Salt Lake City to Seattle Truck Dispatch
Freight route connecting Salt Lake City, UT to Seattle, WA (840 miles). Connects Salt Lake City to the Pacific Northwest's port/tech sector via I-84/I-90.
What do truck dispatch rates run from Salt Lake City to Seattle?
Salt Lake City to Seattle is an 840-mile lane paying about $1,806 - $2,142 per load, near $2.15 - $2.55 a mile. Freight is mostly consumer goods, technology equipment and retail distribution.
- Distance
- 840 miles
- Avg. rate / load
- $1,806 - $2,142
- Rate per mile
- $2.15 - $2.55
- Transit time
- 1-2 days
- Deadhead risk
- 30-35%
Lane rates reviewed September 2026. These numbers follow 2026 spot-market pricing and shift with fuel prices and Northwest Seaport Alliance volume. See our dispatch fee structure.
Salt Lake City to Seattle
Salt Lake City to Seattle is an 840-mile, 1-to-2-day run northwest, mostly on I-84 to I-82/I-90. The destination end ships through the Northwest Seaport Alliance, the combined Seattle and Tacoma port operation, which handled 3.16 million TEU with 631,230 intermodal lifts through the reported period of 2025, though tariff-driven swings pushed volume up and down through the year. Technology-sector freight from the Seattle area adds steady demand on this lane.
Origin
Salt Lake City, UT
Destination
Seattle, WA
Distance
840 miles
Transit Time
1-2 days
Average Rate
$1,806 - $2,142
Rate per Mile
$2.15 - $2.55
840-mile lane, typically a 1-2 day run
Feeds the Northwest Seaport Alliance (Seattle + Tacoma), which handled 3.16 million TEU in 2025
Technology-sector freight adds steady demand
Salt Lake City to Seattle: route facts a driver should know
Washington's freight system moves over 500 million tons of goods a year
Washington's freight system moves more than 500 million tons of goods annually, valued at over $600 billion, with Seattle serving as the primary distribution hub for the Pacific Northwest.
Source: Washington Trucking Associations, freight corridors overview. Checked 30 Sep 2026.
Logistics contributes over $78 billion a year to Utah's economy
Logistics-reliant industries contribute more than $78 billion annually to Utah's economy, over a third of state GDP. From Salt Lake City, freight can reach about 80 million consumers within an 18-hour drive.
Source: Cooperative Logistics Network, Salt Lake City logistics hub coverage. Checked 30 Sep 2026.
Diesel for this lane
How much is the diesel for Salt Lake City to Seattle?
About $892.73 this week. The lane is 840 miles. A truck that gets 6.5 miles per gallon uses about 129 gallons, and diesel is averaging $6.91 a gallon on this lane (week of October 19, 2026). The U.S. average diesel price is up 10 cents this week.
An estimate. It uses EIA's weekly average for the two regions this lane connects, not the price at each pump. Your mpg and fuel card discounts change it.
- Distance
- 840 mi
- Diesel needed
- 129 gal
- Price used
- $6.91/gal
- Fuel cost
- $892.73
Common Freight Types
Consumer goods, technology equipment and retail distribution fill the trailers heading north.
- Consumer Goods
- Technology Equipment
- Retail Distribution
What makes the Salt Lake City to Seattle lane difficult?
Mountain passes along I-84/I-90 can see winter weather
Mountain passes along I-84/I-90 can see winter weather.
Port volume at the Northwest Seaport Alliance has swung with tariff policy through 2025
Port volume at the Northwest Seaport Alliance has swung with tariff policy through 2025.
The length needs a proper rest period built in
Understanding and preparing for this challenge helps optimize your operations and maximize profitability on this lane.
What freight moves on the Salt Lake City to Seattle lane?
What travels between Salt Lake City and Seattle, and when the busy weeks fall.
Primary Commodities
- •Consumer Goods
- •Technology Equipment
- •Retail Distribution
Secondary Commodities
- •Northwest Seaport Alliance drayage and transload freight
- •Technology equipment
- •Retail distribution
Seasonal Cargo
Peak seasons for this lane:
- •Consumer goods (holiday surge)
- •Technology equipment (steady)
- •Retail distribution (steady)
When is the Salt Lake City to Seattle lane busiest?
Retail timing and steady tech freight both shape this lane.
Q1 (Jan-Mar): Slow Period?
A modest dip after the holidays, cushioned by steady technology-sector freight into Seattle.
Q4 (Oct-Dec): Peak Period?
Consumer goods climb from October through December.
Produce Season?
Not a major factor on this lane.
- •Q4 holiday retail season
- •Steady technology-equipment freight
- •Port import surges
Hurricane Risk?
None. Winter mountain-pass weather is the real risk on this route.
Seasonal Strategy Summary
This long-haul lane runs fairly steady year-round, without a major seasonal swing to plan around.
How do I negotiate the best rate on the Salt Lake City to Seattle lane?
When to book, who pays extra, and which loads need a weather plan.
When to Book
Suggested booking window:
3-4 days out is typical for this haul.
What Brokers Pay More
Loads that command more:
Time-critical technology-sector freight tends to pay a premium.
When to Avoid
Loads to price carefully:
Be careful pricing a winter mountain-pass crossing without a weather plan.
Rate Negotiation Tips for Salt Lake City to Seattle
- •
This is a long haul at 845 miles, so plan multi-day rest and fuel stops.
- •
Port-linked freight is worth asking about given Seattle's scale as the Pacific Northwest's main distribution hub.
- •
Inland-port-linked freight out of Salt Lake City is another option here.
How do I find a backhaul load on the Salt Lake City to Seattle lane?
The Northwest Seaport Alliance's port volume keeps a southbound load realistic.
Best Return Cities
Where to look for the southbound load:
- •Seattle, WA
- •Regional distribution hubs near Seattle
Deadhead Risk %
Deadhead risk on this lane: 30-35%
Check current Seattle-Tacoma port drayage freight; volume has swung with tariff policy through 2025.
Alternative Routes
If the first load falls through, try these:
- •Seattle's tech and port freight density supports solid backhaul volume back toward Salt Lake City. But the long distance needs advance planning.
Backhaul Optimization Tips
- •
Seattle's massive freight volume gives you strong backhaul odds in almost any direction.
- •
Salt Lake City's $78 billion logistics economy keeps southbound loads flowing too.
- •
Give yourself real recovery time after this long run before your next dispatch.
What do experienced dispatchers know about the Salt Lake City to Seattle lane?
Three notes before this Pacific Northwest run.
Check mountain-pass conditions in winter along the route.
If reloading through Seattle or Tacoma, confirm current port volume, since it has swung month to month through 2025.
Plan your required rest period into the schedule.
This is a true long haul connecting two of the Mountain West and Pacific Northwest's strongest logistics markets.
Salt Lake City to Seattle Lane FAQs
Answers on driving time, the Seattle-Tacoma ports, and mountain weather.
The lane data shows about $1,806 - $2,142 per load, or $2.15 - $2.55 a mile, across 840 miles.
The Northwest Seaport Alliance handled 3.16 million TEU with 631,230 intermodal lifts in 2025, though tariff-driven swings pushed monthly volume up and down through the year.
Yes, along I-84/I-90, which can see winter weather. Check conditions before a winter run.
Generally reasonable, thanks to steady technology-sector freight and port drayage.
Other Utah freight lanes we dispatch
- Salt Lake City to Provo
- Salt Lake City to Portland
- Salt Lake City to Idaho Falls
- Salt Lake City to Ogden
- Salt Lake City to Cheyenne
- Salt Lake City to San Francisco
Local resources
Also serving the other end of this lane
Dry Van owner-operator, West Coast: +$2,010/week after moving to $2.62/mi on general freight / consumer goods freight.
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