Planning a flight from Washington Dulles to Chicago?

Flight prices from Washington to Chicago change depending on demand and time of booking.

The lowest fare seen in the past 15 days was $77.

Many users find better fares by booking several weeks in advance. In fact, for many routes, booking early is one of the best ways to save.

Are there multiple airports in Washington and Chicago?

If your departure or arrival city has more than one airport, it's worth comparing all of them for timing and pricing.

• Airports in Washington: 3 airports are active in Washington - Dulles international, Ronald Reagan, Washington International.
• Airports in Chicago: 3 airports are available in Chicago - Midway, O'Hare, Rockford.

If you're traveling with a group or bulky luggage, look into parking or transport options. Alternative airports may offer faster transfers or better rates.

Refine your flight search from Washington Dulles to Chicago

With Jetcost, it’s easy to narrow down results to find flights that match your schedule and preferences. You can filter by airline, price, trip type, and more — including offers from Expedia, eDreams, and top carriers.

Other popular destinations

Also looking at United States? These cities are trending: Atlanta, Los Angeles, Miami, New York City, Orlando.

Online agencies can show different offers for the same flight — it’s worth comparing. Filters let you narrow things down further, like selecting a specific time slot to find flights that suit you best.