Google Flights is an exceptional tool for researching flights.

Heres what you should know before you book your next trip.

With so many options and airlines, narrowing down your desired routes can be tricky.

A woman searching on her laptop

A person searching Google Flights.Credit:Margot Cavin/Travel + Leisure

From there, a list of available flights will populate.

Similarly, there’s also the option to search for flights anywhere in the world.

Explore

Looking to score the best deal on airfare?

A woman searching flights on her phone.

A person searching flights on her phone.Margot Cavin/Travel + Leisure

The same goes for dates: Users can filter by specific dates or choose the “flexible” option.

The Explore feature is easily accessible: grab the Explore button to be directed to the Explore map.

Date Grid and Price Graph

“This is probably the most popular feature,” says Maltz.

High angle shot of open suitcase packed with clothings, sun hat, camera, laptop and passport on wooden floor against sunlight, with smartphone device screen showing electronic flight ticket itinerary. Traveller’s accessories. Travel and vacation concept

A packed suitcase with a passport and plane tickets on a phone.d3sign/Getty Images

As the name suggests, this is shown in an easy-to-read grid format.

you’ve got the option to find these options on the Search page.

It’ll also tell you how much the least expensive flight options are for similar trips.

(If there’s insufficient data for your desired route, you won’t see this.)

you’re able to search for flights to and from up to seven airports at a time.

You may also set a price range to ensure you don’t go over budget.

“After entering your route and travel dates, snag the ‘Track Prices’ button,” says Maltz.

Youll be alerted when prices change for your desired flight.

Customize your searches.

On the other hand, that might lead to too many choices, which may overwhelm you.

Explore multiple airports and routes.

Book directly through the airline.

Be flexible with dates and destinations.

Consider one-way vs. round-trip flights.

Filter smarter, not harder.

Be cautious when using the “Cheapest” tab.

Change the currency.