
$208 Cheap United flights Washington (IAD) to St. Louis (STL)
$208 Cheap United flights Washington (IAD) to St. Louis (STL)
Prices were available within the past 7 days and start at $208 for one-way flights and $336 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Jul 24 - Tue, Jul 28
IAD
Washington
STL
St. Louis
$336 Roundtrip, found 1 day ago
$336
Roundtrip
found 1 day ago

Sun, Jun 21 - Thu, Jul 2
IAD
Washington
STL
St. Louis
$428 Roundtrip, found 1 day ago
$428
Roundtrip
found 1 day ago
Alternative airports near St. Louis
Prices were available within the past 7 days. Prices and availability are subject to change.
Travel information
Origin airport | Washington Dulles Intl. |
|---|---|
Destination airport | Lambert-St. Louis Intl. |
Airlines serving | American Airlines, Delta, Frontier Airlines, United |
Popular airline | United |
Distance | 1111 km |
Average flight time | 1 hour 32 mins |
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Most Popular United Routes from Washington
Most Popular United Routes from St. Louis
- Washington to London (IAD - LHR)
- Tampa to Manila (TPA - MNL)
- Tampa to Manila (TPA - MNL)
- Washington to Providence (DCA - PVD)
- San Francisco to Houston (SFO - IAH)
- New York to Chicago (LGA - ORD)
- Seattle to Denver (SEA - DEN)
- Jacksonville to Seattle (JAX - SEA)
- Atlanta to Buffalo (ATL - BUF)
- Orlando to Manchester (MCO - MHT)
Popular Domestic Routes in Lambert-St. Louis Intl.
- Seattle to Denver (SEA - DEN)
- Seattle to Los Angeles (SEA - LAX)
- Jacksonville to Seattle (JAX - SEA)
- Washington to Providence (DCA - PVD)
- Los Angeles to Washington (LAX - IAD)
- Idaho Falls to Williston (IDA - XWA)
- New York to Chicago (LGA - ORD)
- Washington to London (IAD - LHR)
- Tampa to Manila (TPA - MNL)
- Orlando to Manchester (MCO - MHT)