--- title: "Rio Cuarto to Buenos Aires flights: who flies RCU-AEP" description: "Aerolíneas Argentinas flies Rio Cuarto (RCU) to Buenos Aires (AEP) nonstop twice a week as AR 1591, scheduled at 1h 10m. See the full timetable and who flies it on 2LNR." canonical: "https://2lnr.com/routes/rcu-aep" url: "https://2lnr.com/routes/rcu-aep.md" date_modified: "2026-10-22T04:36:48Z" --- # Rio Cuarto to Buenos Aires (RCU-AEP): nonstop flights and who flies them Aerolíneas Argentinas flies nonstop from Rio Cuarto (RCU) to Buenos Aires (AEP) just twice a week. In the timetable below it flies as AR 1591, scheduled at 1h 10m for the 353 miles. Schedule last changed October 22, 2026. Departure times come from 2LNR's schedule data; confirm with the airline before you book. Updated October 23, 2026. See RCU to AEP on the interactive map [Get started free](https://2lnr.com/login) 2 Flights a week, 4-week average 1h 10m Scheduled flight time 353 mi Nonstop distance Free To get started ## Rio Cuarto to Buenos Aires flight schedule Scheduled nonstop departures for RCU to AEP starting October 22, 2026. The most recent change we recorded to this route's schedule was on October 22, 2026, and a settled schedule can go a long time without one. Airlines retime and cancel flights, so confirm with the airline before you book. Scheduled nonstop departures from Rio Cuarto (RCU) to Buenos Aires (AEP) | Date | Flight | Airline | Departs RCU | Arrives AEP | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Thu, Oct 22 | AR 1591 | Aerolíneas Argentinas | 13:35 | 14:45 | 1h 10m | [Embraer E190](https://2lnr.com/seatmaps/ar/e190.md) | | Thu, Oct 29 | AR 1591 | Aerolíneas Argentinas | 13:35 | 14:45 | 1h 10m | Embraer E190 | | Thu, Nov 5 | AR 1591 | Aerolíneas Argentinas | 11:35 | 12:45 | 1h 10m | Embraer E190 | | Sat, Nov 7 | AR 1591 | Aerolíneas Argentinas | 11:35 | 12:45 | 1h 10m | Embraer E190 | | Tue, Nov 10 | AR 1591 | Aerolíneas Argentinas | 11:35 | 12:45 | 1h 10m | Embraer E190 | | Thu, Nov 12 | AR 1591 | Aerolíneas Argentinas | 11:35 | 12:45 | 1h 10m | Embraer E190 | | Sat, Nov 14 | AR 1591 | Aerolíneas Argentinas | 11:35 | 12:45 | 1h 10m | Embraer E190 | Showing all 7 scheduled RCU to AEP departures across 7 days with service, starting October 22, 2026. Later dates are on the interactive map. Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline hasn't filed that value in the schedule data we hold. Aircraft are the equipment the airline filed, named where the code pins down one type and shown as the family or the bare code where it doesn't. Swaps can happen up to departure. See every RCU to AEP date on the interactive map ## Aircraft on the Rio Cuarto to Buenos Aires nonstop Aerolíneas Argentinas flies the [Embraer E190](https://2lnr.com/seatmaps/ar/e190.md) on every departure in the schedule table on this page. Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## The full RCU to AEP nonstop schedule This page carries the full RCU to AEP nonstop schedule, who operates each departure and how often it runs; the reverse direction is linked below. ### See the schedule Who operates each RCU to AEP nonstop and how often it runs, from 2LNR's schedule data. ### Plan on the map See RCU to AEP on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Rio Cuarto to Buenos Aires nonstop Carriers operating RCU to AEP nonstop in the current schedule. - [Aerolíneas Argentinas (AR) route map](https://2lnr.com/routes/airlines/ar.md)\ [The aircraft AR flies](https://2lnr.com/seatmaps/ar.md) See RCU to AEP on the interactive map → ## Frequently asked questions about RCU to AEP **How long is the flight from Rio Cuarto (RCU) to Buenos Aires (AEP)?** AR 1591 is scheduled at 1h 10m from Rio Cuarto (RCU) to Buenos Aires (AEP) on every departure in the schedule table on this page. The nonstop covers about 353 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from RCU to AEP?** Aerolíneas Argentinas is currently the only airline flying RCU to AEP nonstop. 2LNR doesn't show award or upgrade space for it on RCU to AEP, so this page carries the schedule rather than a space claim. **How often does RCU to AEP operate?** The RCU to AEP nonstop currently runs twice a week, on Aerolíneas Argentinas. Thin schedules like this change by season, and on Pro an alert will catch anything added. **What time do flights from RCU to AEP depart?** Scheduled RCU to AEP nonstops in the next 7 days with service leave between 11:35 and 13:35, local time at Rio Cuarto. The schedule table on this page lists every departure by date, with its arrival time and aircraft. **Which flights operate RCU to AEP nonstop?** Aerolíneas Argentinas flies AR 1591 nonstop from Rio Cuarto (RCU) to Buenos Aires (AEP), the only flight number in the schedule table on this page. The table lists each date with its departure and arrival times and aircraft. **Does 2LNR show upgrade or award space on RCU to AEP?** Not on this route: 2LNR doesn't show award or upgrade space for Aerolíneas Argentinas on RCU to AEP. The page carries the full RCU to AEP nonstop schedule and who flies each departure, and the reverse direction is linked below. Flying the other way? See [AEP to RCU nonstop flights](https://2lnr.com/routes/aep-rcu.md). Award seats rather than schedules? See [award availability by airline](https://2lnr.com/awards.md). Looking beyond this route? See [every route from Rio Cuarto (RCU)](https://2lnr.com/routes/rcu.md), or [every route from Buenos Aires (AEP)](https://2lnr.com/routes/aep.md). Nonstops to Buenos Aires (AEP) from other airports within 150 miles of Rio Cuarto (RCU): - [Merlo (RLO) to Buenos Aires (AEP)](https://2lnr.com/routes/rlo-aep.md), 89 miles from RCU - [San Luis (LUQ) to Buenos Aires (AEP)](https://2lnr.com/routes/luq-aep.md), 117 miles from RCU - [Cordoba (COR) to Buenos Aires (AEP)](https://2lnr.com/routes/cor-aep.md), 128 miles from RCU Distances are great-circle between the airports, not driving distance. - [How to plan an upgrade by route](https://2lnr.com/guides/upgrade-strategy.md) ## See the full RCU to AEP nonstop schedule Every scheduled departure on this route, with who flies it. 2LNR shows upgrade and award space by date on the carriers it tracks, the next 14 days free on every product and the full horizon on Pro. [Get started free](https://2lnr.com/login)