฿2,910 Cheap Flights from Seattle (SEA) to Las Vegas (LAS)

View ฿2,910 flight on Mon, 11 May 2026Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Harry Reid Intl. Airport (LAS)

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Cheap Flights from Seattle (SEA) to Las Vegas (LAS)

Prices were available within the past 7 days and start at ฿2,910 for one-way flights and ฿5,815 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, 11 May - Fri, 15 May
SEA
Seattle
LAS
Las Vegas
฿5,815 Return, found 11 hours ago
฿5,815
Return
found 11 hours ago
Select Delta flight, departing Mon, 11 May from Seattle to Las Vegas, returning Fri, 15 May, priced at ฿5,815 found 11 hours ago
Delta
Mon, 11 May - Thu, 14 May
SEA
Seattle
LAS
Las Vegas
฿5,875 Return, found 4 days ago
฿5,875
Return
found 4 days ago
Select Delta flight, departing Mon, 11 May from Seattle to Las Vegas, returning Thu, 14 May, priced at ฿5,875 found 4 days ago
Delta
Mon, 11 May - Fri, 15 May
SEA
Seattle
LAS
Las Vegas
฿7,130 Return, found 11 hours ago
฿7,130
Return
found 11 hours ago
Select Delta flight, departing Mon, 11 May from Seattle to Las Vegas, returning Fri, 15 May, priced at ฿7,130 found 11 hours ago
Delta
Mon, 11 May - Thu, 14 May
SEA
Seattle
LAS
Las Vegas
฿7,195 Return, found 4 days ago
฿7,195
Return
found 4 days ago
Select Delta flight, departing Mon, 11 May from Seattle to Las Vegas, returning Thu, 14 May, priced at ฿7,195 found 4 days ago
American Airlines
Fri, 1 May - Tue, 5 May
SEA
Seattle
LAS
Las Vegas
฿7,295 Return, found 1 day ago
฿7,295
Return
found 1 day ago
Select American Airlines flight, departing Fri, 1 May from Seattle to Las Vegas, returning Tue, 5 May, priced at ฿7,295 found 1 day ago
American Airlines
Sat, 9 May - Mon, 11 May
SEA
Seattle
LAS
Las Vegas
฿7,365 Return, found 6 days ago
฿7,365
Return
found 6 days ago
Select American Airlines flight, departing Sat, 9 May from Seattle to Las Vegas, returning Mon, 11 May, priced at ฿7,365 found 6 days ago
Delta
Mon, 11 May - Fri, 15 May
SEA
Seattle
LAS
Las Vegas
฿7,455 Return, found 11 hours ago
฿7,455
Return
found 11 hours ago
Select Delta flight, departing Mon, 11 May from Seattle to Las Vegas, returning Fri, 15 May, priced at ฿7,455 found 11 hours ago
Delta
Mon, 11 May - Thu, 14 May
SEA
Seattle
LAS
Las Vegas
฿7,530 Return, found 4 days ago
฿7,530
Return
found 4 days ago
Select Delta flight, departing Mon, 11 May from Seattle to Las Vegas, returning Thu, 14 May, priced at ฿7,530 found 4 days ago
Delta
Mon, 11 May - Fri, 15 May
SEA
Seattle
LAS
Las Vegas
฿7,785 Return, found 11 hours ago
฿7,785
Return
found 11 hours ago
Select Delta flight, departing Mon, 11 May from Seattle to Las Vegas, returning Fri, 15 May, priced at ฿7,785 found 11 hours ago
United
Mon, 11 May - Thu, 14 May
SEA
Seattle
LAS
Las Vegas
฿7,860 Return, found 4 days ago
฿7,860
Return
found 4 days ago
Select United flight, departing Mon, 11 May from Seattle to Las Vegas, returning Thu, 14 May, priced at ฿7,860 found 4 days ago

Alternative airports near Las Vegas

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to McCarran Intl. LAS. Cheapest and Closest option available. Average driving time to city centre is 6 minutes. Flights from ฿11,390
LAS
McCarran Intl.
CheapestClosest
Average driving time to city centre6 min
Flights from ฿11,390

Find the cheapest month to fly from Seattle (SEA) to Las Vegas (LAS)

May is typically the cheapest month to fly

From ฿1,837 - ฿7,043 per traveller.

Frequently asked questions

How much is a flight from SEA to Harry Reid Airport (formerly McCarran Airport)?
Round-trip tickets between Seattle - Tacoma Intl. Airport (SEA) and LAS start from ฿5,815. This price is based on fares quoted within the last 7 days on Expedia for flights departing within the next year — make your booking ASAP so you don't miss out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from SEA to LAS?
Every air carrier has its own set of terms and conditions. If you do decide to cancel, follow the easy instructions on our Customer Service Portal.
How do I find cheap flights from Seattle - Tacoma Intl. Airport (SEA) to Harry Reid Airport (formerly McCarran Airport) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Seattle - Tacoma Intl. Airport (SEA) to Harry Reid Airport (formerly McCarran Airport) flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from Sea-Tac Airport to McCarran Intl. Airport (LAS)?
It only takes around 2 hours and 28 minutes to journey from SEA to McCarran Intl. Airport (LAS). Recline your seat and get comfortable — but not too comfortable. You'll be touching down in Las Vegas in no time.
How far is the flight from Sea-Tac Airport to LAS?
It's just 1,400 kilometres between Seattle - Tacoma Intl. Airport (SEA) and LAS. Chances are you'll spend more time travelling to and from the airport than actually flying!
Which airlines fly direct from Seattle - Tacoma Intl. Airport (SEA) to Harry Reid Airport (formerly McCarran Airport)?
Check out the deals on offer with these top carriers and book your ticket from Seattle - Tacoma Intl. Airport (SEA) to LAS today:

  • Alaska Airlines - (AS) with 230 monthly flights
  • Delta Air Lines - (DL) with 152 monthly flights
  • Spirit Airlines - (NK) with 86 monthly flights
  • Southwest Airlines - (WN) with 86 monthly flights

Are SEA to LAS flight tickets cheaper when they're purchased at the last minute?
Late planners can sometimes find a bargain, with some super cheap fares from Seattle - Tacoma Intl. Airport (SEA) to LAS emerging a few weeks prior to the departure date. If you'd rather book ahead of time, Expedia compares and updates the best flight deals frequently — as early as a year in advance in some cases. It does depend on the carrier though, as not every airline advertises prices that far in advance.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Harry Reid Intl.
Airlines serving
American Airlines, Delta, United
Return price
฿5,815
Distance
1385 km
Average flight time
2 hours 30 mins
*Available to Expedia members.