Q: How much does it cost for a return flight from Washington, D.C. to Las Vegas?

Airfare is below average for this route at the moment. Washington, D.C. to Las Vegas flights typically cost between £208 and £371 in May. The cheapest return flight price found within the last 3 days was £185 on United Airlines (9 May-12 May).

Question 1

How often are flights from Washington, D.C. to Las Vegas delayed?

Accepted Answer

About 20% of weekly flights between Washington, D.C. and Las Vegas have experienced delays in the past year, with the average delay time being 167 minutes.

Question 2

What’s the cheapest stopover airport for flights from Washington, D.C. to Las Vegas?

Accepted Answer

Los Angeles (LAX) is the most affordable one-stop option, with an average return flight price of £98.

Question 3

What’s the fastest stopover option from Washington, D.C. to Las Vegas?

Accepted Answer

Flights via Los Angeles (LAX) have the shortest average one-way travel time for one-stop routes: 8h 10m.

Question 4

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Saturday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Question 5

Which airport typically offers the quickest stopover for flights from Washington, D.C. to Las Vegas?

Accepted Answer

Flights via San Diego (SAN) offer the fastest connection on this route, with an average stopover time of 2h 21m.

Question 6

How much does it cost for a return flight from Washington, D.C. to Las Vegas?

Accepted Answer

Airfare is below average for this route at the moment.Washington, D.C. to Las Vegas flights typically cost between £208 and £371 in May.
The cheapest return flight price found within the last 3 days was £185 on United Airlines (9 May-12 May).

Question 7

What’s the top stopover airport for flights from Washington, D.C. to Las Vegas?

Accepted Answer

San Diego (SAN) – chosen by Cheapflights users on 50% of one-stop itineraries from Washington, D.C. to Las Vegas on Cheapflights.

Question 8

Which airline has the best punctuality record on Washington, D.C. to Las Vegas flights?

Accepted Answer

Over the past year, American Airlines have had the lowest number of delays on this route, with just 9% of flights being delayed.

Question 9

What is the most punctual flight time for Washington, D.C. to Las Vegas flights?

Accepted Answer

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

Question 10

How long is the flight from Washington, D.C. to Las Vegas?

Accepted Answer

A quick flight from Washington, D.C. to Las Vegas can take about 5h 25m. Delta provides one of the quickest options available for as low as £221. The distance between Washington, D.C. and Las Vegas is about 2082 mi. Both multi-stop and direct flights can be found to your destination and back.

Question 11

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

Accepted Answer

For one-way options, check prices for Frontier. According to our data, you can fly for as low as £44. Users have also found prices from £108 and £112 on Alaska Airlines and American Airlines, respectively.

Question 12

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

Accepted Answer

Booking 37 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. to Las Vegas. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Question 13

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 £72). Flying from Washington, D.C. to Las Vegas in January is currently the most expensive (average of £120). 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.

Question 14

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

Accepted Answer

The most flights from WAS to LAS are scheduled on a Monday (9 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (4 on average).

Question 15

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 16

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 17

What are the most popular routes from Washington, D.C. to Las Vegas?

Accepted Answer

The most popular flight routes from Washington, D.C. to Las Vegas are Washington, D.C. Dulles Intl - Las Vegas Harry Reid Intl, Washington, D.C. Reagan-National - Las Vegas Harry Reid Intl and Baltimore/Washington - Las Vegas Harry Reid Intl.

Question 18

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 Brussels Airlines (100%), United Airlines (89%) or Austrian Airlines (89%) as they are the most reliable in getting you off to your destination on time.

Question 19

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 fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 66% versus a flight at midday.

Question 20

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

Accepted Answer

If you book a flight to Las Vegas from Washington, D.C., you will be flying to Harry Reid Intl, which is the city’s only airport. Las Vegas Harry Reid Intl (LAS) is located 6.2 mi from the center of Las Vegas. There are 6 flights from Washington, D.C. to Harry Reid Intl per day from 0 different airlines.

Question 21

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 22

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 23

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 24

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

Accepted Answer

Cheapflights makes it easy to find Washington, D.C. to Las Vegas flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Question 25

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

Accepted Answer

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Washington, D.C. to Las Vegas for you. Better yet — we are completely free to use.

Question 26

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

Accepted Answer

Yes! Cheapflights helps users easily find flights from Washington, D.C. to Las Vegas with no change fees.

Question 27

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

Accepted Answer

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

Round-trip from	£185
One-way from	£66
Popular in	March
Cheapest in	August
Average price	£289

Cheap flights from Washington, D.C. to Las Vegas from £66

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 13/4. 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

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 4 February 2026.

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 4 February 2026.

Best flights from Washington, D.C. to Las VegasDiscover carefully curated flight deals from Washington, D.C. to Las Vegas that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 February 2026.

Discover carefully curated flight deals from Washington, D.C. to Las Vegas that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 February 2026.

Direct flights from Washington, D.C. to Las VegasExplore direct flight options from Washington, D.C. to Las Vegas based on user searches, and compare prices and availability for your desired travel dates. Data last updated 4 February 2026.

Explore direct flight options from Washington, D.C. to Las Vegas based on user searches, and compare prices and availability for your desired travel dates. Data last updated 4 February 2026.

Last-minute flights from Washington, D.C. to Las VegasDiscover last-minute flight deals from Washington, D.C. to Las Vegas. Data last updated 4 February 2026 and is based on user searches.

Discover last-minute flight deals from Washington, D.C. to Las Vegas. Data last updated 4 February 2026 and is based on user searches.

One-way flights from Washington, D.C. to Las VegasSearch for one-way flight options from Washington, D.C. to Las Vegas. Find affordable one-way fares based on user searches. Data last updated 4 February 2026.

Search for one-way flight options from Washington, D.C. to Las Vegas. Find affordable one-way fares based on user searches. Data last updated 4 February 2026.

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

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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 30 January 2026.

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 4 February 2026.

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

How much does it cost for a return flight from Washington, D.C. to Las Vegas?

What’s the top stopover airport for flights from Washington, D.C. to Las Vegas?

Share of one-stop return flights from Washington, D.C. to Las Vegas chosen by Cheapflights users in the past 12 months, using the same stopover each way.

What’s the cheapest stopover airport for flights from Washington, D.C. to Las Vegas?

Average return fare for one-stop flights from Washington, D.C. to Las Vegas, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

What’s the fastest stopover option from Washington, D.C. to Las Vegas?

Shortest average travel time for one-stop one-way flights from Washington, D.C. to Las Vegas, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Which airport typically offers the quickest stopover for flights from Washington, D.C. to Las Vegas?

Average stopover duration for one-stop one-way flights from Washington, D.C. to Las Vegas, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

How often are flights from Washington, D.C. to Las Vegas delayed?

What is the most punctual flight time for Washington, D.C. to Las Vegas flights?

What day of the week experiences the fewest flight delays on this route?

Which airline has the best punctuality record on Washington, D.C. to Las Vegas flights?

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.?

How long is the flight from Washington, D.C. to Las Vegas?

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

What are the most popular routes from Washington, D.C. to Las Vegas?

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?

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 4 February 2026.

Best flights from Washington, D.C. to Las Vegas
Discover carefully curated flight deals from Washington, D.C. to Las Vegas that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 February 2026.

Direct flights from Washington, D.C. to Las Vegas
Explore direct flight options from Washington, D.C. to Las Vegas based on user searches, and compare prices and availability for your desired travel dates. Data last updated 4 February 2026.

Last-minute flights from Washington, D.C. to Las Vegas
Discover last-minute flight deals from Washington, D.C. to Las Vegas. Data last updated 4 February 2026 and is based on user searches.

One-way flights from Washington, D.C. to Las Vegas
Search for one-way flight options from Washington, D.C. to Las Vegas. Find affordable one-way fares based on user searches. Data last updated 4 February 2026.