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

A quick flight from Washington, D.C. to Las Vegas can take about 5h 18m. Southwest provides one of the quickest options available for as low as £281. The distance between Washington, D.C. and Las Vegas is about 2059 mi. Both multi-stop and direct flights can be found to your destination and back.

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.

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).

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

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.

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

No one likes to see their flight delayed. When booking a flight from Washington, D.C. to Las Vegas consider choosing Ethiopian Air (85%), United Airlines (74%) or Brussels Airlines (68%) as they are the most reliable in getting you off to your destination on time.

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

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 11 flights from Washington, D.C. to Harry Reid Intl per day from 0 different airlines.

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

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

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

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.

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

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.

£94+ Cheap Flights from Washington, D.C. to Las Vegas

Cheapflights Tip: The best prices from Washington, D.C. to Las Vegas Harry Reid Intl are usually found in August or January, booked 45 days in advance, depart on a Monday or Tuesday and return on a Monday

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

Enter your travel dates to find the best prices.

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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 10 October 2026.

Tue 10/1113:09 -

1 stop10h 19m

Wed 18/1107:00 -

1 stop11h 00m

Deal found 5/10£189

Wed 4/1110:00 -

2 stops10h 20m

Tue 10/1101:15 -

1 stop7h 50m

Deal found 5/10£191

Sat 7/1116:49 -

1 stop9h 00m

Mon 9/1123:59 -

1 stop9h 20m

Deal found 5/10£194

Thu 5/1117:45 -

1 stop7h 00m

Mon 9/1101:15 -

1 stop7h 50m

Deal found 5/10£199

Tue 27/1012:56 -

Nonstop5h 21m

Fri 30/1023:45 -

Nonstop4h 22m

Deal found 5/10£202

Wed 28/1012:27 -

1 stop7h 42m

Thu 29/1023:34 -

1 stop7h 38m

Deal found 5/10£202

Mon 26/1018:26 -

1 stop8h 09m

Wed 28/1022:20 -

1 stop7h 25m

Deal found 5/10£202

Thu 29/1006:10 -

1 stop7h 31m

Thu 5/1123:45 -

Nonstop4h 22m

Deal found 5/10£203

Mon 7/1216:20 -

1 stop9h 40m

Thu 10/1209:25 -

Nonstop4h 20m

Deal found 5/10£204

Sun 6/1219:30 -

Nonstop5h 18m

Sat 12/1207:50 -

Nonstop4h 28m

Deal found 6/10£206

Thu 29/1006:10 -

1 stop10h 02m

Mon 2/1123:59 -

1 stop9h 20m

Deal found 6/10£206

Tue 3/1117:35 -

Nonstop5h 25m

Thu 5/1105:20 -

1 stop7h 25m

Deal found 5/10£206

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 10 October 2026.

Wed 4/1116:00 -

2 stops8h 50m

Tue 10/1101:15 -

1 stop7h 50m

Deal found 6/10£206

Sat 14/1116:49 -

1 stop9h 00m

Wed 18/1121:28 -

1 stop8h 32m

Deal found 10/10£209

Tue 8/1212:35 -

Nonstop5h 17m

Wed 9/1213:20 -

1 stop8h 19m

Deal found 9/10£252

Tue 3/1115:59 -

1 stop6h 53m

Sat 7/1106:20 -

1 stop8h 49m

Deal found 5/10£262

Tue 27/1019:24 -

1 stop18h 03m

Tue 3/1112:32 -

2 stops24h 42m

Deal found 6/10£309

Fri 6/1116:05 -

2 stops9h 00m

Fri 13/1112:10 -

2 stops8h 45m

Deal found 7/10£216

Tue 10/1116:20 -

1 stop9h 45m

Sat 14/1101:15 -

1 stop7h 45m

Deal found 7/10£221

Tue 5/106:10 -

1 stop7h 00m

Tue 12/107:10 -

2 stops8h 20m

Deal found 5/10£221

Mon 7/1219:30 -

Nonstop5h 18m

Wed 9/1213:20 -

1 stop8h 19m

Deal found 6/10£281

Tue 3/1116:45 -

1 stop7h 10m

Sat 7/1119:09 -

2 stops10h 46m

Deal found 5/10£304

Sat 12/1218:42 -

2 stops26h 11m

Tue 15/1206:00 -

1 stop8h 39m

Deal found 9/10£314

Mon 9/1112:35 -

1 stop8h 58m

Wed 11/1123:45 -

Nonstop4h 22m

Deal found 7/10£287

Wed 25/1117:40 -

Nonstop5h 15m

Thu 3/1215:25 -

Nonstop4h 30m

Deal found 6/10£268

Wed 30/1220:06 -

Nonstop5h 16m

Tue 5/113:16 -

Nonstop4h 29m

Deal found 10/10£303

Mon 26/1020:40 -

1 stop7h 15m

Thu 29/1013:45 -

1 stop6h 10m

Deal found 5/10£268

Thu 5/1117:05 -

1 stop10h 32m

Sun 8/1123:20 -

1 stop6h 30m

Deal found 9/10£361

Tue 3/1117:17 -

2 stops21h 17m

Thu 5/1119:49 -

1 stop18h 51m

Deal found 5/10£362

Mon 8/217:25 -

1 stop8h 35m

Thu 11/216:45 -

Nonstop4h 20m

Deal found 7/10£271

Mon 2/1118:46 -

1 stop8h 09m

Mon 9/1110:32 -

2 stops16h 12m

Deal found 9/10£366

Thu 19/1107:25 -

1 stop7h 30m

Sat 28/1107:00 -

1 stop7h 28m

Deal found 6/10£369

Fri 6/1112:37 -

1 stop10h 44m

Fri 13/1123:45 -

Nonstop4h 22m

Deal found 7/10£356

Mon 14/1208:05 -

Nonstop5h 25m

Tue 15/1214:50 -

1 stop6h 55m

Deal found 6/10£271

Wed 18/1117:40 -

Nonstop5h 18m

Mon 23/1123:45 -

Nonstop4h 22m

Deal found 9/10£360

Mon 9/1119:45 -

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Mon 16/1122:20 -

Nonstop4h 20m

Deal found 10/10£285

Wed 6/112:50 -

1 stop8h 14m

Sun 10/123:30 -

Nonstop4h 29m

Deal found 9/10£367

Tue 8/1214:30 -

1 stop7h 10m

Sat 12/1206:00 -

Nonstop4h 25m

Deal found 9/10£289

Tue 8/1214:30 -

1 stop7h 10m

Wed 9/1215:25 -

Nonstop4h 25m

Deal found 9/10£289

Sat 21/1121:50 -

Nonstop5h 20m

Wed 25/1114:00 -

1 stop6h 45m

Deal found 9/10£292

Fri 30/1008:20 -

1 stop6h 25m

Wed 4/1115:25 -

Nonstop4h 30m

Deal found 9/10£314

Thu 12/1116:05 -

2 stops9h 00m

Sat 14/1101:15 -

1 stop7h 45m

Deal found 9/10£317

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

Round-trip from	£189
One-way from	£94
Popular in	March
Cheapest in	August
Average price	£372

JetBlue
10/11-18/11
2 total stops
21h 19m total
Washington, D.C. to Las Vegas

Search Deals

United Airlines
9/12-31/12
1 total stop
8h 32m total
Washington, D.C. to Las Vegas

Search Deals

Highest demand for flights based on searches. 7% potential increase in price (£21 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£4 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Washington, D.C.Las Vegas

IAD Washington, D.C. Dulles Intl - LAS Las Vegas Harry Reid Intl

IADLAS

Washington, D.C. Dulles Intl

Thu 19/11

07:25-11:55

1 stop7h 30m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-03:00

Nonstop0h 00m

£106

Washington, D.C.Las Vegas

DCA Washington, D.C. Reagan-National - LAS Las Vegas Harry Reid Intl

DCALAS

Washington, D.C. Reagan-National

Mon 7/12

17:15-21:15

1 stop7h 00m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-03:00

Nonstop0h 00m

£106

Washington, D.C.Las Vegas

DCA Washington, D.C. Reagan-National - LAS Las Vegas Harry Reid Intl

DCALAS

Washington, D.C. Reagan-National

Thu 25/2

08:00-13:47

1 stop8h 47m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-03:00

Nonstop0h 00m

£106

Washington, D.C.Las Vegas

DCA Washington, D.C. Reagan-National - LAS Las Vegas Harry Reid Intl

DCALAS

Washington, D.C. Reagan-National

Mon 8/2

13:35-19:45

1 stop9h 10m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-03:00

Nonstop0h 00m

£106

Washington, D.C.Las Vegas

DCA Washington, D.C. Reagan-National - LAS Las Vegas Harry Reid Intl

DCALAS

Washington, D.C. Reagan-National

Mon 26/10

17:05-22:27

1 stop8h 22m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-03:00

Nonstop0h 00m

£106

Washington, D.C.Las Vegas

IAD Washington, D.C. Dulles Intl - LAS Las Vegas Harry Reid Intl

IADLAS

Washington, D.C. Dulles Intl

Mon 7/12

19:30-21:48

Nonstop5h 18m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-03:00

Nonstop0h 00m

£120

Washington, D.C.Las Vegas

DCA Washington, D.C. Reagan-National - LAS Las Vegas Harry Reid Intl

DCALAS

Washington, D.C. Reagan-National

Sun 6/12

15:35-21:10

1 stop8h 35m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-03:00

Nonstop0h 00m

£120

Washington, D.C.Las Vegas

IAD Washington, D.C. Dulles Intl - LAS Las Vegas Harry Reid Intl

IADLAS

Washington, D.C. Dulles Intl

Mon 16/11

17:40-19:58

Nonstop5h 18m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-03:00

Nonstop0h 00m

£120

Washington, D.C.Las Vegas

DCA Washington, D.C. Reagan-National - LAS Las Vegas Harry Reid Intl

DCALAS

Washington, D.C. Reagan-National

Mon 11/1

10:59-18:42

1 stop10h 43m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-03:00

Nonstop0h 00m

£128

Washington, D.C.Las Vegas

DCA Washington, D.C. Reagan-National - LAS Las Vegas Harry Reid Intl

DCALAS

Washington, D.C. Reagan-National

Wed 28/10

16:50-23:05

2 stops9h 15m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-03:00

Nonstop0h 00m

£128

Flights are sorted by cheapest return flights first.

Deals found on 6/10

Showing 1-10 of 60 resultsSorted by cheapest first

...

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.

WAS-LAS

IAD-LAS

DCA-LAS

BWI-LAS

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

WAS-LAS

IAD-LAS

DCA-LAS

BWI-LAS

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

Currently, August is the cheapest month in which you can book a flight from Washington, D.C. to Las Vegas (average of £257). Flying from Washington, D.C. to Las Vegas in October is currently the most expensive (average of £422). 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.

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

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

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

The most flights from WAS to LAS are scheduled on a Thursday (14 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (8 on average).

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 £278 and £491 in November.
The cheapest return price found within the last 5 days was £189 on JetBlue (10 Nov–18 Nov).

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

About 18% of weekly flights between Washington, D.C. and Las Vegas have experienced delays in the past year, with the average delay time being 184 minutes.

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

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

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

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

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

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

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

Booking 32 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.

Related info for your journey

What airport do you fly into for flights to Las Vegas from Washington, D.C.?
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 11 flights from Washington, D.C. to Harry Reid Intl per day from 0 different airlines.
How long is the flight from Washington, D.C. to Las Vegas?
A quick flight from Washington, D.C. to Las Vegas can take about 5h 18m. Southwest provides one of the quickest options available for as low as £281. The distance between Washington, D.C. and Las Vegas is about 2059 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the most popular routes from Washington, D.C. to Las Vegas?
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.
What are the most reliable airlines from Washington, D.C. to Las Vegas?
No one likes to see their flight delayed. When booking a flight from Washington, D.C. to Las Vegas consider choosing Ethiopian Air (85%), United Airlines (74%) or Brussels Airlines (68%) as they are the most reliable in getting you off to your destination on time.
Can I find deals for flights from Washington, D.C. to Las Vegas that include hotel bookings?
Yes. In addition to deals on Washington, D.C. to Las Vegas flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Washington, D.C. to Las Vegas?
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.
Can I find deals for business class flights from Washington, D.C. to Las Vegas?
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.
What is the cheapest month to book a flight from Washington, D.C. to Las Vegas?
Currently, August is the cheapest month in which you can book a flight from Washington, D.C. to Las Vegas (average of £257). Flying from Washington, D.C. to Las Vegas in October is currently the most expensive (average of £422). 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.

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

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.

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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.

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Cheap flights from Washington, D.C. to Las Vegas from £94

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/12. 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 10 October 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 10 October 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 10 October 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 10 October 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 10 October 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 10 October 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 10 October 2026 and is based on user searches.

Discover last-minute flight deals from Washington, D.C. to Las Vegas. Data last updated 10 October 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 10 October 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 10 October 2026.

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

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Use the filters below to find and compare flights from Washington, D.C. to Las Vegas that are best for you.

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.

Cheapflights Insights

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 10 October 2026.

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

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

The most flights from WAS to LAS are scheduled on a Thursday (14 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (8 on average).

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 £278 and £491 in November.The cheapest return price found within the last 5 days was £189 on JetBlue (10 Nov–18 Nov).

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

About 18% of weekly flights between Washington, D.C. and Las Vegas have experienced delays in the past year, with the average delay time being 184 minutes.

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

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

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

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

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

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

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

Booking 32 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.

Related info for your journey

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

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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 10 October 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 10 October 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 10 October 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 10 October 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 10 October 2026.

Washington, D.C. to Las Vegas flights typically cost between £278 and £491 in November.
The cheapest return price found within the last 5 days was £189 on JetBlue (10 Nov–18 Nov).