Cheap flights from Buenos Aires to Montevideo from $117

The month of October is, on average, the cheapest month to fly to Montevideo from Buenos Aires, with most prices found around $95. If you’re not able to fly to Montevideo in October, then December is your next best option. Flight prices from Buenos Aires to Montevideo during December average around $123.

The cheapest day to depart on your flight to Montevideo is on a Friday when prices can be found for as low as $188. This is often the case because there is less demand to fly during this day of the week. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Buenos Aires to Montevideo for around $212.

The cheapest time of day to fly to Montevideo is in the evening when flights can be purchased for as low as $187. In the afternoon is when there is more demand to fly to Montevideo, so prices are often more expensive at around $251 per ticket.

Fly from Buenos Aires Jorge Newbery to Montevideo Carrasco for the best Buenos Aires - Montevideo Carrasco flight prices

As of May 2026, prices for Buenos Aires to Montevideo flights are approximately 100% more expensive when compared to flights at the same time last year.

Historically, on average around 13% of flights between Buenos Aires and Montevideo have experienced a delay on any given week. The average delay length over the past 12 months has been 85 minutes.

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

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

According to our data, Aerolineas Argentinas have had the least number of delays on this route over the last 12 months; with about 13% of their flights experiencing any sort of delay.

As of May 2026, there are 3 flights per day flying from Buenos Aires to Montevideo. The most common time of day flights depart is 7:00AM, with 94% of flights taking off at noon.

23 flights are operational weekly from Buenos Aires to Montevideo as of May 2026. The most popular departure day for this route is Tue, with 22% of flights per week taking off on this day.