HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Key West

$390+ Cheap flights from Luis Munoz Marin Intl (SJU) 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 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — EYW
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Luis Munoz Marin Intl 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

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 Luis Munoz Marin Intl to Key West

Discover tips and strategies to find the most affordable flight options for your journey from Luis Munoz Marin Intl (SJU) 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 September 11, 2025.

Round-trip from

$390
(American Airlines)
From San Juan Luis Munoz Marin Intl to Key West
Search Deals

Find flight deals from Luis Munoz Marin Intl to Key West

Cheapest flights from Luis Munoz Marin Intl to Key West
Explore the most affordable flight options available from Luis Munoz Marin Intl to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This American Airlines deal was found by Cheapflights users on 9/11. 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.
Sat 11/17:10 amSJU - EYW
1 stop14h 46mAmerican Airlines
Sat 11/87:53 pmEYW - SJU
1 stop15h 12mAmerican Airlines
Deal found 9/11$390
This American Airlines deal was found by Cheapflights users on 9/10. 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 12/3010:03 pmSJU - EYW
1 stop19h 41mAmerican Airlines
Fri 1/24:03 pmEYW - SJU
1 stop6h 36mAmerican Airlines
Deal found 9/10$733
This United Airlines deal was found by Cheapflights users on 9/11. 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 11/14:50 pmSJU - EYW
3 stops46h 14mUnited Airlines
Sat 11/84:00 pmEYW - SJU
1 stop28h 00mUnited Airlines
Deal found 9/11$883
This American Airlines deal was found by Cheapflights users on 9/11. 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.
Mon 9/157:05 pmSJU - EYW
2 stops16h 08mAmerican Airlines
Wed 9/176:17 pmEYW - SJU
2 stops16h 54mAmerican Airlines
Deal found 9/11$991
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Tue 12/308:30 amSJU - EYW
2 stops30h 43mUnited Airlines
Fri 1/212:22 pmEYW - SJU
2 stops33h 00mUnited Airlines
Deal found 9/10$1,159
This United deal was found by Cheapflights users on 9/11. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/311:05 amSJU - EYW
1 stop12h 59mMultiple Airlines
Sat 11/83:00 pmEYW - SJU
2 stops43h 07mMultiple Airlines
Deal found 9/11$1,768

Cheapflights Fare Finder

 
Customize your flight search to find flights from Luis Munoz Marin Intl 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 September 11, 2025.
Use the filters below to find and compare flights from San Juan Luis Munoz Marin Intl Airport to Key West that are best for you.

Fly from

Luis Munoz Marin Intl

Fly to

Key West

Route

Depart

Return

Price

San JuanKey West

SJU - EYW

SJUEYW

San Juan Luis Munoz Marin Intl

Sat 11/1

7:10 am-9:56 pm

1 stop14h 46m

Key West

Sat 11/8

7:53 pm-12:05 pm

1 stop15h 12m

$390

San JuanKey West

SJU - EYW

SJUEYW

San Juan Luis Munoz Marin Intl

Sat 11/1

4:50 pm-3:04 pm

3 stops46h 14m

Key West

Sat 11/8

4:00 pm-9:00 pm

1 stop28h 00m

$883

San JuanKey West

SJU - EYW

SJUEYW

San Juan Luis Munoz Marin Intl

Mon 9/15

7:05 pm-11:13 am

2 stops16h 08m

Key West

Wed 9/17

11:25 am-6:14 pm

1 stop6h 49m

$991

San JuanKey West

SJU - EYW

SJUEYW

San Juan Luis Munoz Marin Intl

Fri 10/31

1:05 am-2:04 pm

1 stop12h 59m

Key West

Sat 11/8

3:00 pm-11:07 am

2 stops43h 07m

$1,768

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Best time to book a flight from Luis Munoz Marin Intl to Key West

Have a flexible travel schedule? Discover the best time to fly to Key West from Luis Munoz Marin Intl 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 San Juan Luis Munoz Marin Intl Airport to Key West

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

Find hourly flight availability from Luis Munoz Marin Intl 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 September 11, 2025.

One of the essential ways to save on airfare from San Juan Luis Munoz Marin Intl Airport to Key West is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 25% on airfare.

Related info for your journey

Find useful and relevant information for your journey from Luis Munoz Marin Intl 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 San Juan Luis Munoz Marin Intl?

    If you book a flight to Key West from San Juan Luis Munoz Marin Intl, you will be flying to Key West, which is the city’s only airport. Key West (EYW) is located 2.6 mi from the center of Key West. There are 0 flights from San Juan Luis Munoz Marin Intl to Key West per day from 0 different airlines.

  • How long is the flight from San Juan Luis Munoz Marin Intl Airport to Key West?

    For as low as $390, American Airlines can have you in Key West from San Juan Luis Munoz Marin Intl Airport in 14h 46m. San Juan Luis Munoz Marin Intl Airport and Key West are separated by a distance of 1096 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Luis Munoz Marin Intl to Key West that include hotel bookings?

    Yes. In addition to deals on Luis Munoz Marin Intl to Key West flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Luis Munoz Marin Intl to Key West?

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

  • Can I find deals for business class flights from Luis Munoz Marin Intl to Key West?

    Yes. Cheapflights offers flight deals from Luis Munoz Marin Intl 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 San Juan Luis Munoz Marin Intl Airport to Key West?

    Currently, August is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Key West (average of $328). Flying from San Juan Luis Munoz Marin Intl Airport to Key West in March is currently the most expensive (average of $491). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.