Q: How much does it cost to fly round-trip from Salt Lake City to Seattle?

Airfare is below average for this route at the moment. Salt Lake City to Seattle flights typically cost between C$ 270 and C$ 462 in September. The cheapest round-trip price found within the last 3 days was C$ 243 on Delta (6 Sep-13 Sep).

Question 1

How much does it cost to fly round-trip from Salt Lake City to Seattle?

Accepted Answer

Airfare is below average for this route at the moment.Salt Lake City to Seattle flights typically cost between C$ 270 and C$ 462 in September.
The cheapest round-trip price found within the last 3 days was C$ 243 on Delta (6 Sep-13 Sep).

Question 2

How popular is this Salt Lake City to Seattle flight route?

Accepted Answer

This flight path from Salt Lake City to Seattle/Tacoma Intl was viewed by 11 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

Question 3

What are the cheapest airlines flying from Salt Lake City to Seattle round-trip?

Accepted Answer

Currently priced at C$ 243, Delta will fly you from Salt Lake City to Seattle and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Alaska Airlines and Hawaiian Airlines - these airlines can fly you to your destination from C$ 248 and C$ 257, respectively. Delta is currently priced 22% below the average price you’ll pay for this route.

Question 4

What are the cheapest airlines to fly from Salt Lake City to Seattle one-way?

Accepted Answer

For one-way options, check prices for Alaska Airlines. According to our data, you can fly for as low as C$ 134. Users have also found prices from C$ 140 and C$ 150 on Hawaiian Airlines and Delta, respectively.

Question 5

How far ahead should I book a flight from Salt Lake City to Seattle?

Accepted Answer

The price you pay for your flight from Salt Lake City to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 40 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Question 6

What is the cheapest month to book a flight from Salt Lake City to Seattle?

Accepted Answer

Currently, January is the cheapest month in which you can book a flight from Salt Lake City to Seattle (average of C$ 262). Flying from Salt Lake City to Seattle in December is currently the most expensive (average of C$ 353). 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.

Question 7

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

Accepted Answer

Travelers seeking maximum savings on their Salt Lake City to Seattle flight should consider departing on Saturday afternoons when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Question 8

Weekly flight availability from Salt Lake City to Seattle

Accepted Answer

The most flights from SLC to SEA are scheduled on a Monday (55 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (32 on average).

Question 9

E

Accepted Answer

In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 mm per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

Question 10

E

Accepted Answer

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

Question 11

What are the cheapest flights from Salt Lake City to Seattle?

Accepted Answer

While on average a flight from Salt Lake City to Seattle is generally C$ 371, our data shows the cheapest flight currently is C$ 329. When looking at the most popular route, (Salt Lake City - Seattle/Tacoma Intl), you can expect to pay C$ 324 for that flight.

Question 12

What are the most reliable airlines from Salt Lake City to Seattle?

Accepted Answer

Before booking your flight to Seattle from Salt Lake City, check out the most reliable airlines to get you to your destination on time: Singapore Airlines (100%), Korean Air (92%), LATAM Airlines( 86%).

Question 13

What is the cheapest day to fly round-trip from Salt Lake City to Seattle?

Accepted Answer

Departing on a Friday is a good option for securing a great price. You can expect to save up to 570% when planning your travel around this day of the week.

Question 14

How far in advance should I book a flight from Salt Lake City to Seattle?

Accepted Answer

To save up to 166% on this flight, we recommend booking at least 41 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Salt Lake City to Seattle from C$ 285 1-2 weeks out and tickets from C$ 535 for flights departing within the next 72 hours.

Question 15

What is the cheapest month to fly from Salt Lake City to Seattle?

Accepted Answer

March can be a great time to fly to Seattle from Salt Lake City with a flight ticket averaging about C$ 313. Cheapflights users have found deals in the month of March for as cheap as C$ 51. The most expensive prices can be found in the month of July.

Question 16

What is the cheapest time of day to fly from SLC to SEA?

Accepted Answer

Unlike in the afternoon, when flights are generally more expensive, you can save up to 86% on flights from Salt Lake City to Seattle by exploring options for tickets at noon.

Question 17

Can I find deals for flights from Salt Lake City to Seattle that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Salt Lake City to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

Question 18

How can I find direct flights from Salt Lake City to Seattle?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Salt Lake City to Seattle.

Question 19

Can I find deals for business class flights from Salt Lake City to Seattle?

Accepted Answer

Yes. Cheapflights offers flight deals from Salt Lake City to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 20

How does Cheapflights help users find flights from Salt Lake City to Seattle?

Accepted Answer

Cheapflights makes it easy to find Salt Lake City to Seattle flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Question 21

Why should you use Cheapflights to find cheap flight tickets from Salt Lake City to Seattle?

Accepted Answer

Millions of users choose and trust Cheapflights to book the best flight deals from Salt Lake City to Seattle for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Question 22

Can Cheapflights find flights from Salt Lake City to Seattle with no change fees?

Accepted Answer

Cheapflights does show flights with no change fees to all users. To see these options for flights from Salt Lake City to Seattle, users can toggle the no change fees filter when performing a flight search.

Question 23

Can Cheapflights notify me if prices for flights from Salt Lake City to Seattle become cheaper?

Accepted Answer

Yes, Cheapflights offers price alerts on Salt Lake City to Seattle flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

Round-trip from	C$ 243
One-way from	C$ 134
Popular in	July
Cheapest in	March
Average price	C$ 462
Good one-way deal	C$ 371 or less

Cheap flights from Salt Lake City to Seattle from C$ 134

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Salt Lake City to Seattle/Tacoma Intl are usually found in March or January, booked 40 days in advance, depart on a Friday or Thursday and return on a Friday

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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 29 July 2025.

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 29 July 2025.

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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.

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Everything you need to know about your flight from Salt Lake City to Seattle

How far ahead should I book a flight from Salt Lake City to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Salt Lake City to Seattle. Price data was last updated on 25 July 2025.

What is the cheapest month to book a flight from Salt Lake City to Seattle?

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 29 July 2025.

Weekly flight availability from Salt Lake City to Seattle

Explore weekly flight availability from Salt Lake City to Seattle. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 29 July 2025.

How much does it cost to fly round-trip from Salt Lake City to Seattle?

Reviews of airlines servicing Seattle

Get a feel of what it's like to fly with Alaska Airlines,Southwest, andDelta from Salt Lake City to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

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.

How popular is this Salt Lake City to Seattle flight route?

What are the cheapest airlines flying from Salt Lake City to Seattle round-trip?

What are the cheapest airlines to fly from Salt Lake City to Seattle one-way?

What are the most reliable airlines from Salt Lake City to Seattle?

What are the cheapest flights from Salt Lake City to Seattle?

Can I find deals for flights from Salt Lake City to Seattle that include hotel bookings?

How can I find direct flights from Salt Lake City to Seattle?

Can I find deals for business class flights from Salt Lake City to Seattle?

What is the cheapest month to book a flight from Salt Lake City to Seattle?

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How does Cheapflights help users find flights from Salt Lake City to Seattle?

Why should you use Cheapflights to find cheap flight tickets from Salt Lake City to Seattle?

Can Cheapflights find flights from Salt Lake City to Seattle with no change fees?

Can Cheapflights notify me if prices for flights from Salt Lake City to Seattle become cheaper?

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Cheapest flights from Salt Lake City to Seattle
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 29 July 2025.