I-VII 07:00 – 00:00
Avis is the established international rental brand at Porto Airport (OPO) – a dependable, terminal-desk choice with global backing, usually pricier than Porto's local value operators but reassuringly predictable. Economy cars start around €10–18/day ($11–$20) in low season, and there's good news on tolls: the A28 to Viana and the A4 to Vila Real became toll-free in 2025. This guide covers Avis in Porto, the real prices, how it compares, and the practical tips for driving the north.
Avis operates a terminal desk at Porto Airport, with the reassurance of a global brand.
Porto Airport (OPO) is a large, competitive market, which keeps prices reasonable outside peak summer. Expect roughly the following in 2026:
Average Daily Rates at Porto Airport by Season
Booked 4–6 weeks in advance, prices in EUR
| Season | Manual Economy | Manual Compact | Automatic Compact |
|---|---|---|---|
| Low (Nov–Feb) | €10–18 | €14–22 | €26–40 |
| Shoulder (Mar–May, Oct) | €18–28 | €22–36 | €36–52 |
| Peak (Jun–Sep) | €30–45 | €36–55 | €52–80 |
International brands like Avis sit above the best local value operators for the same car class.
Estimated rental cost by trip length
from €10/day
Illustrative — daily rate × days at the lowest 2026 starting price; real prices vary by season & demand.
Porto Rental Budget Calculator
Compare live Porto car rental prices →Rate prefilled with the lowest off-season Porto daily rate — change it for your dates and car class.
Avis is part of the Avis Budget Group and operates a terminal desk at Porto Airport, often sharing premises with sister brand Budget. You get a standard, predictable rental experience and the reassurance of a global brand for one-way drops and breakdowns.
Collect at the arrivals-hall desk and pick up the car in the airport car park – quick and straightforward outside peak periods. Watch the counter upsell on insurance.
The subject of this guide. A dependable international choice with a Porto terminal desk and global support. Usually pricier than the locals, and watch the counter upsell, but reliable and convenient.
A well-rated Portuguese brand that often undercuts the global chains while keeping service high – a strong value pick in Porto.
The strongest international brand at Porto for a newer fleet and a predictable process. Pricier; watch the upsell.
Local Porto companies frequently beat the chains on price and flexibility. Worth a direct quote alongside the comparison sites.
Aggressive upsells, fuel and damage disputes, and one of the lowest Trustpilot scores in the industry.
Cheap online but notorious for strict fuel rules and excess disputes at return.
Low headline prices but repeated complaints over deposit holds and fuel policy.
Basic CDW with an excess of €1,000–€1,800, blocked on your card. Tyres, glass and underbody usually excluded.
Super CDW to zero the excess is €15–25/day – €105–175 a week.
Standalone excess insurance (€4–7/day) bought before you travel covers the excluded items and refunds any excess charged. Buy it and decline the counter upsell.
Insurance Cost Comparison: 7-Day Porto Rental
2026 pricing
| Option | Daily Cost | 7-Day Total | Covers Tyres/Glass? |
|---|---|---|---|
| Basic CDW (included) | €0 | €0 | No |
| Counter Super CDW | €15–25 | €105–175 | Sometimes |
| Third-party excess cover | €4–7 | €28–49 | Yes |
The A1 (Porto–Lisbon) and the A3 (to Braga) still use cash/card booths. The A28 to Viana do Castelo and the A4 to Vila Real became toll-free in 2025; only the A41/A42 ring roads remain electronic.
| Route from Porto | Road | Toll |
|---|---|---|
| Porto → Lisbon | A1 | ~€25 (booth) |
| Porto → Braga | A3 | ~€5–6 (booth) |
| Porto → Viana do Castelo | A28 | Free (since 2025) |
| Porto → Douro / Vila Real | A4 | Free (since 2025) |
Porto fills up in summer; automatics go first.
See the market, then compare Avis against sister brand Budget and local operators like Guerin.
Cheaper and more available than automatics.
Buy third-party excess cover beforehand.
A1/A3 booths; A28/A4 are free now.
Refuel before drop-off.
The UNESCO terraced vineyards, with port-wine quintas and tastings – the A4 is now toll-free.
Braga's Bom Jesus sanctuary and the birthplace of Portugal in Guimarães.
An elegant northern coastal town, now reachable toll-free on the A28.
The “Portuguese Venice” and the striped beach houses of Costa Nova.
Portugal's only national park, with mountains, lagoons and granite villages.
Avis is a dependable international option with a Porto terminal desk and global backing, ideal if you value a recognisable brand. It's usually pricier than local operators like Guerin and Valpirent, so compare before booking.
At the Avis desk in the Porto Airport arrivals hall (often shared with Budget), with the car in the airport car park.
Low-season manual economy cars start at €10–18/day ($11–$20). Shoulder season is €18–28/day and peak summer €30–45/day, with automatics more.
The A1 (to Lisbon) and A3 (to Braga) still use cash/card booths. The A28 to Viana and the A4 to Vila Real became toll-free in 2025. Only the A41/A42 ring roads remain electronic.
Both are part of the Avis Budget Group and often share premises and fleet at Porto. Compare the price under each brand – the same car can cost differently.
It's cheaper to buy standalone excess insurance (€4–7/day) before you travel than the counter Super CDW (€15–25/day). Third-party cover also includes tyres, glass and underbody.
Disclosure: Auto Jardim participates in the DiscoverCars affiliate program. Our company reviews are based on Trustpilot scores, Google Maps reviews, traveler-forum feedback and direct experience. We only recommend companies we would use ourselves.
Last updated: June 2026. Prices and policies change – always verify directly with the rental company.
