Seattle to Salt Lake City Flights SEA → SLC

Seattle–Tacoma International Airport → Salt Lake City International Airport

🇺🇸 Seattle, US → 🇺🇸 Salt Lake City, US

The Seattle to Salt Lake City route connects Seattle–Tacoma International Airport (SEA) in US with Salt Lake City International Airport (SLC) in US. This short-haul flight covers approximately 689 miles (1109 km) with a typical flight time of 1h 30m. This route is served by 7 airlines: Delta Air Lines, SkyWest, Alaska Airlines and others. AirportRoutes has tracked 8 daily flights on this route.

Departure Airport

Seattle–Tacoma International Airport

ICAO Code:
KSEA
IATA Code:
SEA
City:
🇺🇸 Seattle
Country:
US
Elevation:
433 ft

Destination Airport

Salt Lake City International Airport

ICAO Code:
KSLC
IATA Code:
SLC
City:
🇺🇸 Salt Lake City
Country:
US
Elevation:
4227 ft

7

Operators

8

Daily Flights

689

Miles

1h 30m

Flight Duration

Route Map

Operating Airlines

Airline ICAO IATA
Delta Air Lines DAL DL
SkyWest SKW OO
Alaska Airlines ASA AS
PenAir NLA -
Frontier FFT F9
American Airlines AAL AA
Sun Country Airlines SCX SY

Flight Schedule Pattern

Day Flights Observed Frequency Activity
Monday 24 16%
Tuesday 22 14%
Wednesday 24 16%
Thursday 20 13%
Friday 18 12%
Saturday 20 13%
Sunday 24 16%

Pattern Analysis

8 Daily Flights:
DAL1128 SKW298 ASA733 DAL1239 SKW3298 SKW3691 ASA720 FFT4988
Data Points: 152
API observations used to build this analysis
Weekdays: 108 flights
Weekend: 44 flights
Business Route More active on weekdays

All Flight Routes

7 Routes
Note: This table shows aggregated route data by airline. Each airline may operate multiple daily flights at different times. See the "Spotted Departure Times" section below for all observed departure times.
Airline Flight Numbers Aircraft Type Typical Time Days Active Last Seen Status
ASA733 ASA720 B39M 11:34 11:34 AM (Representative)
M T W T F S S
Jan 29, 2026 Active
- B738 11:42 11:42 AM (Representative)
M T W T F S S
Nov 25, 2025 Active
DAL1128 DAL1239 B739 05:00 5:00 AM (Representative)
M T W T F S S
Jan 30, 2026 Active
Frontier
FFT / F9
FFT4988 A21N 13:25 1:25 PM (Representative)
M T W T F S S
Dec 23, 2025 Active
- E75L -
M T W T F S S
Oct 19, 2025 Active
SkyWest
SKW / OO
SKW298 SKW3298 SKW3691 E75L 18:09 6:09 PM (Representative)
M T W T F S S
Jan 7, 2026 Active
- B738 -
M T W T F S S
Aug 31, 2025 Active
Total Routes: 7
Active Routes: 7
Unique Airlines: 7
Aircraft Types: 8

Spotted Departure Times

Departure Time Operator ICAO IATA
05:00 5:00 AM Delta Air Lines DAL DL
11:34 11:34 AM Alaska Airlines ASA AS
11:42 11:42 AM American Airlines AAL AA
13:25 1:25 PM Frontier FFT F9
18:09 6:09 PM SkyWest SKW OO

Time Information

Times are shown in the departure airport's local timezone (KSEA - America/Los_Angeles).

Total Departure Times: 5
Time Range:
05:00 - 18:09
These are typical departure times observed from actual flights. Times may vary by season and schedule changes.