Delta One is Delta Air Lines’ premium long-haul business class cabin, featuring lie-flat seats, premium dining, and on newer aircraft, fully enclosed suites with doors.
Delta One represents the highest level of service offered by Delta. If you are flying on their Airbus A350s or A330-900neos, you will experience the "Delta One Suite," which features a sliding privacy door, excellent storage, and crisp infotainment screens. The soft product is consistently strong, featuring Someone Anywhere amenity kits, high-quality bedding, and curated seasonal menus. Be aware that on older aircraft like the Boeing 767, the Delta One seats are older, narrower, and do not have doors, though they still recline fully flat and offer direct aisle access.
Delta One is the international and premium transcontinental product featuring lie-flat beds. Delta First Class is their domestic product featuring large recliner seats, not beds.
No. Only the Delta One Suites (found mostly on A350s and A330neos) feature sliding doors. The older 767s and A330-200/300s have standard lie-flat seats without doors.
A door suite is a business class lie-flat seat equipped with a sliding door that can be pulled shut for total visual privacy from the aisle.
A suite or mini-suite is a business class seat enclosed by privacy partitions and often a sliding door, creating a highly private individual space.
Our travel experts have access to unpublished fares not available online.
Save up to 40% on business class flights.