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 2022: 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 Harry Reid Intl

One-way from

$155

One-way flight from Washington Dulles Intl to Las Vegas Harry Reid Intl

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 January, February 2022

The best prices found for IAD to LAS flights for January, February
26 Feb - 2 Mar
$244pp
IAD
Washington Dulles Intl
Alaska Airlines
 
1 STOP
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
Alaska Airlines
 
1 STOP
IAD
Washington Dulles Intl
28 Jan - 2 Feb
$246pp
IAD
Washington Dulles Intl
Alaska Airlines
 
1 STOP
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
Alaska Airlines
 
1 STOP
IAD
Washington Dulles Intl
4 Feb - 7 Feb
$255pp
IAD
Washington Dulles Intl
Alaska Airlines
 
1 STOP
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
Alaska Airlines
 
1 STOP
IAD
Washington Dulles Intl

Washington Dulles Intl to Las Vegas 2022 flight deals

Cheap flights to Las Vegas from Dulles Intl found for this year
26 Feb - 2 Mar
$244pp
IAD
Washington Dulles Intl
Alaska Airlines
 
1 STOP
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
Alaska Airlines
 
1 STOP
IAD
Washington Dulles Intl
28 Jan - 2 Feb
$246pp
IAD
Washington Dulles Intl
Alaska Airlines
 
1 STOP
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
Alaska Airlines
 
1 STOP
IAD
Washington Dulles Intl
4 Feb - 7 Feb
$255pp
IAD
Washington Dulles Intl
Alaska Airlines
 
1 STOP
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
Alaska Airlines
 
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
9 Feb - 16 Feb
$298pp
IAD
Washington Dulles Intl
United Airlines
Non-Stop
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
United Airlines
Non-Stop
IAD
Washington Dulles Intl
13 Feb - 16 Feb
$302pp
IAD
Washington Dulles Intl
United Airlines
Non-Stop
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
United Airlines
Non-Stop
IAD
Washington Dulles Intl
31 Jan - 11 Feb
$306pp
IAD
Washington Dulles Intl
United Airlines
Non-Stop
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
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
18 Jan - 19 Jan
$286pp
IAD
Washington Dulles Intl
Multiple Airlines
   
2 STOPS
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
Multiple Airlines
   
2 STOPS
IAD
Washington Dulles Intl
20 Jan - 23 Jan
$287pp
IAD
Washington Dulles Intl
Multiple Airlines
   
2 STOPS
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
Multiple Airlines
   
2 STOPS
IAD
Washington Dulles Intl
20 Jan - 24 Jan
$290pp
IAD
Washington Dulles Intl
Multiple Airlines
   
2 STOPS
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
Multiple Airlines
   
2 STOPS
IAD
Washington Dulles Intl

One-way flights to Harry Reid Intl from Washington Dulles Intl

The cheapest one-way flights from Dulles Intl to Las Vegas
9:00 am - 5:33 pm
Spirit Airlines
2 Stops
11h 33m
IAD - LAS
Spirit Airlines
$155
Kissandfly.com
1:20 pm - 6:34 am
Alaska Airlines
1 Stop
20h 14m
IAD - LAS
Alaska Airlines
1:35 pm - 3:57 pm
United Airlines
Nonstop
5h 22m
IAD - LAS
United Airlines
$163
United

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 Harry Reid Intl (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 Harry Reid Intl from Washington Dulles Intl on a regular basis. Booking flights from Washington Dulles Intl to Las Vegas Harry Reid Intl should not be difficult; the airport handles an average of 4 inbound flights from Washington Dulles Intl per day.

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

United Airlines, Frontier, and American Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Washington Dulles Intl Airport to Las Vegas for under $300 on Cheapflights?

Yes, there are multiple flights from Washington Dulles Intl Airport to Las Vegas for under $300. The cheapest flight booked recently is on Alaska Airlines for just $244, but on average you can expect to pay $268.

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 $322.

Are there last-minute flights available from Washington Dulles Intl Airport to Las Vegas for under $300?

There are currently 20+ open flights from Washington Dulles Intl Airport to Las Vegas within the next 7 days for less than $300.

What days are nonstop flights available from Washington Dulles Intl Airport to Las Vegas?

You can find nonstop flights on the following days: Monday, Saturday.

How many flights depart from Washington Dulles Intl Airport to Las Vegas on average per day?

Travelers can expect 6 flights from Washington Dulles Intl Airport to Las Vegas on average per day.
Afternoon (Noon - 6pm) - 100% of flight departures

How long is the flight from Washington Dulles Intl Airport to Las Vegas?

There are many flights that can get you from Washington Dulles Intl Airport to Las Vegas in 11h 43m. Fly via Alaska Airlines or United Airlines to get the fastest option. The distance from Washington Dulles Intl Airport to Las Vegas is about 2072 mi. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines flying from Washington Dulles Intl Airport to Las Vegas round-trip?

Flying on Alaska Airlines is currently your cheapest option to Las Vegas, with prices starting at $244. Another option worth looking into is United Airlines, starting at $268 round trip. Alaska Airlines is priced at 34% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from Washington Dulles Intl Airport to Las Vegas one-way?

One-way options have recently been found by users for as low as $134 on Alaska Airlines. Other airlines that offer cheap prices include United Airlines from $138 and Spirit Airlines from $155 one-way.

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 Brussels Airlines (88%), United Airlines (76%) and SAS (74%).

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

Looking at all options, your cheapest flight can be booked for $102. While the most popular route (Washington Dulles Intl - Las Vegas Harry Reid Intl) can be booked for $263 on average our data indicates $650 when flying from Washington Dulles Intl Airport to Las Vegas.

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.

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 Harry Reid Intl 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 Harry Reid Intl.

COVID-19 testing requirements
Visitors from Washington Dulles Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Las Vegas Harry Reid Intl.

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

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

Returning to Washington Dulles Intl from Las Vegas Harry Reid Intl

COVID-19 testing requirements
Visitors from Las Vegas Harry Reid Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Washington Dulles Intl.

Quarantine requirements
Visitors from Las Vegas Harry Reid Intl 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 January in Las Vegas
59.0 °F
Avg rainfall for January in Las Vegas
0.6 ″

Airports servicing Washington

Airports servicing Las Vegas

Top 7 airlines flying from Washington Dulles Intl to Las Vegas Harry Reid Intl

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 61% of IAD to LAS departures
Morning 6 AM to noon 36% of IAD to LAS departures
Evening 6 PM to midnight 2% of IAD to LAS departures
Early morning Midnight to 6 AM 1% 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
1 daily flight
Monday
4 daily flights
Tuesday
6 daily flights
Wednesday
5 daily flights
Thursday
6 daily flights
Friday
5 daily flights
Saturday
5 daily flights
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