KAYAK

O que é KAYAK?

KAYAK searches travel-provider sites so you can compare flights, hotels and rental cars in one place. Choose an offer to continue with its airline, hotel, rental company or booking site; those providers handle the booking and payment.

Ask AI adds natural-language searches for flights, hotels, rental cars and activities, with live prices shown as you chat. KAYAK describes its AI features as experimental and subject to change.

O que KAYAK pode fazer?

Compare travel providers

Compare travel options from airlines, hotels and other providers in one place. KAYAK may earn a partner commission when you click through or book; this does not add a fee to your search.

Filter flight results

Narrow flights by stops, baggage, preferred airlines and other filters. Use Price Calendar to compare dates with lower fares.

Track route prices

Sign in and set a Price Alert from flight results to follow price changes for a route. Price Forecast estimates whether fares may rise or fall; it is not a guarantee.

Search with Ask AI

Describe a trip in natural language to compare flights, hotels, rental cars or activities with real-time prices. Login is optional; KAYAK says its AI features are experimental and change frequently.

Casos de uso

“Compare flight options”

Search a route, then narrow the results by stops, baggage or preferred airline before choosing an offer.

“Ask for a trip search in plain language”

Tell Ask AI the kind of trip you want and compare live flight, hotel, rental-car or activity results as the conversation updates.

“Follow a flight route”

Sign in, turn on Track Prices from the flight results page and use Price Alerts to follow changes. Forecasts are estimates, so check the current provider fare before booking.

Perguntas frequentes

Is KAYAK free to use?

KAYAK charges no fee to search or compare travel options. It may earn partner commissions, which do not add a search fee for you. Airlines, hotels and other providers may set their own booking, service or payment fees.

Does KAYAK handle booking and payment?

No. Choose an offer to continue with the airline, hotel, car rental company or travel agency. The provider handles the booking and payment, and sets its own terms and fees.

What can I search for with Ask AI?

Describe a trip in natural language to search flights, hotels, rental cars and activities, with real-time prices shown in chat. Login is optional. KAYAK says its AI features are experimental and may change frequently.

How do I track flight prices?

Sign in and turn on Track Prices from the flight results page, or set a Price Alert for a route. Price Forecast uses historical and real-time data to estimate price changes, but KAYAK says forecasts are not guaranteed.