Direct (nonstop) flights from Seattle to Las Vegas
4 airlines fly nonstop from Seattle Tacoma International (SEA) to Harry Reid International Airport (LAS). It's 866 miles (1,393 km), about 2h 38m in the air. Operated by Alaska Airlines, Delta Air Lines, Frontier Airlines and others.
Alaska Airlines
Delta Air Lines
Frontier Airlines
Southwest Airlines
Route data last updated: May 26, 2026
Airlines with non-stop flights
AS
Alaska Airlines
DL
Delta Air Lines
F9
Frontier Airlines
WN
Southwest Airlines
Alternative Routes
Other ways to fly from Seattle to Las Vegas with one stop · direct emits 160 kg CO₂ per passenger
Looking for the return flight?
LAS → SEA: Flights from Las Vegas to SeattleOther direct flights from Seattle
Direct flights from Las Vegas (LAS)
Frequently Asked Questions
How long is the direct flight from Seattle to Las Vegas?
A nonstop flight from Seattle (SEA) to Las Vegas (LAS) takes approximately 2 hours and 38 minutes. The distance is 866 miles (1,393 km).
Which airlines fly nonstop from Seattle to Las Vegas?
4 airlines: Alaska Airlines, Delta Air Lines, Frontier Airlines, Southwest Airlines.
Is there a nonstop flight from Seattle to Las Vegas?
Yes. 4 airlines: Alaska Airlines, Delta Air Lines, Frontier Airlines, Southwest Airlines.
How far is Seattle from Las Vegas?
The flight distance from Seattle to Las Vegas is 866 miles (1,393 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as London to Madrid.
What type of aircraft flies from Seattle to Las Vegas?
At 2h 38m, this route typically uses narrow-body or mid-range jets — Boeing 737 MAX or Airbus A320neo. Varies by airline.
What is the carbon footprint of a flight from Seattle to Las Vegas?
Roughly 160 kg CO2 per passenger one-way. That's about the same as driving 800 km.
Is the return flight from Las Vegas to Seattle also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Seattle to Las Vegas?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at Seattle Tacoma International for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.