Flights from Washington DC to Las Vegas

Trip type

Our cheapest offers for flights from Washington DC to Las Vegas

Here you can compare cheap flights from Washington DC (IAD) to Las Vegas (LAS) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Las Vegas. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Best option
Washington DC
Las Vegas
Outbound
05/16/26
1 Stopover (ATL)
F91081, F93923
14h 37min
Return
05/29/26
1 Stopover (SAN)
AS2406, AS0322
07h 27min
Frontier Airlines ?
$382
Washington DC
Las Vegas
Outbound
04/03/26
2 Stopovers (ATL, MSP)
F94707, SY0356, SY0101
30h 03min
Return
04/16/26
1 Stopover (AVL)
G40227, G40223
19h 03min
Frontier Airlines, Sun Country Airlines ?
$404
Washington DC
Las Vegas
Outbound
05/16/26
1 Stopover (SAN)
AS0201, AS2403
07h 48min
Return
05/29/26
1 Stopover (SEA)
AS0701, AS0348
14h 59min
Alaska Airlines ?
$470
Washington DC
Las Vegas
Outbound
05/16/26
1 Stopover (ATL)
F94707, F94891
09h 38min
Return
05/29/26
2 Stopovers (IAH, SAL)
UA1231, UA1290, Y44312
21h 39min
Frontier Airlines ?
$478
Washington DC
Las Vegas
Outbound
04/03/26
1 Stopover (SAN)
AS0201, AS3427
08h 52min
Return
04/16/26
1 Stopover (SEA)
AS0552, AS0367
09h 04min
Alaska Airlines ?
$525
Washington DC
Las Vegas
Outbound
04/03/26
1 Stopover (SAN)
AS0201, AS3427
08h 52min
Return
04/16/26
1 Stopover (SEA)
AS0552, AS0367
09h 04min
Alaska Airlines
$539
Washington DC
Las Vegas
Outbound
05/16/26
1 Stopover (DFW)
AA2131, AA1615
07h 46min
Return
05/29/26
1 Stopover (LAX)
AA2039, AA0251
11h 25min
American Airlines ?
$612
Washington DC
Las Vegas
Outbound
05/16/26
1 Stopover (SNA)
MX1847, MX0618
29h 15min
Return
05/29/26
1 Stopover (PVU)
MX0653, MX0828
20h 17min
Breeze Airways
$617
Washington DC
Las Vegas
Outbound
05/16/26
1 Stopover (SNA)
MX1847, MX0618
29h 15min
Return
05/29/26
1 Stopover (PVU)
MX0653, MX0828
20h 17min
Breeze Airways
$619
Washington DC
Las Vegas
Outbound
05/16/26
1 Stopover (MSP)
DL3996, DL2238
09h 18min
Return
05/29/26
1 Stopover (MSP)
DL2834, DL3699
07h 33min
Delta Air Lines ?
$1,452
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Washington DC to Las Vegas

Favorite airline: Sun Country Airlines
Flight tickets on the route Washington DC – Las Vegas are most frequently booked with Sun Country Airlines.
Sun Country Airlines
56 %
Delta
20 %
United Airlines
12 %
Cheapest weekday: Tuesday
Flight prices fluctuate throughout the week. Flights are 22 % cheaper on Tuesday.
Stopover flights are the cheapest connection
Flights with a stopover are on average $146.00 cheaper than direct flights.
non stop flight
1 stop
2 stops
05h 30min
08h 01min
22h 52min
$443
$297
$360
Favourite connection: via Minneapolis
Flights with a stopover in Minneapolis are the most popular connection for this route.
Route
bookings
1 stopover Minneapolis - St. Paul International Airport, MN
13h 29min, from $304
82 %
1 stopover Salt Lake City International Airport, UT
07h 49min, from $347
12 %
1 stopover Los Angeles International Airport, CA
08h 01min, from $297
6 %

Important flight information

Flight information: Washington DC - Las Vegas

Roundtrip from $381.96
Flight duration min. 05:09 / max. 05:32
Return flight duration min. 04:13/ max. 06:07
Distance 3320 km
Flights per week 20
Departure airport Airport Washington DC - Dulles International Airport, DC (IAD)
Arrival airport Airport Las Vegas - McCarran International Airport, NV (LAS)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Las Vegas
Flight destinations with a similar price
Flight destinations with a similar price