Default HTG hotel image

Cheap flights to San Martín Department

View €102 flight on Wed, 30 Dec 2026Opens in a new window

Flight 1

Flight 2

Popular airlines to San Martín Department

  • LATAM Airlines Group

  • Aerolineas Argentinas

  • Avianca

  • Delta

  • Copa

  • Air Europa

  • United

  • 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 San Martín Department

Prices were available within the past 7 days and start at €102 for one-way flights and €221 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aerolineas Argentinas
Aerolineas Argentinas
LATAM Airlines Group
LATAM Airlines Group
LATAM Airlines Group
Aerolineas Argentinas
LATAM Airlines Group
Arajet
Delta
Copa

Frequently asked questions

How do I find cheap flights to San Martín Department that have flexible change policies?
When it comes to flying these days, flexibility is a must. That's why we have a "No change fee" search function to help you locate flexible and cheap flights to San Martín Department. It's on the left of your screen directly under the "Flexible change policies" heading.
How can I find cheap tickets to San Martín Department?
In the last seven days, €221 was the lowest price for a flight to San Martín Department. For an even cheaper fare, book well ahead of time and be flexible with your dates. Search for your flight to San Martín Department, then compare prices for similar time frames by clicking on our "flexible dates" link.
How much is a flight to San Martín Department?
There were loads of bargain fares for the taking in the last seven days, with the cost of a return flight to San Martín Department ranging between €221 and €780. Many lucky holiday makers purchased one-way flights from Santiago (SCL) for only €102.
How much is a plane ticket to San Martín Department?
In the last seven days, fares to San Martín Department varied from €221 to €780.
What is the best time to go to San Martín Department?
If you like being in the heart of the action, venture to Sastre at some point during July, November and December. These are the busiest months and when plenty of cool things are happening in this popular San Martín Department city. Summer in Sastre starts December 1. The mercury ranges between 21ºC and 32ºC at this time of year.
What months are the cheapest to book a flight to San Martín Department?
To bag a fabulous deal to San Martín Department, try to book during the month of February when the price of fares are at their cheapest. When do tickets cost the most? In the USA, it's the festive month of December.

Book with confidence

About San Martín Department

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