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Flights from Seattle to Las Vegas

Search for direct flights from Seattle to Las Vegas in the next 3 months. Based on Trip.com's latest 7-day flight data, one-way direct flights start at US$30, and round-trip direct flights start at US$59.

      • Cheapest nonstop
        SEA 20:20
        2h 39m
        Nonstop
        LAS 22:59
        Seattle - Las Vegas | Mon, Jun 1 | Frontier Airlines
        LAS 07:44
        2h 52m
        Nonstop
        SEA 10:36
        Las Vegas - Seattle | Sun, Jun 7 | Frontier Airlines
        US$59 US$124
        52% off
        52% off
        US$124 US$59
      • SEA 20:20
        2h 39m
        Nonstop
        LAS 22:59
        Seattle - Las Vegas | Fri, Jun 5 | Frontier Airlines
        LAS 07:45
        2h 50m
        Nonstop
        SEA 10:35
        Las Vegas - Seattle | Tue, Jun 9 | Frontier Airlines
        US$61 US$124
        51% off
        51% off
        US$124 US$61
      • SEA 20:20
        2h 39m
        Nonstop
        LAS 22:59
        Seattle - Las Vegas | Thu, Jun 4 | Frontier Airlines
        LAS 07:45
        2h 50m
        Nonstop
        SEA 10:35
        Las Vegas - Seattle | Tue, Jun 9 | Frontier Airlines
        US$62 US$124
        50% off
        50% off
        US$124 US$62
      • SEA 20:20
        2h 39m
        Nonstop
        LAS 22:59
        Seattle - Las Vegas | Mon, Jun 8 | Frontier Airlines
        LAS 07:45
        2h 50m
        Nonstop
        SEA 10:35
        Las Vegas - Seattle | Wed, Jun 10 | Frontier Airlines
        US$73
        41% off
        US$124 US$73
      • SEA 20:20
        2h 39m
        Nonstop
        LAS 22:59
        Seattle - Las Vegas | Sat, Jun 6 | Frontier Airlines
        LAS 07:45
        2h 50m
        Nonstop
        SEA 10:35
        Las Vegas - Seattle | Wed, Jun 10 | Frontier Airlines
        US$85
        31% off
        US$124 US$85
      • SEA 20:12
        2h 35m
        Nonstop
        LAS 22:47
        Seattle - Las Vegas | Wed, Jun 10 | Frontier Airlines
        LAS 07:45
        2h 50m
        Nonstop
        SEA 10:35
        Las Vegas - Seattle | Tue, Jun 16 | Frontier Airlines
        US$91
        27% off
        US$124 US$91
      • SEA 20:20
        2h 39m
        Nonstop
        LAS 22:59
        Seattle - Las Vegas | Fri, May 29 | Frontier Airlines
        LAS 07:44
        2h 52m
        Nonstop
        SEA 10:36
        Las Vegas - Seattle | Thu, Jun 4 | Frontier Airlines
        US$101
        19% off
        US$124 US$101
      • SEA 20:20
        2h 39m
        Nonstop
        LAS 22:59
        Seattle - Las Vegas | Sat, May 30 | Frontier Airlines
        LAS 07:44
        2h 52m
        Nonstop
        SEA 10:36
        Las Vegas - Seattle | Mon, Jun 1 | Frontier Airlines
        US$108
        13% off
        US$124 US$108
      • SEA 20:20
        2h 39m
        Nonstop
        LAS 22:59
        Seattle - Las Vegas | Sun, Jun 7 | Frontier Airlines
        LAS 07:45
        2h 50m
        Nonstop
        SEA 10:35
        Las Vegas - Seattle | Wed, Jun 10 | Frontier Airlines
        US$113
        9% off
        US$124 US$113
      • SEA 20:12
        2h 35m
        Nonstop
        LAS 22:47
        Seattle - Las Vegas | Tue, Jun 30 | Frontier Airlines
        LAS 07:45
        2h 54m
        Nonstop
        SEA 10:39
        Las Vegas - Seattle | Mon, Jul 6 | Frontier Airlines
        US$115
        7% off
        US$124 US$115
      • SEA 13:00
        17h 25m
        1 stop
        LAS 14:00
        Seattle - Las Vegas | Thu, May 14 | Normal Airline
        LAS 15:00
        6h
        Nonstop
        SEA 16:00
        Las Vegas - Seattle | Sat, May 16 | Normal Airline
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      • Cheapest nonstop
        SEA 20:13
        2h 35m
        Nonstop
        LAS 22:48
        Seattle - Las Vegas | Tue, Jun 9 | Frontier Airlines
        US$30 US$70
        56% off
        56% off
        US$70 US$30
      • SEA 20:20
        2h 39m
        Nonstop
        LAS 22:59
        Seattle - Las Vegas | Thu, Jun 4 | Frontier Airlines
        US$34 US$70
        51% off
        51% off
        US$70 US$34
      • SEA 20:20
        2h 39m
        Nonstop
        LAS 22:59
        Seattle - Las Vegas | Mon, Jun 1 | Frontier Airlines
        US$34 US$70
        51% off
        51% off
        US$70 US$34
      • SEA 20:20
        2h 39m
        Nonstop
        LAS 22:59
        Seattle - Las Vegas | Sun, Jun 7 | Frontier Airlines
        US$34
        51% off
        US$70 US$34
      • SEA 20:20
        2h 39m
        Nonstop
        LAS 22:59
        Seattle - Las Vegas | Mon, Jun 8 | Frontier Airlines
        US$34
        51% off
        US$70 US$34
      • SEA 20:15
        2h 38m
        Nonstop
        LAS 22:53
        Seattle - Las Vegas | Tue, May 19 | Delta Air Lines
        US$47
        33% off
        US$70 US$47
      • SEA 20:05
        2h 43m
        Nonstop
        LAS 22:48
        Seattle - Las Vegas | Tue, May 19 | Alaska Airlines
        US$57
        19% off
        US$70 US$57
      • SEA 18:05
        2h 33m
        Nonstop
        LAS 20:38
        Seattle - Las Vegas | Sat, May 16 | Delta Air Lines
        US$57
        19% off
        US$70 US$57
      • SEA 20:12
        2h 35m
        Nonstop
        LAS 22:47
        Seattle - Las Vegas | Wed, Jul 1 | Frontier Airlines
        US$65
        7% off
        US$70 US$65
      • SEA 17:35
        2h 35m
        Nonstop
        LAS 20:10
        Seattle - Las Vegas | Tue, May 19 | Hahn Air
        US$65
        7% off
        US$70 US$65
      • SEA 13:00
        17h 25m
        1 stop
        LAS 14:00
        Seattle - Las Vegas | Thu, May 14 | Normal Airline
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Displayed flight fares from Seattle to Las Vegas are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Trip.com Price Insights on Flights from Seattle to Las Vegas

Which month has the cheapest one-way flights from to Las Vegas?

Average monthly one-way flight prices from to Las Vegas, based on bookings made by Trip.com users over the past 12 months.

Based on Trip.com’s data, the cheapest month for flights from to Las Vegas is February, with an average price of US$97; while the month with the highest flight price is usually May, with an average price of up to US$164.

US$164
US$131
US$97
US$64
    Cheapest
  • US$164
    May
  • US$138
    Jun
  • US$151
    Jul
  • US$133
    Aug
  • US$148
    Sep
  • US$146
    Oct
  • US$132
    Nov
  • US$147
    Dec
  • US$134
    Jan
  • US$97
    Feb
  • US$147
    Mar
  • US$149
    Apr

Which month has the cheapest round-trip flights from to Las Vegas?

The average price of round-trip flights from to Las Vegas purchased by Trip.com users by month over the past 12 months.

Based on data from Trip.com, the lowest prices for round-trip flights from to Las Vegas are found during December, with an average price of US$153. Conversely, the highest prices are found during May, with an average price of up to US$393.

US$393
US$273
US$153
US$33
    Cheapest
  • US$393
    May
  • US$260
    Jun
  • US$312
    Jul
  • US$235
    Aug
  • US$184
    Sep
  • US$301
    Oct
  • US$381
    Nov
  • US$153
    Dec
  • US$244
    Jan
  • US$241
    Feb
  • US$325
    Mar
  • US$163
    Apr

Frequently Asked Questions

  • What are the cheapest flights from Seattle to Las Vegas (SEA-LAS)?

    Based on Trip.com data, Frontier Airlines offers one-way fares as low as US$30 on Cheapest nonstop routes (e.g. SEA to LAS on Tue, Jun 9), while Frontier Airlines offers Cheapest nonstop round-trips from US$59 departing on Mon, Jun 1 and returning on Sun, Jun 7.
  • At the moment, you can catch a nonstop flight from Seattle to Las Vegas with the following airlines, including: Delta Air Lines Alaska Airlines Hawaiian Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 2 hours 37 minutes to fly from Seattle to Las Vegas.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Seattle to Las Vegas is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 80 flight per week flying from Seattle to Las Vegas. You can check the weekly schedule for popular airlines on this route below: Delta Air Lines: S/M/T/W/T/F/S -- DL2922 (07:25)
  • To find best deals on flights from Seattle to Las Vegas, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Tue, Jun 9, with one-way flights priced at just US$30.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Frontier Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Las Vegas travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Seattle to Las Vegas is November, when demand for travel is lower.
  • After crunching the numbers on our May flight calendar, it's currently cheapest to fly from Seattle to Las Vegas on May 18, 2026 with Frontier Airlines, with prices starting at US$61.
  • You can land at any one of the following hubs in Las Vegas, with Seattle-Tacoma International Airport to Harry Reid International Airport (SEA-LAS) is by far the most common option on this route: Boulder City Municipal Airport (BLD) Henderson Executive Airport (HSH) Harry Reid International Airport (LAS) Nellis Air Force Base (LSV).
  • The time difference between Las Vegas and Seattle is 0h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

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Note: Prices shown on this page are the estimated lowest prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.