Direct (non-stop) flights from Portland (PDX) to SeaTac (SEA)
Find comprehensive flight information, schedules, and booking details for direct flights from Portland (PDX) to SeaTac (SEA). This popular route is operated by 2 airlines, offering multiple daily departures.• Flight Duration: 0h 53m - 1h 27m (average flight time)• Distance: 130 miles (209 km) (air miles between airports)• Daily Flights: 11-19 flights (scheduled departures per day)
Portland (PDX)
SeaTac (SEA)
FLIGHT TIME
0h 53m - 1h 27m
FLIGHT DISTANCE
130 miles (209 km)
0h 56m - 1h 27m
05:20
21:31
130 miles (209 km)
July
2 (Show)
118
Flight Schedule
December 2025
Airlines with direct flights from Portland (PDX) to SeaTac (SEA)
Route Insights
Duration variability: Flight duration on this route can vary based on aircraft type, wind conditions, and airline scheduling. Average duration is 0h 53m - 1h 27m.
Pricing patterns: July typically offers lower prices due to reduced demand outside peak travel seasons.
Airline service: This route is primarily served by Alaska Airlines and Delta Air Lines, reflecting hub connections and route network strategies.
Best departure times: Peak departure times are 5:00, 9:00, 14:00, offering more flight options and potentially better connections.
Portland (PDX) - SeaTac (SEA) flight price statistics
$178
ApproximateThe numbers are average prices found based on user searches for direct flights between the airports. It's calculated from the cheapest prices found per month for a round-trip with 1 adult and can vary depending on the amount of data we have for this particular route.
$216
Jan$332
Feb$178
Mar$177
Apr$175
May$188
Jun$138
Jul$138
Aug$138
Sep$138
Oct$158
Nov$158
DecRelated Information
Airports: PDX • SEA Airport
Airlines operating this route: Alaska Airlines (AS), Delta Air Lines
Frequently Asked Questions
How many flights operate from PDX to SEA?
There are 17 direct flights operating from PDX to SEA. Approximately 11-19 flights daily.
Which airlines operate flights from PDX to SEA?
2 airlines operate on this route: Alaska Airlines, Delta Air Lines.
How long is the flight from PDX to SEA?
The flight duration from PDX to SEA is approximately 0h 53m - 1h 27m.
What is the distance from PDX to SEA?
The distance from PDX to SEA is 130 miles (209 km).
What is the flight time range for this route?
Flight times on this route range from 0h 56m - 1h 27m.
What are the earliest and latest flight departure times?
The earliest flight departs at 05:20 and the latest flight departs at 21:31.
What is the cheapest month to fly from PDX to SEA?
July is typically the cheapest month to fly on this route.
How many flights operate per week on this route?
Approximately 118 flights operate per week from PDX to SEA.
What types of aircraft operate on this route?
This route is served by Boeing 737MAX 9 Passenger, Airbus A220-100, Boeing 737-800 (winglets) Passenger/BBJ2, Embraer 175 (Enhanced Winglets), Embraer 175 and 1 more aircraft type.
What is the average flight price from PDX to SEA?
The average flight price for a round-trip ticket from PDX to SEA is approximately $178 USD. Prices can vary based on booking time, season, and airline.
When is the best time to book flights from PDX to SEA for the lowest prices?
July is typically the cheapest month to fly from PDX to SEA. Booking in advance and avoiding peak travel seasons can help you find better deals.
How many airlines offer flights from PDX to SEA?
2 airlines offer direct flights from PDX to SEA, providing travelers with multiple options for scheduling and pricing.
How far is SEA from PDX?
The distance from PDX to SEA is 130 miles (209 km). This is a long-haul flight route.
How long does it take to fly from PDX to SEA?
The flight time from PDX to SEA is approximately 0h 53m - 1h 27m. Actual flight duration may vary based on weather conditions, aircraft type, and routing.