WAS - LAS

$120 Find Cheap Flights from Washington, D.C. to Las Vegas - Compare and Save

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Everything you should know

Cheapest round-trip
$217
Typical prices: $349-$622
Frontier
Fri 10/26Tue 10/30
IAD - LAS • 2 stops
Cheapest non-stop
$226
Typical prices: $377-$651
Frontier
Wed 10/24Fri 10/26
IAD - LAS • Non-stop
Nonstop flights
You can fly direct with United Airlines, Southwest 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 travelers 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 layover airports
Cheapest • Avg $268 (round-trip)
Shortest trip • 6h 36m (one-way)
Insights
Insights
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We hope you love your trip to Las Vegas!
Flight Deals
Booking Insights
Expert advice
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 round-trip flight deals from Washington, D.C. to Las Vegas

Mon, Nov 2 - Tue, Nov 10
Frontier Logo
9:06 pm - 4:26 pmIAD  Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl
22h 20m2 stops Atlanta Hartsfield-Jackson Houston George Bush Intcntl
Frontier Logo
9:43 pm - 5:12 pmLAS  Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl
16h 29m1 stop Atlanta Hartsfield-Jackson
$217Frontier
Mon, Nov 2 - Mon, Nov 9
Frontier Logo
9:06 pm - 4:26 pmIAD  Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl
22h 20m2 stops Atlanta Hartsfield-Jackson Houston George Bush Intcntl
Frontier Logo
12:01 am - 5:12 pmLAS  Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl
14h 11m2 stops Houston George Bush Intcntl Atlanta Hartsfield-Jackson
$217Frontier
Sat, Dec 5 - Tue, Dec 8
Multiple Airlines Logo
6:42 pm - 9:42 amIAD  Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl
18h 00m1 stop San Diego
Multiple Airlines Logo
11:43 pm - 11:11 amLAS  Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl
8h 28m1 stop Atlanta Hartsfield-Jackson
$227Multiple Airlines
Tue, Dec 8 - Sat, Dec 12
Multiple Airlines Logo
12:06 pm - 8:26 pmIAD  Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl
11h 20m1 stop Atlanta Hartsfield-Jackson
Multiple Airlines Logo
6:00 am - 5:39 pmLAS  Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl
8h 39m1 stop San Diego
$227Multiple Airlines
Sat, Nov 7 - Wed, Nov 11
JetBlue Logo
4:49 pm - 10:49 pmDCA  Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl
9h 00m1 stop Fort Lauderdale
JetBlue Logo
10:25 pm - 9:48 amLAS  Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National
8h 23m1 stop Boston Logan Intl
$231JetBlue
Tue, Nov 10 - Wed, Nov 18
JetBlue Logo
3:54 pm - 11:40 pmDCA  Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl
10h 46m1 stop Boston Logan Intl
JetBlue Logo
9:28 pm - 11:30 amLAS  Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National
11h 02m1 stop Fort Lauderdale
$231JetBlue
Sat, Nov 7 - Sat, Nov 14
Alaska Airlines Logo
10:59 am - 6:19 pmDCA  Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl
10h 20m1 stop San Diego
Alaska Airlines Logo
9:00 am - 9:00 pmLAS  Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National
9h 00m1 stop San Diego
$237Alaska Airlines
Tue, Nov 10 - Sat, Nov 14
Alaska Airlines Logo
8:00 am - 5:14 pmDCA  Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl
12h 14m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
9:38 am - 9:59 pmLAS  Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National
9h 21m1 stop Seattle/Tacoma Intl
$237Alaska Airlines
Wed, Dec 9 - Sat, Dec 12
American Airlines Logo
8:00 am - 10:27 amDCA  Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl
5h 27mnonstop
American Airlines Logo
12:02 pm - 7:35 pmLAS  Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National
4h 33mnonstop
$277American Airlines
Tue, Nov 3 - Tue, Nov 10
American Airlines Logo
8:00 am - 10:27 amDCA  Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl
5h 27mnonstop
American Airlines Logo
12:02 pm - 7:35 pmLAS  Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National
4h 33mnonstop
$277American 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 with more confidence.

How much is a round-trip flight from Washington, D.C. to Las Vegas?

Round-trip flights from Washington, D.C. to Las Vegas typically range from $349 to $622. The lowest price found in the past 5 days was $217, on Frontier.

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 $483 round-trip, 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?

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

What’s 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 $319 round-trip.
•October ($599) and March ($546) 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 flights 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.

Expert advice

Expert advice for your flight from Washington, D.C. to Las Vegas

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Stefanie Waldek

Stefanie Waldek

Expert on United Airlines and IAD

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Blane Bachelor

Blane Bachelor

Expert on Southwest

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Harriet Baskas

Harriet Baskas

Expert on American Airlines and LAS

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Ramsey Qubein

Ramsey Qubein

Expert on DCA

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

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

Low season

October

Cheapest flight

$120
Beat the crowds with an average 11% drop in travelers.
The most popular month to fly with an average 30% increase in travelers.
One-way flight 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 round-trip price

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

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • 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 6:00 am and lands at 11:17 am
    • Latest: departs at 8:52 pm and lands at 2:09 am.

    The flight takes about 5h 17m.

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

    Four cabin classes are available on flights from Washington, D.C. to Las Vegas:

    • Economy Class
    • Premium Economy Class
    • Business Class
    • First Class

    Prices vary by airline.

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

    A nonstop flight from Washington, D.C. to Las Vegas takes 5h 17m, covering 2,082 miles.

  • 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?

    Round-trip flights from Washington, D.C. to Las Vegas range from $349 to $622, with an average of $483 over the past 12 months. Anything below $349 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 two weeks of departure) run 22% above the $483 route average. Book 5 weeks before departure for the lowest fares.

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

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $268 round-trip via Seattle/Tacoma Intl (SEA), compared to $512 for nonstop.

  • How does on-time performance compare across airlines flying from Washington, D.C. to Las Vegas?

    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

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

  • 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 $31–$100 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% of flights 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 program; 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 $137, which is 43% below the typical average for this route.

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

    Las Vegas Harry Reid Intl Airport (LAS) hosts 5 major car rental companies, with daily rates starting from around $8 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).

  • What time of day has the fewest delays on flights from Washington, D.C. to Las Vegas?

    Morning flights have the fewest delays on this route, while afternoon departures tend to have the most.

  • At what point is a flight considered delayed 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 2h 45m.

  • 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

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

    Yes. Flexible dates can save you up to 17% on flights from Washington, D.C. to Las Vegas. Saturday is the cheapest departure day at $432 round-trip on average, while Sunday is the most expensive at $517, a difference of $85.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • What airlines fly from Washington, D.C. to Las Vegas?

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

    • United Airlines
    • Southwest
    • American Airlines
    • Frontier

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

    Flying via Lambert-St Louis (STL) gives the shortest average 1-stop total travel time at 6h 36m, compared with 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, Las Vegas Convention Center and Wynn Las Vegas. 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 always check the fare details before booking.

  • Which airline has a hub at Las Vegas International Airport?

    Las Vegas International Airport (LAS) is served by Spirit Airlines, Southwest Airlines and Allegiant.

  • Are there car rentals at LAS?

    Yes, car rental counters at LAS are at the Rent-A-Car Center, located three miles south of the airport. A complimentary shuttle connects the terminals to the Rent-A-Car Center.

  • Are there family amenities at DCA?

    Yes, DCA has nursing and lactation rooms throughout the airport. In Terminal 1, one room is located pre-security near the TSA Security Checkpoint. The suites include a rocking chair, electrical outlets, a shelf, a mirror, hand sanitizer and a baby changing table.

  • Are there special services on the Washington, DC-Las Vegas route?

    All flights from Washington, DC, to Las Vegas offer services for travelers with mobility challenges. Wheelchair assistance can be arranged through the airline at departure airports and on arrival at LAS for help moving through the terminal. Basic amenities at both departure and arrival airports, including restrooms, are also wheelchair accessible.

  • Does McCarran International Airport have any pet relief areas?

    Yes, LAS has designated indoor and outdoor pet relief areas for pets and service animals.

  • Does McCarran International Airport have any airline lounges?

    Yes, United Airlines is the only airline with a lounge at Harry Reid International Airport (LAS). The Centurion Lounge is for American Express cardholders and the Club at LAS is open to all travelers. Day passes for the Club at LAS can be purchased in advance on its website or at the reception desk on the 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 and avoid flying on Sunday. On this route, Saturday flights average $432, about $85 less than Sunday fares (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 $319 round-trip in that month - typically $280 less than the most expensive month, which is October (based on the last 12 months).
  • For the best chance of arriving on time, fly with American Airlines. Over the past three months, 92% of American Airlines flights from Washington, D.C. to Las Vegas arrived on time, slightly above the route average of 82%. When flights on this route arrive late, they're delayed by an average of 2h 45m, so choosing an airline with strong on-time performance can make a difference if you're on a tight schedule.
  • If you have the time, taking a 1-stop flight through Seattle/Tacoma Intl Airport (SEA) can be cheaper than flying direct. The cheapest layover option averages $268 round-trip on this route - about $243 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
  • For a Washington, DC, to Las Vegas flight, consider Baltimore-Washington International Thurgood Marshall Airport, one of three major departure airports. From central Baltimore, a taxi takes roughly 15 minutes. If you'd rather save money, use the MTA LightRail. It reaches Camden Yards in about 25 minutes, followed by a four-block walk to the Inner Harbor.
  • Compare flights from the Washington, DC region’s three major airports. DCA is closest to downtown and has direct Metro access. IAD is served by Metro’s Silver Line. BWI is accessible by MARC or Amtrak plus a free airport shuttle. Taxis and rideshares also serve all three.
  • If you are traveling with children, make sure to stop by the kids’ play area in the D gates of Harry Reid International Airport. This play area is a great way for kids to burn off some steam after a long day of traveling.

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

 
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 rental