Flight Routes from Las Vegas to Washington DC

Trip type

Our cheapest offers for flights from Las Vegas to Washington DC

Here you can compare cheap flights from Las Vegas (LAS) to Washington DC (IAD) 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 Washington DC. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Best option
Las Vegas
Washington DC
Outbound
06/25/26
direct
F94278
04h 37min
Return
06/30/26
1 Stopover (MCO)
F94355, F93913
31h 21min
Frontier Airlines ?
$356
Las Vegas
Washington DC
Outbound
06/25/26
direct
F94278
04h 37min
Return
06/30/26
1 Stopover (MCO)
F94355, F93913
31h 21min
Frontier Airlines ?
$364
Las Vegas
Washington DC
Outbound
06/25/26
1 Stopover (SAN)
AS2253, AS0506
07h 49min
Return
06/30/26
1 Stopover (SAN)
AS0201, AS2018
25h 53min
Alaska Airlines
$540
Las Vegas
Washington DC
Outbound
06/25/26
1 Stopover (LAX)
AA6190, AA3223
09h 24min
Return
06/30/26
1 Stopover (LAX)
AA1242, AA2039
10h 43min
American Airlines ?
$741
Las Vegas
Washington DC
Outbound
06/25/26
1 Stopover (JFK)
DL0568, DL5135
09h 15min
Return
06/30/26
1 Stopover (MSP)
DL3996, DL2238
09h 28min
Delta Air Lines ?
$3,079
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Las Vegas to Washington DC

Favorite airline: United Airlines
The most popular airline for flights from Las Vegas to Washington DC is United Airlines.
United Airlines
39 %
Alaska Airlines
21 %
Delta
21 %
Cheapest weekday: Monday
The cheapest days to fly on this route are Monday.
Stopover flights are the cheapest connection
Flights with a stopover are on average $10.00 cheaper than direct flights.
non stop flight
1 stop
2 stops
04h 21min
08h 52min
18h 50min
$ 324
$ 314
$ 402
The favorite connection is non-stop
Non-stop flights are especially popular on this route. 39 % of travelers will book a direct flight.
Route
bookings
Direct flights
04h 21min, from $ 324
39 %
1 stopover Los Angeles International Airport, CA
08h 06min, from $ 358
26 %
1 stopover Detroit Metropolitan Wayne County Airport, MI
08h 52min, from $ 314
17 %

Important flight information

Flight information: Las Vegas - Washington DC

Roundtrip from $ 355,70
Flight duration min. 04:13 / max. 06:07
Return flight duration min. 05:09/ max. 05:32
Distance 3320 km
Flights per week 30
Departure airport Airport Las Vegas - McCarran International Airport, NV (LAS)
Arrival airport Airport Washington DC - Dulles International Airport, DC (IAD)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Washington DC
Flight destinations with a similar price
Flight destinations with a similar price