WAS - LAS

$184 Find Cheap Flights from Washington, D.C. to Las Vegas – Compare and Save

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Everything you should know

Cheapest return flight
$367
Typical prices: $499-$889
Alaska Airlines
Wed 12/12Sat 15/12
IAD - LAS • 1 stop
Cheapest direct flights
$396
Typical prices: $539-$931
United Airlines
Wed 5/12Wed 12/12
IAD - LAS • Direct
Direct flights
You can fly direct with United Airlines, American Airlines, and others. Average duration is 5h 17m.
Direct flights
+1
Direct flights
+1
Top routes
Cheapest
Most popular
Insights
Insights
Avoid delays
Most punctual • 92% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travellers who book at least 5 weeks in advance save around 29% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 34% price drop
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Cheapest • Avg $384 (return)
Shortest trip • 6h 36m (one-way)
Insights
Insights
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Flight Deals

Cheap Flights from Washington, D.C. to Las Vegas (WAS-LAS)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Washington, D.C. to Las Vegas

Sat, 12 Dec - Tue, 15 Dec
Alaska Airlines Logo
18:42 - 09:42IAD  Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl
18h 00m1 stop San Diego
Alaska Airlines Logo
07:52 - 17:39LAS  Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl
6h 47m1 stop San Diego
$367Alaska Airlines
Sat, 7 Nov - Sat, 14 Nov
United Airlines Logo
17:40 - 19:58IAD  Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl
5h 18mdirect
United Airlines Logo
07:40 - 15:08LAS  Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl
4h 28mdirect
$396United Airlines
Tue, 10 Nov - Tue, 10 Nov
Delta Logo
08:05 - 12:27IAD  Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl
7h 22m1 stop Atlanta Hartsfield-Jackson
Delta Logo
23:50 - 09:09LAS  Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl
6h 19m1 stop Atlanta Hartsfield-Jackson
$425Delta
Tue, 10 Nov - Sat, 14 Nov
United Airlines Logo
17:40 - 19:58IAD  Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl
5h 18mdirect
United Airlines Logo
07:40 - 15:08LAS  Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl
4h 28mdirect
$430United Airlines
Sat, 24 Oct - Tue, 27 Oct
Alaska Airlines Logo
07:02 - 16:11IAD  Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl
12h 09m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
09:45 - 23:59LAS  Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl
11h 14m1 stop Seattle/Tacoma Intl
$439Alaska Airlines
Fri, 13 Nov - Sat, 14 Nov
Delta Logo
15:00 - 22:10IAD  Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl
10h 10m1 stop Atlanta Hartsfield-Jackson
Delta Logo
06:00 - 16:18LAS  Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl
7h 18m1 stop Detroit Metropolitan Wayne County
$453Delta
Sat, 7 Nov - Sat, 14 Nov
United Airlines Logo
17:40 - 19:58IAD  Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl
5h 18mdirect
United Airlines Logo
23:45 - 07:07LAS  Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl
4h 22mdirect
$459United Airlines
Thu, 29 Oct - Sat, 31 Oct
United Airlines Logo
17:40 - 19:58IAD  Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl
5h 18mdirect
United Airlines Logo
07:40 - 15:08LAS  Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl
4h 28mdirect
$462United Airlines
Thu, 29 Oct - Sat, 31 Oct
United Airlines Logo
17:40 - 19:58IAD  Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl
5h 18mdirect
United Airlines Logo
07:40 - 15:08LAS  Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl
4h 28mdirect
$463United Airlines
Sat, 24 Oct - Sat, 31 Oct
United Airlines Logo
18:00 - 20:08IAD  Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl
5h 08mdirect
United Airlines Logo
23:45 - 06:07LAS  Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl
4h 22mdirect
$468United Airlines
Booking Insights

Price, demand, and travel trends for Washington, D.C. to Las Vegas flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Washington, D.C. to Las Vegas with more confidence.

How much is a return flight from Washington, D.C. to Las Vegas?

Return flights from Washington, D.C. to Las Vegas start at $367. Prices are below average for this route right now, with typical return fares ranging from $499 to $889. The lowest price found in the past 5 days was $367 on Alaska Airlines.

What is the cheapest Washington, D.C. to Las Vegas flight route?

There's little price difference between Washington, D.C. to Las Vegas routes. They average around $690 return, based on KAYAK data over the past 12 months.

What's the cheapest day of the week to fly from Washington, D.C. to Las Vegas?

Saturday is the cheapest day of the week to fly from Washington, D.C. to Las Vegas and is 11% cheaper than the average day. Sunday is the most expensive day with flight prices 7% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

•August is the cheapest month to fly from Washington, D.C. to Las Vegas at $456 return.
•October ($856) and March ($781) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 87% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Washington, D.C. to Las Vegas the cheapest?

Flights from Washington, D.C. to Las Vegas are cheapest 5 weeks before departure. Booking in this window typically costs about 29% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Key details for Washington, D.C. to Las Vegas flights

Low season

October

Cheapest flight

$184
Best time to beat the crowds but there is an average 24% increase in price.
Flights from Washington, D.C. Dulles Intl Airport to Las Vegas

When to book flights from Washington, D.C. to Las Vegas

Are your dates flexible? Find out the best times to travel from Washington, D.C. to Las Vegas based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Washington, D.C. to Las Vegas flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • What are the earliest and latest flights from Washington, D.C. to Las Vegas?

    These are the earliest and latest flight times available from Washington, D.C. to Las Vegas:

    • Earliest: departs at 06:00 and lands at 11:17
    • Latest: departs at 20:52 and lands at 02:09.

    The flight takes about 5h 17m.

  • Which cabin classes can I book on flights from Washington, D.C. to Las Vegas?

    Only Economy class is available on flights from Washington, D.C. to Las Vegas.

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

    A direct flight from Washington, D.C. to Las Vegas takes 5h 17m, covering 5,392 km.

  • Do I need a passport to fly from Washington, D.C. to Las Vegas?

    No. A passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • How much should I expect to pay for a Washington, D.C. to Las Vegas flight?

    Return flights from Washington, D.C. to Las Vegas range from $499 to $889, with an average of $691 over the past 12 months. Anything below $499 counts as a good deal.

  • How expensive are last-minute Washington, D.C. to Las Vegas flights?

    Last-minute fares on this route (booked within 2 weeks of departure) run 22% above the route average of $691. Book 5 weeks before departure for the lowest fares.

  • How much can I save by having a stopover when flying from Washington, D.C. to Las Vegas?

    On this route, stopover flights are cheaper than direct options on average. Stopover fares average $384 return via Seattle/Tacoma Intl (SEA), compared with $732 for direct.

  • How does American Airlines's on-time performance compare to other airlines on Washington, D.C. to Las Vegas flights?

    American Airlines is slightly above the route average for timely arrivals, while United Airlines has a lower on-time arrival rate. On-time arrival rates on Washington, D.C. to Las Vegas flights are:

    • American Airlines: 92% on time
    • United Airlines: 90% on time
    • Frontier: 70% on time

    On average, flights on this route are punctual 82% of the time.

  • What is the standard checked bag allowance on flights from Washington, D.C. to Las Vegas?

    There is no standard. Checked bag policies vary by airline on this route. Most carriers charge $44–$143 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

  • How are flight departures from Washington, D.C. to Las Vegas spread across the day?

    Morning is the busiest departure period on Washington, D.C. to Las Vegas flights, with 40% leaving in that window. Evening departures account for 40%, Afternoon flights for 20%, and Night flights for 0%.

  • Which airlines offer Wi-Fi on Washington, D.C. to Las Vegas flights?

    Two airlines offer in-flight Wi-Fi on Washington, D.C. to Las Vegas flights:

    • American Airlines
    • JetBlue

    Pricing varies by airline and fare class. Some plans are included with the ticket or loyalty programme, while others are paid add-ons priced by flight length.

  • How are flight prices from Washington, D.C. to Las Vegas looking right now?

    One-way fares from Washington, D.C. to Las Vegas are currently lower than usual. Average one-way flight prices are about $225, which is 35% below the typical average for this route.

  • Which car hire options are available at Las Vegas Harry Reid Intl Airport (LAS)?

    Las Vegas Harry Reid Intl Airport (LAS) hosts 5 major car hire companies, with daily rates starting from around $12 for economy cars. Top options include:
    • Easirent
    • Ace
    • Fox
    • Dollar
    • Thrifty

  • Which airports can I use when flying from Washington, D.C. to Las Vegas?

    Flights from Washington, D.C. to Las Vegas may depart from several airports in Washington, D.C. area, including Washington, D.C. Reagan-National (DCA) and Washington, D.C. Dulles Intl (IAD). Flights usually arrive at Las Vegas Harry Reid Intl (LAS).

  • How do delay rates compare for morning and evening flights from Washington, D.C. to Las Vegas?

    Morning flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

  • At what point is a flight considered delayed on the route from Washington, D.C. to Las Vegas?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Washington, D.C. to Las Vegas route, 18% of flights were delayed in the past 3 months, with delays averaging 2 hours 45 minutes.

  • Which airports do connecting flights from Washington, D.C. to Las Vegas pass through?

    One-stop flights from Washington, D.C. to Las Vegas most commonly connect through:

    • Denver Intl (DEN) – 60% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) – 13% of one-stop connections
    • Boston Logan Intl (BOS) – 5% of one-stop connections
    • Dallas/Fort Worth (DFW) – 4% of one-stop connections

    Denver Intl (DEN) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Washington, D.C. to Las Vegas?

    On the Washington, D.C. to Las Vegas route, being flexible with your departure day can save you up to 17%. Saturday is the cheapest day at $618 return on average, while Sunday is the most expensive at $739 – a $122 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • Which airlines are available on the route from Washington, D.C. to Las Vegas?

    4 airlines operate flights between Washington, D.C. and Las Vegas. The airlines offering direct flights on this route include:

    • United Airlines
    • American Airlines
    • Southwest
    • Frontier

  • How much time can I save by choosing a different stopover airport from Washington, D.C. to Las Vegas?

    Flying via Lambert-St Louis (STL) gives the shortest average 1-stop total travel time of 6h 36m, compared to 6h 42m via Nashville Intl (BNA) and 6h 45m via Chicago Midway (MDW).

  • What is the time difference between Washington, D.C. and Las Vegas?

    Las Vegas is 3 hours behind Washington, D.C. (Pacific Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Las Vegas?

    Some of the most popular sights in Las Vegas are Fremont Street Experience, Planet Hollywood Resort & Casino, and Four Queens Casino. These are among the most viewed places in Las Vegas on KAYAK.

  • Which airlines offer extra legroom and free seat selection on Washington, D.C. to Las Vegas flights?

    Among airlines operating Washington, D.C. to Las Vegas flights:

    • United Airlines: offers extra legroom; offers free seat selection
    • Frontier: offers free seat selection
    • American Airlines: offers extra legroom; offers free seat selection
    • Southwest: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on Washington, D.C. to Las Vegas flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • United Airlines: a cabin bag and a checked bag in Economy class
    • Frontier: a cabin bag and a checked bag in Economy class
    • American Airlines: a cabin bag and a checked bag in Economy class

    Bag allowance can vary by ticket type, cabin class, route, and airline, so travellers should check the fare details before booking.

  • Does McCarran International Airport have any pet relief areas?

    If you are traveling with a pet or service animal, make sure to bring them by one of the pet relief zones in McCarran International Airport after your flight has landed. There are two separate indoor areas located in Terminals 1 and 3, as well as outdoor zones near baggage claim and parking. Each of these areas provides pet owners with complimentary waste cleanup bags.

  • What is there to do at McCarran International Airport?

    Before heading to baggage claim, consider looking at one of McCarran International Airport’s many art installments or visiting their Aviation Museum. Both of these activities are free and a great way to relax and unwind after a long day of traveling.

  • What are some good hotels near McCarran International Airport?

    The Best Western McCarran Inn is a casual choice that is located only a 3-minute drive from McCarran International Airport and offers a free shuttle service for guests. The Excalibur Hotel & Casino is located directly on the popular Las Vegas Boulevard, just across the street from the airport.

  • Does McCarran International Airport have any airline lounges?

    United Airlines is currently the only airline that has a lounge inside of McCarran International Airport. However, there is also the Centurion Lounge that is designated for American Express cardholders, and the Club at LAS, which is open to all travelers. Access passes can be purchased for each of these private lounges either ahead of time through their websites or at their main entry desks on your day of travel.

Your guide to booking Washington, D.C. to Las Vegas flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Saturday departure instead of Sunday. On this route, Saturday flights average $618 – about $122 less than Sunday (16% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 5 weeks before you fly. On this route, that window historically saves about 29% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Washington, D.C. to Las Vegas trip for August. Fares historically average $456 return in that month – typically $400 less than the most expensive month, which is October (based on the last 12 months).
  • If arriving on time is high on your priority list, American Airlines is the strongest pick on this route. 92% of American Airlines flights from Washington, D.C. to Las Vegas arrived on time in the past 3 months, slightly above the route's average on-time arrival rate of 82%. When flights on this route do arrive late, the average delay is 2 hours45 minutes, so choosing an airline with strong on-time performance can make a difference on tight schedules.
  • If you have the time, taking a 1-stop flight through Seattle/Tacoma Intl Airport (SEA) can be cheaper than flying direct. The cheapest stopover option averages $384 return on this route – about $348 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Las Vegas Harry Reid Intl Airport.
    - Four Seasons Hotel Las Vegas
    - Alexis Park All Suite Resort
    - Ellis Island Hotel
  • If you would like to pick up some souvenirs or gifts after your flight from Washington to Las Vegas has landed at McCarran International Airport, stop by The Duty Free Store by Nuance, located in Terminal 1 near the D Gates. This store sells a variety of goods including food products, liquor, cosmetics, and clothing.
  • For travelers who are specifically interested in direct flights from Washington to Las Vegas, consider purchasing your ticket through either United or Southwest Airlines. While both companies have many flights that cover this path, United Airlines is known for its Economy Plus upgrade option, and Southwest Airlines is known for letting customers check up to two bags for free.
  • Interested in using public transportation to travel from McCarran International Airport to downtown Las Vegas? Consider taking one of the public buses that are operated by the Regional Transportation Commission of Southern Nevada. These buses leave from outside both Terminals 1 and 3, and they have several stops in Las Vegas’ city center.
  • If you are traveling with children, make sure to stop by the kids’ play area in Terminal D of McCarran International Airport. This aviation-themed play area is free for all travelers and is a great way for kids to burn off some steam after a long day of traveling.
  • To stretch your legs after your flight to Las Vegas has landed, select one of McCarran International Airport’s Fly Fit walking paths that are featured on the airport’s official website. These walking paths range from a quarter of a mile to a full mile, and they lead travelers throughout the airport’s different terminals.

Prefer to fly direct from Washington, D.C. to Las Vegas Harry Reid Intl?

 
Find which airlines fly direct from Washington, D.C. to Las Vegas Harry Reid Intl Airport, which days they fly and book direct flights.

Direct departures

Washington, D.C. to Las Vegas Harry Reid Intl

Monday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Tuesday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Wednesday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Thursday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Friday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Saturday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Sunday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

See more direct flights

Direct returns

Las Vegas Harry Reid Intl to Washington, D.C.

Monday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Tuesday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Wednesday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Thursday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Friday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Saturday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Sunday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

See more direct flights

More options for your flight from Washington, D.C. to Las Vegas

Complete your trip to Las Vegas with a hotel stay or car hire