Cheap flights from Washington DC to Chicago

from as little as £416

22 nights in Chicago, departing Washington DC Washington Dulles International Airport on 12 / May / 2025 with Alaska Airlines (price found 56 hours ago)

Subject to availability, prices correct of the last 24 hours

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Cheap return flights from Washington DC to Chicago

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All prices shown are per person based on return flights only. Prices found in the last 48 hours.

The Washington DC / Chicago route

All 927 km of it

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Alternative flights from the UK to Chicago

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Washington DC Washington Dulles International Airport to Chicago

from £416 pp

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Alternative flights from Washington DC to Chicago

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Chicago O'hare International Airport from Washington DC

from £416 pp

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12 / May / 2025 is currently the lowest priced day of the year to fly the Washington DC/Chicago route.

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Key facts about Chicago

Currency

United States dollar

Language

English

Timezone

6 hrs behind GMT

How to get cheap flights from Washington DC to Chicago

Tips and advice from our flight experts

With Netflights, you can compare lots of flights to Chicago in the USA. It's free and easy.

There are actually zero airports in Chicago.

Washington DC Washington Dulles International Airport is the cheapest airport to fly to Chicago from. Searching by month is the best way to get a feel for the overall cost of flights throughout the year.

Need somewhere to stay when you get there? You can add also accommodation and car hire to your Chicago booking on Netflights.