Cheap flights from Washington, D.C. to Las Vegas from $58
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Las Vegas departing on 5/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Deals available from 900+ travel sites.
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Washington, D.C. to Las Vegas
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
Frontier flights from Washington, D.C. to Las Vegas
Our best Frontier deals on Washington, D.C. to Las Vegas flight tickets
Spirit Airlines flights from Washington, D.C. to Las Vegas
Our best Spirit Airlines deals on Washington, D.C. to Las Vegas flight tickets
See travel insights to Las Vegas from
How to get the cheapest flight ticket from Washington, D.C. to Las Vegas
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between Washington, D.C. and Las Vegas?
What is the cheapest month to fly to Las Vegas?
The month of September is, on average, the cheapest month to fly to Las Vegas from Washington, D.C., with most prices found around $362. The month of August is another great option to travel to Las Vegas, with average flight prices from Washington, D.C. averaging around $366.
What is the cheapest day to depart on your flight to Las Vegas?
Our data shows that Tuesday is the least expensive day to fly to Las Vegas. Tickets to fly out on this day can be as low as $451. Flights from Washington, D.C. to Las Vegas on a Thursday will generally be more expensive and average around $570. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Las Vegas?
The cheapest time of day to fly to Las Vegas is at noon when flights can be purchased for as low as $436. Flights to Las Vegas are more costly in the morning, with an average ticket price of $520. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest Washington, D.C. to Las Vegas Harry Reid Intl flight route?
Fly from Baltimore/Washington to Las Vegas Harry Reid Intl for the best Washington, D.C. - Las Vegas Harry Reid Intl flight prices
How far in advance should I book a flight to Las Vegas?
You are more likely to see cheaper flights to Las Vegas from Washington, D.C. when booking 9 weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around $486 when searching 9 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Las Vegas from Washington, D.C. for as low as $434 on momondo.
What cabin class options are available on Washington, D.C. to Las Vegas Harry Reid Intl flights?
There are 4 cabin classes available to choose from on Washington, D.C. to Las Vegas Harry Reid Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Washington, D.C. to Las Vegas Harry Reid Intl?
Frontier, Spirit Airlines, and United Airlines are the most popular carriers operating from Washington, D.C. to Las Vegas Harry Reid Intl
What airlines fly to Las Vegas?
Spirit Airlines, United Airlines and American Airlines are the top three most popular airlines that fly to Las Vegas from Washington, D.C. according to our data. Spirit Airlines is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Las Vegas. Keep in mind that there are 9 different airlines that fly to Las Vegas on a routine basis, so you have a few additional options to choose from.
How many flights depart from Washington, D.C. to Las Vegas on average per day?
4 flights are operational daily from Washington, D.C. to Las Vegas as of March 2025. The most popular departure time for this route is 12:00PM, with 45% of flights per day taking off at noon.
How many flights depart from Washington, D.C. to Las Vegas on average per week?
As of March 2025, there are 34 flights per week flying from Washington, D.C. to Las Vegas. The most common day of the week flights depart is Wed, with 47% of flights taking off on this day.
When to book flights from Washington, D.C. to Las Vegas
Cheap Washington, D.C. to Las Vegas (WAS to LAS) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Las Vegas
How far is Washington, D.C. to Las Vegas Harry Reid Intl by plane?
The straight-line distance from Washington, D.C. to Las Vegas Harry Reid Intl is 2079.4 mi. Typically, this will take 4h 53m by plane in normal conditions.
When did momondo last update prices for flights from Washington, D.C. to Las Vegas Harry Reid Intl Airport?
Prices for flights from Washington, D.C. to Las Vegas Harry Reid Intl Airport were last updated today.
How many operators does momondo search for flights from Washington, D.C. to Las Vegas Harry Reid Intl Airport?
As of March 2025, there are 9 operators available to choose from for flights from Washington, D.C. to Las Vegas Harry Reid Intl Airport.
How old do you have to be to fly from Washington, D.C. to Las Vegas Harry Reid Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Las Vegas Harry Reid Intl Airport.
What documentation or ID do you need to fly to Las Vegas Harry Reid Intl Airport?
The travel and health documents you'll need for your trip to Las Vegas Harry Reid Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Las Vegas Harry Reid Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Washington, D.C. to Las Vegas?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Washington, D.C. to Las Vegas is Boeing 737-900 (13.29% of total bookings). The next most popular plane models are Boeing 737 MAX 8 (12.68%), Boeing 737-800 (11.74%), and Airbus A320neo (9.88%).
What is the most popular airline from Washington, D.C. to Las Vegas?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Washington, D.C. to Las Vegas is United Airlines (34% of total bookings). The next most popular airlines are Spirit Airlines (30%), American Airlines (17%), and Frontier (9%).
Best airlines flying from Washington, D.C. to Las Vegas
Compare and see reviews for airlines that fly from Washington, D.C. to Las Vegas with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $89 | Free Cancellation | Rating 6.3 7,926 reviews | |||
| PriceFrom $109 | Free Cancellation | Rating 6.0 3,315 reviews | |||
| PriceFrom $132 | Free Cancellation | Rating 7.0 361 reviews | |||
| PriceFrom $226 | Free Cancellation | Rating 8.0 8,045 reviews | |||
| PriceFrom $239 | Free Cancellation | Rating 7.3 2,999 reviews | |||
| PriceFrom $265 | Free Cancellation | Rating 8.0 9,709 reviews | |||
| PriceFrom $289 | Free Cancellation | Rating 7.4 8,660 reviews | |||
| PriceFrom $306 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $317 | Free Cancellation | Rating 8.0 4,321 reviews |
Southwest Flights From Washington, D.C. to Las Vegas
Southwest is one of the most popular airlines flying from Washington, D.C. to Las Vegas, operating 2 flights/week on average for this route. A good Southwest flight deal for Washington, D.C. to Las Vegas starts from $317 round-trip, up to an average price of $506. Our users have rated Southwest at 8.0/10.
United Airlines Flights From Washington, D.C. to Las Vegas
United Airlines is also a popular choice for this route. United Airlines flight deals for Washington, D.C. to Las Vegas start from as low as $289 round-trip, depending on your selected dates, with average United Airlines deals seen on momondo around $514. United Airlines operates 9 flights to Las Vegas from Washington, D.C. in an average week. Users have rated it 7.4/10 across 8,655 reviews.
Traveling to a place near Las Vegas?
Book flights to Las Vegas if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Washington, D.C. to Las Vegas?
It is quick and easy to find Washington, D.C. to Las Vegas flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Las Vegas that suits you.
Can I find flights from Washington, D.C. to Las Vegas with flexible booking policies on momondo?
momondo does allow users to show only those flights to Las Vegas from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Washington, D.C. to Las Vegas?
momondo helps you find the best flight between Washington, D.C. and Las Vegas by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Washington, D.C. to Las Vegas right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Washington, D.C. to Las Vegas flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.