Cheap Flights from San Luis Potosi to Buenos Aires from US$696

Frequently Asked Questions

• What are the cheapest flights from San Luis Potosi to Buenos Aires (SLP-BUE)?

  Based on Trip.com data, Aeromexico offers one-way fares as low as US$696 on Cheapest nonstop routes (e.g. SLP to EZE on Wed, Aug 19), while Aeromexico offers Cheapest nonstop round-trips from US$962 departing on Sat, Sep 19 and returning on Sat, Sep 26.

• When is the best time to book flights from San Luis Potosi to Buenos Aires?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from San Luis Potosi to Buenos Aires 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 San Luis Potosi to Buenos Aires?

  To find best deals on flights from San Luis Potosi to Buenos Aires, 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, Aug 19, with one-way flights priced at just US$696.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Aeromexico.
  · 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 Buenos Aires travel is around December.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from San Luis Potosi (SLP) to Buenos Aires (BUE) the cheapest?

  The cheapest months to fly from San Luis Potosi to Buenos Aires is October, when demand for travel is lower.

• Which upcoming date is cheapest to fly from San Luis Potosi to Buenos Aires on?

  After crunching the numbers on our August flight calendar, it's currently cheapest to fly from San Luis Potosi to Buenos Aires on August 19, 2026 with Aeromexico, with prices starting at US$1,061.

• Is there any time difference between San Luis Potosi and Buenos Aires?

  The time difference between Buenos Aires and San Luis Potosi is 3h.

• How do I change or cancel my ticket from San Luis Potosi to Buenos Aires?

  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 San Luis Potosi to Buenos Aires?

  Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from San Luis Potosi to Buenos Aires is US$1,028. Fares vary by travel date, airline and availability.

• How do I book flights from San Luis Potosi to Buenos Aires on Trip.com?

  Enter San Luis Potosi and Buenos Aires, 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.