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Cheap flights from Las Vegas to Washington, D.C. from £59

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 29/7. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — WAS
18 Jun — 25 Jun1
1 adult

Cheap flight deals from Las Vegas to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Las Vegas (LAS) to Washington, D.C. (WAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 13 June 2025.

Round-trip from

£117

One-way from

£59

Popular in

December

Cheapest in

August

Average price

£248

Good one-way deal

£87 or less
Southwest
  • Southwest
  • 3/9-7/9
  • Nonstop
  • 9h 35m total
  • Las Vegas to Washington, D.C.
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Southwest
  • Southwest
  • 29/7
  • Nonstop
  • 4h 35m total
  • Las Vegas to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£19 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£4 potential savings vs. average return price).
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Average for round-trip flights in June 2025
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Price to beat on a one-way flight from Las Vegas Harry Reid Intl to Washington, D.C. (WAS).
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Find flight deals from Las Vegas to Washington, D.C.

Cheapest flights from Las Vegas to Washington, D.C.
Explore the most affordable flight options available from Las Vegas to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 June 2025.

Wed 3/909:15LAS - DCA
Nonstop4h 35mSouthwest
Sun 7/916:55DCA - LAS
Nonstop5h 00mSouthwest
Deal found 11/6£117
Wed 3/922:45LAS - IAD
Nonstop4h 35mUnited Airlines
Sat 6/912:35IAD - LAS
Nonstop5h 00mUnited Airlines
Deal found 11/6£117
Thu 11/910:05LAS - DCA
1 stop7h 54mHawaiian Airlines
Sun 14/909:59DCA - LAS
1 stop9h 35mHawaiian Airlines
Deal found 11/6£147
Thu 4/906:10LAS - DCA
1 stop8h 49mAlaska Airlines
Tue 9/909:59DCA - LAS
1 stop9h 35mAlaska Airlines
Deal found 11/6£148
Thu 7/808:30LAS - IAD
1 stop7h 49mAlaska Airlines
Tue 12/817:25IAD - LAS
1 stop19h 12mAlaska Airlines
Deal found 13/6£148
Thu 7/808:30LAS - IAD
1 stop7h 49mHawaiian Airlines
Wed 13/806:30IAD - LAS
1 stop11h 14mHawaiian Airlines
Deal found 12/6£168
Wed 2/700:50LAS - DCA
1 stop7h 18mDelta
Wed 9/715:59DCA - LAS
1 stop8h 09mDelta
Deal found 12/6£189
Thu 3/713:05LAS - IAD
1 stop7h 38mDelta
Mon 7/717:20IAD - LAS
1 stop7h 51mDelta
Deal found 13/6£189
Thu 11/910:00LAS - IAD
2 stops9h 50mSouthwest
Sun 14/916:05IAD - LAS
1 stop8h 45mSouthwest
Deal found 11/6£193
Thu 17/723:55LAS - IAD
1 stop9h 34mSun Country Air
Mon 21/712:52IAD - LAS
1 stop23h 59mSun Country Air
Deal found 12/6£195
Thu 16/1020:49LAS - DCA
1 stop8h 20mJetBlue
Mon 20/1016:39DCA - LAS
1 stop8h 18mJetBlue
Deal found 13/6£202
Tue 1/700:59LAS - DCA
1 stop7h 47mUnited Airlines
Fri 4/708:30DCA - LAS
1 stop7h 58mUnited Airlines
Deal found 12/6£257

Cheapflights Fare Finder

Customise your flight search to find flights from Las Vegas to Washington, D.C. that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 13 June 2025.
Use the filters below to find and compare flights from Las Vegas to Washington, D.C. that are best for you.

Fly from

Las Vegas

Fly to

Washington, D.C.

Route

Depart

Return

Price

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Wed 3/9

09:15-16:50

Nonstop4h 35m

Washington, D.C. Reagan-National

Sun 7/9

16:55-18:55

Nonstop5h 00m

£117

Las VegasWashington, D.C.

LAS - IAD

LASIAD

Las Vegas Harry Reid Intl

Wed 3/9

22:45-06:20

Nonstop4h 35m

Washington, D.C. Dulles Intl

Sat 6/9

12:35-14:35

Nonstop5h 00m

£117

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Thu 11/9

10:05-20:59

1 stop7h 54m

Washington, D.C. Reagan-National

Sun 14/9

09:59-16:34

1 stop9h 35m

£147

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Thu 4/9

06:10-17:59

1 stop8h 49m

Washington, D.C. Reagan-National

Sun 7/9

09:59-16:34

1 stop9h 35m

£148

Las VegasWashington, D.C.

LAS - IAD

LASIAD

Las Vegas Harry Reid Intl

Thu 7/8

08:30-19:19

1 stop7h 49m

Washington, D.C. Dulles Intl

Tue 12/8

17:25-09:37

1 stop19h 12m

£148

Las VegasWashington, D.C.

LAS - IAD

LASIAD

Las Vegas Harry Reid Intl

Thu 7/8

08:30-19:19

1 stop7h 49m

Washington, D.C. Dulles Intl

Wed 13/8

06:30-14:44

1 stop11h 14m

£168

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Wed 2/7

00:50-11:08

1 stop7h 18m

Washington, D.C. Reagan-National

Wed 9/7

15:59-21:08

1 stop8h 09m

£189

Las VegasWashington, D.C.

LAS - IAD

LASIAD

Las Vegas Harry Reid Intl

Thu 3/7

13:05-23:43

1 stop7h 38m

Washington, D.C. Dulles Intl

Mon 7/7

17:20-22:11

1 stop7h 51m

£189

Las VegasWashington, D.C.

LAS - IAD

LASIAD

Las Vegas Harry Reid Intl

Thu 11/9

10:00-22:50

2 stops9h 50m

Washington, D.C. Dulles Intl

Sun 14/9

16:05-21:50

1 stop8h 45m

£193

Las VegasWashington, D.C.

LAS - IAD

LASIAD

Las Vegas Harry Reid Intl

Thu 17/7

23:55-12:29

1 stop9h 34m

Washington, D.C. Dulles Intl

Mon 21/7

12:52-09:51

1 stop23h 59m

£195

Flights are sorted by cheapest return flights first.

Deals found on 11/6

Showing 1-10 of 30 results
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Best time to book a flight from Las Vegas to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Las Vegas with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Las Vegas to Washington, D.C.

How far ahead should I book a flight from Las Vegas to Washington, D.C.?

Use this chart to determine the optimal time to book a return flight from Las Vegas to Washington, D.C.. Price data was last updated on 9 June 2025.

The price you pay for your flight from Las Vegas to Washington, D.C. may vary depending on when you book. For the best chance of a lower fare, look to book 44 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Las Vegas to Washington, D.C.?

Currently, February is the cheapest month in which you can book a flight from Las Vegas to Washington, D.C. (average of £565). Flying from Las Vegas to Washington, D.C. in July is currently the most expensive (average of £946). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LAS to WAS?

Find hourly flight availability from Las Vegas to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 June 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Las Vegas to Washington, D.C. as you normally would.

Weekly flight availability from Las Vegas to Washington, D.C.

Explore weekly flight availability from Las Vegas to Washington, D.C.. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 13 June 2025.

The most flights from LAS to WAS are scheduled on a Thursday (11 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (5 on average).

Rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. ranges from 66.0 - 102.0 inches per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. when rainfall is around 66.0 mm.

Temperature in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C., use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington, D.C.. Reviews last updated 13 June 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Las Vegas to Washington, D.C. to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very Good
10,000 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very Good
4,286 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very Good
7,946 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,496 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Las Vegas to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Las Vegas to Washington, D.C.?

    Located just 6.2 mi from the city center, Las Vegas Harry Reid Intl is the airport most travelers will use when flying to Washington, D.C. from Las Vegas. Booking flights from Harry Reid Intl (LAS) to Washington, D.C. should be relatively easy as there are 8 daily outbound flights to Washington, D.C. from 0 different airlines.

  • How popular is this Las Vegas to Washington, D.C. flight route?

    Flights from Las Vegas Harry Reid Intl to Washington, D.C. have been viewed 3 times in the past calendar month.

  • What are the cheapest airlines flying from Las Vegas to Washington, D.C. round-trip?

    According to our current data, Southwest (£117), United Airlines (£117), and Hawaiian Airlines (£147) offers the cheapest pricing from Las Vegas to Washington, D.C.. Southwest is priced at 53% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Las Vegas to Washington, D.C. one-way?

    To fly one-way, consider booking your trip with Southwest, which is currently one of the cheapest options available, starting at £59. United Airlines flights start at £59 while deals on Frontier start at £65 one-way.

  • Can I find deals for flights from Las Vegas to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on Las Vegas to Washington, D.C. flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Las Vegas to Washington, D.C.?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Las Vegas to Washington, D.C..

  • Can I find deals for business class flights from Las Vegas to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Las Vegas to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Las Vegas to Washington, D.C.?

    Currently, February is the cheapest month in which you can book a flight from Las Vegas to Washington, D.C. (average of £565). Flying from Las Vegas to Washington, D.C. in July is currently the most expensive (average of £946). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Silver Spring
Arlington
Woodbridge
Hanover
Oxon Hill
College Park
Laurel
Tysons

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Cheapflights does show flights with no change fees to all users. To see these options for flights from Las Vegas to Washington, D.C., users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Las Vegas to Washington, D.C. become cheaper?

Yes, Cheapflights offers price alerts on Las Vegas to Washington, D.C. flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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