The flight time from Salt Lake City to Seattle is 2 hours, 9 minutes. See Data as Tables

Average Timeline

Leaves SLC Salt Lake City, UT 3 minutes early.
16 minutes taxiing out
1 hour, 41 minutes in the air
9 minutes taxiing in
Arrives SEA Seattle, WA 9 minutes early.

Flight Reliability By Airline ?

Delta
89%
Alaska
89%
Cancelled
Delayed*
Normal

Flight Summary

The flight time from Salt Lake City to Seattle is 2 hours, 9 minutes. The time spent in the air is 1 hour, 41 minutes.

The flight distance from Salt Lake City to Seattle is 689 Miles.

Reverse Journey

Seattle to Salt Lake City
1 hour, 56 minutes

Flight Time By Airline ?

Delta
2h 8m
Alaska
2h 9m
Taxiing Out
Air Time
Taxiing In

Flight Time by Time of Day ?

12AM06AM12PM06PM 30m1h1h 30m2h
Taxiing Out
Air Time
Taxiing In

Flights By Time of Day ?
(Average)

12AM06AM12PM06PM0.00.51.01.52.0

Flights Per Week

83

Distance

689 Miles

Flights By Month ?

JFMAMJJASOND0100200300400

Flights By Day of Week ?
(Average)

MonTueWedThuFriSatSun0510

Flights By Airline ?
(Per Week)

Delta
53
Alaska
30

Frequently Asked Questions

How far is Salt Lake City from Seattle by plane?

The distance from Salt Lake City to Seattle by plane is 689 Miles. This is the air distance on the most direct route taken by the vast majority of flights.

How long is the flight from Salt Lake City to Seattle?

The flight time from Salt Lake City to Seattle is 2 hours, 9 minutes. The time spent in the air is 1 hour, 41 minutes. These numbers are averages. In reality, it varies by airline with Delta being the fastest taking 2 hours, 8 minutes, and Alaska the slowest taking 2 hours, 9 minutes.

What airlines fly from Salt Lake City to Seattle?

Alaska and Delta are the airlines with direct flights from Salt Lake City to Seattle.

Does Southwest fly from Salt Lake City to Seattle?

Southwest does not fly from Salt Lake City (SLC) to Seattle (SEA). Keep in mind that Southwest may fly to other nearby airports, as they will often fly into smaller airpors instead of larger ones. This is because the costs are often lower to fly into smaller airports, and they pass the savings on to you.

Tables and Explanations

Data Source

Our information is computed from the latest available data from the US Department of Transportation.

Average Timeline Timeline Chart

The average timeline contains the median time a flight spends in 3 stages. The first of these three stages is taxiing out which includes the time from the flight leaving the gate to taking off. The second stage is in the air, which includes the time spent from the flight leaving the ground to touching back down at the end of it's journey. The last stage is taxiing in, which is from when the flight touches down to the flight arriving at it's gate.

The average timeline also estimates on average of when the flight will leave and arrive relative to it's stated departure time.

Leaves Salt Lake City 3 minutes early
Taxi Out Time 16 minutes
In the Air 101 minutes
Taxiing In 9 minutes
Arrives Seattle 9 minutes early

Flight Reliability Reliability Chart

The reliability of an airline measures how often the airline's flights on this route are cancelled or delayed more than 20 minutes. For example, from Salt Lake City to Seattle, Alaska is 89% reliable, which means that Alaska flights are on time 89% of the time, and cancelled or delayed the remaining time.

Airline Normal Flights Arrival Delayed* Flight Cancelled
Alaska 89% 10% 1%
Delta 89% 11% 0%

Flight Time By Airline Flight Time By Airline Chart

Each airline takes a different amount of time to fly between Salt Lake City and Seattle, this is due to different operational factors on the ground, as well as scheduling of planes. Each airline's flight time is split into three stages which are described above in the "Average Timeline" section. There are also miscellaneous operational issues which are included in the below total but are not accounted for in one of the three stages.

Airline Taxiing Out
(minutes)
In the Air
(minutes)
Taxiing In
(minutes)
Total
(minutes)
Delta 16 100 9 128
Alaska 14 103 9 129

Flights By Time of Day Flight Time By Day Chart

This one is pretty self explanatory, it represents the number of flights that leave the gate in a given hour of the day. The tricky thing here is that this is normally not a whole number since it is an average over 52 weeks. Partial numbers may indicate that a flight may be seasonal or may take off at different times due to different operational factors.

Time Count
3pm 0.99
9am 0.82
10pm 0.86
11pm 0
1pm 0.85
2pm 0.1
8pm 1.15
4pm 0
7am 1.29
5pm 1.94
9pm 0.02
6am 0.27
6pm 0.01
10am 0.81
11am 0.99
8am 0.99
5am 0.65
12pm 0.15

Flights By Month Flights By Month Chart

The quantity of flights from Salt Lake City to Seattle that take off in a given month of the year. This number changes because some flights are seasonal, and almost all flights have uneven demand througout the year.

Month Count
January 336
February 302
March 342
April 340
May 363
June 385
July 400
August 401
September 377
October 416
November 346
December 349

Flights By Day Of Week Flights By Day of Week Chart

The quantity of flights from Salt Lake City to Seattle that take off on a given day of the week. Some routes only have enough demand to sustain a few trips a week, while others have many flights a day. This number is also an average across the year, and hence may not be a whole number.

Day Count
Monday 12.42
Tuesday 12.48
Wednesday 12.02
Thursday 12.35
Friday 12.37
Saturday 10.58
Sunday 11.58

Flight per Airline (per Week) Flights By Airline Chart

How many times an airline flies this route in a week. Different factors play into how often a carrier chooses to fly a given route including it's need to connect disparate routes, and demand.

Airline Flights per Week
Delta 1
Alaska 1

Flight Time By Time of Day Flight Time by Time of Day Chart

The total flight time varies by each hour of the day due to factors such as airport traffic. More flights leaving an airport may cause higher taxi in or taxi out times. See the description of the average timeline above for a deeper discussion of each of these times.

Time Taxi Out
(minutes)
In the Air
(minutes)
Taxi In
(minutes)
Total
(minutes)
3pm 15 100 9 125
9am 17 105 11 136
10pm 16 97 8 125
11pm 11 102 2 115
1pm 13 103 8 126
2pm 12 110 9 131
8pm 19 101 8 131
4pm 28 92 6 126
7am 18 104 10 134
5pm 15 101 9 126
9pm 19 104 9 135
6am 19 103 9 135
6pm 12 109 7 128
10am 15 100 11 131
11am 16 100 10 129
8am 18 101 9 132
5am 13 102 8 125
12pm 12 102 8 123
* Delayed more than 20 minutes.
All data above is a median or mean as appropriate.