Cheap flights from Dulles Intl to Las Vegas (IAD - LAS)

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How to find the cheapest flight from
Dulles Intl (IAD) to Las Vegas (LAS)

All the information you need to plan the best IAD to LAS flight in 2021: compare Dulles Intl to Las Vegas flight prices with the expected peak season, weather and rainfall in Las Vegas.
IAD - LAS
Price
$295 - $457
LAS
Temperature
48.2 - 93.2 °F
LAS
Precipitation
0.1 - 0.8 inches

Popular in

April

High demand for flights, 18% potential price rise

Cheapest in

August

Best time to find cheap flights, 21% potential price drop

Round-trip from

£295

From Washington Dulles Intl to Las Vegas McCarran

One-way from

$120

One-way flight from Washington Dulles Intl to Las Vegas McCarran

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
How far in advance should I book a flight from Washington Dulles Intl Airport to Las Vegas?

To save on the cost of your flight from Washington Dulles Intl Airport to Las Vegas, book at least 16 days before your planned departure. Booking around this time can save you about 8% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $267 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $300.

What is the cheapest month to fly from Washington Dulles Intl Airport to Las Vegas?

The best pricing can be found in the month of August. Prices to Las Vegas from Washington Dulles Intl Airport average $310. You can even find prices in August for less than $310, as users have found deals to Las Vegas from as low as $104. The month of December appears to be one of the more expensive times to travel to Las Vegas from Washington Dulles Intl Airport. Flying in the targeted month can save you up to 20%.

When is the cheapest time to fly from Washington Dulles Intl Airport to Las Vegas (IAD - LAS)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington Dulles Intl Airport to Las Vegas as you normally would.

Cheap flights from Dulles Intl to Las Vegas in September, October 2021

The best prices found for IAD to LAS flights for September, October
25 Sep - 29 Sep
$148pp
IAD
Washington Dulles Intl
Frontier
 
1 STOP
LAS
Las Vegas McCarran
LAS
Las Vegas McCarran
Frontier
 
1 STOP
IAD
Washington Dulles Intl
30 Sep - 6 Oct
$149pp
IAD
Washington Dulles Intl
Frontier
 
1 STOP
LAS
Las Vegas McCarran
LAS
Las Vegas McCarran
Frontier
 
1 STOP
IAD
Washington Dulles Intl
25 Sep - 29 Sep
$150pp
IAD
Washington Dulles Intl
Frontier
 
1 STOP
LAS
Las Vegas McCarran
LAS
Las Vegas McCarran
Frontier
 
1 STOP
IAD
Washington Dulles Intl

Washington Dulles Intl to Las Vegas 2021 flight deals

Cheap flights to Las Vegas from Dulles Intl found for this year
25 Sep - 29 Sep
$148pp
IAD
Washington Dulles Intl
Frontier
 
1 STOP
LAS
Las Vegas McCarran
LAS
Las Vegas McCarran
Frontier
 
1 STOP
IAD
Washington Dulles Intl
30 Sep - 6 Oct
$149pp
IAD
Washington Dulles Intl
Frontier
 
1 STOP
LAS
Las Vegas McCarran
LAS
Las Vegas McCarran
Frontier
 
1 STOP
IAD
Washington Dulles Intl
25 Sep - 29 Sep
$150pp
IAD
Washington Dulles Intl
Frontier
 
1 STOP
LAS
Las Vegas McCarran
LAS
Las Vegas McCarran
Frontier
 
1 STOP
IAD
Washington Dulles Intl

Non-stop flights to Las Vegas from Dulles Intl

Save time with Dulles Intl to Las Vegas direct flight deals
26 Oct - 30 Oct
$283pp
IAD
Washington Dulles Intl
United Airlines
Non-Stop
LAS
Las Vegas McCarran
LAS
Las Vegas McCarran
United Airlines
Non-Stop
IAD
Washington Dulles Intl
26 Oct - 30 Oct
$284pp
IAD
Washington Dulles Intl
United Airlines
Non-Stop
LAS
Las Vegas McCarran
LAS
Las Vegas McCarran
United Airlines
Non-Stop
IAD
Washington Dulles Intl
16 Oct - 20 Oct
$285pp
IAD
Washington Dulles Intl
United Airlines
Non-Stop
LAS
Las Vegas McCarran
LAS
Las Vegas McCarran
United Airlines
Non-Stop
IAD
Washington Dulles Intl

Last minute flights from Dulles Intl to Las Vegas

Late deals on round-trip flights to Las Vegas from Dulles Intl, departing today and this week
30 Sep - 2 Oct
$148pp
IAD
Washington Dulles Intl
Frontier
 
1 STOP
LAS
Las Vegas McCarran
LAS
Las Vegas McCarran
Frontier
 
1 STOP
IAD
Washington Dulles Intl
30 Sep - 6 Oct
$149pp
IAD
Washington Dulles Intl
Frontier
 
1 STOP
LAS
Las Vegas McCarran
LAS
Las Vegas McCarran
Frontier
 
1 STOP
IAD
Washington Dulles Intl
30 Sep - 2 Oct
$153pp
IAD
Washington Dulles Intl
Frontier
 
1 STOP
LAS
Las Vegas McCarran
LAS
Las Vegas McCarran
Frontier
   
2 STOPS
IAD
Washington Dulles Intl

One-way flights to McCarran from Washington Dulles Intl

The cheapest one-way flights from Dulles Intl to Las Vegas
7:15 am - 7:28 pm
Frontier
1 Stop
15h 13m
IAD - LAS
Frontier
$120
Orbitz
2:30 am - 10:26 am
Delta
1 Stop
10h 56m
IAD - LAS
Delta
$122
Delta
4:30 am - 6:57 pm
Multiple Airlines
3 Stops
17h 27m
IAD - LAS
Multiple Airlines
$123
Gotogate

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Dulles Intl</span> to <span class="emphasized">Las Vegas</span> flights.

Flight FAQs

From Dulles Intl to Las Vegas

What airport do you fly into for flights to Las Vegas from Washington Dulles Intl?

Las Vegas McCarran (LAS), located 6.2 mi from the city center, is the airport you fly into when you book flights from Washington Dulles Intl to Las Vegas. 9 airlines have flights to McCarran from Washington Dulles Intl on a regular basis. Booking flights from Washington Dulles Intl to Las Vegas McCarran should not be difficult; the airport handles an average of 6 inbound flights from Washington Dulles Intl per day.

Which airlines flying from Washington Dulles Intl to Las Vegas McCarran have flexible cancellations due to COVID-19?

Some of our airline partners flying from Washington Dulles Intl to Las Vegas McCarran have new flexible policies in place due to COVID-19. United Airlines, Frontier, and American Airlines are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like United Airlines with this kind of flexibility.

Are flight prices decreasing from Washington Dulles Intl Airport to Las Vegas due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Washington Dulles Intl Airport and Las Vegas for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from Washington Dulles Intl Airport to Las Vegas for under $200 on Cheapflights?

Yes, there are multiple flights from Washington Dulles Intl Airport to Las Vegas for under $200. The cheapest flight booked recently is on Frontier for just $148, but on average you can expect to pay $167.

Are there nonstop flights from Washington Dulles Intl Airport to Las Vegas for under $300 on Cheapflights?

Cheapflights has at least 20 direct flights from Washington Dulles Intl Airport to Las Vegas under $300. A good price for a nonstop flight from Washington Dulles Intl Airport to Las Vegas is less than $326.

Are there last-minute flights available from Washington Dulles Intl Airport to Las Vegas for under $200?

There are currently 20+ open flights from Washington Dulles Intl Airport to Las Vegas within the next 7 days for less than $200.

What is the cheapest airline to fly from Washington Dulles Intl Airport to Las Vegas round-trip?

Flying on Frontier is currently your cheapest option to Las Vegas, with prices starting at $148. Frontier is priced at 60% lower than the current average price of a flight leaving 3 months from now.

What are the most reliable airlines from Washington Dulles Intl Airport to Las Vegas?

The top 3 most reliable airlines when flying from Washington Dulles Intl Airport to Las Vegas are United Airlines (87%), Ethiopian Air (78%) and SAS (72%).

What are the most popular airlines that fly from Washington Dulles Intl Airport to Las Vegas?

Consider Major Airline, American Airlines or Alaska Airlines when booking your flight. These represent the most popular airlines when flying from Washington Dulles Intl Airport to Las Vegas.

What are the cheapest flights from Washington Dulles Intl Airport to Las Vegas?

Looking at all options, your cheapest flight can be booked for $77. While the most popular route (Washington Dulles Intl - Las Vegas McCarran) can be booked for $150 on average our data indicates $841 when flying from Washington Dulles Intl Airport to Las Vegas

COVID Restrictions

View COVID Travel Restrictions for Las Vegas, NV

Do I need a COVID test to fly to Las Vegas from Dulles Intl?

Information is based on travel restrictions for travel to Las Vegas McCarran within the United States

Most visitors from Washington Dulles Intl need to provide a negative COVID-19 test result and/or quarantine to enter Las Vegas McCarran.

COVID-19 testing requirements
Visitors from Washington Dulles Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Las Vegas McCarran.

Quarantine requirements
Visitors from Washington Dulles Intl are not required to quarantine after entering Las Vegas McCarran.

Do I need a test to fly back to Dulles Intl from Las Vegas?

Returning to Washington Dulles Intl from Las Vegas McCarran

COVID-19 testing requirements
Visitors from Las Vegas McCarran must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Washington Dulles Intl.

Quarantine requirements
Visitors from Las Vegas McCarran are not required to quarantine after entering Washington Dulles Intl.

Hide COVID Travel Restrictions for Las Vegas, NV

Destination information for Las Vegas

Things to know before you go - useful duration and weather info for your trip from Dulles Intl to Las Vegas.
Average temperature for September in Las Vegas
96.8 °F
Avg rainfall for September in Las Vegas
0.3 ″

Airports servicing Washington

Airports servicing Las Vegas

Top 7 airlines flying from Washington Dulles Intl to Las Vegas McCarran

The chart below displays the airlines Cheapflights users traveling from Dulles Intl to Las Vegas choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Frontier
$80 $236 No cancel fee 62%
Spirit Airlines
$114 $289 No cancel fee 65%
Delta
$128 $322 No cancel fee N/A
Sun Country Air
$141 $261 No cancel fee 83%
Alaska Airlines
$145 $367 No cancel fee 75%
American Airlines
$146 $346 No cancel fee 71%
United Airlines
$175 $439 No cancel fee 69%

Hourly flight availability from Dulles Intl to Las Vegas

See what time of day planes typically take off from Dulles Intl towards Las Vegas.
Afternoon Noon to 6 PM 75% of IAD to LAS departures
Morning 6 AM to noon 25% of IAD to LAS departures
Early morning Midnight to 6 AM 0% of IAD to LAS departures
Evening 6 PM to midnight 0% of IAD to LAS departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Dulles Intl to Las Vegas
See how many times per day planes take to the skies headed from Dulles Intl to Las Vegas.
Sunday
6 daily flights
Monday
7 daily flights
Tuesday
7 daily flights
Wednesday
7 daily flights
Thursday
7 daily flights
Friday
7 daily flights
Saturday
1 daily flight
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