The Boeing seven sixty-seven and the miles-per-gallon number that surprises everyone

The Boeing 767 burns somewhere between 1,500 and 1,800 gallons of jet fuel per hour at cruise, which works out to roughly a third of a mile per gallon as a raw aircraft number. But that figure is misleading on its own. Divide the fuel among a full cabin of 218 passengers, and each person is getting approximately 75 miles per gallon — better than most hybrid cars on the road, at 480 knots and flight level 350.

How Much Fuel Does a Boeing 767 Burn Per Hour?

The 767, depending on the variant (dash 200 or dash 300), burns in the neighborhood of 1,500 to 1,800 gallons per hour at cruise. For perspective, a Cessna 172 burning about eight gallons per hour would need roughly 200 hours of flight time to consume what a 767 goes through in 60 minutes.

At a typical cruise speed of 470 to 480 knots true airspeed — approximately 550 statute miles per hour — the aircraft’s raw fuel economy comes out to about 0.34 miles per gallon. By that measure alone, your pickup truck is more efficient on its worst day.

How Per-Passenger Math Changes Everything

A typical 767-300 in a two-class configuration seats around 218 passengers. Some carriers pack them tighter, closer to 250 or 260. Using 218 as a baseline:

• 1,600 gallons per hour divided by 218 passengers = roughly 7.3 gallons per person per hour
• At 550 miles covered per hour, each passenger gets approximately 75 miles per gallon

That figure is competitive with — and often better than — a Toyota Prius. The difference is the 767 is crossing continents and oceans at flight level 350.

What Are the Caveats to That 75 MPG Number?

The 75 MPG figure comes with important qualifiers. It assumes a full airplane. Load factor matters enormously. At 70% occupancy, per-passenger efficiency drops into the mid-50s MPG — still respectable, but less dramatic.

The number also reflects cruise phase only, which is the most efficient segment of any flight. It does not account for fuel burned during taxi, takeoff, climb, descent, and approach, all of which are significant. The full gate-to-gate calculation pulls the figure down further.

Still, the fundamental point holds: on a per-mile, per-person basis, a full widebody jet is competitive with a single person driving a car — and dramatically faster.

How Does the 767 Compare to General Aviation Fuel Burn?

The comparison is humbling for GA pilots. A Beechcraft Bonanza burns about 14 gallons per hour carrying, typically, one person. That works out to roughly 13 miles per gallon with one soul on board. The 767, on a per-passenger basis, is nearly six times more efficient.

Scale changes everything. The most wasteful flight — whether in a 767 or a Bonanza — is one with empty seats that could have been filled.

Why Airlines Obsess Over Fuel Efficiency

Every tenth of a percent improvement in specific fuel consumption is worth millions of dollars per year across an airline’s fleet. This is why Boeing and Airbus invest billions in aerodynamic refinements, winglets, engine technology, and composite structures.

The 787 Dreamliner, which replaced the 767 on many routes, achieves roughly 20% better fuel economy per seat. That improvement translates directly to the bottom line and pushes per-passenger efficiency even higher.

The 767’s Role in the ETOPS Revolution

The 767 first flew in 1981 and entered service in 1982 with United Airlines. It hit a sweet spot in the market — not as large as the 747, not as small as the 757. Two engines, two aisles, and enough range for transcontinental and transatlantic operations.

The 767 was the airplane that proved you didn’t need four engines to cross an ocean safely. It became the backbone of ETOPS (Extended-range Twin-engine Operational Performance Standards) operations, which was itself a fuel efficiency story. Two engines burn less fuel than four, with less maintenance, less weight, and less drag. The economics were compelling, and the safety record confirmed it.

The 767 Is Still Flying — Especially as a Freighter

Boeing delivered over 1,100 767s during the type’s production run. Many remain in service today, particularly as freighters. FedEx, UPS, and Amazon Air have built significant cargo operations around the aircraft. When a next-day package arrives at your door, there’s a reasonable chance a 767 brought it. Even hauling cargo instead of passengers, the economics of the fuel burn still work because the airplane was designed right from the start.

Key Takeaways

• The Boeing 767 achieves roughly 75 miles per gallon per passenger at cruise with a full cabin — better than most hybrid cars
• Load factor is everything: at 70% occupancy, efficiency drops to the mid-50s MPG per passenger; the cruise-only figure also overstates gate-to-gate performance
• The 767 proved the ETOPS concept, demonstrating that two engines could safely and efficiently replace four on oceanic routes
• Scale drives efficiency in aviation — the same principle applies whether you’re filling a 218-seat widebody or offering a friend a ride in a Bonanza
• More than 1,100 were built, and the type remains in active service as a freighter more than four decades after its first flight

Sources: Simple Flying’s breakdown on 767 fuel economy; Boeing published performance data.