An aircraft flies over Raleigh, North Carolina.
An aircraft flies over Raleigh, North Carolina. - 
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We're talking about algorithms. Some of the algorithms that affect our lives the most are the ones airlines use to determine flight prices and the best days for ticket sales.

We asked you- how do you make it work for you financially, and how do you work the system? 

Lizzie O'Leary spoke to Patrick Surry, chief data scientist at, to find out when to fly and when to buy on a budget.

“I think the best compliment I can give is not to say how much your programs have taught me (a ton), but how much Marketplace has motivated me to go out and teach myself.” – Michael in Arlington, VA

As a nonprofit news organization, what matters to us is the same thing that matters to you: being a source for trustworthy, independent news that makes people smarter about business and the economy. So if Marketplace has helped you understand the economy better, make more informed financial decisions or just encouraged you to think differently, we’re asking you to give a little something back.

Become a Marketplace Investor today – in whatever amount is right for you – and keep public service journalism strong. We’re grateful for your support.

Follow Marketplace Weekend Staff at @MarketplaceWknd