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STL–IAD · Nonstop
St. Louis (St. Louis Lambert International Airport) to Washington (Washington Dulles International Airport).
The estimated flight time from St. Louis (STL) to Washington (IAD) is about 2h 1m, covering 694 miles. United Airlines flies the route nonstop with 2/day departures, from 08:40 to 13:00 local time.
Plan this route| Est. flight time | Distance | Route type | Captured freq. | Market |
|---|---|---|---|---|
| ~2h 1m Estimated from great-circle distance — no tracked flights yet. | 694 mi | Nonstop | 2/day From the current provider sample; confirm live timetables before booking. | Domestic |
United Airlines operates 2/day flights from STL to IAD. Terminal assignments in the captured sample are not confirmed for your flight; check the airline before travel.
| Airline | Captured frequency | Aircraft | Departures (local) |
|---|---|---|---|
| United Airlines | 2/day | Bombardier CRJ, Canadair Regional Jet, Embraer E-Jet · Airline terminal guide (confirm for your flight) | 08:4008:4312:4412:5513:00 |
Methodology: airline, aircraft, terminal, and departure-time details come from a full week of published airline schedules for STL, refreshed on a rolling basis. Frequency uses 14 scheduled departures across 7 observed days; flight time is estimated from flying distance until this route has enough tracked flights for an observed average.
The estimated flight time from St. Louis (STL) to Washington (IAD) is about 2h 1m, based on the 694-mile flying distance.
St. Louis (STL) to Washington (IAD) is about 694 miles by air.
Yes. United Airlines flies nonstop from St. Louis (STL) to Washington (IAD), with 2/day departures.
United Airlines flies nonstop from St. Louis (STL) to Washington (IAD).
The STL–IAD route is flown with Bombardier CRJ, Canadair Regional Jet, Embraer E-Jet.