international · 11h 00m · 8,500 km

New York (JFK) to Buenos Aires

2 airlines · 2 aircraft ranked

In business class, American's Flagship Business (777-300ER) dominates the field with a 8.1/10.In premium economy, American's Premium Economy (777-300ER) leads the field with a 5.5/10.

How we score → Last updated June 2026

Quick pick

Best business class:clear winner

Fly American. It has a private suite and a door for privacy.

A noticeably better product that justifies the pick.

Best premium economy:strong pick

Fly American. It has free Wi-Fi (paid on LATAM).

If fares are comparable, this is the better cabin.

Best economy:strong pick

Fly American. It has free Wi-Fi (paid on LATAM).

If prices are similar, go with this one.

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1
Flagship BusinessAmerican · Boeing 777-300ER · 2024 cabinBest on route
Suite with door · 1-2-1 · 42" pitchAvg. reliabilityPoints: Citi TYP
Longer bed + Suite with door
8.1
Excellent
Seat 8.2·Amenity 7.9
2
Premium BusinessLATAM · Boeing 787-9 · 2023 cabin
Lie-flat · 2-2-2 · 45" pitchReliable
6.3
Good
Seat 5.3·Amenity 7.9

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Data verified June 2026

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Airlines on this route

Route insights

  • In business class, American's Flagship Business (777-300ER) dominates the field with a 8.1/10.
  • In premium economy, American's Premium Economy (777-300ER) leads the field with a 5.5/10.
  • In economy, American's Main Cabin (777-300ER) leads the field with a 5.1/10.

Frequently asked

Which is better in business: American or LATAM on JFK-EZE?

Flagship Business (American Airlines, 777-300ER) beats Premium Business (LATAM Airlines, 787-9) in business, scoring 8.1/10 vs 6.3. The deciding factor: a closed suite door vs an open cabin.

Which is better in premium economy: American or LATAM on JFK-EZE?

Premium Economy (American Airlines, 777-300ER) beats Premium Economy (LATAM Airlines, 787-9) in premium economy, scoring 5.5/10 vs 4.4. The deciding factor: Free Wi-Fi vs Paid Wi-Fi.

Which is better in economy: American or LATAM on JFK-EZE?

Main Cabin (American Airlines, 777-300ER) edges out Economy (LATAM Airlines, 787-9) in economy, scoring 5.1/10 vs 4.2. The deciding factor: AC + USB-C vs USB-C only. LATAM Airlines fights back on seat width.

What are the best seats in American Flagship Business on JFK-EZE?

Best: 1A and 1L are Flagship Suite Preferred seats with extra storage, mattress pads, and lumbar pillows. Odd-row window seats (3A, 5A, 7A, 3L, 5L, 7L) sit closer to the window for better privacy. Center pairs (D-G) in rows 1-4 work well for couples. Avoid: Row 9 and 10 flank the mid-cabin galley — expect noise and crew traffic. Rows 13-14 are closest to the premium economy divider. Even-row window seats sit closer to the aisle with less privacy than odd rows. 70 Adient Ascent suites with sliding doors replaced the old Zodiac Cirrus and eliminated First Class entirely. Wireless charging and Bluetooth audio at every seat. Pitch dropped from 43 to 42 inches in the retrofit.

What are the best seats in American Premium Economy on JFK-EZE?

Best: Row 20 bulkhead seats offer the most legroom. Window pairs (A-B and H-J) are best for couples. Avoid: Center seats in the 4-abreast middle section (D-E-F-G) in the last row have limited recline and are close to the economy cabin. Expanded from 28 to 44 seats in the retrofit. Now features privacy wings on headrests. Premium economy cabin is 8-abreast, same as pre-retrofit.

What are the best seats in American Main Cabin on JFK-EZE?

Best: Main Cabin Extra rows (approximately rows 30-33) offer 34 inches of pitch. Exit row seats provide significantly more legroom. Avoid: Last 2-3 rows near rear lavatories and galley are noisy and have limited recline. Middle seats in the 4-abreast center block (D-E-F-G) are least desirable. Main Cabin Extra pitch reduced from 35 to 34 inches in the retrofit. 10-abreast seating is standard for 777 economy. Three fewer lavatories in this configuration versus the pre-retrofit layout.