Cheap Flights from Montevideo to Buenos Aires

Cheapest flights from Montevideo to Buenos Aires

Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Montevideo to Buenos Aires. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.

Cheapest one way flight

$80

Aerolineas Argentinas

Direct flight

0h 55m

01/21/2027

The cheapest one-way flight from Montevideo to Buenos Aires departs on 01/21/2027, is operated by Aerolineas Argentinas and costs $80

Cheapest round trip flight

$186

Aerolineas Argentinas

Direct flight

1h 45m

01/12/2027

The cheapest roundtrip flight from Montevideo to Buenos Aires departs on 01/12/2027, is operated by Aerolineas Argentinas and costs $186

The fastest flight

0h 55m

Fastest flight from Montevideo to Buenos Aires takes 0h 55m

Direct flights

Several times a week

There are direct flights on this route 5 days a week: Mo, Tu, We, Th, and Fr

Earliest flight

9:45 AM

Latest flight

9:35 PM

Average flight duration

55m

Direct flights count

28

Distance

204km

Timezone difference

0h

The distance between Montevideo and Buenos Aires is 204km (126 miles). The average flight duration is 55m. There are 28 direct flights from Montevideo to Buenos Aires. Montevideo and Buenos Aires are in the same time zone. Flights from Montevideo begin at 9:45 AM. The latest flight from Montevideo departs at 9:35 PM

Remember that on average the ideal time to book flights is 2 months before departure!

Airfare from Montevideo to Buenos Aires by month

The minimum one-way ticket price from Montevideo to Buenos Aires is $130 (April 2027), while the maximum is $139 (December 2026). On average, a ticket costs $134–$271.

April 2027

Lowest price

on average:

$130

December 2026

Highest price

on average:

$139

Avg Price

Price dynamics

Tickets from Montevideo to Buenos Aires cost roughly the same any month. This is convenient: you can plan your trip based on your schedule rather than prices.

Cheaper and more expensive periods

There is a slight difference: it's a bit cheaper in October 2026–November 2026 (averaging $131) and slightly more in December 2026–February 2027 ($139). But overall, the difference is small.

Best time to buy

On this route, you don't need to target specific months — prices are stable. The difference between the cheapest and most expensive period is only 6%. Book whenever it's convenient.

Price predictability

Monthly price variation is just 3.1%. Ticket costs on this route are among the most predictable.

Airlines operating on route

The route Montevideo — Buenos Aires is served by a single airline — Aerolineas Argentinas. This means that when planning your trip, you won’t need to spend time choosing between dozens of carriers: all flights are operated by one provider, which simplifies the booking process. Despite the limited choice, passengers can still plan ahead, select optimal departure dates, and buy tickets at the lowest price — from $80. Using our service, you can quickly compare available Aerolineas Argentinas flights and book a seat in advance at a favorable rate.

Aerolineas Argentinas

starting at $80

Non-stop flights from Montevideo to Buenos Aires

A non-stop flight is the most convenient and comfortable way to fly from Montevideo to Buenos Aires, despite the fact that sometimes flights with transfers can cost significantly less.

Montevideo — Buenos Aires

MVD — BUE

01/21/2027

Departure

Direct flight

AR1389

starting at $80

Montevideo — Buenos Aires

MVD — BUE

11/24/2026

Departure

Direct flight

AR1387

starting at $82

Montevideo — Buenos Aires

MVD — BUE

11/20/2026

Departure

Direct flight

AR1391

starting at $83

Montevideo — Buenos Aires

MVD — BUE

11/06/2026

Departure

Direct flight

AR1385

starting at $93

Montevideo — Buenos Aires

MVD — BUE

12/14/2026

Departure

Direct flight

AR1391

starting at $95

Montevideo — Buenos Aires

MVD — BUE

11/09/2026

Departure

Direct flight

AR1391

starting at $95

Montevideo — Buenos Aires

MVD — BUE

12/03/2026

Departure

Direct flight

AR1387

starting at $100

Montevideo — Buenos Aires

MVD — BUE

01/05/2027

Departure

Direct flight

AR1389

starting at $106

Montevideo — Buenos Aires

MVD — BUE

10/26/2026

Departure

Direct flight

AR1387

starting at $107

Montevideo — Buenos Aires

MVD — BUE

10/28/2026

Departure

Direct flight

AR1387

starting at $126

Schedule of direct flights from Montevideo to Buenos Aires

The only airline operating direct flights from Montevideo to Buenos Aires is Aerolineas Argentinas. Flights operate every day.

Aerolineas Argentinas

Every day

starting at $101

Montevideo airports overview

Carrasco International Airport

•

MVD

15km

•

Buenos Aires airports overview

Jorge Newbery Airport

•

AEP

8km

Serving Buenos Aires and the Río de la Plata waterfront, handles mainly domestic and regional flights with quick access to downtown and frequent connections across Argentina and neighboring countries.

Ministro Pistarini Airport

•

EZE

28km

Serves Buenos Aires as the primary international gateway, situated about 22 km southwest of the city; handles most long‑haul passenger and cargo flights.

•

Frequently asked questions (FAQ)

Answers to questions about the route that travelers are most interested in.

What is the cheapest price for flights from Montevideo to Buenos Aires?

The cheapest flight ticket from Montevideo to Buenos Aires according to data for the last 48 hours costs $80

When is the best time to buy air tickets on the route Montevideo — Buenos Aires?

Often the best time to buy tickets from Montevideo to Buenos Aires is 2 months before departure.

When is the cheapest time of year to fly from Montevideo to Buenos Aires?

Based on statistics over the past years, the lowest prices for flights from Montevideo to Buenos Aires can be found flying in these months: April, October, November.

How long does it take to fly from Montevideo to Buenos Aires?

The fastest flights from Montevideo to Buenos Aires start from 55 minutes in the air.

Which airline can fly direct from Montevideo to Buenos Aires?

The following airlines operate direct flights on the route Montevideo — Buenos Aires: Aerolineas Argentinas

Special offers and sales on air tickets from Montevideo to Buenos Aires

We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.

We couldn't find any special offers for flights from Montevideo to Buenos Aires

Alternative routes

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Cheapest one way flight

$80

Aerolineas Argentinas

Direct flight

0h 55m

01/21/2027

The cheapest one-way flight from Montevideo to Buenos Aires departs on 01/21/2027, is operated by Aerolineas Argentinas and costs $80

Cheapest round trip flight

$186

Aerolineas Argentinas

Direct flight

1h 45m

01/12/2027

The cheapest roundtrip flight from Montevideo to Buenos Aires departs on 01/12/2027, is operated by Aerolineas Argentinas and costs $186

The fastest flight