Delta has the best first class and Southwest has the best economy seats — see JD Power's airline rankings

Tech Insider
The Airbus A321neo.
Delta's domestic first-class seats on board an Airbus A321neo.

Delta

Google Flights will pay you the difference if a ticket gets cheaper after you book — here's how to use the new tool

Tech Insider : Travel
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Photo Illustration by Rafael Henrique/SOPA Images/LightRocket via Getty Images

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