How much is a ticket from Saint Louis to Washington Dulles?

Depending on when you travel and how far in advance you book, fares between Saint Louis and Washington can differ a lot.

Choose a date to explore the best fares now.

If you’re flexible with timing, consider overnight flights — they often cost less and are less crowded. Exploring multiple date and time combinations can help you find the cheapest solution.

Which airports are most convenient between Saint Louis and Washington?

Whether it’s cost or connection time, the right airport combination can make a difference.

• Airports in Saint Louis: Only Saint Louis - Lambert is currently active.
• Airports in Washington: In Washington you can fly to/from 3 airports - Dulles international, Ronald Reagan, Washington International.

In some cases, flying into a secondary airport can also reduce transfer costs. Connections from multiple airports give you more flight options and airlines.

Filter and compare flights from Saint Louis to Washington Dulles

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Other popular destinations

Want more ideas for your trip to United States? Check these: Las Vegas, Los Angeles, Miami, New York City, Orlando.

Advanced filters help you skip long layovers or inconvenient times. The “airlines” filter is handy if you want to collect miles or prefer a certain onboard experience.