2 airlines go head-to-head on the PBI–DUB route. Compare seats, lounges, and fares from $2,200.
2 airlines fly business class from West Palm Beach (PBI) to Dublin (DUB), with round-trip fares ranging from $2,200 to $5,800. The average flight time is 8 hours. American Airlines and Delta Air Lines are the primary competitors on this route. The most affordable fares typically appear in January, February, March.
Travelers seeking business class from West Palm Beach to Dublin are working with a genuinely competitive two-airline landscape, and the differences between American's Flagship Suite and Delta One Suite matter far more than the routing maps suggest. Both carriers require a connection — typically through Miami or Charlotte on American, and Atlanta or New York-JFK on Delta — and that connection city shapes the lounge experience before you've even boarded your transatlantic flight.
On the ground, American's Flagship Lounge in Miami is among the carrier's strongest domestic showings, offering a dedicated dining room with plated service that sets a civilized tone before a long haul. Delta counters with the Centurion Lounge access that Amex Platinum holders enjoy in Atlanta, but Delta's own Sky Club in Atlanta, while spacious, lacks the culinary ambition of American's Flagship product. Once airborne, both carriers offer fully flat 1-2-1 direct-aisle-access suites with privacy doors, but the distinction lies in execution. American's Flagship Suite, particularly on the 777-300ER routing through key hubs, delivers a genuinely spacious 76-inch bed and a Casper mattress pad that holds up well on an eight-hour crossing. Delta One on the A350 edges ahead on seat design refinement — the door mechanism is smoother, the storage more intuitive, and the Westin Heavenly bedding noticeably more hotel-grade in feel.
At the table, Delta's partnership with chef-driven menus and its regionally inspired dining program has historically outperformed American's transatlantic catering on comparable routes, though American has narrowed that gap with its Flagship Dining pre-departure meal service. For suite seekers who prioritize hardware and sleep quality, Delta One on the A350 is the stronger choice. For travelers who value a superior pre-departure lounge meal and a more established loyalty earning structure through AAdvantage, American remains a compelling option. Value hunters should know that American tends to release more competitive business class fares on transatlantic routes during January and February, while Delta frequently offers better positioning during October and November shoulder season — an insider move is to check both carriers simultaneously during these windows rather than anchoring to one program.
Setting a fare alert the moment you identify your travel window is the single most effective way to capture the inevitable flash availability that appears on this route, often with very little advance notice.
| Airline | Product | Seat Type | Lounge | Alliance | Typical Fare |
|---|---|---|---|---|---|
American Airlines AA | Flagship Suite | 1-2-1 suite with door | Flagship Lounge / Flagship First Dining | oneworld | From $2,200 |
Delta Air Lines DL | Delta One Suite | 1-2-1 suite with door | Delta One Lounge / Sky Club | SkyTeam | From $2,200 |
Flagship Suite
1-2-1 suite with privacy door on select aircraft
Delta One Suite
1-2-1 suite with privacy door on A350 and 767-400
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Start Tracking — It's Free →2 airlines operate Business Class on this route: American Airlines, Delta Air Lines. The "best" depends on your priorities — some offer enclosed suites, others prioritize food and lounge access. Our comparison table above breaks down each airline's seat type, lounge, and typical fare so you can decide what matters most.
Business Class fares on this route typically range from $2,200 to $5,800 round-trip. Pricing varies significantly by airline, season, and advance purchase. The best months to find competitive fares are January, February, March.
Set up a free fare watchlist on BusinessClassSignal. We monitor Business Class fares across all 2 airlines on this route 24/7 and alert you the moment prices drop to your target budget. Most travelers save $1,500–$3,000+ per ticket by catching short-lived price drops.
The average flight time is approximately 8 hours. Business Class makes long-haul flights significantly more comfortable with lie-flat seats, premium dining, and priority services. The experience varies considerably between airlines — see our comparison above.