Cheap flights from Houston George Bush Intcntl Airport to South America from $108

In general, September is the cheapest month to fly from Houston George Bush Intcntl Airport to South America. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $608. If you aren’t able to travel during the month of September, then book flights to South America from Houston George Bush Intcntl Airport during June instead. Flights to South America in June, while not as cheap as those in September, still average around $628.

The cheapest day to depart from Houston George Bush Intcntl Airport to South America is on a Tuesday when prices can be found for as low as $883. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Houston George Bush Intcntl Airport to South America for around $980.

Our data shows that the cheapest Houston George Bush Intcntl Airport to South America flights are usually those with departure times in the afternoon. Our users have found flights to South America in the afternoon for as low as $928. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,515 on average. Flights to South America from Houston George Bush Intcntl Airport at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Fly from Houston George Bush Intcntl to Lima J Chavez Intl for the best Houston George Bush Intcntl - South America flight prices

You are more likely to see cheaper flights to South America from Houston George Bush Intcntl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to South America for around $787 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to South America from Houston George Bush Intcntl Airport for as low as $662 on momondo.

There are 3 cabin classes available to choose from on Houston George Bush Intcntl to South America flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Spirit Airlines, Avianca, and Azul are the most popular carriers operating from Houston George Bush Intcntl to South America

United Airlines, Spirit Airlines and Avianca are the top three most popular airlines that fly to South America from Houston George Bush Intcntl Airport according to our data. United Airlines is the first choice among our users, with 40% of people opting to fly with this airline when traveling to South America. Keep in mind that there are 8 different airlines that fly to South America on a routine basis, so you have a few additional options to choose from.

As of March 2026, 15 flights take off from Houston George Bush Intcntl Airport and land in South America each day. The most common flight departure time for this route is 8:00PM, with 64% of daily flights taking off in the evening.

As of March 2026, there are 111 flights per week flying from Houston George Bush Intcntl Airport to South America. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.