American Airlines 777-300ER
AAWide-body jet
Fleet as reported in the 2025 annual filing · Registry & ages refreshed Sep 1, 2026
- Passengers flown a year
- 2.4M
- 10th-largest American Airlines sub-fleet
- Airframes in the filing
- 20
- Airports served
- 12
- Countries
- 7
- Departures a day
- 26
- Average age
- 12.6 yr
How American Airlines flies its 777-300ER
Filed traffic dataThe count above is the 777-300ER airframes American Airlines owns (US DOT Form 41). This is how it actually flew them to 12 airports across 7 countries — the capacity and busiest routes filed with US DOT T-100 over the trailing 12 months.
Departures flown
9,551
May 2026
Seats flown
2,903,273
Passengers
2.4M
Load factor
82.4%
RPM ÷ ASM
Block hours
86,354
American Airlines's busiest 777-300ER routes
Its busiest 777-300ER routes over the trailing 12 months, by departures.
Dallas-Fort Worth – London (DFW–LHR)
2,016 departures · 505,443 passengers · 4,750 mi
82.5%
Load
New York – London (JFK–LHR)
1,635 departures · 379,862 passengers · 3,452 mi
76.4%
Load
London – Miami (LHR–MIA)
1,007 departures · 259,058 passengers · 4,425 mi
84.6%
Load
Charlotte – London (CLT–LHR)
879 departures · 220,583 passengers · 3,992 mi
82.5%
Load
Los Angeles – Sydney (LAX–SYD)
722 departures · 176,129 passengers · 7,487 mi
80.3%
Load
São Paulo – Miami (GRU–MIA)
719 departures · 196,769 passengers · 4,072 mi
90.0%
Load
Los Angeles – London (LAX–LHR)
698 departures · 165,903 passengers · 5,456 mi
78.2%
Load
Buenos Aires – New York (EZE–JFK)
415 departures · 105,806 passengers · 5,282 mi
83.9%
Load
Buenos Aires – Miami (EZE–MIA)
310 departures · 83,725 passengers · 4,406 mi
88.8%
Load
Dallas-Fort Worth – Miami (DFW–MIA)
261 departures · 62,120 passengers · 1,121 mi
78.3%
Load
Barcelona – New York (BCN–JFK)
129 departures · 34,481 passengers · 3,832 mi
88.0%
Load
129 departures · 31,749 passengers · 1,089 mi
81.0%
Load
New York – Madrid (JFK–MAD)
124 departures · 34,391 passengers · 3,589 mi
91.2%
Load
Dallas-Fort Worth – Tokyo (DFW–HND)
124 departures · 33,756 passengers · 6,462 mi
89.5%
Load
Dallas-Fort Worth – Madrid (DFW–MAD)
71 departures · 20,031 passengers · 4,965 mi
92.8%
Load
The longest and shortest American Airlines 777-300ER flights
The two ends of the type's working envelope, from the routes it actually flew — not what the airframe is certified to do.
Longest route flown
7,487 mi
Los Angeles – Sydney (LAX–SYD)
14h 21m block · 722 departures · 80% load
Flown by American Airlines.
Shortest route flown
1,089 mi
2h 59m block · 129 departures · 81% load
Flown by American Airlines. Also one of the type's busiest routes anywhere in the US — a short hop worked like a bus line.
Source: US DOT Bureau of Transportation Statistics, T-100 Segment. Data through May 2026.
Where American Airlines flies the 777-300ER from
American Airlines flies its 777-300ER from 12 US airports in 7 countries. The busiest, by departures:
- LHR
London
3,112 departures · 5 routes
33.9%
Share
- JFK
1,219 departures · 5 routes
13.3%
Share
- MIA
1,216 departures · 5 routes
13.3%
Share
- DFW
1,203 departures · 3 routes
13.1%
Share
- LAX
709 departures · 2 routes
7.7%
Share
- CLT
440 departures · 1 route
4.8%
Share
- EZE
Buenos Aires
361 departures · 2 routes
3.9%
Share
- SYD
Sydney
360 departures · 1 route
3.9%
Share
- GRU
São Paulo
359 departures · 1 route
3.9%
Share
- BCN
Barcelona
64 departures · 1 route
0.7%
Share
Where the 777-300ER sits in American Airlines's fleet
The 777-300ER is 1.9% of American Airlines's 1,029 tracked mainline aircraft.
Share of American Airlines's mainline fleet · each type a slice · the 777-300ER is the ringed slice at 1.9%
Other American Airlines types
How old is the American Airlines 777-300ER fleet?
Age is measured from each airframe's delivery date — the FAA airworthiness date where available, otherwise the manufacturer's. Bars share a fixed scale across every fleet page, so two carriers can be compared directly.
See all 20 777-300ER tail numbers in American Airlines's fleet →
Monthly American Airlines 777-300ER capacity
Frequently asked
How many 777-300ER does American Airlines have?
American Airlines operates about 20 777-300ER aircraft — 20 in service and 0 stored in its latest US DOT fleet filing.
Where does American Airlines fly the 777-300ER?
American Airlines flies its 777-300ER to about 12 US airports across 7 countries, its busiest route being DFW–LHR.
How old are American Airlines's 777-300ER?
American Airlines's 777-300ER fleet averages about 12.6 yr, ranging from 10.5 yr to 13.7 yr.
What is the longest 777-300ER route American Airlines flies?
The longest 777-300ER route American Airlines flew over the trailing 12 months is LAX–SYD, about 7,487 miles.