Get your holidays in Northern Ireland off to a flying start with SIXT Belfast Airport car hire. Whether you’re on business or enjoying holidays with the family our fleet of coupes, saloons and convertibles are ready to transport you around the city centre and other regions of the province. You can opt for extras like child seats, additional drivers and fuel-efficient diesel vehicles can help make your journeys more comfortable and rewarding. We’re open every day including bank holidays until late so you can pick up your hire car whenever you arrive in Belfast.
Regardless of what time you arrive, our 24/7 free shuttle takes only a couple minutes to convey you to and from the SIXT’s Belfast Airport car hire office. Retrieve your bags and exit the terminal then turn right and follow the directions to the Cosmo Car Parking/SIXT shuttle pick-up point. If you’re travelling light, it’s a 5 min walk along Airport Road to the office next to Cosmo Car Parking. Return the vehicle at any time to the Cosmo Car Parking garage and leave the key at the office then board the shuttle bus to transport you back to the terminal for the next leg of your journey.
Despite its storied past, the capital of Northern Ireland strikes a spirited balance between British and Irish cultural influences. Savour the entertainment of its famous parades and marching bands while out shopping or visiting local attractions like the dazzling Titanic Belfast with its interactive presentations. The amphitheatre known as Giant’s Causeway situated about 48 miles north of the airport along the B52 makes a memorable journey in your SIXT car.
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*Our Customer Excitement Score is based on a survey sent to all customers who booked at Belfast Int. Airport. The score is an average of all customer responses.

If you’re worried about flight delays, adding your flight number at booking guarantees your reservation for up to 24 hours. Our team tracks your flight in real time, so your car will be ready on arrival. No flight number? A 60-minute grace period applies. You can always add your travel details via "Manage Bookings" in your customer portal.
SIXT at Belfast International Airport gives you two easy fuel choices. The Full-to-Full option means you return the car as full as you received it, which is the most economical choice. Alternatively, Prepaid Fuel lets you pay for a full tank upfront and return the car without worrying about refuelling before drop-off.
Last-minute rental? No problem! SIXT regularly has vehicles available for same-day bookings at Belfast International Airport. For the best chance of getting your preferred car category, booking ahead is always the safest bet. However, if you're in a pinch, check our website or app for real-time availability and grab your car in just a few clicks.