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Fly or Drive Calculator — Total Family Cost Compared

The 2026 math for US families is simple: fares multiply per person, gas stays per car. Worked example — a family of 4 from New York to Orlando (940 mi, ~15 h each way) — driving costs $587 round trip ($257 gas: 1,880 mi ÷ 24 mpg × $3.29/gal + $110 tolls + 2 road hotels at $220) vs $1,460 to fly ($980 fares at $245 pp + $160 checked bags + $60 airport parking + $52/day rental car) — driving saves $873 (60%), trading ~30 driving hours for ~10.5 fly-side hours. Add the destination rental and driving wins even solo; without it the break-even is 2 travelers.

Driving total (family of 4, NYC ↔ Orlando)$587
Flying total (with bags, parking, rental)$1,460
Driving saves$873 (60%)
Time (round trip)30 h drive vs ~10.5 h fly
Break-even party size (no rental)2 travelers
SAR equivalent (savings)≈ 3,272 SAR

Entrées

940 mi · ~15 h drive each way · $3.29/gal avg (NY·NJ·VA·NC·SC·GA·FL) · tolls $110 RT

4 people

This corridor's real 2026 band: $170–$320 (economy incl. taxes).

2
5
2 nights

Auto-suggested: 2 nights (the 8 driving-hours/day rule, both directions).

Default scenario: NYC ↔ Orlando · 4 people · SUV · $245 fare — edit inputs
New York ↔ Orlando (I-95)
Driving wins — saves $873 (60%)
$587
driving total vs $1,460 to fly
≈ 3,272 SAR (pegged rate)Approximate FX rates — as of August 2026 · FX rates are approximate, for planning only.
Drive (round trip)$587
Gas$257 · 78.3 gal @ $3.29
Tolls$110
Road hotels (2 × 1 room)$220 · $110/night
Per person$147
Fly (round trip)$1,460
Airfare (4 × $245)$980
Bags (2 × $40 × 2 ways)$160
Airport parking (5 × $12)$60
Rental car (5 × $52)$260
Per person$365
Time cost
Driving30.0 h
Flying (flights + 5h overhead)10.5 h (5.5 + 5)

Flying saves ~19.5 hours — driving "earns" ~$45/hour.

Driving is cheaper even for a solo traveler at your current settings — fares, bags, parking and the rental already exceed gas and tolls.

Formula: (2×miles ÷ mpg × route state gas avg) + tolls + road nights × rooms vs fares + $40×bag×2 ways + parking + rental. Excludes wear (~$0.67/mi IRS) and food (equal on both sides).

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How the fly or drive calculator works

Saisissez les détails de votre voyage pour obtenir des chiffres de voyage actualisés.

  1. 1

    Étape 1

    Pick one of 12 busy US corridors (NYC↔Orlando, LA↔Vegas, Chicago↔Denver.) — the calculator loads each route's miles, drive hours, round-trip tolls and 2026 state gas averages, then suggests road hotel nights at 8 driving-hours per day.

  2. 2

    Étape 2

    Set your family size, car class (19–32 mpg), checked bags, days at destination and the rental-car toggle; slide the per-person round-trip fare inside the corridor's real 2026 band, or add the +40% holiday multiplier.

  3. 3

    Étape 3

    Compare both stacks side by side — gas + tolls + road hotels vs fares + $40 each-way bags + parking + rental — with the verdict, the break-even party size and the hours each option really takes.

Cas d'usage

Planifier le voyage

Obtenez des chiffres exacts et actualisés pour le voyage, au lieu de moyennes vagues.

Comparer les destinations

Comparez les destinations avant de réserver vols ou hôtels.

Budgétez avant de réserver

Connaissez la dépense attendue pour que les surprises ne fassent pas dérailler le voyage.

Conseils

  • 1

    Les prix varient selon la saison — revérifiez à l’approche de vos dates.

  • 2

    Utilisez les montants en devise locale ; les taux carte ajoutent des frais de conversion.

  • 3

    Réservez à l’avance en haute saison.

Erreurs fréquentes

  • Budgétiser avec des moyennes de haute saison.

  • Ignorer les délais d’obtention du visa avant de réserver.

FAQ

Is it cheaper to fly or drive from New York to Orlando?

For a family of four in 2026, driving wins clearly: about $587 round trip (1,880 miles ÷ 24 mpg × $3.29/gal I-95 state average = $257 of gas, $110 in tolls, plus two $110 road hotels) versus roughly $1,460 to fly ($245 round-trip fare × 4, $160 checked bags, $60 airport parking and a $260 rental car). Driving saves about $873 — the trade is roughly 30 hours behind the wheel vs about 10.5 hours door-to-door flying.

How much more do holiday fares cost on this comparison?

The holiday toggle applies +40% to the fare: a $245 round trip becomes $343 per person, an extra $392 for a family of four on the NYC↔Orlando corridor. Even at the bottom of the band ($170), four low-season fares total $680 — still more than the entire driving trip including tolls and road hotels. Peak-week fares are the single biggest lever on the flying side, which is why the slider carries the corridor's real band, not one average.

What hidden costs does each side carry?

Flying: $40 first-checked-bag fee each way per bag (a family checking two bags pays $160 round trip), airport parking around $12/day, a rental car near $52/day in car-dependent destinations, and about 5 hours of round-trip airport overhead (arriving early, security, bag claim, transfers). Driving: corridor tolls (up to $110 round trip NYC↔Orlando, $100 NYC↔Chicago), road hotels when the drive exceeds 8 hours per day, and wear-and-tear — the IRS rates it around $0.67/mile, which these totals deliberately exclude, keeping them conservative in driving's favor.

How is the break-even family size calculated?

Airfare is the only line that scales per person; gas, tolls and road hotels are per car. Every added traveler costs roughly $245 more to fly but almost nothing extra to drive. The calculator scans party sizes 1–12 using your exact fare, bags, parking and rental settings and reports the first size at which driving becomes cheaper — on NYC↔Orlando that is 2 travelers without a rental car, and solo the moment a $52/day destination rental is switched on. Families of 5+ almost always land below the line on long corridors.

How do checked bag fees change the fly vs drive math?

Every checked bag is $40 each way — $80 round trip: two bags cost a family $160 and four bags $320, often more than the gas for the whole drive. The bags stepper lets you zero it out for carry-on-only families (basic economy with a personal item, or Southwest-style flying), which shrinks the flying total by exactly that line. A family of four checking one bag each typically adds $640 a year in fees across a couple of trips — pure savings if the same clothes fit in the trunk.

What is the real time cost of flying vs driving?

Driving NYC↔Orlando is about 15 hours each way — 30 round trip plus overnight stops. Flying is a 2.7-hour flight each way plus about 5 hours of round-trip airport overhead (2 hours early each direction, security, bag claim, getting to and from the airport), so roughly 10.5 hours total. Flying therefore saves about 19.5 hours; value your road time at $20–30/hour and the $873 money gap narrows — but for most families the cash still wins at 940 miles, while the time argument flips on short corridors like LA↔Vegas where flying saves under an hour.

When does driving always win, no matter the math?

Short corridors and big families. LA↔Vegas is 270 miles and 4 hours: about $98 of gas round trip versus $1,020 for a family of four to fly with bags, parking and a rental — and flying saves under an hour door-to-door. NYC↔DC and NYC↔Boston behave the same. Add a party of five or more, or a destination where you need a car anyway (Orlando, Las Vegas, Denver), and flying never catches up below roughly 500 miles.

Does the calculator include a rental car at the destination?

Yes — it is on by default at $52/day (2026 compact/economy average including airport facility fees) and charged to the flying side for your full stay, while the driving side assumes your own car already there. In car-dependent destinations like Orlando, Las Vegas or Denver that single toggle is what pushes driving decisively ahead — with it, driving wins even for a solo traveler on NYC↔Orlando. Switch it off for New York, Boston, Washington DC or Chicago, where a rental is a liability and transit covers the visit.

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