Washington to Las Vegas (IAD-LAS): nonstop flights and who flies them

United Airlines and Frontier Airlines fly nonstop between Washington (IAD) and Las Vegas (LAS), roughly 28 times a week. United Airlines carries most of this long-haul schedule, so one carrier's release pattern decides when premium space appears, and it is rarely all at once. United Airlines and Frontier Airlines fly the route nonstop in 2LNR's schedule data; the timetable and the reverse direction are below.

Schedule last confirmed . Departure times come from 2LNR's schedule data; confirm with the airline before you book.

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28
Nonstop flights a week
2,061 mi
Nonstop distance
Free
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Washington to Las Vegas flight schedule

Scheduled nonstop departures for IAD to LAS, last checked against our schedule feed on September 6, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Schedule data dated .

Scheduled nonstop departures from Washington (IAD) to Las Vegas (LAS)
Date Flight Airline Departs IAD Arrives LAS Duration Aircraft
F9 4277Frontier Airlines06:3508:334h 58m32N
UA 1323United Airlines09:0011:045h 4m7M8
UA 2156United Airlines12:5514:595h 4m739
UA 2209United Airlines18:0020:085h 8m7M8
F9 4277Frontier Airlines06:0007:584h 58m32N
UA 1323United Airlines09:0011:045h 4m7M8
UA 2156United Airlines12:5514:595h 4m739
UA 2209United Airlines18:0020:085h 8m7M8
F9 4277Frontier Airlines06:0007:584h 58m32N
UA 1323United Airlines09:0011:045h 4m7M8
UA 2156United Airlines12:5514:595h 4m739
UA 2209United Airlines18:0020:085h 8m7M8
F9 4277Frontier Airlines06:0007:584h 58m32N
UA 1323United Airlines09:0011:045h 4m7M9
UA 2156United Airlines12:5514:595h 4m739
UA 2209United Airlines18:0020:085h 8m7M8
F9 4277Frontier Airlines06:0007:584h 58m32N
UA 1323United Airlines09:0011:045h 4m7M9
UA 2156United Airlines12:5514:595h 4m739
UA 2209United Airlines18:0020:085h 8m7M8
F9 4277Frontier Airlines06:0007:584h 58m32N
UA 1323United Airlines09:0011:045h 4m7M9
UA 2156United Airlines12:5514:595h 4m739
UA 2209United Airlines18:0020:085h 8m7M8
F9 4277Frontier Airlines06:0007:584h 58m32N
UA 1323United Airlines09:0011:045h 4m7M8
UA 2156United Airlines12:5514:595h 4m739

Showing all 27 scheduled IAD to LAS departures across the next 7 days with service. Later dates are on the interactive map.

Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline has not filed that value in the schedule data we hold. Aircraft are IATA equipment codes as filed, and can change up to departure.

See every IAD to LAS date on the interactive map

The full IAD to LAS nonstop schedule

United Airlines and Frontier Airlines fly the route nonstop in 2LNR's schedule data. This page carries the full IAD to LAS nonstop schedule, who operates each departure and how often it runs; the reverse direction is linked below.

See real availability

Confirmed upgrade and award seats on each IAD to LAS departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See IAD to LAS on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Washington to Las Vegas nonstop

Carriers operating IAD to LAS nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

See IAD to LAS on the interactive map →

Frequently asked questions about IAD to LAS

How far is Las Vegas from Washington?
IAD to LAS covers about 2,061 miles nonstop. Flight times vary by aircraft and season; the schedule table on this page lists each scheduled departure with its own times.
Which airlines fly nonstop from IAD to LAS?
United Airlines and Frontier Airlines fly the route nonstop. None of them is a carrier 2LNR reads inventory for, so this page carries the IAD to LAS schedule rather than a space claim.
How many flights a week are there from IAD to LAS?
About 28 nonstop flights a week run between Washington and Las Vegas in the current schedule, operated by United Airlines and Frontier Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from IAD to LAS depart?
Scheduled IAD to LAS nonstops in the next 7 days with service leave between 06:00 and 18:00, local time at Washington. The schedule table on this page lists every departure by date, with its arrival time and aircraft.
Does 2LNR show upgrade or award space on IAD to LAS?
Not on this route: none of United Airlines and Frontier Airlines is a carrier 2LNR reads inventory for. The page carries the full IAD to LAS nonstop schedule and who flies each departure, and the reverse direction is linked below.

See the full IAD to LAS nonstop schedule

Every scheduled departure on this route, with who flies it. On the routes 2LNR does read inventory for, upgrade and award space shows by date, the next 14 days free on every product and the full horizon on Pro.

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