Question : How long do most people stay in Newark when they fly in from Buenos Aires?
Answer : Of course you're not most people, but if you were, you'd stay roughly 14 days.
Question : If your plans are flexible, have you considered changing your departure day?
Answer : The lowest-cost day to fly in February is Monday. Having flexibility in your travel plans means you can save, so be sure to plan ahead when possible.
Question : Are prices changing frequently for this route?
Answer : Flight prices for EZE to EWR fluctuate much more than most. Remember, the sooner you book, the more you're able to save.