Cheap Flights from San Antonio to Guanacaste Province from 352 € Return

Flight deals from San Antonio to Guanacaste Province

Looking for cheap tickets from San Antonio to Guanacaste Province, or a last-minute trip? Find the lowest prices on one-way and return tickets right here.

Liberia.352 € per passenger.Departing Mon, 9 Mar, returning Mon, 16 Mar.Return flight with United.Outbound indirect flight with United, departs from San Antonio International on Mon, 9 Mar, arriving in Liberia.Inbound indirect flight with United, departs from Liberia on Mon, 16 Mar, arriving in San Antonio International.Price includes taxes and charges.From 352 €, select.

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Flying from San Antonio to Guanacaste Province

Arm yourself with these facts on the fly.

Cheapest flight found	352 €
Cheapest month to fly	March
Cheapest airport to fly from	San Antonio International

How to find cheap flights from San Antonio to Guanacaste Province

We've compared the best online travel agents and flight providers on the internet to find the cheapest plane tickets from San Antonio to Guanacaste Province. Other savvy travellers recently found return flights from 352 € and one-way tickets from 135 € one-way. Ready to join them? Here are a few tips to help you do it the smart way.

Fly from San Antonio International into Liberia

At the moment, the lowest priced flight tickets to Guanacaste Province are from San Antonio International Airport to Liberia Airport.

Fly in March

We crunched the flight calendar and found the cheapest time to fly from San Antonio to Guanacaste Province is currently March.

Flex your dates for the best rates

If you’re flexible on your departure dates, you can use Skyscanner's whole month tool to find the cheapest day of the year to fly from San Antonio to anywhere you choose in Guanacaste Province.

Watch as fares rise and fall

With Price Alerts, we'll let you know when flight prices from San Antonio to Guanacaste Province go up or down so you can book when the time is just right.

Relax – these are fee-free flight tickets

With us, there are no added fees – the Guanacaste Province to Guanacaste Province flight price you see when you search with us is what you pay to the provider.

Frequently asked questions

What's the average San Antonio to Guanacaste Province flight price?

We looked at all of the upcoming return flights from San Antonio to Guanacaste Province we could find over the next 12 months. It looks like 352 € is the best price. This is good, compared to the average Guanacaste Province ticket price of 352 €.

What is the cheapest month to fly from San Antonio to Guanacaste Province?

The cheapest month to fly from San Antonio to Guanacaste Province is currently March.

Which upcoming date is cheapest to fly from San Antonio to Guanacaste Province on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from San Antonio to Guanacaste Province on Monday, 9 March 2026.

Are there any direct flights from San Antonio to Guanacaste Province?

Currently, there aren't any direct flights from San Antonio to Guanacaste Province, but you can still fly with a stopover.

If I'm flying from San Antonio, where in Guanacaste Province is cheapest to fly into?

If you're flying from San Antonio, the cheapest city in Guanacaste Province to fly into is Liberia. The cheapest airport serving Liberia at the moment is Liberia.