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Airport Comparison
| IAD | OSH | |
|---|---|---|
| Airport Name | Washington Dulles International Airport | Wittman Regional Airport |
| IATA Code | IAD | OSH |
| ICAO Code | KIAD | KOSH |
| City | Washington | Oshkosh |
| Country | United States | United States |
| Timezone | America/New_York | America/Chicago |
| Elevation | 312 ft | 809 ft |
| Coordinates | 38.900000, -77.500000 | 44.000000, -88.600000 |
Washington (IAD) to Oshkosh (OSH) Flight Distance
The flight distance from Washington Dulles International Airport (IAD) in Washington, United States to Wittman Regional Airport (OSH) in Oshkosh, United States is 1,084 kilometers (673 miles / 585 nautical miles). The estimated flight time for this route is approximately 2h, flying northwest at a heading of 305°.
This is a short-haul route typically served by narrow-body aircraft such as the Boeing 737 or Airbus A320 family. In-flight service is usually limited to drinks and light snacks.
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 1-hour time difference between the two cities.
Time zone information: When it's 14:42 in Washington, it's 13:42 in Oshkosh.
The return flight from Oshkosh (OSH) to Washington (IAD) follows a heading of 118° (east southeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.
For more information about these airports, visit the Washington Dulles International Airport (IAD) and Wittman Regional Airport (OSH) detail pages, or use our flight duration calculator to compare other routes.
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