Las Vegas (LAS) → Washington (IAD)
About Las Vegas to Washington Flights
Discover the best flights from Las Vegas to Washington, covering 3,316 km in approximately 4h 39m. Las Vegas (LAS) to Washington (IAD) is one of the popular medium-haul routes within United States. With 5 major airlines operating this route including direct flights, travelers have plenty of options to choose from. Whether you're traveling for business or leisure, our comprehensive guide helps you find the best deals, understand seasonal price variations, and choose the right airline for your journey from Las Vegas to Washington.
12-Month Price History
Flight prices from Las Vegas to Washington vary significantly throughout the year. February typically offers the best deals with average prices around $394, while July sees the highest prices, averaging $674. Savvy travelers can save up to 42% by choosing their travel dates wisely.
Best Time to Fly
Cheapest Month
February
Save up to 40% on average
Most Expensive
July
Peak season pricing
Book in Advance
39 days
For best prices
Booking Tips
For the best prices on Las Vegas to Washington flights, we recommend booking 46 days in advance. Domestic flights typically see price increases as the departure date approaches, so early booking is advisable. Tuesday and Wednesday departures often offer the lowest fares, while Friday and Sunday flights tend to be more expensive due to business and leisure travel demand. Consider flying early morning or late evening for additional savings, as these off-peak times usually have lower demand.
Airlines Serving This Route
| Airline | Economy | Business | First |
|---|---|---|---|
Frontier Airlines F9 | $470 | - | - |
Spirit Airlines NK | $470 | - | - |
Southwest Airlines WN | $560 | - | - |
United Airlines UA | $720 | $2370 | $4160 |
Allegiant Air G4 | $910 | $2850 | $3820 |
Frontier Airlines
F9
Economy
$470
Business
-
First
-
Spirit Airlines
NK
Economy
$470
Business
-
First
-
Southwest Airlines
WN
Economy
$560
Business
-
First
-
United Airlines
UA
Economy
$720
Business
$2370
First
$4160
Allegiant Air
G4
Economy
$910
Business
$2850
First
$3820
Prices shown are estimates based on historical data. Actual prices may vary based on dates, availability, and current promotions.
Alternative Flight Options
Las Vegas → Washington
Harry Reid International (LAS) to Ronald Reagan Washington National (DCA)
Distance: 3,354 km
Average price: $603
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Frequently Asked Questions
How long is the flight from Las Vegas to Washington?
The flight time from Las Vegas (LAS) to Washington (IAD) is approximately 4 hours and 39 minutes. This duration is for direct flights and may vary depending on aircraft type, weather conditions, and air traffic.
What is the distance between Las Vegas and Washington?
The aerial distance between Las Vegas and Washington is 3,316 kilometers (2,060 miles). This is the straight-line distance, which is used to calculate flight times.
Which airlines fly from Las Vegas to Washington?
Several airlines operate flights between Las Vegas and Washington, including United Airlines, Southwest Airlines, Spirit Airlines and 2 more airlines. Direct flights are available on this route.
What is the cheapest month to fly from Las Vegas to Washington?
Based on historical data, February typically offers the lowest airfares for flights from Las Vegas to Washington. However, prices can vary based on holidays, events, and airline promotions. We recommend checking our price calendar for the most up-to-date information.
How far in advance should I book my flight to Washington?
For the best prices on Las Vegas to Washington flights, we recommend booking 32 days in advance. Domestic flights can sometimes offer good last-minute deals, but advance booking is usually cheaper.
Do I need a visa to travel from Las Vegas to Washington?
Visa requirements depend on your nationality and the purpose of your visit. Since this is a domestic flight, no visa is required for citizens.
What is the time difference between Las Vegas and Washington?
Las Vegas operates on America/Los_Angeles time zone, while Washington is in the America/New_York time zone. For current time differences and to plan your schedule, visit our partner site timezig.com for accurate timezone conversions.