Cheap Flights from San Francisco (SFO) to La Fortuna (FON)

Popular airlines from San Francisco Intl. Airport (SFO) to La Fortuna (FON-Arenal)

Frequently asked questions

How much does a flight from San Francisco Intl. Airport (SFO) to La Fortuna (FON-Arenal) cost?
Get a cheap one-way flight or cheap return flight from San Francisco Intl. Airport (SFO) to La Fortuna (FON-Arenal) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from San Francisco Intl. Airport (SFO) to La Fortuna (FON-Arenal)?
Traveling in may help you find better deals, as it's the cheapest month for flights between SFO and FON. You'll typically find the lowest prices during the off-season.
What is the cheapest airline that flies from San Francisco Intl. Airport (SFO) to La Fortuna (FON-Arenal)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest SFO to FON flight.
How many flights per day from San Francisco Intl. Airport (SFO) to La Fortuna (FON-Arenal)?
Direct flights from San Francisco Intl. Airport (SFO) to La Fortuna (FON-Arenal) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SFO to FON?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can vary based on a range of factors, such as the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from San Francisco Intl. Airport (SFO) to La Fortuna (FON-Arenal)?
To arrive at La Fortuna (FON-Arenal) without delays, choose a flight that leaves from San Francisco Intl. Airport (SFO) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from San Francisco Intl. Airport (SFO) to La Fortuna (FON-Arenal) last-minute?
Last-minute fares from SFO to FON are usually more expensive. For the lowest rates, start searching for flights well in advance. That being said, if you're flexible with your travel dates, you may find a cheap ticket right before your journey.
Can I cancel or change the date of my flight from San Francisco Intl. Airport (SFO) to La Fortuna (FON-Arenal)?
In most cases, you're able to reschedule or cancel your SFO to FON flight. However, there may be additional fees, especially if you made your booking over 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you want more details, visit our Customer Service portal.

Travel information

Origin airport
San Francisco Intl.
Destination airport
Arenal
Distance
2996 mi

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San Francisco to La Fortuna Flights

The cheapest times to fly from San Francisco to La Fortuna

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Francisco to La Fortuna are during the month of . You can find some of the cheapest flights from San Francisco to La Fortuna with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Francisco to La Fortuna

Sunday is one of the best days to book for cheap flights from San Francisco to La Fortuna: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Francisco to La Fortuna

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Francisco to La Fortuna in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Francisco to La Fortuna flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Francisco to La Fortuna airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

San Francisco to La Fortuna Flights

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*Available to One Key members.