Cheap flight deals from Washington D.C. to Las Vegas

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

Round-trip
One way

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Flight Info | Washington D.C. to Las Vegas

Cheapest one-way flight price	Rp 998,782
Cheapest round-trip ticket price	Rp 1,865,305
Off-season for travel	April
Peak season for travel	June
Flight distance	3,354.7 km
Average flight time	6 hours 28 minutes
Popular airline	American Airlines

When is the cheapest time to fly from Washington D.C. to Las Vegas?

We monitor flight fares to help you find the best deals effortlessly

Cheapest flights

From price

4 11
11 18
18 25
Jun

25 1
1 8
8 15
15 22
22 29
Jul

29 6
6 13
13 20
20 27

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

When are flight tickets from Washington D.C. (WAS) to Las Vegas (LAS) the cheapest?

Airlines adjust prices for flights from Washington D.C. to Las Vegas based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much do flights from Washington D.C. (WAS) to Las Vegas (LAS) cost?

According to Trip.com's data, the lowest price is around Rp 5,823,949.
How long does it take to fly from Washington D.C. (WAS) to Las Vegas (LAS) and what is the distance?

It takes around 6 hours 28 minutes to fly from Washington D.C. (WAS) to Las Vegas (LAS).
What are the most popular airlines that fly from Washington D.C. (WAS) to Las Vegas (LAS)?

Airlines with flights from Washington D.C. (WAS) to Las Vegas (LAS): United Airlines, Southwest Airlines, Austrian Airlines, Brussels Airlines, Ethiopian Airlines, Frontier Airlines, Volaris and American Airlines.

How to find a cheap flight from Washington D.C. to Las Vegas

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Washington D.C. to Las Vegas. Book your flights at the right time and save more.

Be flexible with your travel dates to get the cheapest Washington D.C. to Las Vegas ticket.

Tap "Date" in the flight search bar to browse the calendar and find airfare from Washington D.C. to Las Vegas for the next six months in 2025. If you're looking to fly within the next three months, the lowest fare is Rp 1030707 for a one-way ticket on Wed, May 28.

Compare cheap Washington D.C. to Las Vegas flight deals from hundreds of airlines.

Our powerful search system compares prices from over 500 airlines. So you can find the cheapest flights from Washington D.C. to Las Vegas. The most affordable airline currently operating on this route is Frontier Airlines.

Set up a Price Alert to track fare drops.

Set up a Price Alert for your Washington D.C. to Las Vegas route to track ticket prices effortlessly—no need to check manually every day.

Don't miss out on cheap Washington D.C. to Las Vegas flight deals and promo codes.

Stay updated on the latest deals with Trip.com Deals and Promo Codes for cheap flights. Sign up for a free membership to unlock even more exclusive flight discounts.

Book early or wait unitl the last minute to fine the best fares.

It's always better to book early! Airlines typically release their lowest fares about a year before departure, so check as soon as flights become available. If you miss that window, you may still find great deals closer to your travel date.

Search for flights on the go.

For the best booking experience on the go, download Trip.com and search for cheap flights from Washington D.C. to Las Vegas to access exclusive deals just for you.