Flights from Seattle, WA to Las Vegas, NV
Compare prices from 900+ airlines and find the best deals on flights from SEA to LAS.*Prices shown are estimated based on historical data.
Seattle, WA to Las Vegas, NV
Round-trip flights from SEA to LAS typically cost $714-$892 USD. Prices vary by season, demand, and how far in advance you book. The lowest fares are usually found 6-8 weeks before departure for domestic routes.
Non-stop flights from SEA to LAS take approximately 12h 57m. Actual flight times vary based on weather, air traffic, and aircraft type. Consider arriving at the airport 2 hours before domestic departures.
Airlines operating SEA to LAS include Air France, Japan Airlines, American Airlines. Each airline offers different fare classes, baggage policies, and loyalty programs. Compare options to find the best value for your travel needs.
The cheapest day to fly SEA to LAS is typically Tuesday. Mid-week flights are 10-20% cheaper than weekend departures. For best prices, book 6-8 weeks before your trip. Avoid booking less than 2 weeks out when fares spike.
Fares range from $714 to $1338 depending on dates, class, and airline.
Prices based on 500 searches. Updated hourly.
Find the Best Fares for SEA→LAS
Compare 900+ airlines — live prices, flexible dates, free cancellation options
About Flights from Seattle, WA to Las Vegas, NV
Looking for cheap flights from Seattle, WA (SEA) to Las Vegas, NV (LAS)? You've come to the right place. Fly2Any compares prices from over 900 airlines to help you find the best deals on this popular route.
Flight Information
Flights from SEA to LAS typically take around 12h 57m. The flight covers a distance of 6233 miles. Multiple airlines operate this route, including Air France, Japan Airlines, American Airlines.
Best Time to Book
For the best prices on SEA to LAS flights, we recommend booking 2-3 months in advance. Prices tend to be lowest for mid-week departures (Tuesday and Wednesday). Use our Price Calendar feature to compare prices across different dates and find the cheapest options.
Price data last updated: April 2026
Airlines on This Route
Several major airlines serve the Seattle, WA to Las Vegas, NV route, including:
- Air France (AF)
- Japan Airlines (JL)
- American Airlines (AA)
Frequently Asked Questions - SEA to LAS Flights
How long is the flight from Seattle, WA to Las Vegas, NV?
Direct flights from Seattle, WA (SEA) to Las Vegas, NV (LAS) take approximately 12h 57m. Connecting flights may add 2-4 hours depending on layover location. For the fastest journey, look for nonstop flights which are typically available on this popular route.
When is the best time to book SEA to LAS flights?
For the best prices on SEA to LAS flights, book 6-8 weeks in advance for domestic routes or 2-4 months ahead for international travel. Domestic flights are typically 20-40% cheaper in off-peak months. Peak season months (July, August) have higher prices, while January and February typically offer the best deals.
What are the cheapest days to fly from Seattle, WA to Las Vegas, NV?
Tuesday and Wednesday departures are typically 15-25% cheaper than weekend flights on the SEA to LAS route. Saturday is usually the most expensive day to fly. For additional savings, consider red-eye flights or early morning departures, which often have lower fares and less crowded airports.
Which airlines fly from SEA to LAS?
Major carriers on this route include Alaska Airlines, Delta, and other domestic and international airlines. Seattle-Tacoma is Alaska Airlines main hub with strong connections to West Coast and Asian destinations.
What should I know about flying from Seattle, WA airport?
Seattle-Tacoma is Alaska Airlines main hub with strong connections to West Coast and Asian destinations. Book flights that depart mid-morning or early afternoon for the smoothest experience - these times typically have shorter security lines and fewer delays.
What is the cheapest month to fly from Seattle, WA to Las Vegas, NV?
The cheapest months to fly from SEA to LAS are typically January, February, September. Domestic flights are typically 20-40% cheaper in off-peak months. Avoid peak travel periods like July and August when prices can be 30-50% higher. Use Fly2Any's price alerts to get notified when fares drop.
What is the baggage allowance for SEA to LAS flights?
Baggage allowances vary by airline and fare class. Most full-service carriers include one checked bag (up to 50 lbs) on this route. Budget carriers may charge $25-$60 for checked bags. All airlines allow one personal item free. Compare total costs including baggage fees when booking to get the best deal.
Are there direct flights from Seattle, WA to Las Vegas, NV?
Yes, several airlines offer nonstop flights from SEA to LAS. Direct flights take approximately 12h 57m. If you're flexible with your schedule, connecting flights through major hubs like ATL or ORD may offer lower prices.
More Flights from Seattle, WA & to Las Vegas, NV
Compare prices on similar routes — all searched live across 900+ airlines.
