Route guide

Asuncion to Buenos Aires (ASU-AEP): Nonstop Upgrade & Award Space

Amaszonas Paraguay, Aerolíneas Argentinas, B&H Airlines, and Hahn Air Systems fly nonstop between Asuncion (ASU) and Buenos Aires (AEP), roughly 35 times a week. Because so many carriers compete on this route, premium seats turn over daily, and upgrade or award space can open and close within hours. 2LNR tracks confirmed availability on every ASU to AEP departure, so you know which flights have space before you book.

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

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35
Nonstop flights a week
646 mi
Nonstop distance
Free
To get started

Confirmed upgrade & award space on every ASU 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 Asuncion 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 ASU 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 ASU to AEP on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Asuncion to Buenos Aires nonstop

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

  • Amaszonas Paraguay
  • Aerolíneas Argentinas
  • B&H Airlines
  • Hahn Air Systems
See ASU to AEP on the interactive map →

Frequently asked questions about ASU to AEP

How far is Buenos Aires from Asuncion?
ASU to AEP covers about 646 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from ASU to AEP?
Amaszonas Paraguay, Aerolíneas Argentinas, B&H Airlines, and Hahn Air Systems fly the route nonstop. 2LNR tracks confirmed upgrade and award space on all four of them.
How many flights a week are there from ASU to AEP?
About 35 nonstop flights a week run between Asuncion and Buenos Aires in the current schedule, operated by Amaszonas Paraguay, Aerolíneas Argentinas, B&H Airlines, and Hahn Air Systems. Frequency shifts by season; the calendar on this page reflects what's currently scheduled.
How do I check upgrade or award availability on ASU to AEP?
Open the ASU to AEP calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Asuncion to Buenos Aires route, and 2LNR will notify you when space opens. It's free to start.

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