Washington (DCA) to Las Vegas (LAS) economy award flights

LAS → DCA

Lowest seen in the last 2 daysPlus fees$5.60Program

LifeMilesAirline

United AirlinesDepartingFri, Oct 23

Last checked 1d agoChecked 20 Oct 2026, 23:13 UTC

Which program and airline costs you least

Washington to Las Vegas in economy starts at 13.5K miles plus $5.60 — United Airlines through LifeMiles.

Every way to book DCA to LAS with miles or points
Airline	Program
Alaska Airlinesvia SFOlast seen 19 Oct, not re-checked sinceAtmos Rewards	Atmos Rewards	12.5K Atmos pointsplus $11.20	$11.20
American AirlinesNonstoplast seen 19 Oct, not re-checked sinceAtmos Rewards	Atmos Rewards	12.5K Atmos pointsplus $25.60	$25.60
United Airlinesvia ORDLifeMiles	LifeMiles	Fewest miles13.5Kplus $5.60	Lowest fees$5.60
Delta Air Linesvia SLCAir France-KLM Flying Blue	Air France-KLM Flying BlueStandard fare	18Kplus $14.60	$14.60

Where the space is over the next 60 days

Dashed days are prices last seen more than 3 days ago and not re-checked since.

DCA to LAS in economy: the facts

Over the next 60 days we hold economy seats from Washington to Las Vegas on 60 of the 60 departure days, through 3 programs. These figures are counted from the seats stored for those dates, not from a price history; the typical day is the median of each day's cheapest seat. Data updated October 20, 2026.

Atmos Rewards
Days with space
58 of 60
Lowest
12,500 Atmos points
Typical day
17,500 Atmos points
Cash on top
$6 to $31
LifeMiles
Days with space
51 of 60
Lowest
13,500 miles
Typical day
13,500 miles
Cash on top
$6 to $58
Air France-KLM Flying Blue
Days with space
29 of 60
Lowest
18,000 miles
Typical day
19,500 miles
Cash on top
$15

DCA to LAS economy seats per program over the next 60 days
Program	Days with space	Lowest	Typical day	Cash on top
Atmos Rewards	58 of 60	12,500 Atmos points	17,500 Atmos points	$6 to $31
LifeMiles	51 of 60	13,500 miles	13,500 miles	$6 to $58
Air France-KLM Flying Blue	29 of 60	18,000 miles	19,500 miles	$15

Nonstop or with a connection

Nonstop seats on American Airlines. With a connection on Alaska Airlines, Delta Air Lines and United Airlines.

How to book it

Atmos Rewards books on alaskaair.com: sign in there, search DCA to LAS in economy on a date with space, and pay in Atmos points with the cash on top (from $6).
LifeMiles books on lifemiles.com: sign in there, search DCA to LAS in economy on a date with space, and pay in miles with the cash on top (from $6).
Air France-KLM Flying Blue books on airfrance.fr: sign in there, search DCA to LAS in economy on a date with space, and pay in miles with the cash on top (from $15).

MilesZone finds the seat; it does not book it or take payment.

More routes

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Email only. Searching this route stays free for departures in the next 60 days.