Default HTG hotel image

Cheap Flights to St. Charles

View ₩217,800 flight on Wed, Dec 2, 2026Opens in a new window

Popular airlines

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 40% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

How much is the cheapest flight to St. Charles?

Prices were available within the past 7 days and start at ₩217,800 for one-way flights and ₩535,100 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Delta
United
Air Canada
Japan Airlines

Book with confidence

Searching for cheap flights to St. Charles? No travel company presents more choices than Expedia if you're looking to compare flights to St. Charles. With more airlines, cheaper flights, fewer stops, and more departure and arrival times travellers should ensure they search on Expedia before any holiday to Waldorf. Expedia provides the cheapest flights to many destinations in Waldorf and you may find even greater savings if you combine your flight with a hotel stay in St. Charles.

Travel information

Destination airport
Ronald Reagan Washington National
Destination airport IATA code
DCA
Destination city name
Washington
Roundtrip price
₩535,100
*Available to Expedia members.