Cheap flights from Key Largo to Puerto Rico

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How to find the cheapest flight from
Key Largo to Puerto Rico

All the information you need to plan the best null to SJU flight in 2022: compare Key Largo to Puerto Rico flight prices with the expected peak season, weather and rainfall in Puerto Rico.
What is the cheapest month to fly from Key Largo to Puerto Rico?

Flights from Key Largo to Puerto Rico lean towards being more expensive in December. Prices are generally better when you fly from Key Largo to Puerto Rico in May, with the cheapest ticket starting at $79.

How far in advance should I book a flight from Key Largo to Puerto Rico?

Travelers have found it’s best to book a flight 18 days in advance to save up to 21% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 18 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Key Largo to Puerto Rico 1-2 weeks in advance for as low as $156, or $198 for flights within the next 24 hours.

When is the cheapest time to fly from Key Largo to Puerto Rico (KE9 - PR)?

When flying from Key Largo to Puerto Rico, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap flights from Key Largo to Puerto Rico in May, June 2022

The best prices found for Key Largo to Puerto Rico flights for May, June
6 Jun - 9 Jun
$178pp
MIA
Miami
Frontier
Non-Stop
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Frontier
Non-Stop
MIA
Miami
1 Jun - 6 Jun
$183pp
MIA
Miami
Frontier
Non-Stop
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Frontier
Non-Stop
MIA
Miami
29 Jun - 6 Jul
$187pp
MIA
Miami
Frontier
Non-Stop
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Frontier
Non-Stop
MIA
Miami

Key Largo to Puerto Rico 2022 flight deals

Cheap flights to Puerto Rico from Key Largo found for this year
27 Aug - 31 Aug
$109pp
MIA
Miami
Spirit Airlines
Non-Stop
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Spirit Airlines
Non-Stop
MIA
Miami
27 Aug - 31 Aug
$111pp
MIA
Miami
Spirit Airlines
Non-Stop
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Spirit Airlines
Non-Stop
MIA
Miami
27 Aug - 31 Aug
$113pp
MIA
Miami
Spirit Airlines
Non-Stop
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Spirit Airlines
Non-Stop
MIA
Miami

Non-stop flights to Puerto Rico from Key Largo

Save time with Key Largo to Puerto Rico direct flight deals
27 Aug - 31 Aug
$109pp
MIA
Miami
Spirit Airlines
Non-Stop
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Spirit Airlines
Non-Stop
MIA
Miami
27 Aug - 31 Aug
$111pp
MIA
Miami
Spirit Airlines
Non-Stop
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Spirit Airlines
Non-Stop
MIA
Miami
27 Aug - 31 Aug
$113pp
MIA
Miami
Spirit Airlines
Non-Stop
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Spirit Airlines
Non-Stop
MIA
Miami

Last minute flights from Key Largo to Puerto Rico

Late deals on round-trip flights to Puerto Rico from Key Largo, departing today and this week
24 May - 7 Jun
$216pp
MIA
Miami
Multiple Airlines
Non-Stop
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Frontier
Non-Stop
MIA
Miami
24 May - 7 Jun
$218pp
MIA
Miami
Frontier
Non-Stop
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Frontier
Non-Stop
MIA
Miami
28 May - 7 Jun
$228pp
MIA
Miami
Frontier
Non-Stop
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Frontier
Non-Stop
MIA
Miami

One-way flights to Puerto Rico from Key Largo

The cheapest one-way flights from Key Largo to Puerto Rico
1:27 pm - 3:57 pm
Spirit Airlines
Nonstop
2h 30m
MIA - SJU
Spirit Airlines
1:40 pm - 4:10 pm
Spirit Airlines
Nonstop
2h 30m
MIA - SJU
Spirit Airlines
$56
FlightNetwork
1:27 pm - 3:57 pm
Spirit Airlines
Nonstop
2h 30m
MIA - SJU
Spirit Airlines
$57
JustFly

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Key Largo</span> to <span class="emphasized">Puerto Rico</span> flights.

Flight FAQs

From Key Largo to Puerto Rico

Which airlines flying from Key Largo to Puerto Rico have flexible cancellations due to COVID-19?

American Airlines, Spirit Airlines, and Frontier are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Key Largo to Puerto Rico for under $200 on Cheapflights?

Yes, there are multiple flights from Key Largo to Puerto Rico for under $200. The cheapest flight booked recently is on Spirit Airlines for just $109, but on average you can expect to pay $131.

Are there nonstop flights from Key Largo to Puerto Rico for under $200 on Cheapflights?

Cheapflights has at least 20 direct flights from Key Largo to Puerto Rico under $200. A good price for a nonstop flight from Key Largo to Puerto Rico is less than $134.

Are there last-minute flights available from Key Largo to Puerto Rico for under $300?

There are currently 20+ open flights from Key Largo to Puerto Rico within the next 7 days for less than $300.

What days are nonstop flights available from Key Largo to Puerto Rico?

You can find nonstop flights on the following days: Tuesday.

How many flights depart from Key Largo to Puerto Rico on average per day?

On average 1 flight departs from Key Largo to Puerto Rico per day.
Evening (6pm - Midnight) - 100% of flight departures

How long is the flight from Key Largo to Puerto Rico?

There are many flights that can get you from Key Largo to Puerto Rico in 2h 30m. Fly via Spirit Airlines or Frontier to get the fastest option. The distance from Key Largo to Puerto Rico is about 1051 mi. Generally, flights for this route are nonstop.

What are the most popular airlines that fly from Key Largo to Puerto Rico?

Major Airline, American Airlines and Alaska Airlines are the most popular airlines when flying from Key Largo to Puerto Rico.

What are the most reliable airlines from Key Largo to Puerto Rico?

Consider Royal Air Maroc (80%), British Airways (75%) or Qatar Airways (73%) when booking your flight. These represent the most reliable airlines when flying from Key Largo to Puerto Rico.

What are the most popular routes from Key Largo to Puerto Rico?

Most travelers choose Miami - San Juan Luis Munoz Marin Intl, Miami - Aguadilla Borinquen or Miami - Culebra when deciding on the best route from Key Largo to Puerto Rico.

What are the cheapest flights from Key Largo to Puerto Rico?

The cheapest flight price from Key Largo to Puerto Rico is $58. On average you can expect to pay $689. The most popular route, (Miami - San Juan Luis Munoz Marin Intl), can usually be booked for $114.

COVID Restrictions

View COVID Travel Restrictions for Puerto Rico

Do I need a COVID test to fly to Puerto Rico from Key Largo?

Information is based on travel restrictions from Key Largo to Puerto Rico

Most visitors from Key Largo can enter Puerto Rico without restrictions.

COVID-19 testing requirements
Visitors from Key Largo are not required to present a negative COVID-19 PCR test or antigen result upon entering Puerto Rico.

Quarantine requirements
Visitors from Key Largo are not required to quarantine after entering Puerto Rico.

Documents
Travel Declaration Form - Must be completed prior to travel to Puerto Rico.


Do I need a test to fly back to Key Largo from Puerto Rico?

Returning to Key Largo from Puerto Rico

COVID-19 testing requirements
Visitors from Puerto Rico are not required to present a negative COVID-19 PCR test or antigen result upon entering Key Largo.

Quarantine requirements
Visitors from Puerto Rico are not required to quarantine after entering Key Largo.

Hide COVID Travel Restrictions for Puerto Rico

Arrival points for flights from Key Largo to Puerto Rico

Select to see more specific information for flights to Puerto Rico from all departure points in Key Largo.

Destination information for Puerto Rico

Things to know before you go - useful duration and weather info for your trip from Key Largo to Puerto Rico.
Today's exchange rate
$1 = $1.00
Flight duration from Key Largo to Puerto Rico
2h 43m

Airports servicing Key Largo

Airports servicing

Culebra (CPX)
Mayagüez Eugenio M De Hostos (MAZ)
Ceiba J. Aponte de la Torre (NRR)
Ponce (PSE)
Vieques (VQS)

Top 8 airlines flying from Key Largo to Puerto Rico

The chart below displays the airlines Cheapflights users traveling from Key Largo to Puerto Rico choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Juneyao Airlines
$12 $21 No cancel fee 66%

We couldn't confirm the COVID-19 safety measures taken by Juneyao Airlines. Please check directly on their website for additional information.

Frontier
$59 $162 No cancel fee 62%
Delta
$68 $166 No cancel fee N/A
Spirit Airlines
$81 $190 No cancel fee 65%
JetBlue
$102 $347 No cancel fee 62%
American Airlines
$104 $361 No cancel fee 71%
United Airlines
$166 $469 No cancel fee 69%
Envoy Air
$216 $325 No cancel fee N/A

We couldn't confirm the COVID-19 safety measures taken by Envoy Air. Please check directly on their website for additional information.

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