An airport terminal with a control tower, a covered walkway, and multiple jet bridges.

Cheap Flights from Las Vegas (LAS) to Washington (DCA)

View AU$131 flight on Sat, 5 Sept 2026Opens in a new window

Popular airlines from Harry Reid Intl. Airport (LAS) to Ronald Reagan National Airport (DCA)

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Cheap Flights from Las Vegas (LAS) to Washington (DCA)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, 12 Aug - Thu, 27 Aug
LAS
Las Vegas
DCA
Washington
AU$370 Return, found 1 day ago
AU$370
Return
found 1 day ago
Select Delta flight, departing Wed, 12 Aug from Las Vegas to Washington, returning Thu, 27 Aug, priced at AU$370 found 1 day ago
Delta
Mon, 24 Aug - Mon, 31 Aug
LAS
Las Vegas
DCA
Washington
AU$371 Return, found 1 hour ago
AU$371
Return
found 1 hour ago
Select Delta flight, departing Mon, 24 Aug from Las Vegas to Washington, returning Mon, 31 Aug, priced at AU$371 found 1 hour ago
Delta
Mon, 24 Aug - Mon, 31 Aug
LAS
Las Vegas
DCA
Washington
AU$372 Return, found 1 hour ago
AU$372
Return
found 1 hour ago
Select Delta flight, departing Mon, 24 Aug from Las Vegas to Washington, returning Mon, 31 Aug, priced at AU$372 found 1 hour ago
Delta
Wed, 12 Aug - Thu, 27 Aug
LAS
Las Vegas
DCA
Washington
AU$401 Return, found 1 day ago
AU$401
Return
found 1 day ago
Select Delta flight, departing Wed, 12 Aug from Las Vegas to Washington, returning Thu, 27 Aug, priced at AU$401 found 1 day ago
Delta
Mon, 24 Aug - Mon, 31 Aug
LAS
Las Vegas
DCA
Washington
AU$402 Return, found 1 hour ago
AU$402
Return
found 1 hour ago
Select Delta flight, departing Mon, 24 Aug from Las Vegas to Washington, returning Mon, 31 Aug, priced at AU$402 found 1 hour ago
Delta
Wed, 5 Aug - Mon, 24 Aug
LAS
Las Vegas
DCA
Washington
AU$409 Return, found 4 days ago
AU$409
Return
found 4 days ago
Select Delta flight, departing Wed, 5 Aug from Las Vegas to Washington, returning Mon, 24 Aug, priced at AU$409 found 4 days ago
Delta
Wed, 12 Aug - Thu, 27 Aug
LAS
Las Vegas
DCA
Washington
AU$429 Return, found 1 day ago
AU$429
Return
found 1 day ago
Select Delta flight, departing Wed, 12 Aug from Las Vegas to Washington, returning Thu, 27 Aug, priced at AU$429 found 1 day ago
United
Wed, 12 Aug - Thu, 27 Aug
LAS
Las Vegas
DCA
Washington
AU$432 Return, found 1 day ago
AU$432
Return
found 1 day ago
Select United flight, departing Wed, 12 Aug from Las Vegas to Washington, returning Thu, 27 Aug, priced at AU$432 found 1 day ago
Alaska Airlines
Mon, 24 Aug - Mon, 31 Aug
LAS
Las Vegas
DCA
Washington
AU$446 Return, found 1 hour ago
AU$446
Return
found 1 hour ago
Select Alaska Airlines flight, departing Mon, 24 Aug from Las Vegas to Washington, returning Mon, 31 Aug, priced at AU$446 found 1 hour ago
American Airlines
Wed, 12 Aug - Thu, 27 Aug
LAS
Las Vegas
DCA
Washington
AU$512 Return, found 1 day ago
AU$512
Return
found 1 day ago
Select American Airlines flight, departing Wed, 12 Aug from Las Vegas to Washington, returning Thu, 27 Aug, priced at AU$512 found 1 day ago

Frequently asked questions

How much does a flight from Las Vegas, NV (LAS-Harry Reid Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) cost?
You can find one-way and return flights from LAS to DCA with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when LAS to DCA ticket fares go up or down.
What is the cheapest month to fly from Las Vegas, NV (LAS-Harry Reid Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
If you're looking for the cheapest time to fly from Las Vegas, NV (LAS-Harry Reid Intl.) to Washington, DC (DCA-Ronald Reagan Washington National), July is typically your best bet. You can expect average return fares around AU$529 during this month. July often sees lower prices because it's a shoulder season for some travel, and airlines adjust fares to attract travellers. Other budget-friendly months for this route include August and September.
Which airlines fly direct from Las Vegas, NV (LAS-Harry Reid Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
There are 2 airlines that offer direct flights from Las Vegas, NV (LAS-Harry Reid Intl.) to Washington, DC (DCA-Ronald Reagan Washington National):
  • American Airlines operates 7 direct flights from LAS to DCA every week.
  • Southwest Airlines operates 7 direct flights from LAS to DCA every week.
How do I find cheap flights from Las Vegas, NV (LAS-Harry Reid Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
To find a cheap flight from Las Vegas, NV (LAS-Harry Reid Intl.) to Washington, DC (DCA-Ronald Reagan Washington National), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Las Vegas, NV (LAS-Harry Reid Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
The best airline to fly with from Las Vegas, NV (LAS-Harry Reid Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) will differ from traveler to traveler. If you like to fly early, Southwest Airlines offers early morning flights. If price is the most important factor, Southwest Airlines typically offers the lowest fares. Southwest Airlines offers the most daily flights from Las Vegas, NV (LAS-Harry Reid Intl.) to Washington, DC (DCA-Ronald Reagan Washington National), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Las Vegas, NV (LAS-Harry Reid Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
The best time to fly from Las Vegas, NV (LAS-Harry Reid Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) is typically July. This month offers a great balance—prices are reasonable at around AU$529 for a return flight, and you'll have plenty of flight options since it's a popular time to travel. If you're flexible, July gives you both affordable fares and excellent flight schedules to work with.
How many flights per day from Las Vegas, NV (LAS-Harry Reid Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
You'll find approximately 2 nonstop flights per day from Las Vegas, NV (LAS-Harry Reid Intl.) to Washington, DC (DCA-Ronald Reagan Washington National). For even more choices, look at flights that include layovers, as there are around 171 connecting flights per day. Some common connection points include O'Hare Intl. (ORD), Seattle - Tacoma Intl. (SEA), and Hartsfield-Jackson Atlanta Intl. (ATL).
What is the earliest flight from Las Vegas, NV (LAS-Harry Reid Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
The earliest flight from Las Vegas, NV (LAS-Harry Reid Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) typically departs around 12:05 AM local time. This service is operated by Delta and is a seasonal offering, active in August. An early departure like this can be great for maximising your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Las Vegas, NV (LAS-Harry Reid Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
You'll generally find the most flights from Harry Reid International Airport (LAS) to Ronald Reagan Washington National (DCA) on a Sunday, with around 111 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Southwest Airlines, Alaska Airlines, and American Airlines. Sundays offer notably more flight options compared to other days of the week, so if you're looking for the widest selection, a Sunday departure might be a good choice.
What are the most popular departure times for flights from Las Vegas, NV (LAS-Harry Reid Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
The most popular departure times for flights from Las Vegas, NV (LAS-Harry Reid Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) are in the early morning, from 6am to 9am. Many major carriers, including Southwest Airlines, American Airlines and Frontier Airlines, offer flights during this window. Many travellers prefer this because it allows for an early arrival at your destination, giving you more time to get things done or start your trip.
How long does it take to fly from Las Vegas, NV (LAS-Harry Reid Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
When flying from Las Vegas, NV (LAS-Harry Reid Intl.) to Washington, DC (DCA-Ronald Reagan Washington National), you have a few options. A nonstop flight typically takes around 4 hours 30 minutes. This route covers a distance of approximately 3,354 kilometers (about 2,084 miles). If you opt for a one-stop flight, your travel time will be longer, usually around 7 hours. Flights with two or more stops will extend your journey further, typically taking about 10 hours 18 minutes. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic.
Can you fly business or first class from Las Vegas, NV (LAS-Harry Reid Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
Yes, you can fly business class or first class between LAS and DCA. You can fly business class with Frontier Airlines and Delta.First class cabins are available on Alaska Airlines, American Airlines, United, and Delta.
How do I earn miles on a Las Vegas, NV (LAS-Harry Reid Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) flight with Expedia?
It's easy to earn miles on a Las Vegas, NV (LAS-Harry Reid Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Washington, DC (DCA) from Las Vegas, NV (LAS)?
If you're planning to travel to Washington from Harry Reid International Airport (LAS), you can fly directly into Ronald Reagan Washington National (DCA). Some flights may connect through major hubs like Seattle - Tacoma Intl. (SEA), Portland Intl. (PDX), or San Diego Intl. (SAN) before reaching Washington. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Las Vegas, NV (LAS-Harry Reid Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) at the last minute?
Typically, booking a last minute flight from Las Vegas, NV (LAS-Harry Reid Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Las Vegas, NV (LAS-Harry Reid Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) flight and hotel package?
Securing a Las Vegas, NV (LAS-Harry Reid Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Las Vegas, NV (LAS-Harry Reid Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
If you booked your Las Vegas, NV (LAS-Harry Reid Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Harry Reid Intl.
Destination airport
Ronald Reagan Washington National
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Return price
AU$370
Distance
3333 km
Average flight time
7 hours 56 mins

Book with confidence

Your quick guide to flights from Las Vegas to Washington

Pick up great flights from Las Vegas to Washington

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Las Vegas to Washington. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Las Vegas to Washington that take around hours.

Find cheap flights from Las Vegas to Washington

From the great flight deals with prices currently ranging from AU$370 to AU$512, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Las Vegas to Washington around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Washington is normally in August.

Reasons to book your flight from Las Vegas to Washington with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Las Vegas to Washington across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Washington right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Your quick guide to flights from Las Vegas to Washington

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