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19 May 2026 · SunnVio

When is the cheapest time to book a rental car?

Timing easily makes a difference of tens of percent on a rental car. Here is exactly when to book for the lowest price, how prices move through the year, and which mistakes cost you money.

The golden rule: 2 to 6 months ahead

Rental companies use dynamic pricing: the fewer cars available, the higher the price. For high season (July/August) that means: book between February and April and you often pay far less than someone deciding in June. Over a two-week holiday rental the difference quickly adds up to hundreds of euros. For May, June and September, 2 to 3 months ahead is usually enough; for the summer holidays, the earlier the better.

Good to know: booking early with SunnVio is risk-free, because you can cancel free of charge until pick-up. You lock in the low price without any obligation.

How prices move through the year

January–March: the cheapest months to book for summer. Full choice, keen prices.
April–May: summer prices start climbing; still a good moment.
June: the cheap categories (small cars and automatics) sell out first at popular airports like Malaga, Faro and Crete.
July–August: booking for immediate departure is at its most expensive — sometimes two to three times the early-bird price.
October–December: low season; last-minute is often affordable then.

Small choices, big price differences

The trap of the "cheapest" deal

The lowest headline price on a comparison site is rarely the lowest final price. At the desk you often face a mandatory extra insurance, a high excess or deposit surprises. Always compare the all-in price: including all insurance, zero excess and a fair fuel policy (full-to-full). That is exactly what we arrange as standard.

The smart way to do it

Know your travel dates? Then request a free, no-obligation quote right away. We compare the current market, you see the best all-in price within one day, and since cancellation is free until pick-up, you lock it in without any risk. Price drops later? We simply rebook.

Frequently asked questions

How far in advance should I book a rental car for the summer holidays?

For July and August, 3 to 6 months ahead is cheapest. The lowest-priced categories at popular airports often sell out by June.

Is last-minute booking ever cheaper?

Rarely at holiday destinations in high season. In low season last-minute can work out fine, but choice is limited. Booking early with free cancellation is almost always the smarter route.

Can I change my booking if the price drops later?

With SunnVio you cancel free of charge until pick-up. If we spot a better price later, we simply rebook — you are never locked in.

Ready for your next trip?

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