Valle Los Leones, Cerro Chirripó, Parque Nacional, Costa Rica

Cheap flights to Cantón San Isidro

View €354 flight on Fri, 30 Oct 2026Opens in a new window

Flight 1

Flight 2

Popular airlines to Cantón San Isidro

  • Air Canada

  • American Airlines

  • United

  • Avianca

  • Delta

  • JetBlue Airways

  • Aeromexico

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 15% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to Cantón San Isidro

Prices were available within the past 7 days and start at €354 for one-way flights and €615 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Iberia
Sat, 27 Jun - Sat, 11 Jul
MAD
Madrid
SJO
San José
€615 Return, just found
€615
Return
just found
Select Iberia flight, departing Sat, 27 Jun from Madrid to San José, returning Sat, 11 Jul, priced at €615 just found
KLM
Sat, 12 Sept - Tue, 6 Oct
MAD
Madrid
SJO
San José
€643 Return, found 4 days ago
€643
Return
found 4 days ago
Select KLM flight, departing Sat, 12 Sept from Madrid to San José, returning Tue, 6 Oct, priced at €643 found 4 days ago
British Airways
Mon, 26 Oct - Sun, 1 Nov
DUB
Dublin
SJO
San José
€655 Return, found 1 day ago
€655
Return
found 1 day ago
Select British Airways flight, departing Mon, 26 Oct from Dublin to San José, returning Sun, 1 Nov, priced at €655 found 1 day ago
Swiss International Air Lines
Thu, 25 Jun - Wed, 1 Jul
AMS
Amsterdam
SJO
San José
€667 Return, found 2 days ago
€667
Return
found 2 days ago
Select Swiss International Air Lines flight, departing Thu, 25 Jun from Amsterdam to San José, returning Wed, 1 Jul, priced at €667 found 2 days ago
Air Canada
Fri, 20 Nov - Sat, 5 Dec
AMS
Amsterdam
SJO
San José
€670 Return, found 1 day ago
€670
Return
found 1 day ago
Select Air Canada flight, departing Fri, 20 Nov from Amsterdam to San José, returning Sat, 5 Dec, priced at €670 found 1 day ago
Delta
Thu, 1 Oct - Thu, 22 Oct
MAD
Madrid
SJO
San José
€670 Return, found 1 day ago
€670
Return
found 1 day ago
Select Delta flight, departing Thu, 1 Oct from Madrid to San José, returning Thu, 22 Oct, priced at €670 found 1 day ago
Lufthansa
Fri, 20 Nov - Sun, 6 Dec
AMS
Amsterdam
SJO
San José
€689 Return, found 1 day ago
€689
Return
found 1 day ago
Select Lufthansa flight, departing Fri, 20 Nov from Amsterdam to San José, returning Sun, 6 Dec, priced at €689 found 1 day ago
Aer Lingus
Thu, 10 Sept - Thu, 24 Sept
ORK
Cork
SJO
San José
€730 Return, found 2 days ago
€730
Return
found 2 days ago
Select Aer Lingus flight, departing Thu, 10 Sept from Cork to San José, returning Thu, 24 Sept, priced at €730 found 2 days ago
United
Thu, 10 Sept - Thu, 24 Sept
AMS
Amsterdam
SJO
San José
€731 Return, found 2 days ago
€731
Return
found 2 days ago
Select United flight, departing Thu, 10 Sept from Amsterdam to San José, returning Thu, 24 Sept, priced at €731 found 2 days ago
Air Canada
Fri, 2 Oct - Sat, 10 Oct
VIE
Vienna
SJO
San José
€737 Return, found 3 days ago
€737
Return
found 3 days ago
Select Air Canada flight, departing Fri, 2 Oct from Vienna to San José, returning Sat, 10 Oct, priced at €737 found 3 days ago

Trending flights to Cantón San Isidro

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Mon, 26 Oct - Sun, 1 Nov
DUB
Dublin
SJO
San José
€655 Return, found 1 day ago
€655
Return
found 1 day ago
Select British Airways flight, departing Mon, 26 Oct from Dublin to San José, returning Sun, 1 Nov, priced at €655 found 1 day ago

Frequently asked questions

How do I find cheap flights to Cantón San Isidro that have flexible change policies?
We understand that travel plans can change very quickly, so choosing a flexible ticket with Expedia is always a smart move. Tick the "No change fee" box directly under the "Flexible change policies" filter. Your well-priced and flexible flight to Cantón San Isidro is just a few clicks away.
How can I find cheap tickets to Cantón San Isidro?
One of the best ways to find cheap tickets to Cantón San Isidro is to be flexible with your dates. Search for your flights, then click "flexible dates" at the top of your results. It will bring up the cheapest prices for nearby days. The best price for a flight to Cantón San Isidro in the last seven days was €615. Booking in advance will usually help you walk away with an even bigger bargain.
How much is a flight to Cantón San Isidro?
One-way flights taking off from Madrid (MAD) sold for as low as €354 in the last seven days. During this period, the cost of a round-trip fare to Cantón San Isidro ranged between €615 and €737. If you find a bargain ticket, book ASAP — these fares don't hang around.
How much is a plane ticket to Cantón San Isidro?
In the last seven days, tickets to Cantón San Isidro ranged between €615 and €737. Prices depend on the time of departure, airline, seating class and how early the fare is booked.
What months are the cheapest to book a flight to Cantón San Isidro?
February is a cheap month to book your Cantón San Isidro trip. Airfares are at a premium over the busy month of December, so keep clear of this time if possible.

Book with confidence

About Cantón San Isidro

Expedia offers flights to Cantón San Isidro to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Cantón San Isidro or destinations around the world and discover how easy it is to make your flight reservations on Expedia.
About Cantón San Isidro
*Available to Expedia members.