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Flights from Las Vegas to Seattle

Hi, I've summed up all the key info for Las Vegas to Seattle flights

Cheapest one-way

$ 29
Frontier Airlines Thu, Nov 12

82% below next 30d avg. ($157)

Cheapest round-trip

$ 69
Frontier Airlines Thu, Oct 1

69% below next 30d avg. ($224)

When to travel

November Cheapest month
July Peak month

Fastest flight

2h 52m 3m faster than avg. (2h 55m)

Recommended airlines

With a lowest one-way fare of $29 , travelers can expect an average price of $157 for upcoming trips, while round-trip tickets start at $69 . Flights typically take around 2h 55m , but the fastest nonstop option completes the journey in just 2h 52m minutes. There are 80 flights weekly on this route. You can arrive at any of the following airports in Seattle: Seattle-Tacoma International Airport (SEA) , King County (Boeing Field) International Airport (BFI) , and Kenmore Air Harbor Seaplane Base (LKE) . Flights from Harry Reid International Airport to Seattle-Tacoma International Airport (LAS-SEA) are by far the most popular option for this route. To secure the best rates, booking 40 days in advance is recommended, and the cheapest travel days are Tuesday, Wednesday, and Saturday .

Updated 5d ago · This content is an AI-powered summary based on Trip.com data. Prices and availability are subject to change. Please refer to actual prices, availability, and travel conditions.

Explore the cheapest one-way and round-trip flights from Las Vegas to Seattle over the next 90 days, with one-way fares from $29 and round-trip from $69. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        LAS 6:50 AM
        2h 52m
        Nonstop
        SEA 9:42 AM
        Las Vegas - Seattle | Thu, Oct 1 | Frontier Airlines
        SEA 9:45 PM
        2h 40m
        Nonstop
        LAS 12:25 AM
        Seattle - Las Vegas | Sat, Oct 3 | Frontier Airlines
        $69 $164
        57% off
        57% off
        $164 $69
      • LAS 8:05 AM
        2h 54m
        Nonstop
        SEA 10:59 AM
        Las Vegas - Seattle | Sat, Oct 31 | Frontier Airlines
        SEA 9:13 PM
        2h 46m
        Nonstop
        LAS 11:59 PM
        Seattle - Las Vegas | Mon, Nov 2 | Frontier Airlines
        $89 $164
        46% off
        46% off
        $164 $89
      • LAS 6:00 AM
        2h 58m
        Nonstop
        SEA 8:58 AM
        Las Vegas - Seattle | Thu, Oct 15 | Frontier Airlines
        SEA 5:20 PM
        2h 33m
        Nonstop
        LAS 7:53 PM
        Seattle - Las Vegas | Sat, Oct 17 | Alaska Airlines
        $108 $164
        34% off
        34% off
        $164 $108
      • LAS 6:50 AM
        2h 55m
        Nonstop
        SEA 9:45 AM
        Las Vegas - Seattle | Fri, Oct 30 | Frontier Airlines
        SEA 9:13 PM
        2h 46m
        Nonstop
        LAS 11:59 PM
        Seattle - Las Vegas | Sun, Nov 1 | Frontier Airlines
        $109
        34% off
        $164 $109
      • LAS 3:56 PM
        2h 49m
        Nonstop
        SEA 6:45 PM
        Las Vegas - Seattle | Sat, Oct 17 | Alaska Airlines
        SEA 9:16 PM
        2h 40m
        Nonstop
        LAS 11:56 PM
        Seattle - Las Vegas | Fri, Oct 23 | Frontier Airlines
        $109
        34% off
        $164 $109
      • LAS 7:09 PM
        2h 50m
        Nonstop
        SEA 9:59 PM
        Las Vegas - Seattle | Sat, Oct 17 | Delta Air Lines
        SEA 9:16 PM
        2h 40m
        Nonstop
        LAS 11:56 PM
        Seattle - Las Vegas | Fri, Oct 23 | Frontier Airlines
        $112
        32% off
        $164 $112
      • LAS 10:59 AM
        2h 55m
        Nonstop
        SEA 1:54 PM
        Las Vegas - Seattle | Sat, Oct 10 | Delta Air Lines
        SEA 9:16 PM
        2h 40m
        Nonstop
        LAS 11:56 PM
        Seattle - Las Vegas | Mon, Oct 12 | Frontier Airlines
        $112
        32% off
        $164 $112
      • LAS 6:50 AM
        2h 55m
        Nonstop
        SEA 9:45 AM
        Las Vegas - Seattle | Thu, Nov 5 | Frontier Airlines
        SEA 12:14 PM
        2h 42m
        Nonstop
        LAS 2:56 PM
        Seattle - Las Vegas | Tue, Nov 10 | Frontier Airlines
        $112
        32% off
        $164 $112
      • LAS 5:20 PM
        5h 17m
        1 stop
        SEA 10:37 PM
        Las Vegas - Seattle | Sat, Oct 17 | American Airlines
        SEA 9:16 PM
        2h 40m
        Nonstop
        LAS 11:56 PM
        Seattle - Las Vegas | Fri, Oct 23 | Frontier Airlines
        $124
        24% off
        $164 $124
      • LAS 1:00 PM
        17h 25m
        1 stop
        SEA 2:00 PM
        Las Vegas - Seattle | Wed, Sep 16 | Normal Airline
        SEA 3:00 PM
        6h
        Nonstop
        LAS 4:00 PM
        Seattle - Las Vegas | Fri, Sep 18 | Normal Airline
        Find more flights
        Find more flights
      • Cheapest nonstop
        LAS 6:50 AM
        2h 55m
        Nonstop
        SEA 9:45 AM
        Las Vegas - Seattle | Thu, Nov 12 | Frontier Airlines
        $29 $65
        55% off
        55% off
        $65 $29
      • LAS 6:50 AM
        2h 52m
        Nonstop
        SEA 9:42 AM
        Las Vegas - Seattle | Sat, Oct 3 | Frontier Airlines
        $33 $65
        49% off
        49% off
        $65 $33
      • LAS 6:50 AM
        2h 55m
        Nonstop
        SEA 9:45 AM
        Las Vegas - Seattle | Thu, Oct 29 | Frontier Airlines
        $34 $65
        48% off
        48% off
        $65 $34
      • LAS 8:05 AM
        2h 54m
        Nonstop
        SEA 10:59 AM
        Las Vegas - Seattle | Tue, Nov 3 | Frontier Airlines
        $35
        46% off
        $65 $35
      • LAS 7:00 AM
        3h
        Nonstop
        SEA 10:00 AM
        Las Vegas - Seattle | Tue, Sep 29 | Frontier Airlines
        $35
        46% off
        $65 $35
      • LAS 6:00 AM
        2h 58m
        Nonstop
        SEA 8:58 AM
        Las Vegas - Seattle | Thu, Oct 15 | Frontier Airlines
        $37
        43% off
        $65 $37
      • LAS 6:50 AM
        2h 52m
        Nonstop
        SEA 9:42 AM
        Las Vegas - Seattle | Thu, Oct 1 | Frontier Airlines
        $40
        38% off
        $65 $40
      • LAS 8:30 AM
        3h 1m
        Nonstop
        SEA 11:31 AM
        Las Vegas - Seattle | Wed, Nov 11 | Frontier Airlines
        $40
        38% off
        $65 $40
      • LAS 8:30 AM
        3h 1m
        Nonstop
        SEA 11:31 AM
        Las Vegas - Seattle | Tue, Nov 10 | Frontier Airlines
        $40
        38% off
        $65 $40
      • LAS 6:50 AM
        2h 52m
        Nonstop
        SEA 9:42 AM
        Las Vegas - Seattle | Tue, Sep 22 | Frontier Airlines
        $49
        25% off
        $65 $49
      • LAS 1:00 PM
        17h 25m
        1 stop
        SEA 2:00 PM
        Las Vegas - Seattle | Wed, Sep 16 | Normal Airline
        Find more flights
        Find more flights

Flight.News
Flights from Las Vegas to Seattle operate an average of 49 times per day over the past 7 days, with a 53.1% on-time departure rate and a 91.2% on-time arrival rate.

Which airlines are the most popular for Las Vegas to Seattle flights?

The most popular airlines flying from Las Vegas to Seattle are Alaska Airlines, Frontier Airlines, and Delta Air Lines, among 3 carriers on this route. Frontier Airlines offers the lowest fares. Based on Trip.com's flight booking data from the previous 12 months.
Alaska Airlines logo Alaska Airlines
Frontier Airlines logo Frontier Airlines
Delta Air Lines logo Delta Air Lines
Airlines are determined based on actual purchased flight tickets from Las Vegas to Seattle according to previous 12 months data from Trip.com.

Flight Info | Las Vegas to Seattle

The distance between Las Vegas and Seattle is approximately 1,394.05 km. It takes around 2 hours 55 minutes on average to fly from Las Vegas to Seattle. Based on Trip.com's data travel demand peaks in July. The off-season for travel is November.

Cheapest one-way flight price $29
Cheapest round-trip ticket price $69
Off-season for travel November
Peak season for travel July
Flight distance 1,394.05 km
Average flight time 2 hours 55 minutes
Popular airline Alaska Airlines
Frequency ～71/week
Flight statistics for the Las Vegas–Seattle route are based on aggregated booking data from Trip.com over the past 12 months.

Trip.com price insights on flights from Las Vegas to Seattle

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

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

Based on Trip.com’s data, the cheapest month for flights from Las Vegas to Seattle is December, with an average price of $110; while the month with the highest flight price is usually May, with an average price of up to $226.

$226
$168
$110
$52
    Cheapest
  • $147
    Sep
  • $144
    Oct
  • $134
    Nov
  • $110
    Dec
  • $157
    Jan
  • $129
    Feb
  • $152
    Mar
  • $159
    Apr
  • $226
    May
  • $164
    Jun
  • $190
    Jul
  • $135
    Aug

When is the cheapest day to fly from Las Vegas to Seattle during Columbus Day?

Data is based on the lowest one-way price from Las Vegas to Seattle during Columbus Day on Trip.com in the past 3 days.

Columbus Day is scheduled for Oct 12. The cheapest flights from Las Vegas to Seattle are available on Oct 14, with fares starting at $34.

$94
$64
$34
$4
    Cheapest
  • $78
    8
    Oct
  • $78
    9
  • $94
    10
  • $84
    11
  • $78
    12
  • $63
    13
  • $34
    14

Frequently Asked Questions

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

    Based on Trip.com data, Frontier Airlines offers one-way fares as low as $29 on Cheapest nonstop routes (e.g. LAS to SEA on Thu, Nov 12), while Frontier Airlines offers Cheapest nonstop round-trips from $69 departing on Thu, Oct 1 and returning on Sat, Oct 3.
  • At the moment, you can catch a nonstop flight from Las Vegas to Seattle with the following airlines, including: Frontier Airlines Alaska Airlines Delta Air Lines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes around 2 hours 55 minutes to fly from Las Vegas (LAS) to Seattle (SEA).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Las Vegas to Seattle 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 Las Vegas to Seattle. You can check the weekly schedule for popular airlines on this route below: Alaska Airlines: S/M/T/W/T/F/S -- AS701 (07:53)
  • To find best deals on flights from Las Vegas to Seattle, 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 Thu, Nov 12, with one-way flights priced at just $29.
    · 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 Seattle travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Las Vegas to Seattle is November, when demand for travel is lower.
  • After crunching the numbers on our September flight calendar, it's currently cheapest to fly from Las Vegas to Seattle on September 17, 2026 with Frontier Airlines, with prices starting at $30.
  • You can arrive at any of the following airports in Seattle: Seattle-Tacoma International Airport (SEA), King County (Boeing Field) International Airport (BFI), and Kenmore Air Harbor Seaplane Base (LKE). Flights from Harry Reid International Airport to Seattle-Tacoma International Airport (LAS-SEA) are by far the most popular option for this route.
  • The time difference between Seattle and Las Vegas is 0m.
  • 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.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Las Vegas to Seattle is $157. Fares vary by travel date, airline and availability.
  • Based on Trip.com data for travel in the next 30 days, the average round-trip fare from Las Vegas to Seattle is $224. The final price depends on the outbound and return dates, airline and fare conditions.
  • Enter Las Vegas and Seattle, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.
  • Frontier Airlinesare the most popular budget airlines flying from Las Vegas to Seattle. Check baggage, seat and payment fees before comparing the final price.

Explore More Popular Flights

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

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
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.
Cancellation/change due to a flight schedule change:
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.