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Cheap flights from Key West to Puerto Rico from $180

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Key West to Puerto Rico departing on 4/8. 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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Find the cheapest flights from Key West to Puerto Rico

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Key West to Puerto Rico.
 Logo
9:51 am - 8:26 amEYW-SJU
46h 35m3 stops
 Logo
8:12 pm - 4:16 pmSJU-EYW
20h 04m3 stops
Fri, May 2 - Thu, May 8
 Logo
9:51 am - 8:26 amEYW-SJU
46h 35m3 stops
 Logo
1:59 am - 4:49 pmSJU-EYW
14h 50m2 stops
Fri, May 2 - Wed, May 7
 Logo
9:51 am - 8:26 amEYW-SJU
46h 35m3 stops
 Logo
6:21 pm - 4:16 pmSJU-EYW
21h 55m2 stops
Fri, May 2 - Thu, May 8
American Airlines Logo
11:39 am - 8:20 pmEYW-SJU
8h 41m1 stop
American Airlines Logo
6:10 am - 6:49 pmSJU-EYW
12h 39m1 stop
$435American Airlines
Find Deal
Fri, May 2 - Thu, May 8
 Logo
9:51 am - 8:26 amEYW-SJU
46h 35m3 stops
 Logo
1:59 am - 4:16 pmSJU-EYW
38h 17m3 stops
Fri, May 2 - Wed, May 7
 Logo
8:53 am - 11:46 pmEYW-SJU
38h 53m3 stops
 Logo
8:12 pm - 4:16 pmSJU-EYW
20h 04m3 stops
Thu, May 1 - Thu, May 8
 Logo
4:24 pm - 11:52 pmEYW-SJU
31h 28m2 stops
 Logo
8:12 pm - 4:16 pmSJU-EYW
20h 04m3 stops
Thu, May 1 - Thu, May 8
 Logo
8:53 am - 11:46 pmEYW-SJU
38h 53m3 stops
 Logo
1:59 am - 4:49 pmSJU-EYW
14h 50m2 stops
Thu, May 1 - Wed, May 7
American Airlines Logo
8:00 am - 8:20 pmEYW-SJU
12h 20m2 stops
American Airlines Logo
6:10 am - 4:52 pmSJU-EYW
10h 42m1 stop
$533American Airlines
Find Deal
Thu, May 1 - Thu, May 8
United Airlines Logo
6:45 pm - 3:40 pmEYW-SJU
20h 55m2 stops
United Airlines Logo
1:05 am - 6:05 pmSJU-EYW
17h 00m2 stops
$539United Airlines
Find Deal
Fri, May 2 - Wed, May 7

American Airlines flights from Key West to Puerto Rico

Our best American Airlines deals on Key West to Puerto Rico flight tickets
American Airlines
May 2
EYW11:39 amKey West
8h 41m
1 stop
SJU8:20 pmSan Juan Luis Munoz Marin Intl
May 8
SJU6:10 amSan Juan Luis Munoz Marin Intl
12h 39m
1 stop
EYW6:49 pmKey West
American Airlines
May 1
EYW8:00 amKey West
12h 20m
2 stops
SJU8:20 pmSan Juan Luis Munoz Marin Intl
May 8
SJU6:10 amSan Juan Luis Munoz Marin Intl
10h 42m
1 stop
EYW4:52 pmKey West
American Airlines
Apr 5
EYW11:39 amKey West
8h 41m
1 stop
SJU8:20 pmSan Juan Luis Munoz Marin Intl
Apr 7
SJU11:50 amSan Juan Luis Munoz Marin Intl
5h 39m
1 stop
EYW5:29 pmKey West

United Airlines flights from Key West to Puerto Rico

Our best United Airlines deals on Key West to Puerto Rico flight tickets
United Airlines
May 2
EYW6:45 pmKey West
20h 55m
2 stops
SJU3:40 pmSan Juan Luis Munoz Marin Intl
May 7
SJU1:05 amSan Juan Luis Munoz Marin Intl
17h 00m
2 stops
EYW6:05 pmKey West
United Airlines
Apr 5
EYW8:45 amKey West
12h 39m
2 stops
SJU9:24 pmSan Juan Luis Munoz Marin Intl
Apr 6
SJU1:05 amSan Juan Luis Munoz Marin Intl
17h 00m
2 stops
EYW6:05 pmKey West
United Airlines
Apr 5
EYW2:09 pmKey West
9h 48m
1 stop
SJU11:57 pmSan Juan Luis Munoz Marin Intl
Apr 6
SJU1:05 amSan Juan Luis Munoz Marin Intl
17h 00m
2 stops
EYW6:05 pmKey West

See travel insights to Puerto Rico from

How to get the cheapest flight ticket from Key West to Puerto Rico

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 day to depart on your flight to Puerto Rico?

On average, the least expensive day to fly to Puerto Rico from Key West is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $448. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Puerto Rico is Wednesday, with ticket prices averaging around $448.

What is the cheapest time of day to depart on your flight to Puerto Rico?

Our most recent data shows that the best time of day to fly to Puerto Rico is in the morning. Flights from Key West to Puerto Rico during this time can be as low as $404. In contrast, the most expensive time of day to depart to Puerto Rico is in the afternoon when prices are around $448.

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

$180

Fastest flight time

4h 24m

Direct flights

None

Airports in Puerto Rico

1 airport
The best one-way flight to Puerto Rico from Key West in the past 72 hours is $180. The best round-trip flight deal from Key West to Puerto Rico found on momondo in the last 72 hours is $382.
The fastest flight from Key West to Puerto Rico takes 4h 24m
There are no direct flights from Key West to Puerto Rico. Popular non-direct route for this connection is Key West Airport - San Juan Luis Munoz Marin Intl Airport.
There is 1 airport near Puerto Rico: San Juan Luis Munoz Marin Intl (SJU)

  • 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 $246Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

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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