Due to next-gen plane, cutting-edge expertise, and a surge in demand for seamless worldwide journey, ultra-long-haul flights are pushing the boundaries of contemporary aviation. Immediately’s longest nonstop routes prime 18 hours and canopy almost 10,000 miles, linking cities like Singapore and New York or Auckland and Doha in a single, uninterrupted leg. Forward, we have compiled a few of the longest industrial flights on carriers like Qantas, Singapore Airways, and Air New Zealand—plus expert-approved methods that can assist you benefit from each mile on these marathon journeys at 35,000 ft.

1. New York (JFK) to Singapore (SIN)

Flight time: 18 hours and 40 minutes
Service: Singapore Airways
Variety of miles: 9,536

At almost 19 hours lengthy, this New York Metropolis to Singapore flight, operated by Singapore Airways, is the world’s longest passenger flight, each by distance and length. Passengers fly aboard a specifically configured Airbus A350-900ULR, designed for ultra-long-range journey with enhanced gas capability and luxury. It additionally includes a distinctive two-class format—with business class and premium economy (learn: no commonplace financial system)—to optimize the onboard expertise for this marathon journey.

2. Singapore (SIN) to Newark (EWR) 

Flight time: 18 hours and 25 minutes
Service: Singapore Airways
Variety of miles: 9,523

This Singapore to Newark flight clocks in simply shy of 18 hours and half-hour—barely shorter than its New York-to-Singapore counterpart listed above. It is operated by the identical plane, the Airbus A350-900ULR, which, as famous earlier, omits financial system seating in favor of simply premium financial system and enterprise class to make sure a extra snug expertise.

3. New York (JFK) to Auckland (AKL)

Flight time: 18 hours
Service: Air New Zealand, Qantas
Variety of miles: 8,828

This 18-hour Air New Zealand flight is notable for connecting New Zealand and the U.S. East Coast on an unusually lengthy nonstop route. It is operated by a specifically configured Boeing 787-9 Dreamliner, that includes 18 enterprise class seats, 21 premium financial system seats, and 263 financial system seats—together with a number of Economy Skycouch rows, the place adjustable leg rests can remodel commonplace seats into lie-flat couch-style areas.

In Might 2025, Air New Zealand started flying newly retrofitted Dreamliners outfitted with bigger 4K screens, Bluetooth audio pairing, and the choice to make use of private gadgets as remotes. Beginning in 2026, the airline plans to roll out its progressive «Skynest» sleeping pods—a bunk-bed-style setup designed to offer financial system passengers a spot to lie flat and relaxation throughout ultra-long-haul flights.

Qantas additionally gives this route on the identical airplane.

4. San Francisco (SFO) to Bengaluru (BLR)

Flight time: 17 hours and 55 minutes
Service: Air India
Variety of miles: 8,701

Simply 5 minutes shy of the 18-hour mark, this San Francisco to Bengaluru route from Air India, which launched in 2021, covers a whopping 8,701 miles.

The voyage takes place aboard a Boeing 777-200LR, an ultra-long-range plane designed particularly for these marathon routes. Onboard, passengers can count on a three-class configuration, together with enterprise class outfitted with lie-flat seats, premium financial system, and commonplace financial system. Whereas the product might not be probably the most cutting-edge amongst worldwide carriers, the route, which connects two tech hubs—Silicon Valley and Bengaluru—makes it a serious draw for enterprise vacationers.

5. Los Angeles (LAX) to Singapore (SIN)

Flight time: 17 hours and 35 minutes
Service: Singapore Airways
Variety of miles: 8,762

Connecting Southeast Asia with the U.S. West Coast, this 17-hour, 35-minute journey from Los Angeles to Singapore is likely one of the world’s longest nonstop flights. Operated by Singapore Airways, the route is flown aboard the aforementioned Airbus A350-900ULR, which is distinguished by its absence of an financial system cabin. Not solely does this route hyperlink two international enterprise hubs, nevertheless it additionally serves as a key gateway for U.S. vacationers heading to Southeast Asia, making it simpler than ever to discover the area.

6. Dallas (DFW) to Melbourne (MEL)

Flight time: 17 hours and 35 minutes
Service: Qantas
Variety of miles: 8,990

Operated by a Boeing 787-9 Dreamliner, this Qantas flight spans almost 9,000 miles, connecting Australia with the southern United States in slightly below 18 hours, eliminating the necessity for layovers in Los Angeles or Sydney. With lie-flat enterprise class seats, premium financial system, and commonplace financial system choices, it is designed to serve each enterprise and leisure vacationers making the trek throughout the globe. From Dallas, vacationers can proceed onward to many locations across the U.S. with companion airline, American Airways.

7. Perth (PER) to London (LHR)

Flight time: 17 hours and half-hour
Service: Qantas
Variety of miles: 9,009

This Qantas flight from Perth to London was the first-ever nonstop industrial service between Australia and the UK. Protecting greater than 9,000 miles in roughly 17.5 hours, it launched in 2018 and marked a serious milestone in ultra-long-haul journey by eliminating stopovers in Asia or the Center East. Aboard the Boeing 787-9 Dreamliner, you may discover lie-flat enterprise class, premium financial system, and commonplace financial system cabins.

8. Dallas (DFW) to Sydney (SYD)

Flight time: 17 hours and quarter-hour
Service: Qantas
Variety of miles: 8,580

This Dallas to Sydney route can also be thought-about to be one of many world’s longest nonstop industrial flights. Whereas Qantas primarily makes use of the Boeing 787-9 Dreamliner on worldwide routes like this flight, the airline will start alternating with the Airbus A380 plane in August 2025. The latter plane gives further seats and can also be the one one in Qantas’ present fleet to function a first-class. Along with 14 first-class seats, it’s going to provide 70 enterprise class seats, 60 premium financial system seats, and 341 financial system seats.

9. Auckland (AKL) to Doha (DOH)

Flight time: 17 hours and 20 minutes
Service: Qatar Airways
Variety of miles: 9,031

Spanning a complete of 9,031 miles, Qatar Airways’ Auckland to Doha flight route ranks among the many world’s longest flights. Passengers fly aboard Qatar Airways’ Airbus A350-1000, that includes the airline’s award-winning Qsuite Enterprise Class, full with totally lie-flat beds and sliding privateness doorways. In financial system, vacationers take pleasure in beneficiant legroom and a strong number of in-flight leisure.

Along with linking New Zealand with the Center East, this route gives simple onward connections to Europe, Africa, and Asia by way of Qatar Airways’ hub at Hamad Worldwide Airport in Doha.

10. Auckland (AKL) to Dubai (DXB)

Flight time: 17 hours and 5 minutes
Service: Emirates
Variety of miles: 8,823

Emirates’ Auckland to Dubai service ranks among the many longest A380-operated flights on this planet, masking 8,823 miles in simply over 17 hours. The route serves as a key jumping-off level for locations throughout Europe, Africa, and Asia, because of Emirates’ in depth community out of Dubai.

Onboard the expansive double-decker plane, passengers can count on the airline’s signature facilities: non-public first-class suites, lie-flat enterprise class seats, an onboard lounge and bar for premium cabins, and spacious financial system cabins.

Ideas for Getting By Extremely-long-haul Flights

Go for mild, nutrient-dense meals and snacks.

«Earlier than embarking on a long-haul flight, it is a good suggestion to decide on mild, nutrient-rich meals to maintain you feeling snug and energized,» says Lauren Manaker, MS, RDN, LD, a registered dietitian primarily based in Charleston, South Carolina. Select easy-to-digest meals like lean proteins, complete grains, and vegatables and fruits, whereas avoiding heavy, greasy meals and carbonated drinks, which might contribute to bloating. For in-flight sustenance, Manaker recommends packing healthful snacks (suppose: nuts, seeds, and granola bars) to assist preserve power ranges all through the journey.

Keep hydrated.

«Staying hydrated throughout a flight is essential as a result of the cabin air might be fairly dry,» explains Manaker. «Attempt to drink water commonly all through the flight, aiming for not less than a cup each hour.»

Whereas not important, she notes that electrolyte dietary supplements might be useful—particularly on longer flights—as they replenish key minerals and help hydration extra successfully than water alone. One in every of her go-to choices is Now’s Effer-Hydrate Effervescent Tablets, that are «simple so as to add to water whereas within the air.»

Alter to your vacation spot time zone.

Whenever you board the airplane, regulate your clocks to the time at your vacation spot and do your finest to eat, sleep, and performance based on that new time zone, advises Dr. Rebecca Robbins, a sleep scientist at Brigham and Girls’s Hospital and an assistant professor of medication at Harvard Medical Faculty. «As an example, when you board an in a single day flight from New York to London, it most definitely is the nighttime at your vacation spot.» To assist your physique regulate, she recommends consuming an early dinner the day of departure, skipping the in-flight meals and drinks, and letting the flight attendants know you’d favor to not be disturbed so you will get some sleep.

Be strategic about your sleep setup.

Dr. Robins recommends touring with pre-tested sleep equipment, akin to earplugs and eye masks, telling Journey + Leisure, «Consider these as your armor in opposition to sounds and light-weight on the airplane, which you can’t all the time management.» Equally, «You may additionally deliver alongside objects that provide you with consolation, akin to a shawl that may double as a blanket.»

Use meditation to ease into relaxation.

In accordance with Dr. Robbins, if you end up exhausted however unable to sleep—a typical problem when crossing time zones—specializing in respiration workout routines and mindfulness strategies can assist calm your physique and ease you right into a restful state. «In case you are struggling to sleep, shut your eyes and attempt to meditate,» she advises. «Convey all of your consideration to your breath, then think about a shiny mild at your third eye. Focus all of your consideration on that mild, increasing the sunshine whenever you breathe in and making the sunshine smaller as you breathe out.»

Think about taking melatonin.

«Taking exogenous melatonin, or melatonin in pill kind, for coping with jetlag might be useful,» explains Dr. Robbins. That is key as a result of, per the professional, «melatonin essentially is for points regarding a mismatch between our internally coded sleep and wake instances and the sample of sunshine and darkness round us and/or social time at a brand new vacation spot.» As all the time, seek the advice of your physician earlier than beginning any new complement.