international · 9h 15m · 7,100 km
Miami to Buenos Aires
2 airlines · 2 aircraft ranked
In business class, American's Flagship Business (787-8) edges out the field with a 6.3/10.In premium economy, American's Premium Economy (787-8) edges out the field with a 4.4/10.
Quick pick
Fly American. It has 32 more inches of legroom and direct aisle access.
If fares are comparable, this is the better cabin.
Fly American. It scores higher across seat comfort and amenities.
If fares are comparable, this is the better cabin.
Fly LATAM. It scores higher across seat comfort and amenities.
If prices are similar, go with this one.
Select two airlines to compare head-to-head
Data verified June 2026
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Airlines on this route
Route insights
- In business class, American's Flagship Business (787-8) edges out the field with a 6.3/10.
- In premium economy, American's Premium Economy (787-8) edges out the field with a 4.4/10.
- In economy, LATAM's Economy (787-9) edges out the field with a 4.2/10.
Frequently asked
Which is better in business: American or LATAM on MIA-EZE?
Flagship Business (American Airlines, 787-8) and Premium Business (LATAM Airlines, 787-9) score virtually the same in business: 6.3 vs 6.3/10. The biggest gap is power — AC + USB-C vs no power — but neither carrier pulls ahead overall.
Which is better in premium economy: American or LATAM on MIA-EZE?
Premium Economy (American Airlines, 787-8) and Premium Economy (LATAM Airlines, 787-9) score virtually the same in premium economy: 4.4 vs 4.4/10. The biggest gap is power — AC + USB-C vs no power — but neither carrier pulls ahead overall.
Which is better in economy: American or LATAM on MIA-EZE?
Economy (LATAM Airlines, 787-9) edges out Main Cabin (American Airlines, 787-8) in economy, scoring 4.2/10 vs 3.8. The deciding factor: USB-C only vs no power. American Airlines fights back on dining.
What are the best seats in American Flagship Business on MIA-EZE?
Best: Forward-facing window seats for privacy. Avoid: Rear-facing seats feel narrower due to fixed armrests. Adjacent seats share a structural base — movement transfers. Safran Concept D in alternating forward/rear-facing 1-2-1. AA's weakest widebody business product. B&O headphones. Casper duvet (no mattress pad). Panasonic satellite wifi (paid, slow). Pre-orderable meals.