Open up to your all-in-one travel app.

Organize all your travel ideas, plans and reservations in one place
Track the status of loved ones' flights
Save extra on stays with app-exclusive deals

Scan to get the app

Scan the QR code with your mobile device to quickly download the app.

Makes booking, organizing and taking trips easier.

Organize your trips

Stay on top of the details with Trips

Live flight updates

Use Flight Tracker to check flight statuses

Unlock bonus savings

Mobile Rates and Private Deals

Save time and effort

Compare from 1,000+ travel sites

See cheaper dates right away

Look for the green dates in the calendar

Book when prices drop

Set a Price Alert and we'll notify you

Discover destinations

Explore shows where to go on your budget

Hire without risk

Book your car with free cancellation

The app is a joy to use - and that's not just our opinion.

10M+

traveler downloads

4.8

out of 5 stars

660K+

reviews

Search cheap rental cars with KAYAK.ai. Search for the cheapest rental car deal for all major destinations around the world. KAYAK.ai searches different travel sites to help you find and book the rental car deal that suits you best.

KAYAK also helps you find the right hotels for your needs.