Question 1

Which is the best airline for flights from Las Vegas to Washington, D.C., Delta or United Airlines?

Accepted Answer

The two airlines most popular with KAYAK users for flights from Las Vegas to Washington, D.C. are Delta and United Airlines. With an average price for the route of $296 and an overall rating of 7.8, Delta is the most popular choice. United Airlines is also a great choice for the route, with an average price of $473 and an overall rating of 7.4.

Question 2

How long does a flight from Las Vegas to Washington Dulles Airport take?

Accepted Answer

Direct flights cover the 2,059 miles separating Las Vegas to Washington Dulles Airport in about 4h 20m.

Question 3

How many flights are there between Las Vegas and Washington, D.C. Dulles Intl Airport per day?

Accepted Answer

Each day, there are between 3 and 4 nonstop flights that take off from Las Vegas and land in Washington, D.C. Dulles Intl Airport, with an average flight time of 4h 35m. The most common departure time is 12:00 am and most flights take off at night. Each week, there are 27 flights. The most frequent day of departure is Monday, when 15% of all weekly flights depart. The fewest flights depart on a Tuesday.

Question 4

How many flights are there between Las Vegas and Washington, D.C. Dulles Intl Airport per day?

Accepted Answer

Each day, there are between 3 and 4 nonstop flights that take off from Las Vegas and land in Washington, D.C. Dulles Intl Airport, with an average flight time of 4h 35m. The most common departure time is 12:00 am and most flights take off at night. Each week, there are 27 flights. The most frequent day of departure is Monday, when 15% of all weekly flights depart. The fewest flights depart on a Tuesday.

Question 5

What is the cheapest flight from Las Vegas to Washington, D.C. Dulles Intl Airport?

Accepted Answer

In the last 5 days, the lowest price for a flight from Las Vegas to Washington, D.C. Dulles Intl Airport was $98 for a one-way ticket and $150 for a round-trip.

Question 6

Do I need a passport to fly between Las Vegas and Washington Dulles Airport?

Accepted Answer

No

Question 7

What’s the cheapest day of the week to fly from Las Vegas to Washington Dulles Airport?

Accepted Answer

For Las Vegas to Washington Dulles Airport, Thursday is the cheapest day to fly on average and Sunday is the most expensive. Flying from Washington Dulles Airport back to Las Vegas, the best deals are generally found on Wednesday, with Sunday being the most expensive.

Question 8

What’s the cheapest day of the week to fly from Las Vegas to Washington Dulles Airport?

Accepted Answer

For Las Vegas to Washington Dulles Airport, Thursday is the cheapest day to fly on average and Sunday is the most expensive. Flying from Washington Dulles Airport back to Las Vegas, the best deals are generally found on Wednesday, with Sunday being the most expensive.

Question 9

What’s the earliest departure time from Las Vegas to Washington Dulles Airport?

Accepted Answer

Early birds can take the earliest flight from Las Vegas at 12:30 am and will be landing in Washington, D.C. Dulles Intl Airport at 8:04 am.

Question 10

What’s the latest departure time from Las Vegas to Washington Dulles Airport?

Accepted Answer

If you prefer to fly at night, the latest flight from Las Vegas to Washington, D.C. Dulles Intl Airport jets off at 11:57 pm and lands at 7:30 am.

Question 11

Which airlines fly non-stop between Las Vegas and Washington, D.C. Dulles Intl Airport?

Accepted Answer

There are 2 airlines that fly nonstop from Las Vegas to Washington, D.C. Dulles Intl Airport. They are Frontier and United Airlines. The cheapest airline for this route is Frontier, with the best round-trip deal found costing $177. On average, the best prices for this route can be found at Frontier.

Question 12

Which airlines fly non-stop between Las Vegas and Washington, D.C. Dulles Intl Airport?

Accepted Answer

There are 2 airlines that fly nonstop from Las Vegas to Washington, D.C. Dulles Intl Airport. They are Frontier and United Airlines. The cheapest airline for this route is Frontier, with the best round-trip deal found costing $177. On average, the best prices for this route can be found at Frontier.

Question 13

Which airlines offer Wi-Fi service onboard planes from Las Vegas to Washington Dulles Airport?

Accepted Answer

JetBlue, American Airlines, Air Canada, and Delta offer inflight Wi-Fi service on the Las Vegas to Washington Dulles Airport flight route.

Question 14

Which aircraft models fly most regularly from Las Vegas to Washington Dulles Airport?

Accepted Answer

The Airbus A321neo is the aircraft model that flies most regularly on the Las Vegas to Washington Dulles Airport flight route.

Question 15

Which airline alliances offer flights from Las Vegas to Washington Dulles Airport?

Accepted Answer

SkyTeam, and Star Alliance are the airline alliances operating flights between Las Vegas and Washington Dulles Airport, with SkyTeam being the most commonly used for this route.

Question 16

On which days can I fly direct from Las Vegas to Washington Dulles Airport?

Accepted Answer

There are nonstop flights from Las Vegas to Washington Dulles Airport on a daily basis.

Question 17

Which airline offers favorable carry-on policies to its passengers?

Accepted Answer

Spirit Airlines allows passengers to come on board with one carry-on bag and one personal item with a combined maximum weight of 40 lb. This will allow you to travel with your sizable luggage from Las Vegas to Washington Dulles Airport.

Question 18

Which airline among those flying from Las Vegas to Washington Dulles Airport offers special meals?

Accepted Answer

For those passengers traveling from Las Vegas to IAD airport with specific dietary requirements, book an airline that serves special meals. American Airlines will allow you to meet all your dietary needs depending on your order. It offers various special meals like vegetarian, gluten-free, and diabetic.

Question 19

How can I easily get from Washington Dulles Airport (IAD) to the city center?

Accepted Answer

One of the quickest and most reliable means of transport you can consider using when leaving IAD airport upon arrival is a taxi. On the other hand, you can choose the private Washington Dulles Airport shuttle to take you to your preferred destination.

Question 20

What are the most popular layovers when flying from Las Vegas (LAS) to Washington Dulles Airport?

Accepted Answer

Booking United Airlines will allow you to experience one layover during your journey. You will have one stop before reaching your destination at Denver International Airport (DEN) before landing at IAD.

Question 21

What is the cheapest month to fly from Las Vegas to Washington, D.C. Dulles Intl Airport?

Accepted Answer

The cheapest month for flights from Las Vegas to Washington, D.C. Dulles Intl Airport is October, where tickets cost $360 (return) on average. On the other hand, the most expensive months are March and November, where the average cost of round-trip tickets is $537 and $482 respectively.

Question 22

What is the cheapest month to fly from Las Vegas to Washington, D.C. Dulles Intl Airport?

Accepted Answer

The cheapest month for flights from Las Vegas to Washington, D.C. Dulles Intl Airport is October, where tickets cost $360 (return) on average. On the other hand, the most expensive months are March and November, where the average cost of round-trip tickets is $537 and $482 respectively.

Question 23

How does KAYAK find such low prices on flights from Las Vegas to Washington Dulles Airport?

Accepted Answer

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Las Vegas to Washington Dulles Airport.

Question 24

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Las Vegas to Washington Dulles Airport?

Accepted Answer

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington Dulles Airport from Las Vegas is likely to change within 7 days, so travelers know whether to wait or book now.

Question 25

What is the Hacker Fare option on flights from Las Vegas to Washington Dulles Airport?

Accepted Answer

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington Dulles Airport with an airline and back to Las Vegas with another airline. Booking your flights between Las Vegas and IAD can sometimes prove cheaper using this method.

Question 26

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Las Vegas to Washington Dulles Airport?

Accepted Answer

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington Dulles Airport from Las Vegas up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Question 27

What is the cheapest layover airport when flying from Las Vegas to Washington Dulles Airport?

Accepted Answer

Flights via Dallas (DFW) offer the most affordable fares, with an average round-trip price of $274.

Question 28

What is the most popular layover airport when flying from Las Vegas to Washington Dulles Airport?

Accepted Answer

Atlanta (ATL) is the top choice – 65% of KAYAK users who clicked on 1-stop flights from Las Vegas to Washington Dulles Airport picked an itinerary connecting there.

Question 29

Which layover airport has the quickest connection when flying from Las Vegas to Washington Dulles Airport?

Accepted Answer

If you prefer a quick connection, Phoenix (PHX) often has the shortest layovers from Las Vegas to Washington Dulles Airport, with an average of 0h 53m.

Question 30

Which layover airport offers the shortest total travel time from Las Vegas to Washington Dulles Airport?

Accepted Answer

Consider flying via Phoenix (PHX) for the shortest journey. The average one-way travel time for flights connecting there is 6h 28m.

Question 31

How often are flights from Las Vegas to Washington, D.C. delayed?

Accepted Answer

Weekly flights between Las Vegas and Washington, D.C. historically see delays in approximately 11% of cases, with the average delay over the past year being 138 minutes.

Question 32

Which airline has the best punctuality record on Las Vegas to Washington, D.C. flights?

Accepted Answer

Based on our data, United Airlines have experienced the fewest delays on this route in the past 12 months, with only about 9% of their flights encountering any delays.

Question 33

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Statistically, Tuesday is the day of the week with the fewest delays on this flight route, while Friday has typically experienced more delays than other days.

Question 34

What is the most punctual flight time for Las Vegas to Washington, D.C. flights?

Accepted Answer

Typically, flights leaving in the morning tend to face fewer delays, whereas flights in the early afternoon have historically encountered delays more often.

Question 35

Which cabin class options are there for flights between Las Vegas and Washington, D.C. Dulles Intl Airport?

Accepted Answer

There are 4 cabin class options for the route. These are First, Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Question 36

Which cabin class options are there for flights between Las Vegas and Washington, D.C. Dulles Intl Airport?

Accepted Answer

There are 4 cabin class options for the route. These are First, Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Question 37

How far in advance should I book a flight from Las Vegas to Washington, D.C. Dulles Intl Airport?

Accepted Answer

To get a below average price on the flight from Las Vegas to Washington, D.C. Dulles Intl Airport, you should book around 4 weeks before departure, which saves you about 35% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 21 weeks before departure.

Question 38

How far in advance should I book a flight from Las Vegas to Washington, D.C. Dulles Intl Airport?

Accepted Answer

To get a below average price on the flight from Las Vegas to Washington, D.C. Dulles Intl Airport, you should book around 4 weeks before departure, which saves you about 35% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 21 weeks before departure.

Question 39

Can I save money by flying with a layover from Las Vegas to Washington, D.C. Dulles Intl Airport?

Accepted Answer

No, with an average price for the route of $341, prices are generally cheapest when you fly direct.

Question 40

Can I save money by flying with a layover from Las Vegas to Washington, D.C. Dulles Intl Airport?

Accepted Answer

No, with an average price for the route of $341, prices are generally cheapest when you fly direct.

Question 41

How much is a round-trip flight from Las Vegas to Washington, D.C. Dulles Intl Airport?

Accepted Answer

Flight prices are below average for this route right now.Flights to Washington, D.C. Dulles Intl Airport from Las Vegas usually cost between $252 and $487 in September.
The lowest price found in the past 5 days was $150 on Frontier (Sep 23-Oct 6).

Question 42

What are the most popular airlines flying to Washington, D.C. Dulles Intl Airport?

Accepted Answer

The most popular airline among KAYAK users flying to Washington, D.C. Dulles Intl Airport is United Airlines, followed by Frontier and Delta.

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LAS - IAD

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Cheap Flights from Las Vegas to Dulles Intl (LAS-IAD)

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KAYAK's insights & trends for Las Vegas to Dulles Intl flights

How much is a round-trip flight from Las Vegas to Washington, D.C. Dulles Intl Airport?

What’s the cheapest day of the week to fly from Las Vegas to Washington Dulles Airport?

What is the cheapest month to fly from Las Vegas to Washington, D.C. Dulles Intl Airport?

Can I save money by flying with a layover from Las Vegas to Washington, D.C. Dulles Intl Airport?

How far in advance should I book a flight from Las Vegas to Washington, D.C. Dulles Intl Airport?

Which airlines fly non-stop between Las Vegas and Washington, D.C. Dulles Intl Airport?

How often are flights from Las Vegas to Washington, D.C. delayed?

What is the most punctual flight time for Las Vegas to Washington, D.C. flights?

What day of the week experiences the fewest flight delays on this route?

Which airline has the best punctuality record on Las Vegas to Washington, D.C. flights?

What is the most popular layover airport when flying from Las Vegas to Washington Dulles Airport?

What is the cheapest layover airport when flying from Las Vegas to Washington Dulles Airport?

Which layover airport offers the shortest total travel time from Las Vegas to Washington Dulles Airport?

Which layover airport has the quickest connection when flying from Las Vegas to Washington Dulles Airport?

Which cabin class options are there for flights between Las Vegas and Washington, D.C. Dulles Intl Airport?

How many flights are there between Las Vegas and Washington, D.C. Dulles Intl Airport per day?

How long does a flight from Las Vegas to Washington Dulles Airport take?

What’s the earliest departure time from Las Vegas to Washington Dulles Airport?

What’s the latest departure time from Las Vegas to Washington Dulles Airport?

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