Singapore Airlines (SQ) continues to dominate ultra-long-haul travel with Airbus A350 operations, as airlines expand routes exceeding 17 to 19 hours in 2026.

These flights connect major global hubs such as New York (JFK), Newark (EWR), and Singapore (SIN), reflecting growing demand for nonstop intercontinental travel.

The Airbus A350 has become a key aircraft for long-distance efficiency, enabling airlines like Qatar Airways (QR), Air India (AI), and Delta Air Lines (DL) to operate some of the world’s longest nonstop routes.

With improved range and fuel efficiency, the aircraft supports direct connectivity between distant markets while maintaining passenger comfort.

Top 10 Longest Flights in the World You Can Take on Airbus A350Photo: Airbus

Longest A350 Routes

Singapore Airlines leads the rankings with the longest Airbus A350 routes globally, operating nonstop flights from New York (JFK) and Newark (EWR) to Singapore (SIN).

These flights exceed 19 hours and remain the longest commercial routes in operation.

The airline uses the Airbus A350-900ULR variant, designed for ultra-long-haul missions with extended range capabilities.

These aircraft feature premium-heavy configurations to enhance passenger comfort on long-duration flights. The routes operate daily, connecting North America with Southeast Asia without stopovers.

Flights between Los Angeles (LAX) and Singapore (SIN) also rank among the longest, with durations approaching 18 hours.

Singapore Airlines continues to deploy both standard and ultra-long-range A350 variants on this route to maintain operational flexibility.

With improved range and fuel efficiency, the aircraft supports direct connectivity between distant markets while maintaining passenger comfort.Photo: Clément Alloing

Airbus’ Ultra Long Haul A350 routes

Qatar Airways operates some of the longest Airbus A350-1000 routes, including Doha (DOH) to San Francisco (SFO) and Dallas/Fort Worth (DFW).

These flights typically exceed 17 hours and connect the Middle East with major US cities.

The Doha to San Francisco route is among the longest operated by the A350-1000, highlighting the aircraft’s capabilities in long-haul operations.

Similarly, Dallas/Fort Worth services maintain strong connectivity between the Gulf region and North America.

Air India has also entered the ultra-long-haul segment with Airbus A350-900 services connecting Delhi (DEL) to New York (JFK) and Newark (EWR).

These flights typically operate around 17 hours, although operational adjustments have been made due to airspace restrictions.

Cathay Pacific Airbus A350Photo: Clément Alloing

A350’s Global Route Expansion

Other airlines are expanding Airbus A350 long-haul routes to strengthen global networks. Cathay Pacific (CX) operates long-distance flights between Dallas/Fort Worth (DFW) and Hong Kong (HKG), with flight times exceeding 17 hours.

Delta Air Lines maintains a significant presence in this segment with nonstop service between Johannesburg (JNB) and Atlanta (ATL).

This route operates close to 17 hours and connects Africa with the United States efficiently.

RankRouteAirlineAircraft TypeFrequencyFlight Time1New York (JFK) – Singapore (SIN)Singapore Airlines (SQ)A350-900ULRDaily19h 15m2Newark (EWR) – Singapore (SIN)Singapore Airlines (SQ)A350-900ULRDaily19h 10m3Los Angeles (LAX) – Singapore (SIN)Singapore Airlines (SQ)A350-900 / A350-900ULR10x Weekly17h 50m4Doha (DOH) – San Francisco (SFO)Qatar Airways (QR)A350-1000Up to 4x Weekly17h 40m5San Francisco (SFO) – Singapore (SIN)Singapore Airlines (SQ)A350-900 / A350-900ULR2x Daily17h 30m6Doha (DOH) – Dallas/Fort Worth (DFW)Qatar Airways (QR)A350-1000Up to 2x Daily17h 30m7Delhi (DEL) – New York (JFK)Air India (AI)A350-9005x Weekly17h 20m8Delhi (DEL) – Newark (EWR)Air India (AI)A350-9004x Weekly17h 20m9Dallas/Fort Worth (DFW) – Hong Kong (HKG)Cathay Pacific (CX)A350-1000 / A350-900Daily17h 15m10Johannesburg (JNB) – Atlanta (ATL)Delta Air Lines (DL)A350-900Daily (Seasonal)17h 05m

Data Shared By: Simple Flying

These routes highlight a broader industry trend toward longer nonstop flights enabled by advanced aircraft technology.

Airlines continue to prioritize direct connections to reduce travel time and improve passenger convenience.

The Airbus A350 remains central to this shift, offering extended range, lower fuel consumption, and enhanced onboard comfort.

As airlines refine long-haul strategies, more routes exceeding 17 hours are expected to enter service in the coming years.

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