Cheap flights from Quito to Buenos Aires from $239

The cheapest month to fly to Buenos Aires from Quito is in April. Flight prices, which tend to average around $526, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of April, then book flights to Buenos Aires from Quito during September instead. Flights to Buenos Aires in September, while not as cheap as those in April, still average around $546.

On average, the least expensive day to fly to Buenos Aires from Quito is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $628. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Buenos Aires on Friday is $704.

Fly from Quito Mariscal Sucr to Buenos Aires Ministro Pistarini for the best Quito Mariscal Sucr - Buenos Aires flight prices

You are more likely to see cheaper flights to Buenos Aires from Quito when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires for around $630 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires from Quito for as low as $548 on momondo.

There is only 1 cabin class available to choose from on Quito to Buenos Aires flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 21% on your flight if you consider stops on a Quito to Buenos Aires flight.

Historically, on average around 7% of flights between Quito and Buenos Aires have experienced a delay on any given week. The average delay length over the past 12 months has been 80 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Saturday is statistically the day of the week which experiences the fewest number of delays on this flight route. Tuesday has historically seen more delays on average compared to the rest of the week.

According to our data, Avianca have had the least number of delays on this route over the last 12 months; with about 7% of their flights experiencing any sort of delay.

Lima (LIM) was the most common stop: 65% of momondo users choosing 1-stop flights on this route connected there.

Flights via Lima (LIM) offer the lowest average round-trip price of $454.

Flights connecting via Guayaquil (GYE) have the shortest average one-way travel time: 8h 18m.

Panama City (PTY) has the shortest average layover time for this route: 2h 59m.

The number of flights available between Quito and Buenos Aires is 1 per day as of September 2026. The most frequent departure time is 3:00AM, with 88% of daily flights leaving in the morning.

The number of flights available between Quito and Buenos Aires is 7 per week as of September 2026. The most frequent departure day is Thu, with 29% of weekly flights leaving on this day.