Cheap flights from Key West to San Juan

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How much is a ticket from Key West to San Juan?

Depending on when you travel and how far in advance you book, fares between Key West and San Juan can differ a lot.

Choose a date to explore the best fares now.

If you’re flexible with timing, consider overnight flights — they often cost less and are less crowded. Exploring multiple date and time combinations can help you find the cheapest solution.

Exploring all airports near Key West and San Juan

Checking all the airports available in the area can give you more departure and arrival options for your trip.

  • Airports in Key West: Key West - International is currently the only one operating.
  • Airports in San Juan: Try also checking Isla Grande along with San Juan - Luis Muñoz Marín.

Looking at expected traffic to the airport can help avoid surprises on departure day. On busy routes, flying from a quieter airport might also save you money.

Flights from Key West - International to San Juan - Luis Muñoz Marín

Customize your flight from Key West to San Juan

Jetcost allows you to filter by travel dates, duration, layovers, carriers, and booking providers. You’ll find direct and connecting flights, one-way or round-trip, from Delta, American, United, Expedia, eDreams, and more.

Other popular destinations

Thinking about Puerto Rico? You might also consider: Aguadilla, Culebra Airport, Mayaguez, Ponce, San Juan.

You can sort results by price, duration, or departure time to find the best option for you. When available, results always include both low-cost and traditional airlines.
Frequently Asked Questions

Frequently asked questions about flights from Key West to San Juan.

How much does an airline ticket from Key West to San Juan cost?

Flight prices can vary a lot depending on the period and destination. At the moment, this information is not available for flights from Key West to San Juan.

How far is Key West from San Juan?

Key West is about 1097 mi from San Juan.

What are the airports in San Juan?

San Juan has another airport: Isla Grande.

What are the airports in Key West?

Key West has one airport: Key West - International.

What are the most popular cities in Puerto Rico?

The most popular cities in Puerto Rico according to our users' searches are: Aguadilla, Culebra Airport, Mayaguez, Ponce, San Juan.

When should I book a flight from Key West to San Juan?

The best time to book a flight from Key West to San Juan is 1 month in advance, while the worst time is 1 week in advance.

What is the cheapest month to fly from Key West to San Juan?

This information is not available at the moment.

What is the most expensive month to fly from Key West to San Juan?

This information is not available at the moment.

What is the best day of the week to fly from Key West to San Juan?

This information is not available at the moment.