Flight Route
Dulles to St Louis
IAD → STL
Airlines
1 operating direct
Direct Flights
Available
Origin
Washington Dulles International Airport
Destination
St. Louis Lambert International Airport
Connection Options
Filter by airline:
+7 moreTransit countries:
Direct
Connection
Route Options
Direct
Direct
1 Stop
via CVG
via CMH
via PIT
via CLE
via BNA
via DTW
via MDW
via ORD
via GRR
via RDU
via CLT
via PHL
via YYZ
via ATL
via EWR
via LGA
via JFK
via MCI
via OMA
via MSP
Airlines Flying Direct
United
UAUnited States
DirectCodeshare
Search Flights
Loading price data...
Price Trends
See price trends for this route
Price Trends
Average flight prices from IAD to STL by month
Flight Delayed or Cancelled?
You may be entitled to up to €600 in compensation for flight disruptions on your IAD to STL route.
- Delayed by 3+ hours
- Cancelled flight
- Denied boarding
- Claims valid up to 3 years back
Check Compensation
Powered by AirHelp
Return Flight
STLIADDirect