Cheap Flights from Rosario to Santiago from US$112

Frequently Asked Questions

• What are the cheapest flights from Rosario to Santiago (ROS-SCL)?

  Based on Trip.com data, Aerolineas Argentinas offers one-way fares as low as US$112 on Cheapest nonstop routes (e.g. ROS to SCL on Wed, Nov 25), while Aerolineas Argentinas offers Cheapest nonstop round-trips from US$186 departing on Mon, Oct 19 and returning on Tue, Oct 27.

• Which airlines offer direct flights from Rosario to Santiago?

  At the moment, you can catch a nonstop flight from Rosario to Santiago with the following airlines, including: Aerolineas Argentinas Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• When is the best time to book flights from Rosario to Santiago?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Rosario to Santiago is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How can I find the best deals on flights from Rosario to Santiago?

  To find best deals on flights from Rosario to Santiago, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Wed, Nov 25, with one-way flights priced at just US$112.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Aerolineas Argentinas.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Santiago travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Rosario (ROS) to Santiago (SCL) the cheapest?

  The cheapest months to fly from Rosario to Santiago is November, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Rosario to Santiago on?

  After crunching the numbers on our October flight calendar, it's currently cheapest to fly from Rosario to Santiago on October 20, 2026 with Aerolineas Argentinas, with prices starting at US$113.

• Which airports fly into Santiago from Rosario?

  You can land at any one of the following hubs in Santiago: Arturo Merino Benitez International Airport (SCL). Flying from Rosario - Islas Malvinas International Airport to Arturo Merino Benitez International Airport (ROS-SCL) is by far the most common option on this route.

• Is there any time difference between Rosario and Santiago?

  The time difference between Santiago and Rosario is 1h.

• How do I change or cancel my ticket from Rosario to Santiago?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

• What is the average cost of a one-way flight from Rosario to Santiago?

  Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Rosario to Santiago is US$369. Fares vary by travel date, airline and availability.

• How do I book flights from Rosario to Santiago on Trip.com?

  Enter Rosario and Santiago, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.