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How to save money on airfare.
Tips on the best time to shop, buy and fly. It’s fast, easy to use and totally free. Never overpay for your tickets again.
What is a good price
Know what a good deal is for your route before you even start shopping.
When to go
Date flexibility is the best way to save big. Compare every departure date in seconds.
When to buy
Airlines are changing prices all the time. We tell you the best time to book and watch prices so you don’t miss a deal.
Try an Example
Hopper Predicts the Future
Fly and buy at the right time and save up to 40%. Sign up for early access to our iPhone app.
Try our other tools
Flight Explorer
Comparison shop in one step.
No dates or destinations required!
Flight Tonight
Want to get out of town in a hurry? Fly somewhere, anywhere, right now?
Fee Calculator
Include the cost of baggage and other fees to find your real flying cost.
Create an Alert
Enter your email address and we'll let you know when we find deals from your home airport