Punta Cana (PUJ) to Seattle (SEA): 3,612 miles (5,813 km) great-circle, about 7h 45m nonstop by our estimate. Cheapest fare observed: $690 round-trip on United Airlines, with 1 stop, departing May 20, 2026.
$690 round-trip, United Airlines UA1698, departing 2026-05-20 at 13:25, returning 2026-05-25. The recorded itinerary left on a Wednesday, returning on a Monday 5 nights later; the fare was observed 25 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $690, it ranked 17th of the 30 round-trip fares we recorded from PUJ (median $588). That is 19.1 cents per great-circle mile (round-trip price over one-way distance), below the PUJ median of 25.0 cents across 30 round-trip routes.
Routes from PUJ of similar length: Buenos Aires (3,745 mi) at $574 and Florianopolis (3,459 mi) at $842.
United Airlines had the cheapest fare on 2 of 30 PUJ routes. It is the 13th longest of the 30 routes we track from PUJ.
Of 18 departure airports with a fare to Seattle, Punta Cana (PUJ) ranked 18th at $690. Lowest: $122 from Houston (IAH); highest: $690 from Punta Cana (PUJ); 5 nonstop. Cheapest-fare airlines (routes): Frontier (13), Alaska Airlines (2), Air Canada (1), Southwest (1) and United Airlines (1).
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/Los_Angeles; flight time is our estimate.