Cheap Flights from IAD to LAS
The Cheapest Round-trip Tickets from to Las Vegas
| Departure at | Return at | Stops | Airline | Find tickets |
|---|---|---|---|---|
| 22 August 2026 | 29 August 2026 | Direct |  | RT from 110 |
The Cheapest Flights for this Month from to Las Vegas
| Departure at | Return at | Stops | Airline | Find tickets |
|---|---|---|---|---|
| 9 August 2026 | 9 August 2026 | 1 Stop | | RT from 469 |
| 12 August 2026 | 16 August 2026 | Direct | | RT from 390 |
| 13 August 2026 | 16 August 2026 | Direct | | RT from 369 |
| 22 August 2026 | 29 August 2026 | Direct | | RT from 110 |
| 27 August 2026 | 30 August 2026 | 1 Stop |  | RT from 285 |
| 2 September 2026 | 7 September 2026 | 3 Stops | | RT from 380 |
| 15 September 2026 | 23 September 2026 | Direct | | RT from 160 |
| 17 September 2026 | 21 September 2026 | Direct | | RT from 211 |
| 12 November 2026 | 16 November 2026 | 1 Stop | | RT from 265 |
| 26 November 2026 | 30 November 2026 | 1 Stop | | RT from 431 |
The Cheapest Flights from to Las Vegas for the Year Ahead
| Departure at | Return at | Stops | Airline | Find tickets |
|---|---|---|---|---|
| 22 August 2026 | 29 August 2026 | Direct | | RT from 110 |
| 15 September 2026 | 23 September 2026 | Direct | | RT from 160 |
| 12 November 2026 | 16 November 2026 | 1 Stop | | RT from 265 |