To save up to 39% on this flight, we recommend booking at least 39 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from St. Louis to Argentina from $1,390 1-2 weeks out and tickets from $1,610 for flights departing within the next 72 hours.
Our data shows that July tends to be the cheapest month to fly to Argentina from St. Louis. Users have commonly found prices around $1,200 for the month, but tickets can be as low as $934. Due to multiple factors, prepare for potentially higher prices in August.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from St. Louis to Argentina as you normally would.
||$771||$1,119||No cancel fee||N/A|
||$934||$1,237||No cancel fee||67%|
||$1,084||$1,661||No cancel fee||71%|
||$1,096||$1,331||No cancel fee||70%|
||$1,177||$1,408||No cancel fee||69%|