Round Trip Washington DC to Las Vegas Nonstop Airfares on United Airlines

No special codes or coupons are required. Get these round trip airfares while supplies last.

These are basic economy fares that allow a personal item that fits under the seat in front of you. There is no seat selection, carry-on bag, or flight changes.

Travel Availability

• Departs IAD: July 1, 7, 10-14, 19-21, 25-28; Aug 1, 8-10, 12, 14-22, 24-31; Sept 1
• Departs LAS: July 8, 15, 21-22, 28-29; Aug 4, 11-14, 17-21, 24-26, 28-31; Sept 1