 pm-2:15 am
1 stop14h 08m
$171
Key WestSan Juan
EYW Key West - SJU San Juan Luis Munoz Marin Intl
EYWSJU
Key West
Sat 9/5
3:48 pm-11:59 pm
2 stops32h 11m
$228
Quickest one-way
Key WestSan Juan
EYW Key West - SJU San Juan Luis Munoz Marin Intl
EYWSJU
Key West
Sun 9/6
11:04 am-11:59 pm
2 stops12h 55m
$239
Key WestSan Juan
EYW Key West - SJU San Juan Luis Munoz Marin Intl
EYWSJU
Key West
Sat 9/5
2:25 pm-9:43 am
2 stops19h 18m
$398
Key WestSan Juan
EYW Key West - SJU San Juan Luis Munoz Marin Intl
EYWSJU
Key West
Sat 1/2
2:37 pm-3:15 pm
3 stops23h 38m
$570
Sorted by cheapest first
Compare providers for flights from Key West to Luis Munoz Marin Intl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Key West to Luis Munoz Marin Intl in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Key West-San Juan Luis Munoz Marin Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Key West-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Key West-San Juan Luis Munoz Marin Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Key West-San Juan Luis Munoz Marin Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Key West-San Juan Luis Munoz Marin Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Key West to Luis Munoz Marin Intl
Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from Key West with our price prediction graph.
EYW-SJU
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.
Reviews of airlines servicing Luis Munoz Marin Intl
Get insights into the airlines that provide service to Luis Munoz Marin Intl. 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 Luis Munoz Marin Intl. Reviews last updated August 22, 2026.
See what other customers who have flown with American Airlines from Key West to San Juan Luis Munoz Marin Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
7.9
Overall
7.1
Food
6.4
Entertainment
6.8
Boarding
7.5
Comfort
7.2
Reviews
1 / 20
8.0
ExcellentOlwin,Jul 2026
MCO - DCA
Crew
7.9
Overall
7.1
Food
6.4
Entertainment
6.8
Boarding
7.5
Comfort
7.2
Reviews
1 / 20
8.0
ExcellentOlwin,Jul 2026
MCO - DCA
Related info for your journey
Find useful and relevant information for your journey from Key West to Luis Munoz Marin Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Juan Luis Munoz Marin Intl Airport?
Book flights to San Juan Luis Munoz Marin Intl Airport if you plan to visit one of these locationsFajardo
Luquillo
Dorado
Rio Grande
Humacao
Bayamón
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Explore flights to Luis Munoz Marin Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 22, 2026.
Key West and Luis Munoz Marin Intl flights
Browse other Key West and Luis Munoz Marin Intl flight options. Last updated on August 22, 2026.
Other flights from Key West
Browse through other flights departing from Key West. Flights are based on user searches made on Cheapflights and were last updated on August 22, 2026.
Popular flight searches
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Top airline flying from Key West to Luis Munoz Marin Intl
Discover the top airline that operate flights from Key West to Luis Munoz Marin Intl. 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 7,457,451 searches. Data last updated August 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$415 | Average$586 | FlexibilityNo cancel fee | On-time71% |