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Get United's best fares today on flights from Washington to Las Vegas from *

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Low fare calendar for flights from Washington (IAD) to Las Vegas (LAS)

Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
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from
$305*
Viewed:12 hours ago
Economy
Return:12/28/19
15
from
$281*
Viewed:12 hours ago
Economy
Return:12/22/19
16
from
$305*
Viewed:12 hours ago
Economy
Return:12/30/19
17
from
$281*
Viewed:12 hours ago
Economy
Return:12/24/19
18
from
$277*
Viewed:12 hours ago
Economy
Return:12/25/19
19
from
$305*
Viewed:12 hours ago
Economy
Return:01/02/20
20
from
$277*
Viewed:12 hours ago
Economy
Return:12/27/19
21
from
$847*
Viewed:20 hours ago
Economy
Return:12/26/19
22
from
$779*
Viewed:13 minutes ago
Economy
Return:01/05/20
23
from
$277*
Viewed:12 hours ago
Economy
Return:12/30/19
24
from
$281*
Viewed:12 hours ago
Economy
Return:12/31/19
25
from
$305*
Viewed:12 hours ago
Economy
Return:01/08/20
26
from
$305*
Viewed:12 hours ago
Economy
Return:01/09/20
27
from
$277*
Viewed:12 hours ago
Economy
Return:01/03/20
28
from
$281*
Viewed:12 hours ago
Economy
Return:01/04/20
29
from
$277*
Viewed:12 hours ago
Economy
Return:01/05/20
30
from
$281*
Viewed:12 hours ago
Economy
Return:01/06/20
31
from
$281*
Viewed:12 hours ago
Economy
Return:01/07/20
from
$281*
Viewed:12 hours ago
Economy
Return:01/08/20
from
$277*
Viewed:12 hours ago
Economy
Return:01/09/20
from
$281*
Viewed:12 hours ago
Economy
Return:01/10/20
from
$277*
Viewed:12 hours ago
Economy
Return:01/11/20
Lowest PriceToday
*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Looking for additional flights from Washington to Las Vegas?

FromToDatesFare TypePrice

Washington (IAD)

Las Vegas (LAS)

Depart: 12/18/19

Return: 12/25/19

Roundtrip
from
USD277*
Viewed:12hoursago

Washington (IAD)

Las Vegas (LAS)

Depart: 12/20/19

Return: 12/27/19

Roundtrip
from
USD277*
Viewed:12hoursago

Washington (IAD)

Las Vegas (LAS)

Depart: 12/23/19

Return: 12/30/19

Roundtrip
from
USD277*
Viewed:12hoursago

Washington (IAD)

Las Vegas (LAS)

Depart: 12/29/19

Return: 01/05/20

Roundtrip
from
USD277*
Viewed:12hoursago

Washington (IAD)

Las Vegas (LAS)

Depart: 12/27/19

Return: 01/03/20

Roundtrip
from
USD277*
Viewed:12hoursago

Washington (IAD)

Las Vegas (LAS)

Depart: 01/02/20

Return: 01/09/20

Roundtrip
from
USD277*
Viewed:12hoursago

Washington (IAD)

Las Vegas (LAS)

Depart: 01/10/20

Return: 01/17/20

Roundtrip
from
USD277*
Viewed:12hoursago

Washington (IAD)

Las Vegas (LAS)

Depart: 01/04/20

Return: 01/11/20

Roundtrip
from
USD277*
Viewed:12hoursago

Washington (IAD)

Las Vegas (LAS)

Depart: 01/08/20

Return: 01/15/20

Roundtrip
from
USD277*
Viewed:12hoursago

Washington (IAD)

Las Vegas (LAS)

Depart: 01/12/20

Return: 01/19/20

Roundtrip
from
USD277*
Viewed:12hoursago

*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Weather in Las Vegas

Friday scattered clouds
56°F 12/13/19
Saturday sky is clear
55°F 12/14/19
Sunday light rain
50°F 12/15/19
Monday scattered clouds
47°F 12/16/19
Tuesday overcast clouds
45°F 12/17/19
Wednesday broken clouds
43°F 12/18/19
Thursday sky is clear
46°F 12/19/19
Powered by: OpenWeatherMap.org