Looking for the price of a flight from Chicago O'Hare to Washington Dulles?

There’s no fixed price — fares between Chicago and Washington can vary a lot by day or time.

Select your dates to check current offers.

It’s often useful to check whether nearby airports offer better fares. Flying during less crowded periods also increases your chances of finding good deals.

Which airports are most convenient between Chicago and Washington?

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

• Airports in Chicago: There are 3 airports in Chicago - Midway, O'Hare, Rockford.
• 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.

Refine your flight search from Chicago O'Hare to Washington Dulles

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 the best airlines and travel agencies.

Other popular destinations

Also looking at United States? These cities are trending: Las Vegas, 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.