Las Vegas (LAS) to Seattle (SEA)
Flight time
≈ 2h 32m
Bearing
337° NW
Las Vegas (LAS) to Seattle (SEA) is 867 miles (1,395 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies LAS–SEA
US DOT T-100 · filed dataIn April 2026, Alaska Airlines operated the most departures, one of 4 carriers flying nonstop LAS–SEA; the Boeing 737-800 was the most common aircraft at 36% of departures; flights ran 84% full.
Departures
948
April 2026
Seats
162,586
both directions
Passengers
136,124
both directions
Load factor
83.7%
passengers ÷ seats
Who flies LAS–SEA?
Alaska Airlines operated the most nonstop LAS–SEA departures in April 2026 (447), one of 4 carriers on the route.
- AS
Alaska Airlines
447 departures · 77,049 seats
Share of departures47.2%83.3%
Load
- DL
Delta Air Lines
289 departures · 48,473 seats
Share of departures30.5%84.3%
Load
- WN
Southwest Airlines
176 departures · 29,014 seats
Share of departures18.6%83.3%
Load
- F9
Frontier Airlines
36 departures · 8,050 seats
Share of departures3.8%85.4%
Load
What plane flies LAS–SEA?
In April 2026, the Boeing 737-800 flew 36% of LAS–SEA departures — more than any other aircraft type.
- Boeing 737-800
343 departures · 86.7% load
36.2% - Boeing 737-900ER
258 departures · 81.6% load
27.2% - Boeing 737 MAX 9
156 departures · 82.3% load
16.5% - Boeing 737 MAX 8
108 departures · 80.9% load
11.4% - Boeing 737-700
47 departures · 85.1% load
5.0% - Airbus A321neo
21 departures · 86.4% load
2.2% - Airbus A320neo
10 departures · 87.7% load
1.1% - Airbus A321
5 departures · 77.6% load
0.5%
How has LAS–SEA traffic changed?
Nonstop LAS–SEA departures fell from 1,131 in May 2025 to 948 in April 2026.
Monthly nonstop LAS–SEA traffic, trailing 12 months through April 2026. Bars scale to the busiest month; months with no filed service show as zero.
May 2025
1,131 departures · 156,993 passengers
81.9%
Load
June 2025
1,047 departures · 148,849 passengers
83.1%
Load
July 2025
1,034 departures · 156,635 passengers
86.8%
Load
August 2025
985 departures · 147,979 passengers
86.4%
Load
September 2025
888 departures · 128,359 passengers
83.4%
Load
October 2025
949 departures · 136,228 passengers
83.3%
Load
November 2025
877 departures · 123,226 passengers
81.3%
Load
December 2025
934 departures · 132,618 passengers
84.2%
Load
January 2026
915 departures · 123,846 passengers
79.3%
Load
February 2026
827 departures · 115,390 passengers
81.6%
Load
March 2026
934 departures · 134,173 passengers
83.6%
Load
April 2026
948 departures · 136,124 passengers
83.7%
Load
By direction
The DOT files each direction separately — they rarely match.
LAS → SEA
83.5% full
474 departures · 67,716 passengers
SEA → LAS
83.9% full
474 departures · 68,408 passengers
Nonstop LAS–SEA traffic has been filed with the US DOT since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through April 2026; filings from 2025. Public domain (US Government work). The DOT publishes roughly three months in arrears.
The airports
Frequently asked
How far is Las Vegas (LAS) from Seattle (SEA)?
LAS to SEA is 867 miles (1,395 km / 753 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from LAS to SEA?
A nonstop covers the 867-mile great-circle distance in roughly 2h 32m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies LAS–SEA?
In April 2026, the Boeing 737-800 flew the largest share of departures (36.2%), followed by the Boeing 737-900ER (27.2%).
What mileage do I earn flying LAS–SEA?
Distance-based programs credit off the 867-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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