Cheap Flights from Chicago (ORD) to La Fortuna (FON)

Popular airlines from Chicago O'Hare Intl. Airport (ORD) to La Fortuna (FON-Arenal)

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Frequently asked questions

How much does a flight from O'Hare Intl. Airport (ORD) to La Fortuna (FON-Arenal) cost?
Snag a cheap one-way flight or cheap return flight from O'Hare Intl. Airport (ORD) to La Fortuna (FON-Arenal) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from O'Hare Intl. Airport (ORD) to La Fortuna (FON-Arenal)?
is the least expensive month to fly from ORD to FON. Planning your trip for the off-season is often the key to finding a great deal.
What is the cheapest airline that flies from O'Hare Intl. Airport (ORD) to La Fortuna (FON-Arenal)?
To find the cheapest airline flying from ORD to FON, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from O'Hare Intl. Airport (ORD) to La Fortuna (FON-Arenal)?
Direct flights from O'Hare Intl. Airport (ORD) 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 ORD to FON?
Usually you'll find the widest variety of flight choices on a Friday. Tuesdays are often the quietest.* However, this can change based on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from O'Hare Intl. Airport (ORD) to La Fortuna (FON-Arenal)?
Choose a flight from O'Hare Intl. Airport (ORD) to La Fortuna (FON-Arenal) that takes off before 3 PM to reduce the risk of cancellations and delays. Departures later than this have a 22% higher chance of being canceled, on average.**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 O'Hare Intl. Airport (ORD) to La Fortuna (FON-Arenal) last-minute?
Booking your plane ticket from ORD to FON just before your trip is typically more expensive. But if there's some wiggle room with your travel dates and times, you could score a cheap last-minute fare.
Can I cancel or change the date of my flight from O'Hare Intl. Airport (ORD) to La Fortuna (FON-Arenal)?
Typically, you're able to cancel or reschedule your ORD to FON flight. However, additional charges may apply, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you'd like more information, visit our Customer Service portal.

Travel information

Origin airport
O'Hare Intl.
Destination airport
Arenal
Distance
2184 mi

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Chicago to La Fortuna Flights

The cheapest times to fly from Chicago 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 Chicago to La Fortuna are during the month of . You can find some of the cheapest flights from Chicago to La Fortuna with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Chicago to La Fortuna

Sunday is one of the best days to book for cheap flights from Chicago 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 Chicago 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 Chicago 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 Chicago 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 Chicago 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.

 

Chicago to La Fortuna Flights

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*Available to One Key members.