If you're deciding between business class or first class, the choice is easy when flying Delta. The airline's most high-end seats are called Delta One Suites, and, yes, they're a level above the ...

But with different offerings in terms of comfort, food ... understanding the perks and differences between United and Delta’s first-class cabins can help you make an informed decision.

Purchase award tickets in business or first class using your miles ... so if a cabin upgrade to Delta Comfort costs $50, users will typically be charged 5,000 SkyMiles. Go to delta.com and sign in. To ...

A step above economy, Delta's Comfort Plus provides slightly more legroom and priority boarding. For domestic itineraries, this class also receives alcoholic drinks and a better selection of snacks.

Business Insider had the chance to experience the Delta A220's economy and first-class cabins. We were thoroughly impressed by its style, comfort, roominess, and in-flight amenities. Read more ...

As a deterrent to Medallion members buying Basic Economy fares, they aren't eligible for paid or complimentary upgrades to first class, Preferred Seats or Delta Comfort. Alaska Airlines ...