Flights from St Louis (STL) to Washington (IAD)
starting at $219

Find the Cheapest STL to IAD Airfares

Departing
Day
Month
Returning
Day
Month
Non stop flights STL to IAD
United Airlines
from $437
One stop flights STL to IAD
United Airlines
from $445
American Airlines
from $451

Our flights from STL to IAD

There are currently 22 direct flights between STL to IAD each week, operated by 1 airline.

You can catch a flight from STL to IAD on any day of the week.

These airlines operate direct flights from STL to IAD: United Airlines.

The most common aircraft type flying between STL to IAD is Embraer RJ135/145.

The day with the most flights from STL to IAD is Thursday.

Our cheapest flight from STL to IAD was in September at just $219.

Cheapest Day To Fly from St Louis (STL) to Washington (IAD)
Airfares for flights from STL to IAD displayed on this page are per person, for economy class e-tickets and include all taxes and fees in USD. They represent historical values for round trip flights from STL to IAD found by Flying.com customers. Fares are subject to change, and may not be available on this route, for all travel dates.
Flights from St Louis (STL) to Washington (IAD)
Carrier Mon Tue Wed Thu Fri Sat Sun Earliest
Flight
Latest
Flight
United Airlines768987805:3018:40
Disclaimer
Prices displayed on this page are per person, for economy class e-tickets and include all taxes and fees in USD. They represent historical values found by Flying.com customers. Fares are subject to change, and may not be available on all routes, for all travel dates.