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The cheapest flights to Washington Dulles Intl. found within the past 7 days were $340 round trip and $179 one way. Prices and availability subject to change. Additional terms may apply.
|Carrier||Flight||Depart LAS||Arrive IAD||Mon |
|UA1961||01:27 pm||09:03 pm||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare|
|UA2280||11:33 pm||07:03 am||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare|
|Traveling From||Harry Reid Intl.|
|Traveling To||Washington Dulles Intl.|
|Shortest Flight Time||10 hours 30 mins|
|Earliest Departure Time||1:44PM EDT|
|Latest Departure Time||11:33PM EDT|
|Lowest Flight Price||$340|
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.
Airfares to Washington IAD from Las Vegas LAS currently cost between $340 and $386. 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.
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 $179. Prices and availability subject to change. Additional terms may apply.
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) 30 min(s).
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.
If you’re flexible about when you travel, August 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.
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.
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.
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