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Cheap flights from Key West to San Juan from $269

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Key West to San Juan departing on 1/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:06 pm - 11:40 pm
EYW
-
SJU
30h 34m2 stops
Multiple Airlines Logo
6:00 am - 2:56 pm
SJU
-
EYW
9h 56m1 stop
$269Multiple Airlines
Wed, Jan 14 - Sun, Jan 25
Multiple Airlines Logo
1:01 pm - 8:10 pm
EYW
-
SJU
30h 09m2 stops
Multiple Airlines Logo
6:00 am - 2:56 pm
SJU
-
EYW
9h 56m1 stop
$270Multiple Airlines
Sat, Jan 10 - Sun, Jan 25
Multiple Airlines Logo
4:06 pm - 11:40 pm
EYW
-
SJU
30h 34m2 stops
Multiple Airlines Logo
8:05 pm - 9:26 am
SJU
-
EYW
14h 21m1 stop
$274Multiple Airlines
Wed, Jan 14 - Sat, Jan 24
Multiple Airlines Logo
10:27 pm - 2:57 pm
EYW
-
SJU
15h 30m2 stops
Multiple Airlines Logo
6:00 am - 2:56 pm
SJU
-
EYW
9h 56m1 stop
$276Multiple Airlines
Sun, Jan 11 - Thu, Jan 29
Multiple Airlines Logo
10:27 pm - 2:57 pm
EYW
-
SJU
15h 30m2 stops
Multiple Airlines Logo
4:26 pm - 10:09 am
SJU
-
EYW
18h 43m1 stop
$279Multiple Airlines
Sun, Jan 11 - Fri, Jan 30
Multiple Airlines Logo
10:27 pm - 2:57 pm
EYW
-
SJU
15h 30m2 stops
Multiple Airlines Logo
4:40 pm - 11:56 am
SJU
-
EYW
20h 16m1 stop
$283Multiple Airlines
Sun, Jan 11 - Wed, Jan 28
Multiple Airlines Logo
2:25 pm - 2:32 pm
EYW
-
SJU
23h 07m1 stop
Multiple Airlines Logo
6:00 am - 2:56 pm
SJU
-
EYW
9h 56m1 stop
$284Multiple Airlines
Fri, Jan 16 - Sun, Jan 25
Multiple Airlines Logo
2:25 pm - 2:32 pm
EYW
-
SJU
23h 07m1 stop
Multiple Airlines Logo
6:00 am - 2:56 pm
SJU
-
EYW
9h 56m1 stop
$289Multiple Airlines
Fri, Jan 16 - Thu, Jan 29
Multiple Airlines Logo
1:06 pm - 11:29 pm
EYW
-
SJU
9h 23m1 stop
Multiple Airlines Logo
8:05 pm - 9:26 am
SJU
-
EYW
14h 21m1 stop
$295Multiple Airlines
Fri, Jan 16 - Sat, Jan 24
Multiple Airlines Logo
1:06 pm - 11:29 pm
EYW
-
SJU
9h 23m1 stop
Multiple Airlines Logo
4:26 pm - 10:09 am
SJU
-
EYW
18h 43m1 stop
$298Multiple Airlines
Fri, Jan 16 - Fri, Jan 30

American Airlines flights from Key West to San Juan Luis Munoz Marin Intl Airport

Our best American Airlines deals on Key West to San Juan Luis Munoz Marin Intl Airport flight tickets
American Airlines
Feb 14
EYW7:35 pmKey West
13h 32m
1 stop
SJU10:07 amSan Juan Luis Munoz Marin Intl
Feb 22
SJU7:00 amSan Juan Luis Munoz Marin Intl
11h 07m
1 stop
EYW5:07 pmKey West
$365
Find similar
American Airlines
Jan 13
EYW7:08 amKey West
10h 14m
2 stops
SJU6:22 pmSan Juan Luis Munoz Marin Intl
Jan 27
SJU11:38 amSan Juan Luis Munoz Marin Intl
6h 11m
1 stop
EYW4:49 pmKey West
$405
Find similar
American Airlines
Jan 13
EYW7:08 amKey West
10h 14m
2 stops
SJU6:22 pmSan Juan Luis Munoz Marin Intl
Jan 27
SJU6:00 amSan Juan Luis Munoz Marin Intl
8h 03m
1 stop
EYW1:03 pmKey West
$425
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Key West to San Juan Luis Munoz Marin Intl Airport 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, momondo users made 832,500 searches. Data last updated December 11, 2025.
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

Price

Key WestSan Juan

EYW - SJU

EYWSJU

Key West

Wed 1/14

4:06 pm-11:40 pm

2 stops30h 34m

San Juan Luis Munoz Marin Intl

Sun 1/25

6:00 am-2:56 pm

1 stop9h 56m

$269

Key WestSan Juan

EYW - SJU

EYWSJU

Key West

Sat 1/10

1:01 pm-8:10 pm

2 stops30h 09m

San Juan Luis Munoz Marin Intl

Sun 1/25

6:00 am-2:56 pm

1 stop9h 56m

$270

Key WestSan Juan

EYW - SJU

EYWSJU

Key West

Wed 1/14

4:06 pm-11:40 pm

2 stops30h 34m

San Juan Luis Munoz Marin Intl

Sat 1/24

8:05 pm-9:26 am

1 stop14h 21m

$274

Key WestSan Juan

EYW - SJU

EYWSJU

Key West

Sun 1/11

10:27 pm-2:57 pm

2 stops15h 30m

San Juan Luis Munoz Marin Intl

Thu 1/29

6:00 am-2:56 pm

1 stop9h 56m

$276

Key WestSan Juan

EYW - SJU

EYWSJU

Key West

Sun 1/11

10:27 pm-2:57 pm

2 stops15h 30m

San Juan Luis Munoz Marin Intl

Fri 1/30

4:26 pm-10:09 am

1 stop18h 43m

$279

Key WestSan Juan

EYW - SJU

EYWSJU

Key West

Sun 1/11

10:27 pm-2:57 pm

2 stops15h 30m

San Juan Luis Munoz Marin Intl

Wed 1/28

4:40 pm-11:56 am

1 stop20h 16m

$283

Key WestSan Juan

EYW - SJU

EYWSJU

Key West

Fri 1/16

2:25 pm-2:32 pm

1 stop23h 07m

San Juan Luis Munoz Marin Intl

Sun 1/25

6:00 am-2:56 pm

1 stop9h 56m

$284

Key WestSan Juan

EYW - SJU

EYWSJU

Key West

Fri 1/16

2:25 pm-2:32 pm

1 stop23h 07m

San Juan Luis Munoz Marin Intl

Thu 1/29

6:00 am-2:56 pm

1 stop9h 56m

$289

Key WestSan Juan

EYW - SJU

EYWSJU

Key West

Fri 1/16

1:06 pm-11:29 pm

1 stop9h 23m

San Juan Luis Munoz Marin Intl

Sat 1/24

8:05 pm-9:26 am

1 stop14h 21m

$295

Key WestSan Juan

EYW - SJU

EYWSJU

Key West

Fri 1/16

1:06 pm-11:29 pm

1 stop9h 23m

San Juan Luis Munoz Marin Intl

Fri 1/30

4:26 pm-10:09 am

1 stop18h 43m

$298

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to San Juan from

How to get the cheapest flight ticket from Key West to San Juan Luis Munoz Marin Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest time of day to depart on your flight to San Juan Luis Munoz Marin Intl Airport?

The cheapest time of day to fly to San Juan Luis Munoz Marin Intl Airport is in the morning when flights can be purchased for as low as $404. Flights in the afternoon are often more expensive with an average ticket price of $448.

When to book flights from Key West to San Juan Luis Munoz Marin Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Key West to San Juan Luis Munoz Marin Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Key West to San Juan Luis Munoz Marin Intl Airport (EYW to SJU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Key West to San Juan Luis Munoz Marin Intl Airport

Fastest flight time

6h 35m

Direct flights

None
The fastest flight from Key West to San Juan Luis Munoz Marin Intl Airport takes 6h 35m
There are no direct flights from Key West to San Juan Luis Munoz Marin Intl Airport. There are no popular flight routes from Key West to San Juan Luis Munoz Marin Intl Airport.
Search flight deals

  • How far is Key West to San Juan Luis Munoz Marin Intl by plane?

    The straight-line distance from Key West to San Juan Luis Munoz Marin Intl is 1098.2 mi. Flights usually cover this in 6h 35m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Key West Airport to San Juan Luis Munoz Marin Intl Airport?

    Prices for flights from Key West Airport to San Juan Luis Munoz Marin Intl Airport were last updated today.

  • How many operators does momondo search for flights from Key West Airport to San Juan Luis Munoz Marin Intl Airport?

  • How old do you have to be to fly from Key West Airport to San Juan Luis Munoz Marin Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Key West Airport to San Juan Luis Munoz Marin Intl Airport.

  • What documentation or ID do you need to fly to San Juan Luis Munoz Marin Intl Airport?

    The travel and health documents required for your trip to San Juan Luis Munoz Marin Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Juan Luis Munoz Marin Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Key West to San Juan Luis Munoz Marin Intl Airport?

Best airlines flying from Key West to San Juan Luis Munoz Marin Intl Airport

Compare and see reviews for airlines that fly from Key West to San Juan Luis Munoz Marin Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $360Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights

Traveling to a place near San Juan?

Book flights to San Juan if you plan to visit one of these locations
Carolina
Fajardo
Dorado
Luquillo
Humacao
Caguas
Rio Grande
Bayamón

Why use momondo?

Why should I use momondo to find a flight deal from Key West to San Juan?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Juan from Key West.

Can I find flights from Key West to San Juan with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to San Juan from Key West with this policy.

How can momondo help me find flights from Key West to San Juan?

momondo helps you find the best flight between Key West and San Juan by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Key West to San Juan right now. Can momondo alert me if prices change?

Price alerts on flights to San Juan from Key West are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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