Cheap Flights from IAD to CHI
The Cheapest Round-trip Tickets from to Chicago
| Departure at | Return at | Stops | Airline | Find tickets |
|---|---|---|---|---|
| 22 May 2025 | 31 May 2025 | Direct |  | RT from 349 |
The Cheapest Flights for this Month from to Chicago
| Departure at | Return at | Stops | Airline | Find tickets |
|---|---|---|---|---|
| 15 March 2025 | 22 March 2025 | 1 Stop | | RT from 422 |
| 22 May 2025 | 31 May 2025 | Direct | | RT from 349 |
The Cheapest Flights from to Chicago for the Year Ahead
| Departure at | Return at | Stops | Airline | Find tickets |
|---|---|---|---|---|
| 15 March 2025 | 22 March 2025 | 1 Stop | | RT from 422 |
| 22 May 2025 | 31 May 2025 | Direct | | RT from 349 |