This year marks the 22nd anniversary of the first flight of the Boeing 777-300ER, one of the most successful widebody airliners in the manufacturer’s portfolio. Boeing introduced the 777 program in the 1990s to bridge the gap between the twin-engined 767 and quad-engined 747, while also replacing aging DC-10 and L-1011 trijets. Over the years, it developed several variants, including the initial -200, the longer-range 777-200ER, and the stretched -300. Later, in the early 2000s,
Boeing launched the 777-300ER as the largest and longest-range member of the family.
Since entering service, it has become the most successful 777 variant and the backbone of many leading carriers’ long-haul fleets. According to data from ch-aviation, there are currently around 704 777-300ERs in active service worldwide. The aircraft continues to see consistent long-haul demand across major markets. Next month, according to an aviation analytics provider, Cirium data shows that airlines have scheduled more than 34,300 flights with the type.
Qatar Airways’ Doha-London Heathrow Service Will Be The Busiest
The busiest 777-300ER route in October will be
Doha–
London Heathrow, operated by
Qatar Airways. The airline has scheduled about 134 flights on the corridor, and is offering nearly 49,670 seats. It will use both its 354-seat and higher-density 412-seat variants, with up to four daily flights on most days and six on peak days. From October 26, when the northern winter season begins, Qatar will for the first time operate up to ten daily flights to Heathrow in total, with as many as six using the 777-300ER.
The second-busiest route is London Heathrow–
New York JFK, operated by British Airways. Until the winter schedule starts, the airline will run up to five daily flights with the 777-300ER, and then reduce frequencies as it will shift more flights to the 777-200ER and 787-10. The third-busiest is Dubai–Delhi, flown by Emirates. The airline has about 124 flights planned, averaging four per day; it will be using both its 777-300ER versions, one with premium economy and one without.
Dubai–Male will also see up to four daily flights, most of them with premium economy through October, but will drop to a single daily flight with the new cabin once the winter season begins. Additionally, other high-frequency routes include Air France’s Paris–New York JFK service, with four daily flights, and American Airlines’ Dallas/Fort Worth–London Heathrow corridor, which also sees up to four daily departures on the type.
Emirates Is Offering The Most 777-300ER Flights Next Month
Overall,
Emirates, which is the world’s largest Boeing 777-300ER operator, has scheduled the highest number of flights with the type in October. The Dubai-based carrier has scheduled around 8,800 flights across its global network. It currently operates a fleet of 119 777-300ERs, many of which serve as the backbone of its long-haul and regional operations.
Beyond key South Asian and Indian Ocean markets such as Delhi and Male, Emirates will also operate three to four daily flights on routes including Riyadh, Dhaka, Hyderabad, Johannesburg, Chennai, Manila, Karachi, Kuwait, and Mumbai. Notably, Johannesburg became the latest city in Africa to welcome a premium economy-equipped 777 on September 1. Furthermore, several other destinations will see up to two daily flights, particularly in Europe.
These include Dublin, Frankfurt, Geneva, Hamburg, Lisbon,
London Stansted, Brussels, and Rome Fiumicino. Asian markets such as Kuala Lumpur, Phuket, Jakarta, Beijing, Singapore, Shanghai, and Bangalore are also served with double-daily frequencies, alongside African and Middle Eastern cities including Cape Town, Nairobi, Seychelles, Beirut, and Tehran. The airline also uses the Boeing widebody on some multi-sector routes, such as Bangkok–Siem Reap, Bangkok–Da Nang, Harare–Lusaka, Accra–Abidjan, and Colombo–Male.
|
Some of Emirates’ Busiest 777-300ER Routes In October 2025 |
|||
|---|---|---|---|
|
Route |
Total Flights (One-way) |
Total Seats (One-way) |
Frequency/Configuration |
|
Dubai-Delhi |
124 |
44,640 |
Four daily; operated by 360-seat (8F/42J/310M) variant |
|
Dubai-Male |
123 |
42,040 |
Four daily; three flights with premium economy (8F/40J/24W/260M), one without (8F/42J/310M) |
|
Dubai-Riyadh |
107 |
35,508 |
Up to four daily; one of the shortest 777-300ER routes (543 mi); mostly premium economy–fitted aircraft |
|
Dubai-Dhaka |
93 |
36,832 |
Three daily; mix of 354-seat and 421-seat (35J/386M) variants |
|
Dubai-Hayderabad |
93 |
35,371 |
Three daily; operated by both 360-seat and 421-seat variants |
|
Dubai-Johannesburg |
93 |
31,558 |
Three daily; two flights use Premium Economy aircraft (8F/40J/24W/260M), one with 354-seat (8F/42J/304M) |
|
Dubai-Chennai |
93 |
35,371 |
Three daily; mix of 360-seat three-class and 421-seat two-class; no Premium Economy |
|
Dubai-Manila |
93 |
36,954 |
Three daily; mix of 354-seat three-class and 421-seat two-class; no Premium Economy |
|
Dubai-Mumbai |
80 |
28,174 |
Three daily on Thu–Sun; twice daily Mon and Wed; one daily Tue; Premium Economy starts Oct 26 (one flight daily); also served by A380s and A350s |
Several Other Carriers Using The 777-300ER On Busy Long-Haul Corridors
Furthermore, in addition to Emirates, several other carriers have scheduled multiple daily flights on some of their busiest routes. EVA Air, for instance, has scheduled three daily departures from Taipei to both Los Angeles and San Francisco. Additionally, the airline is also deploying the type heavily on its Taipei–Bangkok service, with around 90 flights in October, including three daily departures on Mondays, Tuesdays, and Wednesdays, four on Thursdays and Saturdays, and two on Fridays and Sundays.
Cathay Pacific is another carrier that is utilizing the 777s on some of its busiest routes. It has scheduled three daily departures from Hong Kong to London Heathrow, offering more than 29,400 seats. The airline will also offer up to three daily flights to Los Angeles, with about 81 flights planned one way for October.
Besides, across the Atlantic, American Airlines’ New York JFK–London Heathrow service also remains one of the busiest 777-300ER routes. The carrier will operate three daily departures until October 26, after which it will cut one daily flight as part of its winter adjustment on this flagship transatlantic corridor.

