Cheap flights from Washington, D.C. Reagan-National Airport to Las Vegas from $79
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. Reagan-National Airport to Las Vegas departing on 9/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
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. Reagan-National Airport to Las Vegas
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
Hawaiian Airlines flights from Washington, D.C. Reagan-National Airport to Las Vegas
Our best Hawaiian Airlines deals on Washington, D.C. Reagan-National Airport to Las Vegas flight tickets
Frontier flights from Washington, D.C. Reagan-National Airport to Las Vegas
Our best Frontier deals on Washington, D.C. Reagan-National Airport to Las Vegas flight tickets
See travel insights to Las Vegas from
How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport 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 cheapest month to fly to Las Vegas?
The month of November is, on average, the cheapest month to fly to Las Vegas from Washington, D.C. Reagan-National Airport, with most prices found around $361. The month of September is another great option to travel to Las Vegas, with average flight prices from Washington, D.C. Reagan-National Airport averaging around $369.
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 $395. Flights from Washington, D.C. Reagan-National Airport to Las Vegas on a Thursday will generally be more expensive and average around $497. 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 in the morning when flights can be purchased for as low as $434. Flights to Las Vegas are more costly in the afternoon, with an average ticket price of $471. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest Washington, D.C. Reagan-National to Las Vegas Harry Reid Intl flight route?
Fly from Washington, D.C. Reagan-National to Las Vegas Harry Reid Intl for the best Washington, D.C. Reagan-National - 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. Reagan-National Airport when booking 5 weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around $410 when searching 5 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. Reagan-National Airport for as low as $357 on momondo.
What cabin class options are available on Washington, D.C. Reagan-National to Las Vegas Harry Reid Intl flights?
There are 4 cabin classes available to choose from on Washington, D.C. Reagan-National 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.
Can stopping save me money on Washington, D.C. Reagan-National Airport to Las Vegas flights?
No. A direct flight is the cheapest option for a flight between Washington, D.C. Reagan-National Airport to Las Vegas.
How have Washington, D.C. Reagan-National Airport to Las Vegas flight prices changed over time?
As of June 2025, prices for Washington, D.C. Reagan-National Airport to Las Vegas flights are approximately 22% more expensive when compared to flights at the same time last year.
What is the cheapest airline that flies from Washington, D.C. Reagan-National to Las Vegas Harry Reid Intl?
Southwest, American Airlines, and Hawaiian Airlines are the most popular carriers operating from Washington, D.C. Reagan-National to Las Vegas Harry Reid Intl
What airlines fly to Las Vegas?
American Airlines, Frontier and Southwest are the top three most popular airlines that fly to Las Vegas from Washington, D.C. Reagan-National Airport according to our data. American Airlines is the first choice among our users, with 54% of people opting to fly with this airline when traveling to Las Vegas. Keep in mind that there are 7 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. Reagan-National Airport to Las Vegas on average per day?
As of June 2025, there are 2 flights per day flying from Washington, D.C. Reagan-National Airport to Las Vegas. The most common time of day flights depart is 8:00AM, with 52% of flights taking off in the afternoon.
How many flights depart from Washington, D.C. Reagan-National Airport to Las Vegas on average per week?
As of June 2025, there are 19 flights per week flying from Washington, D.C. Reagan-National Airport to Las Vegas. The most common day of the week flights depart is Mon, with 21% of flights taking off on this day.
When to book flights from Washington, D.C. Reagan-National Airport to Las Vegas
Cheap Washington, D.C. Reagan-National Airport to Las Vegas (DCA to LAS) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to Las Vegas
How far is Washington, D.C. Reagan-National to Las Vegas Harry Reid Intl by plane?
A flight from Washington, D.C. Reagan-National to Las Vegas Harry Reid Intl will travel around 2079.7 mi. A reasonable flight in good conditions will take 4h 54m.
When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Las Vegas Harry Reid Intl Airport?
Prices for flights from Washington, D.C. Reagan-National Airport to Las Vegas Harry Reid Intl Airport were last updated today.
How many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to Las Vegas Harry Reid Intl Airport?
As of June 2025, there are 7 operators available to choose from for flights from Washington, D.C. Reagan-National Airport to Las Vegas Harry Reid Intl Airport.
How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Las Vegas Harry Reid Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport 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 required for your trip to Las Vegas Harry Reid Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Las Vegas Harry Reid Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Washington, D.C. Reagan-National Airport to Las Vegas?
momondo data reveals that the most frequently booked plane model on the route from Washington, D.C. Reagan-National Airport to Las Vegas is Boeing 737 MAX 8, representing 20.31% of all bookings. The subsequent popular models are Airbus A320neo at 15.79%, Boeing 737-900 at 13.04%, and Airbus A321neo at 10.91%.
What is the most popular airline from Washington, D.C. Reagan-National Airport to Las Vegas?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Washington, D.C. Reagan-National Airport to Las Vegas is American Airlines (48% of total bookings). The next most popular airlines are Frontier (24%), Southwest (11%), and Delta (7%).
Best airlines flying from Washington, D.C. Reagan-National Airport to Las Vegas
Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Las Vegas with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $119 | Free Cancellation | Rating 6.3 8,052 reviews | |||
| PriceFrom $147 | Free Cancellation | Rating 5.9 3,295 reviews | |||
| PriceFrom $239 | Free Cancellation | Rating 7.3 2,925 reviews | |||
| PriceFrom $256 | Free Cancellation | Rating 8.0 7,950 reviews | |||
| PriceFrom $283 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $291 | Free Cancellation | Rating 8.0 4,287 reviews | |||
| PriceFrom $291 | Free Cancellation | Rating 7.2 10,000 reviews |
Southwest Flights From Washington, D.C. Reagan-National Airport to Las Vegas
Southwest is one of the most popular airlines flying from Washington, D.C. Reagan-National Airport to Las Vegas, operating 12 flights/week on average for this route. A good Southwest flight deal for Washington, D.C. Reagan-National Airport to Las Vegas starts from $291 round-trip, up to an average price of $474. Our users have rated Southwest at 8.0/10.
American Airlines Flights From Washington, D.C. Reagan-National Airport to Las Vegas
American Airlines (7.2/10 from 10,000 reviews) operates around 7 flights from Washington, D.C. Reagan-National Airport to Las Vegas in any given week. The average American Airlines airfare for this route is around $488, with deals from around $291 rare but found on momondo. Referenced prices are for round-trip Washington, D.C. Reagan-National Airport to Las Vegas flight searches in the last 72 hours.
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?
Yes. momondo allows you to filter the results for Washington, D.C. to Las Vegas flights to just show those with flexible booking policies.
How can momondo help me find flights from Washington, D.C. to Las Vegas?
Once all potential Washington, D.C. to Las Vegas flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Washington, D.C. to Las Vegas right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Washington, D.C. to Las Vegas flights. All you need is a valid email address and we will do the rest; it is that quick and easy.