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Cheap Flights from Seattle to Salt Lake City

Explore the cheapest flights from Seattle to Salt Lake City in the next three months. Based on Trip.com's data from the latest 7 days, one-way direct flights start at S$ 178, and round-trip direct tickets start at S$ 288.

      • Cheapest nonstop
        SEA 09:08
        2h 6m
        Direct
        SLC 12:14
        Seattle - Salt Lake City | Fri, Aug 21 | Alaska Airlines
        SLC 15:31
        2h 16m
        Direct
        SEA 16:47
        Salt Lake City - Seattle | Wed, Aug 26 | Alaska Airlines
        S$ 288 S$ 434
        34% off
        34% off
        S$ 434 S$ 288
      • SEA 17:01
        2h 3m
        Direct
        SLC 20:04
        Seattle - Salt Lake City | Thu, Aug 20 | Alaska Airlines
        SLC 15:31
        2h 16m
        Direct
        SEA 16:47
        Salt Lake City - Seattle | Tue, Aug 25 | Alaska Airlines
        S$ 304 S$ 434
        30% off
        30% off
        S$ 434 S$ 304
      • SEA 07:15
        2h 11m
        Direct
        SLC 10:26
        Seattle - Salt Lake City | Thu, Aug 20 | Delta Air Lines
        SLC 20:49
        2h 16m
        Direct
        SEA 22:05
        Salt Lake City - Seattle | Tue, Aug 25 | Delta Air Lines
        S$ 307 S$ 434
        28% off
        28% off
        S$ 434 S$ 307
      • SEA 09:08
        2h 6m
        Direct
        SLC 12:14
        Seattle - Salt Lake City | Mon, Sep 7 | Alaska Airlines
        SLC 13:17
        2h 11m
        Direct
        SEA 14:28
        Salt Lake City - Seattle | Sat, Sep 12 | Alaska Airlines
        S$ 307
        28% off
        S$ 434 S$ 307
      • SEA 09:08
        2h 6m
        Direct
        SLC 12:14
        Seattle - Salt Lake City | Fri, Sep 4 | Alaska Airlines
        SLC 13:17
        2h 11m
        Direct
        SEA 14:28
        Salt Lake City - Seattle | Fri, Sep 11 | Alaska Airlines
        S$ 316
        27% off
        S$ 434 S$ 316
      • SEA 05:45
        2h 1m
        Direct
        SLC 08:46
        Seattle - Salt Lake City | Fri, Aug 21 | Delta Air Lines
        SLC 17:31
        2h 13m
        Direct
        SEA 18:44
        Salt Lake City - Seattle | Mon, Aug 24 | Delta Air Lines
        S$ 319
        26% off
        S$ 434 S$ 319
      • SEA 18:09
        2h 8m
        Direct
        SLC 21:17
        Seattle - Salt Lake City | Fri, Sep 4 | Delta Air Lines
        SLC 21:00
        2h 16m
        Direct
        SEA 22:16
        Salt Lake City - Seattle | Fri, Sep 11 | Delta Air Lines
        S$ 321
        26% off
        S$ 434 S$ 321
      • SEA 11:04
        24h 58m
        1 stop
        SLC 13:02
        Seattle - Salt Lake City | Tue, Aug 4 | Frontier Airlines
        SLC 13:12
        26h 7m
        1 stop
        SEA 14:19
        Salt Lake City - Seattle | Tue, Aug 11 | Frontier Airlines
        S$ 299
        31% off
        S$ 434 S$ 299
      • SEA 20:12
        12h 14m
        1 stop
        SLC 09:26
        Seattle - Salt Lake City | Tue, Aug 11 | Frontier Airlines
        SLC 13:50
        21h 49m
        1 stop
        SEA 10:39
        Salt Lake City - Seattle | Sat, Aug 15 | Frontier Airlines
        S$ 299
        31% off
        S$ 434 S$ 299
      • SEA 15:19
        7h 35m
        1 stop
        SLC 23:54
        Seattle - Salt Lake City | Thu, Aug 20 | Frontier Airlines
        SLC 08:44
        5h 6m
        1 stop
        SEA 12:50
        Salt Lake City - Seattle | Tue, Aug 25 | Alaska Airlines
        S$ 311
        28% off
        S$ 434 S$ 311
      • SEA 13:00
        17h 25m
        1 stop
        SLC 14:00
        Seattle - Salt Lake City | Sun, Jul 12 | Normal Airline
        SLC 15:00
        6h
        Direct
        SEA 16:00
        Salt Lake City - Seattle | Tue, Jul 14 | Normal Airline
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        Find more flights
      • Cheapest nonstop
        SEA 05:45
        2h 4m
        Direct
        SLC 08:49
        Seattle - Salt Lake City | Mon, Aug 10 | Delta Air Lines
        S$ 178 S$ 246
        28% off
        28% off
        S$ 246 S$ 178
      • SEA 09:40
        2h 10m
        Direct
        SLC 12:50
        Seattle - Salt Lake City | Sat, Aug 22 | Delta Air Lines
        S$ 182 S$ 246
        26% off
        26% off
        S$ 246 S$ 182
      • SEA 12:35
        10h 9m
        1 stop
        SLC 23:44
        Seattle - Salt Lake City | Thu, Jul 30 | Frontier Airlines
        S$ 127 S$ 246
        48% off
        48% off
        S$ 246 S$ 127
      • SEA 20:12
        12h 14m
        1 stop
        SLC 09:26
        Seattle - Salt Lake City | Wed, Jul 29 | Frontier Airlines
        S$ 134
        46% off
        S$ 246 S$ 134
      • SEA 15:30
        7h 24m
        1 stop
        SLC 23:54
        Seattle - Salt Lake City | Sat, Aug 22 | United Airlines
        S$ 139
        43% off
        S$ 246 S$ 139
      • SEA 20:12
        12h 14m
        1 stop
        SLC 09:26
        Seattle - Salt Lake City | Sun, Jul 26 | Frontier Airlines
        S$ 152
        38% off
        S$ 246 S$ 152
      • SEA 15:34
        7h 10m
        1 stop
        SLC 23:44
        Seattle - Salt Lake City | Fri, Jul 17 | Frontier Airlines
        S$ 153
        38% off
        S$ 246 S$ 153
      • SEA 19:41
        27h 3m
        1 stop
        SLC 23:44
        Seattle - Salt Lake City | Sun, Jul 12 | Frontier Airlines
        S$ 157
        36% off
        S$ 246 S$ 157
      • SEA 15:50
        3h 58m
        1 stop
        SLC 20:48
        Seattle - Salt Lake City | Sat, Aug 29 | Alaska Airlines
        S$ 158
        36% off
        S$ 246 S$ 158
      • SEA 19:41
        15h 46m
        1 stop
        SLC 12:27
        Seattle - Salt Lake City | Sun, Aug 23 | Frontier Airlines
        S$ 159
        35% off
        S$ 246 S$ 159
      • SEA 19:41
        10h 50m
        1 stop
        SLC 07:31
        Seattle - Salt Lake City | Fri, Aug 14 | Frontier Airlines
        S$ 159
        35% off
        S$ 246 S$ 159
      • SEA 13:00
        17h 25m
        1 stop
        SLC 14:00
        Seattle - Salt Lake City | Sun, Jul 12 | Normal Airline
        Find more flights
        Find more flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Popular airlines from Seattle to Salt Lake City

You can choose from 1 airlines that fly from Seattle to Salt Lake City, including Alaska Airlines, Delta Air Lines offers the lowest prices on this route.
Alaska Airlines logo Alaska Airlines
Airlines are determined based on actual purchased flight tickets from Seattle to Salt Lake City according to previous 12 months data from Trip.com.

Flying from Seattle to Salt Lake City

The distance between Seattle and Salt Lake City is approximately 1,106.27km. It takes around 2 hours 6 minutes on average to fly from Seattle to Salt Lake City. Based on Trip.com's data, travel demand peaks in July. The off-season for travel is November.

Cheapest one-way flight priceS$ 127
Cheapest return ticket priceS$ 288
Off-season for travelNovember
Peak season for travelJuly
Flight distance1,106.27km
Average flight time2 hours 6 minutes
Popular airlineAlaska Airlines
Flight statistics for the Seattle–Salt Lake City route are based on aggregated booking data from Trip.com over the past 12 months.

Trip.com Price Insights on Flights from Seattle to Salt Lake City.

What is the cheapest month for one-way flights from Seattle to Salt Lake City?

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

Based on Trip.com’s data, the cheapest month for flights from Seattle to Salt Lake City is February, with an average price of S$ 130, and the most expensive month is July, with an average price of up to S$ 392.

S$ 392
S$ 261
S$ 130
0
    Cheapest
  • S$ 392
    Jul
  • S$ 305
    Aug
  • S$ 234
    Sep
  • S$ 344
    Oct
  • S$ 268
    Nov
  • S$ 173
    Dec
  • S$ 228
    Jan
  • S$ 130
    Feb
  • S$ 188
    Mar
  • S$ 204
    Apr
  • S$ 253
    May
  • S$ 350
    Jun

What is the cheapest day to fly from Seattle to Salt Lake City during National Day?

Based on Trip.com's data over the past 3 days, these are the lowest one-way airfares from Seattle to Salt Lake City during National Day.

National Day is scheduled on Aug 9. The flights from Seattle to Salt Lake City are cheapest on Aug 7, with the lowest fare of S$ 163.

S$ 195
S$ 179
S$ 163
S$ 147
  • S$ 169
    6
    Aug
  • S$ 163
    7
  • S$ 171
    8
  • S$ 195
    9
  • S$ 169
    10
  • S$ 175
    11

Frequently Asked Questions

  • Which airlines offer the cheapest flights from Seattle (SEA) to Salt Lake City (SLC)?

    Based on Trip.com data, Frontier Airlines offers one-way fares as low as S$ 127 on Cheapest nonstop routes (e.g. SEA to SLC on Thu, Jul 30), while Alaska Airlines offers Cheapest nonstop round-trips from S$ 288 departing on Fri, Aug 21 and returning on Wed, Aug 26.
  • At the moment, you can catch a direct flight from Seattle to Salt Lake City with the following airlines, including: Alaska 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 6 minutes to fly from Seattle (SEA) to Salt Lake City (SLC).
  • 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 Salt Lake City 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 63 flight per week flying from Seattle to Salt Lake City. You can check the weekly schedule for popular airlines on this route below: Alaska Airlines: -/-/-/-/-/-/- -- AS619 (16:33)
  • To find best deals on flights from Seattle to Salt Lake City, 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, Jul 30, with one-way flights priced at just S$ 127.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Delta Air Lines.
    · 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 Salt Lake City travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Seattle to Salt Lake City is November, when demand for travel is lower.
  • After crunching the numbers on our July flight calendar, it's currently cheapest to fly from Seattle to Salt Lake City on July 21, 2026 with Frontier Airlines, with prices starting at S$ 129.
  • You can land at any one of the following hubs in Salt Lake City, with Seattle-Tacoma International Airport to Salt Lake City International Airport (SEA-SLC) is by far the most common option on this route: Salt Lake City International Airport (SLC).
  • The time difference between Salt Lake City and Seattle is 1h.
  • Tickets can only be changed or cancelled 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.

Find Cheap Flights & Deals on Trip.com

Note: Prices shown on this page are the lowest estimated 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 shown before payment. Charges for checked baggage, meals, Wi-Fi, and other optional services may also appear in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and with many routes refreshed in real time. The more popular the route, the more accurate 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.