Direct (non-stop) flights from Las Vegas (LAS) to SeaTac (SEA)
Find comprehensive flight information, schedules, and booking details for direct flights from Las Vegas (LAS) to SeaTac (SEA). This popular route is operated by 4 airlines, offering multiple daily departures.• Flight Duration: 2h 35m - 3h 04m (average flight time)• Distance: 871 miles (1401 km) (air miles between airports)• Daily Flights: 11-19 flights (scheduled departures per day)
Las Vegas (LAS)
SeaTac (SEA)
FLIGHT TIME
2h 35m - 3h 04m
FLIGHT DISTANCE
871 miles (1401 km)
2h 45m - 2h 58m
06:00
22:40
871 miles (1401 km)
January
4 (Show)
110
Flight Schedule
December 2025
Airlines with direct flights from Las Vegas (LAS) to SeaTac (SEA)
Route Insights
Duration variability: Flight duration on this route can vary based on aircraft type, wind conditions, and airline scheduling. Average duration is 2h 35m - 3h 04m.
Pricing patterns: January typically offers lower prices due to reduced demand outside peak travel seasons.
Best departure times: Peak departure times are 6:00, 10:00, 11:00, offering more flight options and potentially better connections.
Las Vegas (LAS) - SeaTac (SEA) flight price statistics
$195
ApproximateThe numbers are average prices found based on user searches for direct flights between the airports. It's calculated from the cheapest prices found per month for a round-trip with 1 adult and can vary depending on the amount of data we have for this particular route.
$47
Jan$52
Feb$52
Mar$142
Apr$590
May$195
Jun$176
Jul$165
Aug$137
Sep$196
Oct$338
Nov$254
DecRelated Information
Airports: LAS • SEA Airport
Airlines operating this route: Alaska Airlines (AS), Delta Air Lines, Southwest Airlines, F9 - Frontier Airlines
Frequently Asked Questions
How many flights operate from LAS to SEA?
There are 17 direct flights operating from LAS to SEA. Approximately 11-19 flights daily.
Which airlines operate flights from LAS to SEA?
4 airlines operate on this route: Alaska Airlines, Delta Air Lines, Southwest Airlines, Frontier Airlines.
How long is the flight from LAS to SEA?
The flight duration from LAS to SEA is approximately 2h 35m - 3h 04m.
What is the distance from LAS to SEA?
The distance from LAS to SEA is 871 miles (1401 km).
What is the flight time range for this route?
Flight times on this route range from 2h 45m - 2h 58m.
What are the earliest and latest flight departure times?
The earliest flight departs at 06:00 and the latest flight departs at 22:40.
What is the cheapest month to fly from LAS to SEA?
January is typically the cheapest month to fly on this route.
How many flights operate per week on this route?
Approximately 110 flights operate per week from LAS to SEA.
What types of aircraft operate on this route?
This route is served by Boeing 737-800 (winglets) Passenger/BBJ2, Boeing 737-800 Passenger, Boeing 737-700 (winglets) Passenger/BBJ1, Airbus A321, Boeing 737-900 Passenger and 5 more aircraft types.
What is the average flight price from LAS to SEA?
The average flight price for a round-trip ticket from LAS to SEA is approximately $195 USD. Prices can vary based on booking time, season, and airline.
When is the best time to book flights from LAS to SEA for the lowest prices?
January is typically the cheapest month to fly from LAS to SEA. Booking in advance and avoiding peak travel seasons can help you find better deals.
How many airlines offer flights from LAS to SEA?
4 airlines offer direct flights from LAS to SEA, providing travelers with multiple options for scheduling and pricing.
How far is SEA from LAS?
The distance from LAS to SEA is 871 miles (1401 km). This is a long-haul flight route.
How long does it take to fly from LAS to SEA?
The flight time from LAS to SEA is approximately 2h 35m - 3h 04m. Actual flight duration may vary based on weather conditions, aircraft type, and routing.