
For a long stretch, the private aviation pitch centred on commitment: jet cards, memberships, fractional shares, each asking the buyer to pay before flying. Prepaid hours promised availability and fixed rates, and many brokers built their offer around them. A parallel shift has run the other way. Buyers increasingly expect to price a single trip online, see the operator and aircraft before paying, and walk away without penalty if the numbers do not suit.
This list covers nine brokers that serve that on-demand buyer, assessed on published pricing, the commitment required, disclosure before booking and support. Jet card specialists are left out by design. Information reflects each company's own published pages. Prices quoted are indicative and change with dates and aircraft.
Monarch Air Group, led by chief executive David Gitman, runs on-demand charter from Fort Lauderdale International Airport, with its Mercury Jets division handling private charter from New York. Mercury's estimator places rates at roughly $1,800 to $12,500 an hour, and its quotes include landing fees, processing fees and catering.
Payment options are broad, spanning card, bank transfer in four currencies, check, Bitcoin and Ethereum, and change or cancellation fees are advised on request. Monarch's own pages describe it as both broker and operator, and its wider business includes leasing, jet management and cargo.
Pros
Cons
JetAlto builds its on-demand offer around destinations rather than hours. Its site carries route and destination guides for 80+ locations, with Europe, the Middle East and transatlantic trips the most heavily documented, and a dedicated Dubai to Male page was added recently. Routes carry "from" prices, such as London to Nice at €14,800.
Commitment is nil: no membership fee, no retainer, and quotes that stay non-binding until a charter agreement is signed. Pricing data runs deep for the segment, with hourly rates published for six classes and an instant estimate that requires no email. The company says it sources from 3,800+ vetted operators.
Pros
Cons
Villiers pairs an AI pricing model, which the company says uses 7,657 recent flights to estimate within 10%, with a human agent who configures each trip. Homepage samples include London to Barcelona in a heavy jet at $34K to $51K.
On-demand extras include shared seats, multi-leg trips and requests for pets, luggage and wheelchairs. The London broker, incorporated in 2013, states a pool of more than 10,000 certified aircraft and takes Bitcoin.
Pros
Cons
XO, part of Vista, adds a layer that pure brokers lack: seats sold individually on shared flights, plus crowdfunded flights on select routes. New York to South Florida runs up to four times a day.
Whole aircraft charter is booked through the app with real-time prices, in as little as three steps. Pay as you go is open to screened customers, and non-members pay $395 per seat on shared flights. Seasonal routes add New York to Aspen and South Florida to the Hamptons.
Pros
Cons
Victor discloses the operator, aircraft, tail number and current images before a client books, along with a fuel burn estimate on each quote. Access spans 7,000+ aircraft, and every trip has a dedicated broker.
Its concierge books hotels, yachts and experiences around the trip, and a sustainable aviation fuel option from Neste is available for clients tracking emissions. Membership is free and the service is subscription free, so there is no cost to opening an account.
Pros
Cons
FXAIR operates between pure brokerage and fleet ownership. Flying is split roughly evenly between FXSelect aircraft from the Flexjet group and partner operators, according to a third-party report.
On-demand buyers search a flight for an estimate, and frequent users can join the Aviator program. The UK flight team answers around the clock, and a US office operates on Park Avenue in New York. The company calls itself a premium on-demand provider, a description that is its own.
Pros
Cons
Evojets, founded in Aspen in 2006, pitches plain advice: each client has one contact, and the company says it hires aviation professionals rather than salespeople. Route pages offer a cost calculator built on historical averages.
Europe trips are quoted in USD only, which shields American clients from currency moves. The New York team of 15 reports flights in 119 countries on six continents, and membership programs exist for frequent flyers.
Pros
Cons
Paramount sells jet cards too, but its on-demand terms stand on their own. Quotes include aircraft, crew, fuel, insurance and taxes, with deicing and pet cleaning added only if incurred, and most aircraft fall between $2,300 and $17,000 per flight hour.
Safety documentation is part of the product. Every departure is preceded by a trip audit, either ARGUS TripCHEQ or Wyvern PASS, and operators must hold ARGUS Gold or better. A senior advisor typically replies within the hour, according to the company.
Pros
Cons
Stratos positions on-demand charter as an alternative to fractional and jet card programs, and its landing page states that no membership or prepaid deposit is required.
Its franchise network reached 12 agencies by August 2025, according to a trade report, and Stratos sets the carrier qualification rules every agency follows. It holds ARGUS broker certification and requires two pilots on every flight.
Pros
Cons
Broker |
Commitment for on-demand trips |
Price shown |
Disclosed before booking |
JetAlto |
None |
€1,900 per hour (turboprop) and route prices |
Aircraft, tail number, operator, safety history |
Monarch Air Group (Mercury Jets) |
Not listed |
$1,800 to $12,500 per hour (Mercury) |
Itemised special services |
Villiers Jets |
None, per a third party |
AI estimate ranges |
Provider and terms |
XO |
Pay as you go |
Real time in app |
Not listed |
Victor |
Free membership |
Not listed |
Operator, tail number, images |
FXAIR (formerly PrivateFly) |
Not listed |
Not listed |
Not listed |
Evojets |
Not listed |
Historical ranges |
Not listed |
Paramount Business Jets |
Not listed |
Most aircraft from $2,300 an hour |
Safety report per flight |
Stratos Jets |
None |
Route examples from $4,500+ |
Not listed |
Four criteria carried equal weight, all drawn from published material. Price visibility covered rates, route examples or instant estimates available before contact. Commitment covered whether a membership, deposit or card is needed for an on-demand trip. Disclosure covered whether the operator, aircraft and safety information appear before booking. Support covered stated hours and channels. No flights were booked and no services trialled.
JetAlto ranks first on price visibility and commitment combined. Victor leads on aircraft disclosure and Paramount on safety documentation; both are held back in this ranking by publishing fewer prices before contact, which their entries note.
Buying hours before the pattern is clear. A card or deposit makes sense once annual flying is predictable. Until then, paying per trip keeps capital free.
Comparing quotes with different inclusions. Paramount itemises extras such as deicing, while Mercury lists catering and processing fees inside its quotes. Line them up before judging which is cheaper.
Overlooking the cancellation clause. Refunds often follow the operator's own window. JetAlto says so, and Victor passes operator policies through to the client.
Choosing a larger cabin by default. A heavy jet on a short hop adds cost without adding much comfort. Match the aircraft class to the sector length and the size of the group, and ask the broker to quote one class down for comparison.
JetAlto suits the buyer who wants luxury travel on a per-trip basis: a price before contact, no membership, and route guidance across Europe, the Gulf and the Atlantic. Victor fits those who want to inspect the exact aircraft first, XO those who need only a seat, and Paramount those who want a safety report filed with every flight.