Cheap Flights from IAD to CHI
The Cheapest Round-trip Tickets from to Chicago
| Departure at | Return at | Stops | Airline | Find tickets |
|---|---|---|---|---|
| 12 July 2025 | 14 July 2025 | Direct |  | RT from 302 |
The Cheapest Flights for this Month from to Chicago
| Departure at | Return at | Stops | Airline | Find tickets |
|---|---|---|---|---|
| 12 July 2025 | 14 July 2025 | Direct | | RT from 302 |
| 15 July 2025 | 17 July 2025 | Direct | | RT from 309 |
| 3 September 2025 | 3 September 2025 | Direct | | RT from 306 |
The Cheapest Flights from to Chicago for the Year Ahead
| Departure at | Return at | Stops | Airline | Find tickets |
|---|---|---|---|---|
| 12 July 2025 | 14 July 2025 | Direct | | RT from 302 |
| 3 September 2025 | 3 September 2025 | Direct | | RT from 306 |