The flight distance from The O'Neill Municipal-John L Baker Field (ONL) in O'Neill, United States to Seattle-Tacoma International Airport (SEA) in Seattle, United States is 1,931 kilometers (1,200 miles / 1,042 nautical miles). The estimated flight time for this route is approximately 3h, flying west northwest at a heading of 295°.

This is a medium-haul route that may be operated by either narrow-body or wide-body aircraft depending on demand. Passengers can expect a meal service on most carriers.

This is a domestic route within United States. Both airports operate in the same country, which may simplify travel requirements and documentation. Despite being a domestic route, there is a 2-hour time difference between the two cities.

Time zone information: When it's 23:43 in O'Neill, it's 21:43 in Seattle.

There is a significant elevation difference of 1,601 feet between the two airports. Seattle-Tacoma International Airport sits lower than The O'Neill Municipal-John L Baker Field.

The return flight from Seattle (SEA) to O'Neill (ONL) follows a heading of 98° (east). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the The O'Neill Municipal-John L Baker Field (ONL) and Seattle-Tacoma International Airport (SEA) detail pages, or use our flight duration calculator to compare other routes.