Pasco to Seattle Flights PSCSEA

Tri Cities Airport Seattle–Tacoma International Airport

🇺🇸 Pasco, US 🇺🇸 Seattle, US

The Pasco to Seattle route connects Tri Cities Airport (PSC) in US with Seattle–Tacoma International Airport (SEA) in US. This short-haul flight covers approximately 172 miles (277 km) with a typical flight time of 35m. This route is served by 4 airlines: SkyWest, Horizon, Alaska Airlines and others. AirportRoutes has tracked 24 daily flights on this route.

About This Route

Route Overview

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Here is the requested information about flights from Tri Cities Airport (PSC) to Seattle-Tacoma Intl (SEA):

The route from Tri Cities Airport (PSC) in Pasco, Washington, to Seattle-Tacoma International Airport (SEA) is a popular regional connection primarily serving business and leisure travelers in Eastern Washington who need to access Seattle and its surrounding areas. The route is favored by those seeking a quick and convenient way to travel between these two major Washington cities. The typical flight duration is around 1 hour and 12 minutes. Travelers choose this route to avoid a roughly 3.5 to 4-hour drive across the state. The flight offers scenic views of the Cascade Mountains, weather permitting. The distance between the two airports is approximately 172 miles.

Travel Tips

For the best prices, it's advisable to book your flight about one month in advance. The cheapest month to fly this route is typically January. At Tri Cities Airport (PSC), arrive at least 90 minutes before domestic flights, and 2 hours is recommended during peak travel times. PSC is a smaller airport making navigation relatively easy. Seattle-Tacoma International Airport (SEA) can be much busier, so check the airport's website for terminal maps and real-time security wait times to help navigate efficiently. As the flight is short, expect limited in-flight service; bringing your own snacks and entertainment is a good idea. Direct flights are available, which is preferable for such a short journey.

Destination Highlights

Seattle, known as the "Emerald City", offers a diverse range of attractions. Top attractions include the Space Needle, Pike Place Market, and the Museum of Pop Culture (MoPOP). What makes Seattle unique is its combination of urban sophistication and natural beauty, being surrounded by water and mountains. Explore diverse neighborhoods like Ballard for its food scene, Capitol Hill for nightlife, and Fremont for public art. Don't miss out on trying local cuisine, including fresh seafood like salmon and oysters, as well as the iconic Pike Place Chowder.

Best Time to Fly

The best time to fly to Seattle for good weather is generally from July to mid-October, when temperatures are mild and rainfall is minimal. Peak travel times are during the summer months (June-August), so expect larger crowds and higher prices. Consider traveling in the shoulder seasons (April-May or September-October) for a balance of good weather and fewer crowds. Be aware that summer can bring smoke. Special events and festivals include Seattle PrideFest in June, Bumbershoot in September, and Winterfest in December.

AI-Generated Content: This information was compiled using AI from web sources on Dec 25, 2025. Content may not be current; please verify with airlines before booking.

Airport Information

Departure Airport

Tri Cities Airport

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

Destination Airport

Seattle–Tacoma International Airport

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

Route Statistics

4

Operators

24

Daily Flights

172

Miles

35m

Flight Duration

Route Map

Great Circle
Flight route map from Pasco to Seattle

Operating Airlines

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

Flight Schedule Pattern

Day Flights Observed Frequency Activity
Monday 42 10%
Tuesday 62 15%
Wednesday 67 16%
Thursday 55 13%
Friday 42 10%
Saturday 79 19%
Sunday 69 17%

Pattern Analysis

Data Points: 416
API observations used to build this analysis
Weekdays: 268 flights
Weekend: 148 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
ASA795 ASA772 ASA1487 B738 08:25 8:25 AM (Representative)
M T W T F S S
Feb 12, 2026 Active
Horizon
QXE / QX
QXE2349 QXE2101 QXE2351 QXE2366 QXE2082 E75L 12:56 12:56 PM (Representative)
M T W T F S S
Feb 12, 2026 Active
- E75L -
M T W T F S S
Oct 23, 2025 Active
SkyWest
SKW / OO
SKW3972 SKW4120 SKW4095 SKW3992 SKW3070 E170 13:00 1:00 PM (Representative)
M T W T F S S
Feb 12, 2026 Active
Total Routes: 4
Active Routes: 4
Unique Airlines: 4
Aircraft Types: 4

Spotted Departure Times

Departure Time Operator ICAO IATA
08:25 8:25 AM Alaska Airlines ASA AS
12:56 12:56 PM Horizon QXE QX
13:00 1:00 PM SkyWest SKW OO

Time Information

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

Total Departure Times: 3
Time Range:
08:25 - 13:00
These are typical departure times observed from actual flights. Times may vary by season and schedule changes.