Dulles to St Louis (IAD–SUS) — Airlines, Schedules & Connections
No flights match your filters.
No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.
Most recently operated nonstop flights — the month shown is when each was last scheduled. Most destinations remain reachable with a connection.
No discontinued nonstop flights on record for this route.
IAD–SUS has no scheduled airline service; it is flown by charter / private operators. 1-stop connecting options are also available.
Connection Landscape
On-Time Performance
Other ways to reach St Louis from Dulles
| Metric | IAD→SUS | BWI→SUS |
|---|---|---|
| Distance from IAD | – | 45 mi |
| Nonstop airlines | – | 1 |
| Weekly flights | ~1 | 1 |
| Flight time | 1h 42m | 1h 55m |
| Departure OTP | 49% | – |
Travel Essentials
IAD: EDT · SUS: CDT
When it's 6:00 PM in Dulles, it's 5:00 PM in St Louis.
WMATA Silver Line Metro now reaches Dulles directly; take Silver Line to Washington Dulles Airport station (about 65 min from Metro Center, ~$7). The connection opened in late 2022.Ride-shares from downtown DC run $35–60 and take 35–50 minutes via I-66 (longer during peak hours). Washington Flyer coach to Wiehle-Reston East Metro costs $6. The airport is 27 miles from downtown; taxis are expensive ($60–80).
IAD–SUS Quick Facts
Frequently Asked Questions
Flights from IAD to SUS
Washington Dulles International Airport (IAD) and Spirit of St Louis Airport (SUS) are connected through multiple connecting hub airports.
IAD to SUS Flight Duration and Schedule
Nonstop flight time from IAD to SUS is about 1 hours 42 minutes gate to gate. The route covers a distance of 710 miles (1,143 km).
Connecting Options and Alternatives
1-stop connecting options are also available. Nearby alternative airports include Baltimore (BWI).