$101 Cheap flights from Harry Reid Intl. to Washington Dulles Intl. (LAS to IAD)

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Find The Best Dates To Fly from Harry Reid Intl. to Washington Dulles Intl.

Amazing LAS to IAD Flight Deals

The cheapest flights to Washington Dulles Intl. found within the past 7 days were $242 round trip and $101 one way. Prices and availability subject to change. Additional terms may apply.

Thu, May 16 - Sun, May 19
LAS
Las Vegas
IAD
Washington
$242 Roundtrip, found 15 hours ago
$242
Roundtrip
found 15 hours ago
Select Sun Country Airlines flight, departing Thu, May 16 from Las Vegas to Washington, returning Sun, May 19, priced at $242 found 15 hours ago
Fri, May 24 - Sun, May 26
LAS
Las Vegas
IAD
Washington
$259 Roundtrip, found 6 hours ago
$259
Roundtrip
found 6 hours ago
Select Delta flight, departing Fri, May 24 from Las Vegas to Washington, returning Sun, May 26, priced at $259 found 6 hours ago
Tue, Sep 3 - Tue, Sep 10
LAS
Las Vegas
IAD
Washington
$269 Roundtrip, found 1 day ago
$269
Roundtrip
found 1 day ago
Select United flight, departing Tue, Sep 3 from Las Vegas to Washington, returning Tue, Sep 10, priced at $269 found 1 day ago
Thu, Jun 13 - Sun, Jun 16
LAS
Las Vegas
IAD
Washington
$273 Roundtrip, found 5 hours ago
$273
Roundtrip
found 5 hours ago
Select Sun Country Airlines flight, departing Thu, Jun 13 from Las Vegas to Washington, returning Sun, Jun 16, priced at $273 found 5 hours ago
Tue, Sep 3 - Tue, Sep 10
LAS
Las Vegas
IAD
Washington
$278 Roundtrip, found 1 day ago
$278
Roundtrip
found 1 day ago
Select United flight, departing Tue, Sep 3 from Las Vegas to Washington, returning Tue, Sep 10, priced at $278 found 1 day ago
Wed, May 29 - Wed, Jun 5
LAS
Las Vegas
IAD
Washington
$280 Roundtrip, found 5 hours ago
$280
Roundtrip
found 5 hours ago
Select United flight, departing Wed, May 29 from Las Vegas to Washington, returning Wed, Jun 5, priced at $280 found 5 hours ago
Thu, Jun 13 - Sun, Jun 16
LAS
Las Vegas
IAD
Washington
$283 Roundtrip, found 5 hours ago
$283
Roundtrip
found 5 hours ago
Select Sun Country Airlines flight, departing Thu, Jun 13 from Las Vegas to Washington, returning Sun, Jun 16, priced at $283 found 5 hours ago
Fri, May 24 - Sun, May 26
LAS
Las Vegas
IAD
Washington
$284 Roundtrip, found 6 hours ago
$284
Roundtrip
found 6 hours ago
Select Delta flight, departing Fri, May 24 from Las Vegas to Washington, returning Sun, May 26, priced at $284 found 6 hours ago
Tue, Jun 25 - Wed, Jul 3
LAS
Las Vegas
IAD
Washington
$288 Roundtrip, found 2 days ago
$288
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Jun 25 from Las Vegas to Washington, returning Wed, Jul 3, priced at $288 found 2 days ago
Thu, May 16 - Sun, May 26
LAS
Las Vegas
IAD
Washington
$288 Roundtrip, found 5 days ago
$288
Roundtrip
found 5 days ago
Select United flight, departing Thu, May 16 from Las Vegas to Washington, returning Sun, May 26, priced at $288 found 5 days ago

Frequently asked questions

Can I catch a flight from McCarran Airport to IAD right now?
It’s always prudent to learn about any quarantine requirements and travel advice reports in effect in your destination city. Be sure to visit our Covid-19 Travel Advisor for up-to-date information on booking a flight to Dulles Intl. Airport from LAS.
Are there direct flights from McCarran Intl. Airport (LAS) to IAD?
If you can’t wait to get started on your sightseeing adventures in Sterling, check out United Airlines. This airline offers nonstop flights from McCarran Intl. Airport (LAS) to Washington Dulles Intl. Airport (IAD).
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to Washington Dulles Intl. Airport (IAD), please visit our Customer Service Portal.
How long is the flight from McCarran Intl. Airport (LAS) to Dulles Intl. Airport?
It takes approximately 7 hours and 57 minutes to fly from LAS to Dulles Intl. Airport. You’ll be in the air for a while, so amuse yourself with a television show or get stuck into a magazine.
What is the flight distance from McCarran Airport to Dulles Intl. Airport?
You’ll have to journey about 2,100 mi from McCarran Airport to Washington Dulles Intl. Airport (IAD) before you can officially kick-start your vacation. Get a beverage when the drink cart comes by and enjoy one or two of your favorite films. You won’t be short on time!
What airlines fly from McCarran Airport to Dulles Intl. Airport?
If you’re after an airline company that flies direct from Las Vegas to Sterling and is highly rated by other travelers, consider United Airlines. They offer up to 60 flights every month.
What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you’re flying with United Airlines, Delta or American Airlines you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

 

Traveling From
Harry Reid Intl.
Traveling To
Washington Dulles Intl.
Shortest Flight Time
10 hours 35 mins
Earliest Departure Time
7:43AM EDT
Latest Departure Time
11:30PM EDT
Lowest Flight Price
$242

Route Info

Flight path for flights from McCarran International Airport to Washington Dulles International Airport.


Origin:
LAS - McCarran International Airport
Destination:
IAD - Washington Dulles International Airport
Distance:
2,483.00 miles


Discover our best flights from Las Vegas LAS to Washington IAD. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Las Vegas LAS to Washington IAD at the right price  

Airfares to Washington IAD from Las Vegas LAS currently cost between $242 and $288. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Las Vegas LAS to Washington IAD 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Las Vegas LAS to Washington IAD on Travelocity starting at $101. Prices and availability subject to change. Additional terms may apply. 

 

Get to Washington IAD from Las Vegas LAS quicker with direct flights. 

Get to Washington faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to IAD from LAS to take around 10 hour(s) 35 min(s).  

 

Find our cheapest airfares for flights from Las Vegas LAS to Washington IAD

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to IAD from LAS. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Las Vegas LAS to Washington IAD today 

If you’re flexible about when you travel, May is usually the cheapest month to fly from Las Vegas LAS to Washington IAD. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to Washington IAD from Las Vegas LAS 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to IAD from LAS have this option.  

 

Travel with confidence when you book flights to Washington IAD from Las Vegas LAS with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.