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Amazing United IAD to LAS Flight Deals

The cheapest flights to McCarran Intl. found within the past 7 days were round trip and $167 one way. Prices and availability subject to change. Additional terms may apply.

LAS From IAD Economy Coach Packages on Similar Airlines


FAQs about United Airlines Flights from IAD to LAS

What terminal is United Airlines at Washington, DC (IAD-Washington Dulles Intl.)?

If you're traveling from Washington, DC (IAD-Washington Dulles Intl.) to Las Vegas, NV (LAS-McCarran Intl.), the chances are you'll be getting off the plane at terminal 3. We can't say for sure which terminal you'll be departing from — it's wise to check with your airline.

Are there United Airlines non-stop flights from IAD to LAS?

If you need to get from Washington, DC (IAD-Washington Dulles Intl.) to Las Vegas, NV (LAS-McCarran Intl.) and want to fly nonstop, United Airlines will sort you out. Choose your favorite seat now and you'll be touching down at your destination in next to no time.

How long is an United Airlines flight from IAD to LAS?

Indulge in some in-flight shut-eye and begin your vacation feeling refreshed. You'll have enough time to do so when traveling with United Airlines between Washington, DC (IAD-Washington Dulles Intl.) and Las Vegas, NV (LAS-McCarran Intl.), with the flight taking around 5 hours and 40 minutes.

What type of aircraft does United Airlines fly from IAD to LAS?

The Boeing 737-900 and the Boeing 737-800 are the types of aircraft most commonly used by United Airlines between IAD and LAS.

How many direct and indirect flights does United Airlines fly from IAD to LAS?

If you'd like to book a trip from IAD to LAS, you can pick from 2 United Airlines flights per day.

Flying Tips & Tricks How do I find my flight number?
  • When you've finished your booking, check your inbox for your travel itinerary. Your flight number is recorded in this document. You shouldn't have too many problems spotting it — just look for a code made up of letters and numbers. The first couple of letters and digit are called an IATA airline code and represent the airline you're traveling with. Following this are one to four digits which make up your flight number.
How early can you check bags for a flight?
  • This can differ between airlines, but it's usually two hours for domestic flights and three hours for international. Drop off your luggage early and relax in the airport terminal. It certainly beats being stuck in traffic and stressing if you'll make your flight.

United Flights from IAD to LAS

Travelocity is proud to offer some of the lowest fares on United flights from Washington to Las Vegas. With our low price guarantee and free 24 hour cancellation, you can book that flight to LAS with confidence today. Choose from some of the best days to fly with our flexible booking calendar and you’ll save even more money on your journey from IAD to LAS. Whether you’re on the way to a well-deserved vacation or just flying for business, take advantage of these airfare deals today and go and smell the roses!


*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.