Dulles (IAD) to Zurich (ZRH) flights
Swiss International Air Lines, United Airlines fly nonstop from Washington Dulles International Airport to Zürich Airport, with about 13 flights a week in July 2026. The 4,157-mile flight takes about 4h 18m gate to gate.
From
IAD
Dulles
Washington Dulles International Airport
To
ZRH
Zurich
Zürich Airport
- Distance
- 4,157 mi · 6,690 km
- Flight time
- 4h 18m
- Airlines
- 2
- Seats filled
- 80%
Flights a week, July 2026
676 flights and 121,776 passengers in 12 months
Airlines flying IAD to ZRH
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Swiss International Air Lines | 7 | Airbus A330-200 | 59,762 | 0m |
| United Airlines | 7 | Boeing 767-300/300ER, Boeing 767-400/ER, Boeing 787-8 Dreamliner | 62,014 | 8h 8m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 61 | 12,405 | |
| September 2025 | 59 | 10,618 | |
| October 2025 | 59 | 9,447 | |
| November 2025 | 51 | 8,549 | |
| December 2025 | 57 | 10,983 | |
| January 2026 | 49 | 8,782 | |
| February 2026 | 48 | 7,317 | |
| March 2026 | 52 | 9,815 | |
| April 2026 | 60 | 10,387 | |
| May 2026 | 61 | 11,038 | |
| June 2026 | 60 | 11,601 | |
| July 2026 | 59 | 10,834 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.