The same private jet. The same route. The same crew. One passenger pays the full charter rate; another pays a fraction of that on an empty leg. It is not a different product, a reduced service, or a hidden catch in the pricing. It is a direct consequence of how the economics of private aviation work — and once you understand the structure, the discount stops looking surprising and starts looking inevitable.
Browse current private jet empty leg deals on AeroCorner.
How a full charter price is built
When a charter operator prices a flight, they are accounting for costs that fall into two categories: the costs of operating the specific flight, and the costs of running the business that makes that flight possible.
The direct costs of a flight include fuel, which scales with distance and aircraft weight; crew costs, including pay, per diem, and any hotel nights required by rest regulations; landing and handling fees at each airport; overflight permits for international routes; and catering. On a transatlantic sector in a large-cabin jet, fuel alone can run to tens of thousands of dollars. On a one-hour domestic hop in a light jet, the same line items are much smaller, but they follow the same structure.
On top of direct operating costs sit the fixed costs of keeping an aircraft available: maintenance, insurance, crew salaries when the aircraft is not flying, hangarage, and the depreciation of the aircraft itself. These costs exist whether the plane flies twice a day or once a week. Charter operators spread them across the revenue-generating flights they do complete. A flight that generates no revenue still contributes to those fixed costs — so every empty flight makes it harder to cover them.
Finally, the operator builds in a margin. Charter is a capital-intensive business with significant overhead and variable demand. Profit margins in private aviation are not as wide as the price tags might suggest — operators need to price for the flights that do not happen as well as those that do.
The result is a charter price that fully reflects the cost of operating the aircraft, running the company, and making a return on the investment. That is what a standard charter quotation represents.
What changes for an empty leg
When an empty leg exists, the operator’s cost calculation has already been run — for the original charter booking. The crew is already rostered and paid. The aircraft is already positioned at the departure airport. The fixed costs have already been absorbed into the revenue from the outbound leg. The aircraft is going to fly the repositioning sector regardless.
What the operator is trying to recover on the empty leg is not the full cost of operating the aircraft. It is the marginal cost: the additional expenses that arise specifically because a passenger is on board. That means fuel for the sector (which the jet burns whether anyone is sitting in it or not), landing and handling fees at the destination, any catering ordered, and the broker’s commission. The crew is already on duty. The fixed costs are already covered.
Sunk costs and marginal costs
In economics, a sunk cost is one that has already been committed and cannot be recovered regardless of what happens next. For an empty leg, the crew costs, aircraft depreciation, and positioning expenses are sunk — the operator pays them whether the plane carries passengers or not. The empty leg price only needs to cover the marginal costs: the additional expenses a passenger booking actually adds.
This is why operators are willing to price empty legs at a steep discount. They are not losing money by selling them below the full charter rate — they are recovering some revenue on a flight they were going to operate anyway. Any price above the true marginal cost is better than nothing. The discount is not generosity; it is rational pricing under a different set of conditions.
Why the discount is not always as large as it looks
Empty leg pricing in practice is messier than the clean economic logic suggests. Operators do not always price at the minimum marginal cost, and the “up to 75% off” figures that appear in broker marketing are real in some cases and misleading in others. Several factors shape how much of the theoretical discount you actually see.
Route length and aircraft size
On a long-haul sector in a large-cabin jet, fuel is the dominant cost, and it is a cost the aircraft incurs regardless of passenger load. The gap between what a passenger adds to the cost equation and what the full charter would have been is very wide — so the discount can be dramatic. On a short domestic hop in a light jet, the fixed costs are smaller relative to the total, and the marginal cost of carrying a passenger is a higher proportion of the fare. The percentage discount tends to be less striking on shorter routes.
How the operator sets the floor
Operators are not obligated to price at marginal cost. If a particular route has strong commercial demand, or if the timing is convenient enough that they expect interest, they may price the empty leg closer to the standard charter rate. The discount floor is set by economics; the ceiling is set by what the market will pay on short notice. In practice, empty legs on popular routes between major business aviation hubs tend to carry smaller discounts than repositioning flights between less-trafficked airports.
Broker commission
Most empty legs are sold through brokers rather than directly by operators. The broker takes a commission from the booking, which is factored into the price you see. This does not meaningfully narrow the discount — the underlying economics still apply — but it is worth understanding that the listed price includes the intermediary’s margin. Direct operator bookings, where available, can occasionally be marginally cheaper, but the broker platforms provide aggregation and convenience that usually justifies the difference.
Timing and urgency
An operator who listed an empty leg two weeks ago and still has no booking as the departure date approaches has increasing incentive to reduce the price. An empty leg that departs in six hours with no buyer is about to generate zero revenue. This dynamic means last-minute empty legs can be significantly cheaper than the same route listed well in advance. It also means prices are not static: operators and brokers adjust them as departure approaches and demand signals come in.
The discount in practice
The largest empty leg discounts occur on long-haul routes in large-cabin jets, where fuel is the dominant cost and the marginal cost of carrying a passenger is small relative to the full charter price. Short-haul light jet repositioning flights typically carry more modest discounts. The timing, route, and how urgently the operator needs to fill the seat all affect the final price.
What the price does not include
One thing worth understanding before comparing an empty leg price to a commercial airline fare: the empty leg price typically covers the entire aircraft, not a single seat. Private charter — empty leg or otherwise — is priced per flight, not per person. If you see an empty leg listed and book it, you are chartering the jet for that sector. The number of seats filled is up to you.
This means the value equation looks very different depending on how many people are travelling. A solo traveller paying the full empty leg price for a seat they could have filled with seven colleagues is getting a worse deal per head than a group who splits the cost. Many empty leg bookings are group trips precisely because the per-person economics work best when the aircraft is full.
The best-value scenarios
Understanding the economics points to the situations where empty legs represent the strongest value proposition.
A group travelling together on a route that happens to have a repositioning flight available gets the clearest benefit: the per-person cost can come close to business class on a commercial carrier, with the full private aviation experience. The aircraft is chartered for the group, the FBO experience is private, and the schedule has at least some flexibility around the fixed departure window.
A solo traveller or couple on a long-haul sector in a large-cabin jet also finds that the economics can work — not necessarily on a cost-per-head basis against commercial, but as a premium experience at a price that would otherwise be inaccessible. A long-haul empty leg in a wide-cabin aircraft at a significant discount from the standard charter rate is still a meaningful spend, but for travellers who have been priced out of private aviation entirely, it may be the only realistic entry point.
The scenario where the economics are least compelling is a solo traveller on a short domestic hop in a light jet at close to the standard charter rate. In that case, the underlying discount may be small, and the total cost may be hard to justify against first class or business class commercial alternatives on the same route.
To see what is currently available and assess whether a specific route and aircraft combination makes sense for your situation, the most direct step is to check the live listings.
Browse current private jet empty leg deals on AeroCorner.
Where to go next
The economics explain why the discount exists. The next question is what the practical limitations are — the constraints on route, timing, and cancellation risk that come with buying into a repositioning flight rather than chartering an aircraft directly. That is covered in The Catch With Empty Leg Flights. If you are ready to move to the booking side, How to Find and Book a Private Jet Empty Leg Flight covers the process from search to confirmation. Or read What Is a Private Jet Empty Leg Flight? for a grounding in how these flights come to exist in the first place.
FAQ
Sources and references used for research and fact-checking.
About the Author
Tim is the owner and editor-in-chief of AeroCorner, where he has spent the last seven years overseeing aviation content covering aircraft, airlines, airports, and the broader aviation industry. Through years of researching, editing, and publishing aviation-focused content, he has developed extensive practical knowledge of commercial aviation and air travel. Based in Asia and a frequent traveler himself, Tim also brings firsthand passenger experience to AeroCorner’s coverage. Outside of publishing, he has also explored aviation firsthand through hands-on flight training in New Zealand.