Question 1

What are the cheapest airlines flying from Washington, D.C. to Las Vegas round-trip?

Accepted Answer

Our cheapest airline available from Washington, D.C. to Las Vegas is United Airlines. Our recent data shows that you can find tickets from as low as $244 on this airline. Additional options worth looking into are Alaska Airlines and Southwest, starting at $309 and $332 round-trip. You may be able to fly from Washington, D.C. to Las Vegas for 57% less than the average price by searching for these airlines. Find deals

Question 2

What are the cheapest airlines to fly from Washington, D.C. to Las Vegas one-way?

Accepted Answer

The cheapet airlines for a one-way flight from Washington, D.C. to Las Vegas are United Airlines ($123), Alaska Airlines ($154), and Southwest ($166). Find deals

Question 3

How far ahead should I book a flight from Washington, D.C. to Las Vegas?

Accepted Answer

To ensure you get the cheapest price possible for a flight from Washington, D.C. to Las Vegas, you should look to book at least 28 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure. Find deals

Question 4

What is the cheapest month to book a flight from Washington, D.C. to Las Vegas?

Accepted Answer

Currently, March is the cheapest month in which you can book a flight from Washington, D.C. to Las Vegas (average of $978). Flying from Washington, D.C. to Las Vegas in December is currently the most expensive (average of $1,549). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options. Find deals

Question 5

What is the cheapest day to fly from Washington, D.C. to Las Vegas?

Accepted Answer

Travellers seeking maximum savings on their Washington, D.C. to Las Vegas flight should consider departing on Saturday afternoons when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Question 6

Weekly flight availability from Washington, D.C. to Las Vegas

Accepted Answer

The most flights from WAS to LAS are scheduled on a Monday (12 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (6 on average).

Question 7

E

Accepted Answer

In terms of precipitation, rainfall in Las Vegas ranges from 3.0 - 20.0 inches per month. February is typically the wettest month, when rainfall can reach 20.0 mm. May is typically the driest time to visit Las Vegas when rainfall is around 3.0 mm.

Question 8

E

Accepted Answer

If weather is an important factor for your trip to Las Vegas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 34.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 9.0 C).

Question 9

What are the most reliable airlines from Washington, D.C. to Las Vegas?

Accepted Answer

No one likes to see their flight delayed. When booking a flight from Washington, D.C. to Las Vegas consider choosing Frontier(75%), Ethiopian Air(72%) or Brussels Airlines(62%), as they are the most reliable in getting you off to your destination on time.

Question 10

How far in advance should I book a flight from Washington, D.C. to Las Vegas?

Accepted Answer

To save up to 50% on this flight, we recommend booking at least 29 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Washington, D.C. to Las Vegas from $518 1-2 weeks out and tickets from $719 for flights departing within the next 72 hours.

Question 11

What is the cheapest month to fly from Washington, D.C. to Las Vegas?

Accepted Answer

Our data shows that September tends to be the cheapest month to fly to Las Vegas from Washington, D.C.. Users have commonly found prices around $582 for the month, but tickets can be as low as $192. Due to multiple factors, prepare for potentially higher prices in December.

Question 12

What is the cheapest time of day to fly from WAS to LAS?

Accepted Answer

When flying from Washington, D.C. to Las Vegas, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Question 13

What airport do you fly into for flights to Las Vegas from Washington, D.C.?

Accepted Answer

For a flight from Washington, D.C. to Las Vegas, you will be flying into Harry Reid Intl. Las Vegas Harry Reid Intl (LAS) is just 10.0 km from the centre vof the city. Harry Reid Intl is the only Las Vegas airport and it handles 9 inbound flights from Washington, D.C. per day. 0 airlines have flights to Las Vegas Harry Reid Intl from Washington, D.C. on a regular basis.

Question 14

Can I find deals for flights from Washington, D.C. to Las Vegas that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Washington, D.C. to Las Vegas flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 15

How can I find direct flights from Washington, D.C. to Las Vegas?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Las Vegas.

Question 16

Can I find deals for business class flights from Washington, D.C. to Las Vegas?

Accepted Answer

Yes. Cheapflights offers flight deals from Washington, D.C. to Las Vegas by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 17

How does Cheapflights help users find flights from Washington, D.C. to Las Vegas?

Accepted Answer

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Washington, D.C. to Las Vegas. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Question 18

Why should you use Cheapflights to find cheap flight tickets from Washington, D.C. to Las Vegas?

Accepted Answer

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Las Vegas from Washington, D.C..

Question 19

Can Cheapflights find flights from Washington, D.C. to Las Vegas with no change fees?

Accepted Answer

Yes, we can. To see specific flights from Washington, D.C. to Las Vegas with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Question 20

Can Cheapflights notify me if prices for flights from Washington, D.C. to Las Vegas become cheaper?

Accepted Answer

Yes! Start tracking prices for Washington, D.C. to Las Vegas flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

Round-trip from	$244
One-way from	$123
Popular in	December
Cheapest in	September
Average price	$526
Good round-trip deal	$256 or less

Cheap flights from Washington, D.C. to Las Vegas from $123

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/8. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Washington, D.C. to Las Vegas

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Find flight deals from Washington, D.C. to Las Vegas

Cheapest flights from Washington, D.C. to Las VegasExplore the most affordable flight options available from Washington, D.C. to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 July 2025.

Explore the most affordable flight options available from Washington, D.C. to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 July 2025.

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Best time to book a flight from Washington, D.C. to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Washington, D.C. with our price prediction graph.

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Everything you need to know about your flight from Washington, D.C. to Las Vegas

How far ahead should I book a flight from Washington, D.C. to Las Vegas?

Use this chart to determine the optimal time to book a return flight from Washington, D.C. to Las Vegas. Price data was last updated on 27 June 2025.

What is the cheapest month to book a flight from Washington, D.C. to Las Vegas?

What is the cheapest time of day to fly from WAS to LAS?

Find hourly flight availability from Washington, D.C. to Las Vegas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 8 July 2025.

Weekly flight availability from Washington, D.C. to Las Vegas

Reviews of airlines servicing Las Vegas

Read through reviews of airlines operating flights from Washington, D.C. to Las Vegas, such as Alaska Airlines, Southwest, andDelta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Las Vegas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Las Vegas from Washington, D.C.?

What are the cheapest airlines flying from Washington, D.C. to Las Vegas round-trip?

What are the cheapest airlines to fly from Washington, D.C. to Las Vegas one-way?

What are the most reliable airlines from Washington, D.C. to Las Vegas?

Can I find deals for flights from Washington, D.C. to Las Vegas that include hotel bookings?

How can I find direct flights from Washington, D.C. to Las Vegas?

Can I find deals for business class flights from Washington, D.C. to Las Vegas?

What is the cheapest month to book a flight from Washington, D.C. to Las Vegas?

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How does Cheapflights help users find flights from Washington, D.C. to Las Vegas?

Why should you use Cheapflights to find cheap flight tickets from Washington, D.C. to Las Vegas?

Can Cheapflights find flights from Washington, D.C. to Las Vegas with no change fees?

Can Cheapflights notify me if prices for flights from Washington, D.C. to Las Vegas become cheaper?

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Cheapest flights from Washington, D.C. to Las Vegas
Explore the most affordable flight options available from Washington, D.C. to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 July 2025.