Santo Domingo (SDQ) to Boston (BOS): 1,655 miles (2,664 km) great-circle, about 3h 50m nonstop by our estimate. Cheapest fare observed: $369 round-trip on Spirit, nonstop, departing April 28, 2026.
$369 round-trip, Spirit NK3926, departing 2026-04-28 at 03:55, returning 2026-05-13. The recorded itinerary left on a Tuesday, returning on a Wednesday 15 nights later; the fare was observed 3 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $369, it ranked 8th of the 30 round-trip fares we recorded from SDQ (median $590). That is 22.3 cents per great-circle mile (round-trip price over one-way distance), below the SDQ median of 29.8 cents across 30 round-trip routes.
Routes from SDQ of similar length: New York (1,554 mi) at $355 and Houston (1,786 mi) at $535.
Spirit had the cheapest fare on 2 of 30 SDQ routes. It is the 15th longest of the 30 routes we track from SDQ.
Of 22 departure airports with a fare to Boston, Santo Domingo (SDQ) ranked 16th at $369. Lowest: $101 from Fort Lauderdale (FLL); highest: $1271 from Nairobi (NBO); 5 nonstop. Cheapest-fare airlines (routes): American Airlines (6), Frontier (5), Spirit (4), Southwest (3), Avianca (1) and Brussels Airlines (1), plus 2 more.
The reverse, Boston (BOS) to Santo Domingo (SDQ), was $308 round-trip on American Airlines, 1 stop, departing June 20, 2026. Boston to Santo Domingo flights.
That depends on your passport and trip, so check the official source for United States: U.S. Customs and Border Protection: international visitors. Connecting elsewhere? Check that country's transit rules too.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones America/Santo_Domingo, America/New_York; flight time is our estimate.