Dublin Airport is Ireland's largest and busiest airport, serving millions of passengers each month. Walking into the busy Arrivals Hall after leaving the relatively quiet baggage claim can be a shock to the system.
If you are renting a car at Dublin Airport these tips will help the car rental process go smoothly and get you on the road faster.

Dublin Airport Car Rental Tips
Tip #1: Rent Your Car in Advance
While you can take your chances and rent your car at the airport there is no guarantee a vehicle will be available, or that the available vehicle will suit your needs – or your budget.
Plan ahead and have a car waiting for your arrival.
Tip #2: Make Sure Your Rental Car Isn't Too Small
Yes, you want to rent the smallest vehicle you can comfortably use, but don't underestimate the amount of space your luggage will take.
Upgrading a rental car at the airport can be a costly mistake.

Tip #3: Prepay Your Insurance and Other Fees
Pay for as much as possible when you make your car rental reservation, including insurance and additional driver fees.
Some charges, like cross border fees, toll, and refueling options, may need to be paid when you pick up the car.
Understand all fees and insurance requirements when renting a car in Ireland:
read Everything You Need to Know About Car Rental in Ireland.
Tip #4: Know Where to Find Your Car Rental Reservation Desk
Terminal 2 car rental desks are located across the sky bridge from the Arrivals Hall.
Terminal 1 car rental desk are found in the lower level Arrivals Hall.
Car rental companies at Dublin Airport include Irish Car Rentals/ EuropCar, Hertz, Avis/ Budget, Dooley/ Enterprise/ Alamo/ National, PayLess/NewWay and Sixt.
After checking in at the reservation desk you will exit the terminal and wait for a shuttle to take you to car rental location the off-site.
Be prepared to stand in another line to finalize your reservation, receive your key, and pick up your car.
Tip #5: Be Sure Your Paperwork is in Order
Be sure to have your passport, valid driver's license, credit card used to rent the car, and proof of insurance (if not purchasing from rental company) ready when finalizing your reservation.

Tip #6: Refueling
If you did not purchase the refueling option know where to find the nearest petrol station to the airport along your route.
Tip #7: Know Where to Return the Car
Most Dublin Airport rental cars are returned off-site. Be sure you allow time for check-in and shuttle back to the airport. 30 minutes is usually sufficient.
If your rental company allows airport drop off be sure you know where in the airport car park it is located.
Tip: when traveling in a group drop people and luggage at the airport before returning the car. It is much easier – and faster – when only one or two people, and no extra bags, have to use the shuttle.
Tip #8: Use Your Camera
Take photos of your car at pick up and drop off in case of any after-rental disputes. Car rental at Dublin Airport is busy and attendants may not have time to review the car when you drop it off.
Note: this step is not necessary if you purchase Excess insurance or Super Collision Damage Waiver (SCDW).
Tip #9: Patience
Remember that not everyone will be as well prepared as you and be prepared to wait while people argue about insurance coverage and fees.
Know that when it is your turn your experience will be quick and pleasant, and you'll be exploring Ireland soon.