Business class flights from Nashville (BNA) to Reykjavik (KEF) start from $2,150 round-trip — up to 40% below published airline prices. The ~7 hours journey covers 3,233 miles, with 3 airlines offering lie-flat seats on this route. Best time to book: 3–6 months in advance for best fares.
Nashville to Reykjavik business class fares start at $2,150 round-trip, with airlines including American Airlines, Delta Air Lines, United Airlines. The ~7 hours flight covers 3,233 miles. Peak season: June–August, December. Best value: January–March, November. Book through BestBusinessClass.com to save up to 40%.
From$2,150
Top AirlinesAmerican Airlines · Delta Air Lines · United Airlines
Flight Time~7 hours
Best MonthsJanuary–March
Route Intelligence
Business Class from Nashville to Reykjavik
Business class fares from Nashville to Reykjavik run $2,150–$5,750 round-trip through BestBusinessClass.com, a savings of roughly 30-45% versus what these same lie-flat cabins list for when booked directly with the airlines. Since BNA has no nonstop widebody service to Iceland, every itinerary connects — typically through Dallas, Charlotte, Atlanta, Minneapolis, Houston, or Chicago — before the transatlantic leg to Keflavik. The total routing usually adds up to around 7 hours of actual flying once you factor in the overwater segment, making this a manageable medium-haul trip that's easy to do overnight and land refreshed.
Airlines & Cabin Experience
Reykjavik has become one of the more popular short-hop European add-ons for American travelers, partly because it functions as a natural stopover en route to the rest of the continent and partly because the country itself has become a destination in its own right. The Blue Lagoon, the Golden Circle loop of waterfalls and geothermal fields, and the odds of catching the northern lights between September and April all pull travelers who want a compact, high-impact trip. Because Iceland sits almost exactly between the US East Coast and mainland Europe, Nashville to Reykjavik business class works well both as a standalone city break and as the first leg of a longer itinerary into London, Paris, or Copenhagen.
Pricing & Best Time to Fly
Three US carriers cover this corridor depending on your connection point. American's Flagship Business gives you a lie-flat suite in 1-2-1 configuration, Flagship Lounge access at the connecting hub, and Casper bedding that's a real upgrade over standard airline linens. Delta One Suite is the most private option, with a closing door at every seat, still in 1-2-1 layout, plus a Tumi amenity kit that's genuinely useful rather than throwaway. United's Polaris product rounds things out with lie-flat pods, Polaris lounge access where available, and Saks Fifth Avenue bedding. All three are strong choices for a westbound or eastbound overnight crossing of this length, and the right pick often comes down to which domestic hub connects most conveniently from Nashville and which loyalty program you're already in.
Why Book Through BestBusinessClass.com
Pricing on this route moves with the seasons. January, February, and March are consistently the best value months, largely because Iceland's winter darkness and cold keep casual leisure demand down even as northern lights season peaks with serious enthusiasts. October and November offer a similar dynamic in the shoulder season before winter fully sets in. Booking 3-5 months ahead for these windows tends to land you toward the lower end of that $2,150–$5,750 range, while summer travel (June-August) and December holiday dates push fares toward the top. Because this is a connecting itinerary through a secondary US airport, fare availability can be uneven flight to flight, so flexibility on connection city often opens up better business class inventory.
Travel Tips
On the practical side, eastbound overnight flights to Iceland benefit from a relatively short time-zone jump — Reykjavik is only 4-5 hours ahead of Nashville depending on daylight saving — so jet lag is milder than a typical transatlantic crossing to mainland Europe. Try to book a connection that gets you into your transatlantic gateway with at least 90 minutes of buffer, since winter weather delays at hubs like Chicago or Minneapolis are common in the exact months when fares are cheapest. A lie-flat seat on the long leg makes a real difference here, since you can sleep through most of the ocean crossing and land in Keflavik ready for a full day.