Update: Some offers mentioned below are no longer available. View the current offers here.For more TPG news and deals delivered each morning to your inbox, sign up for our daily newsletter here: https://thepointsguy.com/mailing-list//Flights to the South American countries of Ecuador and Argentina are currently available from $315 round-trip from various U.S. cities. We don’t see these deals often, so if any of these deals work for you then we recommend booking sooner than later.Note that all of these fares are non-refundable and can’t be changed.To search, head to Google Flights and enter your origin and destination cities. Scroll through the calendar function to find dates and prices that work for you. Finally, click through to book directly with the airline or through an OTA like Priceline or Expedia.Airlines: Copa, American, Avianca, JetBlue, LATAMRoutes: JFK/MSY/PHL/BNA/DCA/AUS/MIA/LAX to Guayaquil / Buenos Aires (GYE/EZE)Cost: $315+ round-trip in basic economy Travel Dates: November 2019 - March 2020Pay With: The Platinum Card® from American Express (5x on airfare booked directly with the airline), Citi Prestige® Card (5x on airfare), Citi Premier® Card (3x on airfare), Chase Sapphire Reserve (3x on travel), American Express® Gold Card (3x on airfare booked directly with the airline or amextravel.com) or Chase Sapphire Preferred Card (2x on travel)Here’s an example of what you can book:New York (JFK) to Guayaquil (GYE) for $315 round-trip on Copa:New Orleans (MSY) to Guayaquil (GYE) for $345 round-trip on Copa:Sign up for our daily newsletterEmail addressSign upI would like to subscribe to The Points Guy newsletters and special email promotions. The Points Guy will not share or sell your email. See privacy policy.Philadelphia (PHL) to Guayaquil (GYE) for $356 round-trip on JetBlue:Nashville (BNA) to Guayaquil (GYE) for $357 round-trip on American:Washington D.C. (DCA) to Guayaquil (GYE) for $366 round-trip on JetBlue:Austin (AUS) to Guayaquil (GYE) for $368 round-trip on JetBlue:Miami (MIA) to Guayaquil (GYE) for $394 round-trip on Avianca:New York (JFK) to Buenos Aires (EZE) for $542 round-trip on American:Los Angeles (LAX) to Buenos Aires (EZE) for $552 round-trip on LATAM:Don’t forget to use a credit card that earns additional points on airfare purchases, such as The Platinum Card® from American Express (5x on flights booked directly with airlines or American Express Travel), Citi Prestige® Card (5x on airfare), Chase Sapphire Reserve, American Express® Gold Card, Citi Premier® Card (3x on airfare) or the Chase Sapphire Preferred Card (2x on all travel purchases). Check out our guide to the best cards for airfare purchases to learn more.