Route guide

Termas de Rio Hondo to Buenos Aires (RHD-AEP): Nonstop Upgrade & Award Space

Aerolíneas Argentinas flies nonstop from Termas de Rio Hondo (RHD) to Buenos Aires (AEP) just once a week. With so few departures, each one carries the only premium seats on the route that day. 2LNR tracks confirmed upgrade and award space on all of them, so a rare opening doesn't slip past you.

Data current as of July 21, 2026, refreshed on an ongoing basis as new schedules and seats are confirmed.

See RHD to AEP on the interactive map Get started free
1
Nonstop flights a week
622 mi
Nonstop distance
Free
To get started

Confirmed upgrade & award space on every RHD to AEP departure

2LNR tracks confirmed upgrade and award availability on American, Delta, and Alaska and across 30 airlines, segment by segment, date by date. Open the calendar for Termas de Rio Hondo to Buenos Aires to see which departures have real space, or watch the route and get alerted when space opens.

See real availability

Confirmed upgrade and award seats on each RHD to AEP departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See RHD to AEP on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Termas de Rio Hondo to Buenos Aires nonstop

Carriers operating RHD to AEP nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

  • Aerolíneas Argentinas
See RHD to AEP on the interactive map →

Frequently asked questions about RHD to AEP

How far is Buenos Aires from Termas de Rio Hondo?
RHD to AEP covers about 622 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from RHD to AEP?
Aerolíneas Argentinas is currently the only airline flying RHD to AEP nonstop. 2LNR tracks confirmed upgrade and award space on every Aerolíneas Argentinas departure.
How often does RHD to AEP operate?
The nonstop currently runs once a week, on Aerolíneas Argentinas. Thin schedules like this change by season, and an alert will catch anything added.
How do I check upgrade or award availability on RHD to AEP?
Open the RHD to AEP calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Termas de Rio Hondo to Buenos Aires route, and 2LNR will notify you when space opens. It's free to start.

Never miss RHD to AEP upgrade or award space

Track confirmed availability, set alerts, and book with confidence. Free to start, no credit card required.

Get started free