Seattle to Pasco Flights SEA → PSC

Seattle–Tacoma International Airport → Tri Cities Airport

🇺🇸 Seattle, US → 🇺🇸 Pasco, US

The Seattle to Pasco route connects Seattle–Tacoma International Airport (SEA) in US with Tri Cities Airport (PSC) in US. This short-haul flight covers approximately 172 miles (277 km) with a typical flight time of 38m. This route is served by 4 airlines: SkyWest, Alaska Airlines, Horizon and others. AirportRoutes has tracked 7 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

Tri Cities Airport

ICAO Code:
KPSC
IATA Code:
PSC
City:
🇺🇸 Pasco
Country:
US
Elevation:
410 ft

4

Operators

7

Daily Flights

172

Miles

38m

Flight Duration

Route Map

Operating Airlines

Airline ICAO IATA
SkyWest SKW OO
Alaska Airlines ASA AS
Horizon QXE QX
PenAir NLA -

Flight Schedule Pattern

Day Flights Observed Frequency Activity
Monday 9 11%
Tuesday 10 13%
Wednesday 9 11%
Thursday 12 15%
Friday 19 24%
Saturday 12 15%
Sunday 8 10%

Pattern Analysis

7 Daily Flights:
ASA794 SKW4017 SKW3070 QXE2100 QXE2016 QXE2233 SKW3608
Data Points: 79
API observations used to build this analysis
Weekdays: 59 flights
Weekend: 20 flights
Business Route More active on weekdays

All Flight Routes

4 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
ASA794 QXE2016 QXE2100 QXE2233 SKW3608 B38M 19:53 7:53 PM (Representative)
M T W T F S S
Feb 1, 2026 Active
Horizon
QXE / QX
QXE2100 E75L 19:59 7:59 PM (Representative)
M T W T F S S
Jan 7, 2026 Active
- E75L -
M T W T F S S
Sep 3, 2025 Active
SkyWest
SKW / OO
SKW3070 SKW4017 E75L 11:35 11:35 AM (Representative)
M T W T F S S
Jan 30, 2026 Active
Total Routes: 4
Active Routes: 4
Unique Airlines: 4
Aircraft Types: 5

Spotted Departure Times

Departure Time Operator ICAO IATA
11:35 11:35 AM SkyWest SKW OO
19:53 7:53 PM Alaska Airlines ASA AS
19:59 7:59 PM Horizon QXE QX

Time Information

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

Total Departure Times: 3
Time Range:
11:35 - 19:59
These are typical departure times observed from actual flights. Times may vary by season and schedule changes.