How to estimate the price of a flight from Key West to San Diego?

It depends. Prices for flights from Key West to San Diego fluctuate based on several factors.

Select your dates to check current offers.

Checking fares across several nearby dates can help you see which days offer the best deals. Jetcost lets you track price changes and grab the best opportunities.

Best airport options between Key West and San Diego

If you're open to flying into or out of more than one airport, you’ll have more routes to compare.

• Airports in Key West: Key West - International is the only operating airport.
• Airports in San Diego: McClellan-Palomar offers an alternative to San Diego - International.

Some airports offer extras like lounges, fast track, or self check-in — good to keep in mind. Comparing airports by services offered helps you balance cost and comfort.

Refine your flight search from Key West to San Diego

With Jetcost, it’s easy to narrow down results to find flights that match your schedule and preferences. You can filter by airline, price, trip type, and more — including offers from Expedia, eDreams, and top carriers.

Other popular destinations

Also looking at United States? These cities are trending: Las Vegas, Los Angeles, Miami, New York City, Orlando.

Online agencies can show different offers for the same flight — it’s worth comparing. Filters let you narrow things down further, like selecting a specific time slot to find flights that suit you best.