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Find low faresSouthwest® flights from Las Vegas to Washington, D.C. (Reagan National) from $144
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Low fares from Las Vegas to Washington, D.C. (Reagan National)
$
Las Vegas (LAS)to
Washington, D.C. (Reagan National) (DCA)
Depart: 03/24/2026
One-way
Basic
From
$144
Seen: 12 hrs ago
Las Vegas (LAS)to
Washington, D.C. (Reagan National) (DCA)
Depart: 04/07/2026
One-way
Basic
From
$144
Seen: 15 hrs ago
Las Vegas (LAS)to
Washington, D.C. (Reagan National) (DCA)
Depart: 04/21/2026
One-way
Basic
From
$144
Seen: 22 hrs ago
Las Vegas (LAS)to
Washington, D.C. (Reagan National) (DCA)
Depart: 03/17/2026
One-way
Basic
From
$144
Seen: 9 hrs ago
Las Vegas (LAS)to
Washington, D.C. (Reagan National) (DCA)
Depart: 03/03/2026
One-way
Basic
From
$144
Seen: 13 hrs ago
Las Vegas (LAS)to
Washington, D.C. (Reagan National) (DCA)
Depart: 04/22/2026
One-way
Basic
From
$144
Seen: 9 hrs ago
Explore flights from Las Vegas to Washington, D.C. (Reagan National)
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Flight Details
Departing from:
McCarran International Airport
Arriving at:
Ronald Reagan National Airport
Average flight time:
4 hours 32 minutes
Distance:
2089 miles
Route Information
156† Weekly flights
- 1‡ Nonstop flight per day Monday through Friday
- 1‡ Nonstop flight on Saturday
- 1‡ Nonstop flight on Sunday
† Weekly flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025. Note: route may not operate every day of the week.
‡ Nonstop flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025.
Questions we hear the most
The average flight time from Las Vegas to Washington, D.C. (Reagan National) is 4 hours 32 minutes.
There are 156 weekly flights from Las Vegas to Washington, D.C. (Reagan National) on Southwest Airlines.
Yes, Southwest flies nonstop from Las Vegas to Washington, D.C. (Reagan National) once per day from Monday through Friday.
Yes, Southwest flies nonstop from Las Vegas to Washington, D.C. (Reagan National) once per day on Saturdays and Sundays.
To find the lowest fares by day and time to fly Las Vegas to Washington, D.C. (Reagan National) with Southwest, check out our Low Fare Calendar.
You can rent a car at Ronald Reagan National Airport book yours with your flight.
Yes! Flights from Las Vegas to Washington, D.C. (Reagan National)—or from here or there to anywhere—can be changed with no change fees. Fare difference may apply.
Check the status of your upcoming Southwest flight.
Check out the Southwest Airlines® Help Center for answers about everything Southwest.