LAS - WAS

$85 Find Cheap Flights from Las Vegas to Washington, D.C. - Compare and Save

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Everything you should know

Cheapest round-trip
$150
Typical prices: $304-$562
Frontier
Sat 10/13Wed 10/24
LAS - IAD • Non-stop
Cheapest one-way
$85
Typical prices: $193-$398
Frontier
Mon 11/26
LAS - IAD • Non-stop
Nonstop flights
You can fly direct with United Airlines, American Airlines and others. Average duration is 4h 33m.
Direct flights
+1
Direct flights
+1
Top routes
Cheapest • 1% average savings
Most popular
Insights
Insights
Avoid delays
Most punctual • 100% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 8 weeks in advance save around 27% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 26% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $301 (round-trip)
Shortest trip • 6h 48m (one-way)
Insights
Insights
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We hope you love your trip to Washington, D.C.!
Flight Deals
Booking Insights
Expert advice
Flight Deals

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

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

Recent round-trip flight deals from Las Vegas to Washington, D.C.

Tue, Oct 13 - Sat, Oct 24
Frontier Logo
10:43 pm - 6:20 amLAS  Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl
4h 37mnonstop
Frontier Logo
6:00 am - 8:04 amIAD  Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl
5h 04mnonstop
$150Frontier
Wed, Oct 14 - Sat, Oct 17
Frontier Logo
10:43 pm - 6:20 amLAS  Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl
4h 37mnonstop
Frontier Logo
6:00 am - 8:04 amIAD  Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl
5h 04mnonstop
$150Frontier
Thu, Oct 1 - Sat, Oct 10
Multiple Airlines Logo
10:46 pm - 6:20 amLAS  Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl
4h 34mnonstop
Multiple Airlines Logo
7:24 pm - 10:27 amIAD  Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl
18h 03m1 stop San Diego
$245Multiple Airlines
Mon, Oct 26 - Sun, Nov 1
Multiple Airlines 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
Multiple Airlines Logo
8:16 am - 10:44 pmIAD  Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl
17h 28m1 stop Knoxville McGhee Tyson
$250Multiple Airlines
Thu, Dec 17 - Tue, Jan 5
United Airlines Logo
1:45 pm - 11:59 pmLAS  Las Vegas Harry Reid Intl-BWI Baltimore/Washington
7h 14m1 stop Houston George Bush Intcntl
United Airlines Logo
4:15 pm - 9:40 pmBWI  Baltimore/Washington-LAS Las Vegas Harry Reid Intl
8h 25m1 stop Houston George Bush Intcntl
$269United Airlines
Fri, Sep 25 - Tue, Sep 29
American Airlines Logo
11:50 pm - 10:07 amLAS  Las Vegas Harry Reid Intl-BWI Baltimore/Washington
7h 17m1 stop Chicago O'Hare Intl
American Airlines Logo
6:01 am - 10:11 amBWI  Baltimore/Washington-LAS Las Vegas Harry Reid Intl
7h 10m1 stop Charlotte Douglas
$269American Airlines
Fri, Sep 25 - Tue, Sep 29
American Airlines Logo
11:50 pm - 10:07 amLAS  Las Vegas Harry Reid Intl-BWI Baltimore/Washington
7h 17m1 stop Chicago O'Hare Intl
American Airlines Logo
6:01 am - 10:11 amBWI  Baltimore/Washington-LAS Las Vegas Harry Reid Intl
7h 10m1 stop Charlotte Douglas
$269American Airlines
Wed, Oct 28 - Wed, Nov 4
JetBlue Logo
11:59 pm - 12:19 pmLAS  Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National
9h 20m1 stop Boston Logan Intl
JetBlue Logo
6:15 am - 1:12 pmDCA  Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl
9h 57m1 stop New York John F Kennedy Intl
$279JetBlue
Sat, Oct 24 - Mon, Nov 2
JetBlue Logo
7:00 am - 9:07 pmLAS  Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National
11h 07m1 stop Fort Lauderdale
JetBlue Logo
3:35 pm - 10:49 pmDCA  Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl
10h 14m1 stop Fort Lauderdale
$281JetBlue
Wed, Sep 30 - Sun, Oct 4
United Airlines Logo
11:50 pm - 10:30 amLAS  Las Vegas Harry Reid Intl-BWI Baltimore/Washington
7h 40m1 stop Chicago O'Hare Intl
United Airlines Logo
5:43 pm - 11:57 pmBWI  Baltimore/Washington-LAS Las Vegas Harry Reid Intl
9h 14m1 stop Los Angeles Los Angeles
$284United Airlines
Booking Insights

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

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

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

Round-trip flights from Las Vegas to Washington, D.C. start at $150. Prices are below average for this route right now, with typical round-trip fares ranging from $304 to $562. The lowest price found in the past 5 days was $150 on Frontier.

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

There's little price difference between Las Vegas to Washington, D.C. routes. They average around $415 round-trip, based on KAYAK data over the past 12 months.

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

Thursday is the cheapest day of the week to fly from Las Vegas to Washington, D.C., it is 13% cheaper than the average day. Sunday is the most expensive day with flight prices 44% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

  • August is the cheapest month to fly from Las Vegas to Washington, D.C. at $307 round-trip.
  • March ($528) and November ($494) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 71% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

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

Flights from Las Vegas to Washington, D.C. are cheapest 8 weeks before departure. Booking in this window typically costs about 27% 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 Las Vegas to Washington, D.C.

 
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, DCA 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.

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

Low season

October

Cheapest flight

$85
Best time to beat the crowds with an average 11% drop in price.
Most popular time to fly with an average 3% increase in price.
Flight from Las Vegas to Washington, D.C. Dulles Intl Airport

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

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

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

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

  • Does LAS offer pet relief facilities?

    Passengers flying through LAS with their furry companions can now use the pet relief facilities found at the airport’s ticketing level and baggage claim area in terminal 1. Additionally, you can have access to the facility in terminal 3 on the Airside. The relief areas are equipped with turf grass, cleaning supplies and sinks suitable for pet potty breaks and drinking water.

  • What is the most suitable ground transportation in Washington, DC?

    There are multiple ground transportation options that you can opt for on your arrival in Washington, DC. However, if you want the freedom to explore the city, you should opt for car rental services from agencies like Alamo, Budget, Avis, National, Payless, SIXT, Advantage, Hertz and Enterprise. AT DCA, these rental agencies are found at the Terminal Garage Parking A, while at BWI, they are found in a different facility close to the airport. On the other hand, at IAD, you will find them near the Baggage Claim area.

  • Can I have access to accessibility services at any of the Washington DC airports?

    All Washington DC airports offer unique services for passengers with reduced mobility flying through the airports. The airports are equipped with ramps and elevators to ease their navigation throughout the airport.

  • Does LAS offer any baggage services?

    You can have access to baggage carts at LAS if you need a hand to carry your heavy luggage. However, note that these Carts are not allowed on security checks C and D on the Airside.

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

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

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

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

    • United Airlines
    • American Airlines
    • Southwest
    • Frontier

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

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

  • Which airlines include bags at no extra cost on Las Vegas to Washington, D.C. 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 travelers should check the fare details before booking.

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

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

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

    Prices vary by airline.

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

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $301 round-trip via Orlando (MCO), compared to $459 for nonstop.

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

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $40–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

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

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

    • Denver Intl (DEN) - 71% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 12% of one-stop connections
    • Boston Logan Intl (BOS) - 3% of one-stop connections
    • Dallas/Fort Worth (DFW) - 3% 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 Las Vegas to Washington, D.C.?

    Yes. Being flexible with your travel dates can save you up to 40% on the Las Vegas to Washington, D.C. route. Thursday is the cheapest departure day at $362 round-trip on average, while Sunday is the most expensive at $598, a difference of $236. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

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

    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 Las Vegas to Washington, D.C. route, 14% of flights were delayed in the past 3 months, with delays averaging 1 hour 47 minutes.

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

    Morning is the busiest departure period on Las Vegas to Washington, D.C. flights, with 34% of flights leaving in that window. Afternoon departures account for 33%, night flights for 33%, and evening flights for 0%.

  • What popular places can I visit in Washington, D.C.?

    Some of the most popular sights in Washington, D.C. are Walter E. Washington Convention Center, National Mall and Capital One Arena. These are among the most viewed places in Washington, D.C. on KAYAK.

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

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

    • Earliest: departs at 6:02 am and lands at 10:35 am
    • Latest: departs at 11:59 pm and lands at 4:32 am.

    The flight takes about 4h 33m.

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

    Last-minute fares on this route - booked within 2 weeks of departure - run 10% above the route average of $414. Book 8 weeks before departure for the lowest fares.

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

    A nonstop flight from Las Vegas to Washington, D.C. takes 4h 33m, covering 2,082 miles.

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

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

    One-way fares from Las Vegas to Washington, D.C. are currently lower than usual. Average one-way flight prices are about $128, which is 54% below the typical average for this route.

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

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

    • Delta: 100% on time
    • United Airlines: 92% on time
    • American Airlines: 82% on time

    Overall, flights on this route are on time 86% of the time on average.

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

    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.

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

    Flying via Phoenix Sky Harbor Intl (PHX) gives the shortest average 1-stop total travel time at 6h 48m, compared with 6h 58m via Chicago O'Hare Intl (ORD) and 7h 09m via Detroit Metropolitan Wayne County (DTW).

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

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

  • What car rental options are available in Washington, D.C.?

    Since Washington, D.C. is served by multiple airports, car rental options and rates can vary depending on which one you fly into.
    Near Washington, D.C. Reagan-National Airport (DCA) — daily rates from around $23:

    • Sixt
    • Dollar
    • Thrifty
    • Alamo
    • Budget

    Near Washington, D.C. Dulles Intl Airport (IAD) — daily rates from around $24:

    • Dollar
    • Budget
    • Hertz
    • Sixt
    • Thrifty

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

    Round-trip flights from Las Vegas to Washington, D.C. range from $304 to $562, with an average of $414 over the past 12 months. Anything below $304 counts as a good deal.

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

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

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

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Thursday departure instead of Sunday. On this route, Thursday flights average $362 - about $236 less than Sunday (39% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 8 weeks before you fly. On this route, that window historically saves about 27% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Las Vegas to Washington, D.C. trip for August. Fares historically average $307 round-trip in that month - typically $221 less than the most expensive month, which is March (based on the last 12 months).
  • If arriving on time is high on your priority list, Delta is the strongest pick on this route. 100% of Delta flights from Las Vegas to Washington, D.C. arrived on time in the past 3 months, slightly above the route's average on-time arrival rate of 86%. When flights on this route do arrive late, the average delay is 1 hour 47 minutes, so choosing a carrier with strong on-time performance can make a difference on tight schedules.
  • If you have the time, taking a 1-stop flight through Orlando Airport (MCO) can be cheaper than flying direct. The cheapest layover option averages $301 round-trip on this route - about $158 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 Washington, D.C. Reagan-National Airport.
    - Hyatt House Washington DC The Wharf
    - Intercontinental Hotels Washington D.C. - The Wharf By IHG
    - Pendry Washington DC - The Wharf
  • Las Vegas International Airport (LAS) offers spacious and excellent parking spaces for passengers flying through the airport and needing to leave their cars at the airport. The airport offers a wide range of parking services, from extended stays to daily and hourly parking services. This also includes onsite and offsite parking lots. If you want to save money during your trip, you should opt for offsite parking lots as they are more affordable.
  • There are many lounges located in LAS’s terminals 1 and 3 offering peerless services that you can take advantage of while at the airport waiting to board your flight. You can have access to a comprehensive range of services, including showers, drinks and meals. However, if you want to utilize these services, ensure that you have a lounge pass or a membership program.
  • Washington Ronald Reagan International Airport (DCA), Baltimore Washington International Thurgood Marshall Airport (BWI) and Washington Dulles International Airport (IAD) are the three major international airports serving Washington DC. As such, when flying from LAS to Washington, DC, you will land at either of the airports.
  • DCA airport offers baby care facilities in terminal A to passengers flying through the airport with infants and the need to nurse or pump milk. The room is equipped with electrical power outlets and changing tables. You will find the suites at BWI on the Airside and Landside, while at IAD, they are located at the Main terminal on the Landside and Airside.
  • When flying from Los Angeles to Washington, DC, it is advisable that you opt for connecting flight services rather than nonstop and direct flights. This way, you will be able to save some cash. Spirit Airlines and Frontier Airlines are some of the carriers offering one-stop flight options along this route, with stops at Denver Airport (DEN), Minneapolis Airport (MSP), George Bush Intercontinental Airport (IAH) and Los Angeles Airport (LAX).

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

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

Direct departures

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

Direct returns

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

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

Complete your trip to Washington, D.C. with a hotel stay or car rental