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Cheap flights from Washington, D.C. to Las Vegas from R6 419

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Cheap return flights

American Airlines Logo
DCA-LAS
5h 24mdirect
American Airlines Logo
LAS-DCA
4h 38mdirect
American Airlines
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Frontier Logo
IAD-LAS
5h 00mdirect
Frontier Logo
LAS-IAD
4h 34mdirect
Frontier
Find Deal
Austrian Airlines Logo
IAD-LAS
5h 17mdirect
Austrian Airlines Logo
LAS-IAD
4h 37mdirect
Austrian Airlines
Find Deal
Southwest Logo
BWI-LAS
5h 00mdirect
Southwest Logo
LAS-BWI
4h 40mdirect
Southwest
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Brussels Airlines Logo
IAD-LAS
5h 04mdirect
Brussels Airlines Logo
LAS-IAD
4h 37mdirect
Brussels Airlines
Find Deal
United Airlines Logo
IAD-LAS
5h 00mdirect
United Airlines Logo
LAS-IAD
4h 37mdirect
United Airlines
Find Deal
Spirit Airlines Logo
BWI-LAS
5h 08mdirect
Spirit Airlines Logo
LAS-BWI
4h 39mdirect
Spirit Airlines
Find Deal

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 cheapest month to fly to Las Vegas?

The month of May is, on average, the cheapest month to fly to Las Vegas from Washington, D.C., with most prices found around R5 971. The month of September is another great option to travel to Las Vegas, with average flight prices from Washington, D.C. averaging around R5 971.

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 11 weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around R7 779 when searching 11 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 R6 921 on momondo.

What cabin class options are available on Washington, D.C. to Las Vegas Harry Reid Intl flights?

There are 1 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.

How have Washington, D.C. to Las Vegas flight prices changed over time?

As of June 2025, prices for Washington, D.C. to Las Vegas flights are approximately 14% more expensive when compared to flights at the same time last year.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Las Vegas according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

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

Direct flights

None
There are no direct flights from Washington, D.C. to Las Vegas. There are no popular flight routes 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 3346,4 km.

  • 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 are refreshed on a daily basis.

  • How old do you have to be to fly from Washington, D.C. 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 stopovers. It is recommended that you verify with the airline you are booking with for 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 licence 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?


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Why 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?

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.


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