$141+ Cheap flights from Salt Lake City to Seattle (SLC - SEA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/25. Fares are subject to change and may not be available on all flights or dates of travel.
SLC — SEA
Oct 14 — Oct 211
Round-trip
1 adult, Economy
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Find cheap flights from Salt Lake City to Seattle with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Salt Lake City to Seattle/Tacoma Intl are usually found in February or January, booked 25 days in advance, depart on a Friday or Thursday and return on a Tuesday
Cheap flight deals from Salt Lake City to Seattle
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Cheapest flights from Salt Lake City to SeattleExplore the most affordable flight options available from Salt Lake City to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2026.
Explore the most affordable flight options available from Salt Lake City to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/158:19 pm -
1 stop14h 29m
Mon 10/194:27 pm -
1 stop21h 54m
Deal found 9/11![Frontier logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:00 am -
1 stop8h 12m
Sun 10/254:27 pm -
1 stop21h 54m
Deal found 9/11![Frontier logo]()
$196
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/141:47 pm -
2 stops20h 11m
Mon 10/194:27 pm -
1 stop21h 54m
Deal found 9/11![Frontier logo]()
$197
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/219:28 am -
1 stop24h 30m
Thu 10/224:27 pm -
1 stop21h 54m
Deal found 9/10![Frontier logo]()
$198
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2912:04 pm -
1 stop7h 32m
Sat 10/34:27 pm -
1 stop6h 32m
Deal found 9/10![Frontier logo]()
$199
This Alaska Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:23 am -
2 stops6h 33m
Sun 10/257:18 am -
Nonstop2h 15m
Deal found 9/10![Alaska Airlines logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/211:47 pm -
2 stops20h 11m
Fri 10/234:27 pm -
1 stop21h 54m
Deal found 9/11![Frontier logo]()
$201
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/158:19 pm -
1 stop14h 29m
Tue 10/208:00 pm -
2 stops27h 14m
Deal found 9/11![Frontier logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:00 am -
1 stop8h 12m
Fri 10/234:27 pm -
2 stops17h 39m
Deal found 9/10![Frontier logo]()
$203
This CheapOair deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/58:24 pm -
1 stop14h 18m
Mon 10/129:16 pm -
1 stop14h 46m
Deal found 9/10![Frontier logo]()
$204
This Expedia deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:00 am -
Nonstop2h 24m
Mon 10/54:27 pm -
1 stop17h 14m
Deal found 9/9![Multiple Airlines logo]()
$206
This CheapOair deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3012:04 pm -
1 stop7h 06m
Tue 10/64:27 pm -
1 stop6h 32m
Deal found 9/11![Frontier logo]()
$207
Best flights from Salt Lake City to SeattleDiscover carefully curated flight deals from Salt Lake City to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 14, 2026.
Discover carefully curated flight deals from Salt Lake City to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 14, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/307:08 am -
1 stop27h 12m
Tue 10/610:20 am -
2 stops11h 41m
Deal found 9/9![Alaska Airlines logo]()
$228
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1510:35 pm -
Nonstop2h 24m
Sun 10/185:30 am -
Nonstop2h 05m
Deal found 9/9![Delta logo]()
$277
This Southwest deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/102:50 pm -
2 stops8h 30m
Thu 11/125:15 am -
1 stop6h 25m
Deal found 9/12![Southwest logo]()
$292
This Delta deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1510:35 pm -
Nonstop2h 24m
Sat 10/247:15 am -
Nonstop2h 17m
Deal found 9/13![Delta logo]()
$287
This Alaska Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:23 am -
2 stops6h 33m
Fri 10/238:00 am -
2 stops14h 01m
Deal found 9/10![Alaska Airlines logo]()
$294
This Delta deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:30 pm -
Nonstop2h 22m
Tue 10/275:55 pm -
Nonstop2h 09m
Deal found 9/13![Delta logo]()
$287
This Alaska Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/248:23 am -
1 stop4h 42m
Sun 10/257:18 am -
Nonstop2h 15m
Deal found 9/12![Alaska Airlines logo]()
$297
This Delta deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/248:40 pm -
Nonstop2h 25m
Sun 10/255:30 am -
Nonstop2h 05m
Deal found 9/14![Delta logo]()
$287
This Alaska Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:42 pm -
Nonstop2h 18m
Mon 10/198:40 am -
1 stop13h 21m
Deal found 9/10![Alaska Airlines logo]()
$315
This Delta deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:35 pm -
Nonstop2h 24m
Mon 10/195:30 am -
Nonstop2h 05m
Deal found 9/12![Delta logo]()
$297
This Alaska Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:08 am -
2 stops16h 31m
Mon 10/59:08 pm -
1 stop13h 34m
Deal found 9/9![Alaska Airlines logo]()
$321
This Delta deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/147:45 am -
Nonstop2h 25m
Mon 10/195:30 am -
Nonstop2h 05m
Deal found 9/11![Delta logo]()
$317
Last-minute flights from Salt Lake City to SeattleDiscover last-minute flight deals from Salt Lake City to Seattle. Data last updated September 14, 2026 and is based on user searches.
Discover last-minute flight deals from Salt Lake City to Seattle. Data last updated September 14, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2912:04 pm -
1 stop7h 32m
Sat 10/34:27 pm -
1 stop6h 32m
Deal found 9/10![Frontier logo]()
$199
This CheapOair deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3012:04 pm -
1 stop7h 06m
Tue 10/64:27 pm -
1 stop6h 32m
Deal found 9/11![Frontier logo]()
$207
This Expedia deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:00 am -
Nonstop2h 24m
Mon 10/54:27 pm -
1 stop17h 14m
Deal found 9/9![Multiple Airlines logo]()
$206
This CheapOair deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/58:24 pm -
1 stop14h 18m
Mon 10/129:16 pm -
1 stop14h 46m
Deal found 9/10![Frontier logo]()
$204
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/141:47 pm -
2 stops20h 11m
Mon 10/194:27 pm -
1 stop21h 54m
Deal found 9/11![Frontier logo]()
$197
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/158:19 pm -
1 stop14h 29m
Mon 10/194:27 pm -
1 stop21h 54m
Deal found 9/11![Frontier logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/158:19 pm -
1 stop14h 29m
Tue 10/208:00 pm -
2 stops27h 14m
Deal found 9/11![Frontier logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:00 am -
1 stop8h 12m
Sun 10/254:27 pm -
1 stop21h 54m
Deal found 9/11![Frontier logo]()
$196
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/219:28 am -
1 stop24h 30m
Thu 10/224:27 pm -
1 stop21h 54m
Deal found 9/10![Frontier logo]()
$198
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/211:47 pm -
2 stops20h 11m
Fri 10/234:27 pm -
1 stop21h 54m
Deal found 9/11![Frontier logo]()
$201
This Alaska Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:23 am -
2 stops6h 33m
Sun 10/257:18 am -
Nonstop2h 15m
Deal found 9/10![Alaska Airlines logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:00 am -
1 stop8h 12m
Fri 10/234:27 pm -
2 stops17h 39m
Deal found 9/10![Frontier logo]()
$203
One-way flights from Salt Lake City to SeattleSearch for one-way flight options from Salt Lake City to Seattle. Find affordable one-way fares based on user searches. Data last updated September 14, 2026.
Search for one-way flight options from Salt Lake City to Seattle. Find affordable one-way fares based on user searches. Data last updated September 14, 2026.
This Priceline deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/258:00 am -
1 stop8h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Frontier logo]()
$141
This Super.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/109:28 am -
1 stop24h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Frontier logo]()
$143
This Southwest deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:25 pm -
2 stops7h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Southwest logo]()
$144
This Frontier deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/127:15 am -
1 stop9h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Frontier logo]()
$145
This Expedia deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/119:28 am -
1 stop25h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Frontier logo]()
$147
This Super.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2612:04 pm -
1 stop7h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/89:28 am -
1 stop25h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Frontier logo]()
$150
This Southwest deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/269:05 am -
2 stops9h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Southwest logo]()
$152
This Super.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/248:24 pm -
1 stop14h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$153
This Super.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/279:28 am -
1 stop25h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Frontier logo]()
$154
This Super.com deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/124:16 pm -
1 stop23h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Frontier logo]()
$155
This Booking.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/208:24 pm -
1 stop14h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$156
Find flight deals from Salt Lake City to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Salt Lake City (SLC) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $161 (Kiwi.com) |
One-way from | $141 (Priceline) |
Popular in | July |
Cheapest in | February |
Average price | $297 |
Good round-trip deal | $341 or less |
Good one-way deal | $264 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Salt Lake City to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 14, 2026.
Use the filters below to find and compare flights from Salt Lake City to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Salt Lake CitySeattle
SLC Salt Lake City - SEA Seattle/Tacoma Intl
SLCSEA
Salt Lake City
Tue 12/8
7:20 pm-8:59 pm
Nonstop2h 39m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$159
Salt Lake CitySeattle
SLC Salt Lake City - SEA Seattle/Tacoma Intl
SLCSEA
Salt Lake City
Tue 10/13
5:40 pm-7:02 pm
Nonstop2h 22m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$159
Salt Lake CitySeattle
SLC Salt Lake City - SEA Seattle/Tacoma Intl
SLCSEA
Salt Lake City
Thu 10/22
7:45 am-9:10 am
Nonstop2h 25m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$169
Quickest round-trip
Salt Lake CitySeattle
SLC Salt Lake City - SEA Seattle/Tacoma Intl
SLCSEA
Salt Lake City
Wed 11/11
5:25 pm-6:41 pm
Nonstop2h 16m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$169
Salt Lake CitySeattle
SLC Salt Lake City - SEA Seattle/Tacoma Intl
SLCSEA
Salt Lake City
Sun 10/11
5:30 pm-6:52 pm
Nonstop2h 22m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$169
Salt Lake CitySeattle
SLC Salt Lake City - SEA Seattle/Tacoma Intl
SLCSEA
Salt Lake City
Thu 10/22
8:23 am-9:25 pm
2 stops14h 02m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$176
Salt Lake CitySeattle
SLC Salt Lake City - SEA Seattle/Tacoma Intl
SLCSEA
Salt Lake City
Thu 11/12
11:27 am-12:45 pm
Nonstop2h 18m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$179
Salt Lake CitySeattle
SLC Salt Lake City - SEA Seattle/Tacoma Intl
SLCSEA
Salt Lake City
Thu 12/3
10:35 pm-12:06 am
Nonstop2h 31m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$179
Salt Lake CitySeattle
SLC Salt Lake City - SEA Seattle/Tacoma Intl
SLCSEA
Salt Lake City
Thu 11/12
3:41 pm-4:58 pm
Nonstop2h 17m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$179
Salt Lake CitySeattle
SLC Salt Lake City - SEA Seattle/Tacoma Intl
SLCSEA
Salt Lake City
Wed 9/30
7:08 am-9:20 am
1 stop27h 12m
Seattle/Tacoma Intl
Tue 10/6
10:20 am-11:01 pm
2 stops11h 41m
$228
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Salt Lake City to Seattle
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Salt Lake City to Seattle in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Salt Lake City-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Salt Lake City-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Salt Lake City-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Salt Lake City-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Salt Lake City-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Salt Lake City to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Salt Lake City with our price prediction graph.
SLC-SEA
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Salt Lake City to Seattle
Prices
Airlines
How far ahead should I book a flight from Salt Lake City to Seattle?
Booking 24 days in advance of your planned departure date is, on average, the best time to get cheap flights from Salt Lake City to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Salt Lake City to Seattle?
Currently, February is the cheapest month in which you can book a flight from Salt Lake City to Seattle (average of $172). Flying from Salt Lake City to Seattle in July is currently the most expensive (average of $339). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SLC to SEA?
Find hourly flight availability from Salt Lake City to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 14, 2026.
A simple way to save on the total cost of your ticket is to fly from Salt Lake City to Seattle in the afternoon. If you’re flexible enough to do this you can expect to save up to 28% on your trip compared to booking a flight in the evening.
What is the cheapest day to fly from Salt Lake City to Seattle?
Use this chart to determine the cheapest time to fly round-trip from Salt Lake City to Seattle. Price data was last updated on September 12, 2026.
Travelers seeking maximum savings on their Salt Lake City to Seattle flight should consider departing on Friday at noon when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
The best insider tips for Salt Lake City to Seattle flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Salt Lake City to Seattle trip
Our travel experts
Reviews of airlines servicing Seattle
Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated September 14, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines,Delta, andHawaiian Airlines from Salt Lake City to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Entertainment
7.0
Food
7.0
Boarding
8.1
Crew
8.5
Overall
7.9
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Comfort
7.8
Entertainment
7.0
Food
7.0
Boarding
8.1
Crew
8.5
Overall
7.9
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Comfort
7.8
Entertainment
7.0
Food
7.0
Boarding
8.1
Crew
8.5
Overall
7.9
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Comfort
7.8
Entertainment
7.0
Food
7.0
Boarding
8.1
Crew
8.5
Overall
7.9
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Comfort
7.8
Entertainment
7.0
Food
7.0
Boarding
8.1
Crew
8.5
Overall
7.9
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Related info for your journey
Find useful and relevant information for your journey from Salt Lake City to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Renton
Tacoma
Lacey
Leavenworth
Olympia
Tukwila
Snoqualmie
Puyallup
Lynnwood
Centralia
Kent
Tumwater
Ellensburg
Issaquah
Marysville
Ocean Shores
Lakewood
Fife
Poulsbo
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Salt Lake City and Seattle flights
Browse other Salt Lake City and Seattle flight options. Last updated on September 14, 2026.
Other flights from Salt Lake City
Browse through other flights departing from Salt Lake City. Flights are based on user searches made on Cheapflights and were last updated on September 14, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Other flights to Seattle
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 14, 2026.
Top 4 airlines flying from Salt Lake City to Seattle
Discover the top 4 airlines that operate flights from Salt Lake City to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$54 | Average$164 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$88 | Average$197 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$117 | Average$296 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$137 | Average$307 | FlexibilityNo cancel fee | On-timeN/A |