Previously seen trips
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Parada de AUtobus Union | Terminal de Retiro | No tags | |||||
| Parada de AUtobus Union | Terminal de Retiro | No tags | |||||
| Parada de AUtobus Union | Terminal de Retiro | No tags | |||||
| Parada de AUtobus Union | Terminal de Retiro | No tags |
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Bus Unión to Buenos Aires, AR: Trip Overview
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Based on 2304 reviews, the company was rated 3.8 stars on Busbud. Travellers were especially satisfied with the ticket access and the staff but often complained with the WiFi. Chevallier ticket prices on this trip start at US$28
Unión to Buenos Aires Bus
With Busbud, comparing and booking tickets for a bus from Unión to Buenos Aires is a breeze. Browse through an extensive selection of bus fares and bus schedules to find the best deals.
Bus service from Unión to Buenos Aires will be provided by the most trusted bus companies.
From cheap bus tickets to more luxurious buses travelling from Unión to Buenos Aires, we offer a wide range of bus services to best suit your needs depending on how much your budget is.
Where are the popular stops in Unión and Buenos Aires?
Frequently asked questions on the trip Unión - Buenos Aires, AR
How far is Unión from Buenos Aires?
Unión and Buenos Aires are 694 km (431 miles) apart.
What are the departure and arrival locations for buses traveling from Unión to Buenos Aires?
Buses departing from Parada de AUtobus Union in Unión will take you to Terminal de Retiro in Buenos Aires.
Find cheapest prices for buses
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from Unión to Buenos Aires, AR was searched and found on Sep 16, 2025 with a price of US$42To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Unión to Buenos Aires, AR, as early as possible.
About Bus Travel
Bus Travel Tips
Meet and talk to locals at the bus stations while travelling from Unión to Buenos Aires.There is no better way to get inside travel information while exploring a new city than to go straight to its people.
Much more than a mere vehicle taking you from Unión to Buenos Aires, riding the bus will expose you to some of the most stunning panoramas while enroute to your final bus stop.
Taking the bus creates the smallest carbon footprint compared to other modes of transport. Not to mention that buses will allow you to discover scenic gems from Unión to Buenos Aires that are otherwise impossible to come by with a plane.
Tune out to the fine sounds of your best music playlist on your bus trip from Unión to Buenos Aires while indulging in miles on end of beautiful scenic views.
Did you know?
Did you know some bus companies in Germany offer to their passenger low-costs snacks and regional beer based on their destination? Prosit!
The average number of passengers on a coach bus is 32 meaning that a bus could replace a minimum of at least 30 cars!
One of the longest bus route in the world goes all the way from Ontario to Alberta in Canada (with the same bus). This trip is 3,435 km or 2,135 miles long and the price is a bit under $100.
Top travelled bus routes
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Popular Buses Connecting Unión
Buses Leaving from Unión
Buses Going to Unión
Popular Buses Connecting Buenos Aires
Buses Leaving from Buenos Aires
- Bus from Buenos Aires to Mercedes
- Bus Buenos Aires - Mercedes
- Buenos Aires - Mercedes
- Bus from Buenos Aires to Azul
- Bus Buenos Aires - San Martín
- Buenos Aires - Merlo
- Bus from Buenos Aires to Salta
- Bus Buenos Aires - Posadas
- Buenos Aires - San Antonio Oeste
- Bus from Buenos Aires to La Paz
- Bus Buenos Aires - Pinamar
- Buenos Aires - Tandil
- Bus from Buenos Aires to 9 de Julio
- Bus Buenos Aires - Pergamino
- Buenos Aires - Villa Gesell
Buses Going to Buenos Aires
- Bus from San Martín to Buenos Aires
- Bus Merlo - Buenos Aires
- San Miguel - Buenos Aires
- Bus from San Miguel to Buenos Aires
- Bus Colón - Buenos Aires
- Colón - Buenos Aires
- Bus from San Carlos de Bariloche to Buenos Aires
- Bus San José - Buenos Aires
- Concepcion Del Uruguay - Buenos Aires
- Bus from Salta to Buenos Aires
- Bus Rosario - Buenos Aires
- Santa Fe - Buenos Aires
- Bus from Mar del Plata to Buenos Aires
- Bus Mercedes - Buenos Aires
- Pedro Luro - Buenos Aires
Popular routes in this country
- Bus from Buenos Aires to Puerto Iguazú
- Bus El Calafate - Perito Moreno
- Salta - Cafayate
- Bus from El Calafate to Glaciar Perito Moreno
- Bus Posadas - Córdoba
- Mendoza - Buenos Aires
- Bus from Córdoba to Buenos Aires
- Bus Morón - Mar del Tuyú
- San Carlos de Bariloche - Mendoza
- Bus from San Carlos de Bariloche to El Chaltén
- Bus Córdoba - Mendoza
- Buenos Aires - San Antonio de Areco
- Bus from Buenos Aires to Rosario
- Bus El Chaltén - San Carlos de Bariloche
- Salta - Tilcara