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Cheap flights from Key West to Puerto Rico from $152

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Key West to Puerto Rico

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:15 pm - 11:50 pmEYW  Key West-SJU San Juan Luis Munoz Marin Intl
9h 35m1 stop Newark
United Airlines Logo
6:35 pm - 1:54 pmSJU  San Juan Luis Munoz Marin Intl-EYW Key West
19h 19m1 stop Newark
$686United Airlines
Fri, Oct 23 - Tue, Oct 27
United Airlines Logo
2:15 pm - 11:50 pmEYW  Key West-SJU San Juan Luis Munoz Marin Intl
9h 35m1 stop Newark
United Airlines Logo
6:35 pm - 1:54 pmSJU  San Juan Luis Munoz Marin Intl-EYW Key West
19h 19m1 stop Newark
$706United Airlines
Fri, Oct 23 - Tue, Oct 27
United Airlines Logo
2:15 pm - 1:45 pmEYW  Key West-SJU San Juan Luis Munoz Marin Intl
23h 30m1 stop Newark
United Airlines Logo
2:46 pm - 3:29 pmSJU  San Juan Luis Munoz Marin Intl-EYW Key West
24h 43m2 stops Houston George Bush Intcntl Chicago O'Hare Intl
$785United Airlines
Fri, Oct 23 - Tue, Oct 27
United Airlines Logo
2:15 pm - 12:34 pmEYW  Key West-SJU San Juan Luis Munoz Marin Intl
22h 19m2 stops Newark Washington, D.C. Dulles Intl
United Airlines Logo
3:55 pm - 1:54 pmSJU  San Juan Luis Munoz Marin Intl-EYW Key West
21h 59m2 stops Chicago O'Hare Intl Newark
$792United Airlines
Fri, Oct 23 - Tue, Oct 27
United Airlines Logo
2:15 pm - 12:34 pmEYW  Key West-SJU San Juan Luis Munoz Marin Intl
22h 19m2 stops Newark Washington, D.C. Dulles Intl
United Airlines Logo
4:50 pm - 3:29 pmSJU  San Juan Luis Munoz Marin Intl-EYW Key West
22h 39m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl
$795United Airlines
Fri, Oct 23 - Tue, Oct 27
United Airlines Logo
2:15 pm - 12:34 pmEYW  Key West-SJU San Juan Luis Munoz Marin Intl
22h 19m2 stops Newark Washington, D.C. Dulles Intl
United Airlines Logo
7:25 am - 3:29 pmSJU  San Juan Luis Munoz Marin Intl-EYW Key West
32h 04m1 stop Chicago O'Hare Intl
$815United Airlines
Fri, Oct 23 - Tue, Oct 27
United Airlines Logo
2:15 pm - 11:50 pmEYW  Key West-SJU San Juan Luis Munoz Marin Intl
9h 35m1 stop Newark
United Airlines Logo
6:35 pm - 1:54 pmSJU  San Juan Luis Munoz Marin Intl-EYW Key West
19h 19m1 stop Newark
$891United Airlines
Fri, Oct 23 - Tue, Oct 27
United Airlines Logo
2:15 pm - 11:50 pmEYW  Key West-SJU San Juan Luis Munoz Marin Intl
9h 35m1 stop Newark
United Airlines Logo
6:35 pm - 1:54 pmSJU  San Juan Luis Munoz Marin Intl-EYW Key West
19h 19m1 stop Newark
$896United Airlines
Fri, Oct 23 - Tue, Oct 27
United Airlines Logo
2:15 pm - 11:50 pmEYW  Key West-SJU San Juan Luis Munoz Marin Intl
9h 35m1 stop Newark
United Airlines Logo
3:55 pm - 1:54 pmSJU  San Juan Luis Munoz Marin Intl-EYW Key West
21h 59m2 stops Chicago O'Hare Intl Newark
$919United Airlines
Fri, Oct 23 - Tue, Oct 27

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United Airlines flights from Key West to Puerto Rico

Our best United Airlines deals on Key West to Puerto Rico flight tickets
United Airlines
Oct 23
EYW2:15 pmKey West
9h 35m
1 stop
SJU11:50 pmSan Juan Luis Munoz Marin Intl
Oct 27
SJU6:35 pmSan Juan Luis Munoz Marin Intl
19h 19m
1 stop
EYW1:54 pmKey West
$706
United Airlines
Oct 23
EYW2:15 pmKey West
22h 19m
2 stops
SJU12:34 pmSan Juan Luis Munoz Marin Intl
Oct 27
SJU4:50 pmSan Juan Luis Munoz Marin Intl
22h 39m
2 stops
EYW3:29 pmKey West
$795
United Airlines
Oct 23
EYW2:15 pmKey West
22h 19m
2 stops
SJU12:34 pmSan Juan Luis Munoz Marin Intl
Oct 27
SJU7:25 amSan Juan Luis Munoz Marin Intl
32h 04m
1 stop
EYW3:29 pmKey West
$815

momondo Fare Finder

 
Use the filters below to find and compare flights from Key West to Puerto Rico that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

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

$686

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

$706

Key WestSan Juan

EYW Key West - SJU San Juan Luis Munoz Marin Intl

EYWSJU

Key West

Fri 10/23

2:15 pm-1:45 pm

1 stop23h 30m

San Juan Luis Munoz Marin Intl

Tue 10/27

2:46 pm-3:29 pm

2 stops24h 43m

$785

Key WestSan Juan

EYW Key West - SJU San Juan Luis Munoz Marin Intl

EYWSJU

Key West

Fri 10/23

2:15 pm-12:34 pm

2 stops22h 19m

San Juan Luis Munoz Marin Intl

Tue 10/27

3:55 pm-1:54 pm

2 stops21h 59m

$792

Key WestSan Juan

EYW Key West - SJU San Juan Luis Munoz Marin Intl

EYWSJU

Key West

Fri 10/23

2:15 pm-12:34 pm

2 stops22h 19m

San Juan Luis Munoz Marin Intl

Tue 10/27

4:50 pm-3:29 pm

2 stops22h 39m

$795

Key WestSan Juan

EYW Key West - SJU San Juan Luis Munoz Marin Intl

EYWSJU

Key West

Fri 10/23

2:15 pm-12:34 pm

2 stops22h 19m

San Juan Luis Munoz Marin Intl

Tue 10/27

7:25 am-3:29 pm

1 stop32h 04m

$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

$891

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

$896

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

3:55 pm-1:54 pm

2 stops21h 59m

$919
Cheapest one-way

Key WestSan Juan

EYW Key West - SJU San Juan Luis Munoz Marin Intl

EYWSJU

Key West

Fri 10/23

10:59 am-9:18 am

1 stop22h 19m

$152

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Cheap Key West to Puerto Rico flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Key West to Puerto Rico

Best Price Found

$152

Fastest flight time

9h 35m

Direct flights

None
The best one-way flight to Puerto Rico from Key West in the past 72 hours is $152. The best round-trip flight deal from Key West to Puerto Rico found on momondo in the last 72 hours is $686.
The fastest flight from Key West to Puerto Rico takes 9h 35m
There are no direct flights from Key West to Puerto Rico. There are no popular flight routes from Key West to Puerto Rico.
Search flight deals

Frequently asked questions about flying from Key West to Puerto Rico

  • When did momondo last update prices for flights from Key West Airport to Puerto Rico?

    Prices for flights from Key West Airport to Puerto Rico refresh daily.

  • How many operators does momondo search for flights from Key West Airport to Puerto Rico?

  • How old do you have to be to fly from Key West Airport to Puerto Rico?

    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 Puerto Rico.

  • What documentation or ID do you need to fly to Puerto Rico?

    The travel and health documents required for your trip to Puerto Rico 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 Puerto Rico. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Key West to Puerto Rico

Compare and see reviews for airlines that fly from Key West to Puerto Rico with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $415Free CancellationRating
7.0
12,086 reviews
Search American Airlines flights

Frequently asked questions about flying from Key West to Puerto Rico

  • How do I get Price Alerts for flights from Key West to Puerto Rico?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Key West from Puerto Rico. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Key West to Puerto Rico with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Why use momondo?

Why should I use momondo to find a flight deal from Key West to Puerto Rico?

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 Puerto Rico from Key West.

Can I find flights from Key West to Puerto Rico with flexible booking policies on momondo?

All flight searches from Key West to Puerto Rico on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Key West to Puerto Rico?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Key West to Puerto Rico.

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

If you are not ready to book a flight from Key West to Puerto Rico now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Puerto Rico and let you know when they change.

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