Nonstop flights from Seattle to Las Vegas take about 2h 51m, with 4 airlines flying the route.
Checking today’s fares with the airlines.
Seattle and Las Vegas are about 872 miles apart. Las Vegas is the same time as Seattle. The scheduled nonstop takes around 2 hours 51 minutes.
American plans to start flying the route in November 2026.
| Airline | From | To |
|---|---|---|
| Alaska Airlines | SEA Seattle-Tacoma International Airport | LAS Harry Reid International Airport |
| Delta Air Lines | SEA Seattle-Tacoma International Airport | LAS Harry Reid International Airport |
| Southwest Airlines | SEA Seattle-Tacoma International Airport | LAS Harry Reid International Airport |
| Frontier Airlines | SEA Seattle-Tacoma International Airport | LAS Harry Reid International Airport |
Nonstop service as of October 2026. Airlines change schedules seasonally.
5 miles (8 km) from the city centre. 58.4 million passengers in 2024
| How | Route | Cost |
|---|---|---|
| Bus | RTC public bus from Level 0 of the airport | 2-hour pass $6; 24-hour pass $8 |
No passport is needed for domestic travel, but adult flyers need a REAL ID-compliant license or another accepted ID such as a passport.
Since May 7, 2025, travelers 18 and older need a REAL ID-compliant driver's license, enhanced license, passport, military ID or tribal photo ID to pass TSA checkpoints. Interim paper licenses are not accepted, and children under 18 do not need ID when flying with an adult.
Spring and fall bring warm, comfortable days, while June to September is extremely hot, with highs near 100 F or above. Winters are mild with chilly nights.
Busiest: Mar-May, Sep-Nov. Quieter shoulder season: Feb, Dec.
| Month | Avg high | Avg low |
|---|---|---|
| Jan | 58°F (14°C) | 40°F (4°C) |
| Feb | 63°F (17°C) | 44°F (7°C) |
| Mar | 71°F (22°C) | 50°F (10°C) |
| Apr | 78°F (26°C) | 57°F (14°C) |
| May | 88°F (31°C) | 66°F (19°C) |
| Jun | 99°F (37°C) | 76°F (24°C) |
| Jul | 104°F (40°C) | 82°F (28°C) |
| Aug | 103°F (39°C) | 81°F (27°C) |
| Sep | 95°F (35°C) | 72°F (22°C) |
| Oct | 81°F (27°C) | 60°F (16°C) |
| Nov | 67°F (19°C) | 47°F (8°C) |
| Dec | 57°F (14°C) | 40°F (4°C) |
A nonstop flight from Seattle to Las Vegas is typically scheduled for about 2 hours 51 minutes. Flights with a connection take longer, depending on the layover.
As of October 2026, Alaska Airlines, Delta Air Lines, Southwest Airlines and Frontier Airlines fly nonstop between Seattle and Las Vegas.
Nonstop flights leave from Seattle-Tacoma International Airport (SEA) and arrive at Harry Reid International Airport (LAS).
Las Vegas is about 872 miles (1,403 km) from Seattle, measured between the city centres.
Las Vegas is the same time as Seattle.
No passport is needed for domestic travel, but adult flyers need a REAL ID-compliant license or another accepted ID such as a passport. This applies to US citizens; other nationalities should check their own requirements.
One option is rTC public bus from Level 0 of the airport and costs 2-hour pass $6; 24-hour pass $8.
Information checked in October 2026. Schedules, fares and entry rules change, so confirm with the airline or the official source before you travel.