A modern interior with curved wall designs and a central reflective water feature.

$111 Cheap Flights from Seattle (SEA) to Salt Lake City (SLC)

View $111 flight on Wed, Sep 23, 2026Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Salt Lake City International Airport (SLC)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Seattle to Salt Lake City (SEA-SLC)

Prices were available within the past 7 days and start at $111 for one-way flights and $222 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Wed, Sep 23 - Mon, Sep 28
SEA
Seattle
SLC
Salt Lake City
$222 Roundtrip, just found
$222
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, Sep 23 from Seattle to Salt Lake City, returning Mon, Sep 28, priced at $222 just found
Southwest Airlines
Thu, Nov 5 - Sat, Nov 7
SEA
Seattle
SLC
Salt Lake City
$228 Roundtrip, found 6 hours ago
$228
Roundtrip
found 6 hours ago
Select Southwest Airlines flight, departing Thu, Nov 5 from Seattle to Salt Lake City, returning Sat, Nov 7, priced at $228 found 6 hours ago
Alaska Airlines
Wed, Dec 2 - Mon, Dec 7
SEA
Seattle
SLC
Salt Lake City
$230 Roundtrip, found 1 day ago
$230
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Wed, Dec 2 from Seattle to Salt Lake City, returning Mon, Dec 7, priced at $230 found 1 day ago
Frontier Airlines
Wed, Sep 16 - Mon, Sep 21
SEA
Seattle
SLC
Salt Lake City
$232 Roundtrip, just found
$232
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, Sep 16 from Seattle to Salt Lake City, returning Mon, Sep 21, priced at $232 just found
Southwest Airlines
Tue, Sep 22 - Sun, Sep 27
SEA
Seattle
SLC
Salt Lake City
$234 Roundtrip, just found
$234
Roundtrip
just found
Select Southwest Airlines flight, departing Tue, Sep 22 from Seattle to Salt Lake City, returning Sun, Sep 27, priced at $234 just found
Frontier Airlines
Wed, Sep 30 - Mon, Oct 5
SEA
Seattle
SLC
Salt Lake City
$239 Roundtrip, just found
$239
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, Sep 30 from Seattle to Salt Lake City, returning Mon, Oct 5, priced at $239 just found
Alaska Airlines
Mon, Oct 26 - Sat, Oct 31
SEA
Seattle
SLC
Salt Lake City
$240 Roundtrip, just found
$240
Roundtrip
just found
Select Alaska Airlines flight, departing Mon, Oct 26 from Seattle to Salt Lake City, returning Sat, Oct 31, priced at $240 just found
Frontier Airlines
Wed, Sep 16 - Sun, Sep 20
SEA
Seattle
SLC
Salt Lake City
$241 Roundtrip, just found
$241
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, Sep 16 from Seattle to Salt Lake City, returning Sun, Sep 20, priced at $241 just found
Delta
Thu, Oct 29 - Tue, Nov 3
SEA
Seattle
SLC
Salt Lake City
$267 Roundtrip, just found
$267
Roundtrip
just found
Select Delta flight, departing Thu, Oct 29 from Seattle to Salt Lake City, returning Tue, Nov 3, priced at $267 just found
United
Tue, Nov 17 - Wed, Nov 18
SEA
Seattle
SLC
Salt Lake City
$272 Roundtrip, found 8 hours ago
$272
Roundtrip
found 8 hours ago
Select United flight, departing Tue, Nov 17 from Seattle to Salt Lake City, returning Wed, Nov 18, priced at $272 found 8 hours ago

Alternative airports near Salt Lake City

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

Select flight to Salt Lake City Intl. SLC. Cheapest and Closest option available. Average driving time to city center is 12 minutes. Flights from $260
SLC
Salt Lake City Intl.
CheapestClosest
Average driving time to city center12 min
Flights from $260

What you need to know for your flight from Seattle - Tacoma Intl. to Salt Lake City Intl.

Seattle (SEA) to Salt Lake City (SLC) at a glance

Travel between Seattle (SEA) and Salt Lake City (SLC) with a selection of airlines operating this domestic short-haul route. Whether you prefer full-service carriers or low-cost options, you can easily compare available flights to find the itinerary that suits your budget and schedule. As you plan your visit to Salt Lake City and its renowned attractions, check the essential details for flights departing from Seattle-Tacoma International Airport (SEA) to Salt Lake City International Airport (SLC).

  • Fastest flight duration: around 2 hours non-stop
  • Route distance: roughly 700 miles (1,130 km)
  • Flights per week: around 55+ flights with multiple daily departures on average
  • Typical fares (one-way): economy tickets often range from $50–$360, depending on seasonality and how far ahead you book

Flights from Seattle - Tacoma International Airport (SEA) to Salt Lake City International Airport (SLC)

Based on the latest traveler bookings, here are the most favored airlines for flights from Seattle to Salt Lake City, focusing on non-stop and one-stop options. Common layover points include Denver International Airport (DEN) with a layover of about 1 hour and 15 minutes, Sky Harbor International Airport (PHX) at roughly 55 minutes, and Portland International Airport (PDX) with a 2-hour layover. These choices allow you to mix and match price, total travel time, and cabin class to secure the best itinerary for your needs.

  • Alaska Airlines: This full-service airline provides both non-stop and one-stop options, with one-way ticket prices generally falling between $70 and $375. It operates around 47% of flights on this route, typically taking about 2 hours for direct flights.
  • Delta: Another full-service option, Delta offers non-stop and one-stop services with fares ranging from $70 to $390. It is responsible for approximately 44% of departures along this route, with a usual non-stop flight duration of 2 hours.
  • Frontier Airlines: Known as a low-cost option, Frontier provides both non-stop and one-stop flights, with one-way prices typically between $50 and $210. It makes up about 7% of departures on this route, also featuring a non-stop travel time of around 2 hours.
  • Hawaiian Airlines: This full-service carrier focuses on non-stop flights, with one-way fares that typically range from $50 to $300. It accounts for roughly 1% of departures on this route, with a standard journey time of 2 hours.
  • Southwest Airlines: As a budget-friendly option offering one-stop services, Southwest's one-way fares range from $75 to $420. It represents about 1% of departures, with an in-flight duration of 4 hours and 30 minutes and a total travel time of approximately 5 hours and 45 minutes, including layover time.

Travelers flying from Seattle to Salt Lake City can enhance their journey with upgraded options. Delta provides first class and premium economy class, while Alaska Airlines features first class and business class for a more comfortable experience.

Best time to fly from Seattle (SEA) to Salt Lake City (SLC)

The most popular months for travelers flying from Seattle to Salt Lake City are February, March, and April, when peak temperatures in Salt Lake City reach up to 46.4°F in April. If you prefer quieter travel, consider October, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 50.9°F. For better deals, January usually offers the lowest average one-way fare around $161. Flight availability peaks in June, with approximately 66 flights per week, making it easier to find convenient departure times. November has the fewest flights, with approximately 44 flights per week.

  • Cheapest time to fly: January usually offers good deals with average one-way fare around $161, roughly 8% cheaper than the yearly average.
  • More budget-friendly months to fly: May, February, and March typically offer average one-way fares of around $164.
  • Most flight options: June has the highest number of flights from Seattle to Salt Lake City, with approximately 66 flights per week, giving you more flexibility in scheduling your trip.
calendar iconMonthtemperature iconTemperaturecrowd level iconDemandflights iconWeekly Flightsprice iconAverage one-way Fare
January27.5°F (-2.5°C)Average45$161
February30.7°F (-0.7°C)Moderately High52$162
March39.2°F (4.0°C)Moderately High57$166
April46.4°F (8.0°C)Moderately High56$180
May56.1°F (13.4°C)Average63$162
June67.8°F (19.9°C)Average66$185
July77.5°F (25.3°C)Moderately Low61$206
August74.7°F (23.7°C)Average62$185
September66.0°F (18.9°C)Average62$171
October50.9°F (10.5°C)Moderately Low57$173
November38.5°F (3.6°C)Moderately Low44$179
December28.4°F (-2.0°C)Average47$168

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative routes from Seattle (SEA) to Salt Lake City (SLC)

  • Seattle to Salt Lake City (BFI-SLC): Located approximately 6 miles from Seattle - Tacoma International Airport (SEA), Boeing Field Airport (BFI) serves as a convenient departure point for travelers heading to Salt Lake City.
  • Seattle to Provo (SEA-PVU): Provo Airport (PVU) lies about 41 miles from Salt Lake City International Airport (SLC), offering an accessible option for those flying from Seattle.
  • Seattle to Provo (BFI-PVU): Situated roughly 6 miles from Seattle - Tacoma International Airport (SEA), Boeing Field Airport (BFI) is a key gateway, while Provo Airport (PVU) is around 41 miles from Salt Lake City International Airport (SLC).

How to find the best prices for flights from Seattle (SEA) to Salt Lake City (SLC)

Getting some of the best deals on flights from Seattle to Salt Lake City is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually found when booking 2-8 weeks in advance, which coincides with when most travelers make their reservations. Morning departures, between 5 a.m. and 12 p.m., tend to offer lower prices and are the most popular flight times. Additionally, flying on Monday generally provides cheaper options, even though Friday is the busiest travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Salt Lake City International Airport from Seattle - Tacoma International Airport

Salt Lake City welcomes travelers from Seattle with a range of transport options based on price, convenience, and proximity. For departures, Seattle - Tacoma International Airport is roughly a 20-minute drive (covering about 14 miles) from central Seattle. Here's how to reach Salt Lake City efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Salt Lake City, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Salt Lake City International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Salt Lake City International Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Salt Lake City International Airport, travelers will find Airport Station, a metro station, about 0.2 miles away on foot, while Salt Lake City Bus Station, a bus station, is located approximately 6.5 miles from the airport and is best reached by car.

Frequently asked questions

How much does a flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Salt Lake City, UT (SLC-Salt Lake City Intl.) cost?
You can find cheap one-way flights from $111 and cheap return flights from $222 Seattle, WA (SEA-Seattle - Tacoma Intl.) to Salt Lake City, UT (SLC-Salt Lake City Intl.) with Expedia. One-way flights generally range between $81 and $910, and roundtrip flights usually range from $230 to $1009. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Seattle, WA (SEA-Seattle - Tacoma Intl.) to Salt Lake City, UT (SLC-Salt Lake City Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Salt Lake City, UT (SLC-Salt Lake City Intl.)?
January is typically the cheapest month to fly from Seattle (SEA) to Salt Lake City (SLC), with average return fares around $272. This is about 15% lower than the average price throughout the year, as January sees a drop in travel demand after the holiday season. Other cheap months to fly from Seattle to Salt Lake City include February and March.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Salt Lake City, UT (SLC-Salt Lake City Intl.)?
3 airlines operate nonstop service from SEA to SLC:

  • Delta operates around 46 direct flights from SEA to SLC every week
  • Frontier Airlines operates around 7 direct flights from SEA to SLC every week
  • Hawaiian Airlines operates around 28 direct flights from SEA to SLC every week

What is the cheapest airline that flies from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Salt Lake City, UT (SLC-Salt Lake City Intl.)?
Frontier Airlines is one of the cheapest airlines offering nonstop flights from Seattle, WA (SEA) to Salt Lake City, UT (SLC), starting from around $40. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Salt Lake City, UT (SLC-Salt Lake City Intl.)?
To find a cheap flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Salt Lake City, UT (SLC-Salt Lake City Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Salt Lake City, UT (SLC-Salt Lake City Intl.)?
The best airline to fly with from Seattle, WA (SEA) to Salt Lake City, UT (SLC) will differ from traveler to traveler. If you like to fly early, Delta offers early morning flights. If price is the most important factor, Frontier Airlines typically offers the lowest fares. WN offers the most daily flights from Seattle to Salt Lake City, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Salt Lake City, UT (SLC-Salt Lake City Intl.)?
When flying from Seattle, WA (SEA) to Salt Lake City, UT (SLC), January and March are the best months to consider. These months are the cheapest, with average return flight prices around $272. January offers a quieter travel experience, while March allows you to enjoy the early spring scenery.*Prices based on flights available on Expedia in the last year.
How many flights per day from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Salt Lake City, UT (SLC-Salt Lake City Intl.)?
You can find approximately 7 nonstop flights per day from Seattle - Tacoma Intl. (SEA) to Salt Lake City Intl. (SLC). For more options, look at flights that include layovers.
What is the earliest flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Salt Lake City, UT (SLC-Salt Lake City Intl.)?
The earliest flight from Seattle - Tacoma International Airport (SEA) to Salt Lake City International Airport (SLC) typically departs at around 12:05 AM, operated by American Airlines. This seasonal service is active in February, allowing you to maximize your time in Salt Lake City. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Salt Lake City, UT (SLC-Salt Lake City Intl.)?
The most popular departure times for flights from Seattle - Tacoma Intl. (SEA) to Salt Lake City Intl. (SLC) are from 9am to 12pm. About 24% of passengers prefer this time, which is great for those who want to travel after a morning routine. Many major carriers, including Alaska Airlines and Delta, offer flights during this window.
How long does it take to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Salt Lake City, UT (SLC-Salt Lake City Intl.)?
A nonstop flight from SEA to SLC typically takes around 2 hours, covering approximately 687 miles. Connecting flights on this route usually add 5 hours 20 minutes to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Salt Lake City, UT (SLC-Salt Lake City Intl.)?
You can fly first class between SEA and SLC. First class cabins are available on:

  • United Airlines
  • American Airlines
  • Delta Air Lines
  • Hawaiian Airlines

How much is a business class flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Salt Lake City, UT (SLC-Salt Lake City Intl.)?
A direct, return business class ticket from Seattle (SEA) to Salt Lake City (SLC) typically costs between $788 - $1,189. A non-stop, one-way business class flight is usually around $408 - $658. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Seattle, WA (SEA-Seattle - Tacoma Intl.) to Salt Lake City, UT (SLC-Salt Lake City Intl.) if you opt for a connecting flight.*Prices based on flights available on Expedia in the last year.
How do I earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Salt Lake City, UT (SLC-Salt Lake City Intl.) flight with Expedia?
It's easy to earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Salt Lake City, UT (SLC-Salt Lake City Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Salt Lake City from Seattle - Tacoma Intl. (SEA)?
If you're planning to travel to Salt Lake City from Seattle - Tacoma Intl. (SEA), you can fly into Salt Lake City Intl. (SLC) Some flights may connect through major hubs like San Francisco Intl. (SFO), Norman Y. Mineta San Jose Intl. (SJC), Oakland Intl. (OAK) before reaching Salt Lake City. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Salt Lake City, UT (SLC-Salt Lake City Intl.) at the last minute?
Typically, booking a last minute flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Salt Lake City, UT (SLC-Salt Lake City Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Salt Lake City, UT (SLC-Salt Lake City Intl.) flight and hotel package?
Securing a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Salt Lake City, UT (SLC-Salt Lake City Intl.) Salt Lake City Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Salt Lake City, UT (SLC-Salt Lake City Intl.)?
If you booked your Seattle, WA (SEA-Seattle - Tacoma Intl.) to Salt Lake City, UT (SLC-Salt Lake City Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Salt Lake City Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Roundtrip price
$221
Distance
687 mi
Average flight time
3 hours 5 mins

Book with confidence

Seattle to Salt Lake City Flights

The cheapest times to fly from Seattle to Salt Lake City

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seattle to Salt Lake City are during the month of September. You can find some of the cheapest flights from Seattle to Salt Lake City with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Salt Lake City

Sunday is one of the best days to book for cheap flights from Seattle to Salt Lake City: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seattle to Salt Lake City

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seattle to Salt Lake City in 2026. You can also book with separate airlines for your outbound and return journeys, from $111 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seattle to Salt Lake City flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seattle to Salt Lake City airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Seattle to Salt Lake City Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

Explore a world of travel with Expedia