A stunning twilight view of Seattle's skyline with illuminated skyscrapers and busy traffic below. — flights from Portland to Seattle
PortlandSeattle

Flights from Portland to Seattle

Nonstop flights from Portland (PDX) to Seattle (SEA) take about 46m (208 km). Alaska Airlines flies it. Lowest fare seen: $148 one-way, nonstop (22 Oct 2026).

All flights to Seattle →

Photo of Seattle: Stephen Leonardi on Pexels.

When you land in Seattle

The airport transfer and the few things worth sorting before you fly.

Alaska Airlines plane soaring through a bright sky with fluffy clouds in Seattle. — arriving in Seattle

Airport transfer

SEA → Seattle, booked before you fly

A private driver meets you in arrivals at a price agreed when you book. Book with Welcome Pickups.

See transfer prices
Before you flyAirport lounges at Portland →1 lounge at Portland AirportTrains, buses and taxi faresSEA to Seattle: getting into town →Early arrival or late flightLuggage storage in Seattle →10 drop-off points, from $4.90

Things to book in Seattle

All 22 things to do in Seattle →
from €3.57
Seattle Center Monorail 4.5 · 1,891 Tiqets reviews
Seattle Aquariumfrom €44.59
Seattle Aquarium 4.3 · 353 Tiqets reviews
Woodland Park Zoofrom €20.49
Woodland Park Zoo 4.6 · 143 Tiqets reviews
from €43.10
Seattle Sightseeing Cruises 4.6 · 61 Tiqets reviews

Find hotels in Seattle

Hotels, hostels & more · Expedia

Search hotels

Airlines flying Portland to Seattle

Carriers on PDX–SEA according to our route data and nonstop fares seen as of 22 Oct 2026. Not a complete list.

✈ Alaska Airlinesnonstop fare seen

Portland to Seattle fares by month

Cheapest month seen for a nonstop flight: Nov 2026, from $109 one-way. Lowest one-way fares seen for departures in each month, read 22 Oct 2026.

DepartingNonstop fromCheaper with stops
Oct 2026$20428 Oct 2026$174 · 1 stop28 Oct 2026 · Alaska Airlines
Nov 2026$1095 Nov 2026—
Jan 2027$14829 Jan 2027 · Alaska Airlines—
Mar 2027$23031 Mar 2027 · Alaska Airlines—

When to go for the lowest fare

The next few weeks were the cheapest to fly: from $109 in November 2026, against $148 at best later on.

From Travelpayouts flight-search data, city to city (Portland to Seattle, any airport), USD, read 22 Oct 2026. These are fares that were on sale, not a guarantee of today's price; an airline is named only where we know it flies this route.

More for this trip

Frequently asked questions — Portland to Seattle flights

How long is the flight from Portland to Seattle?
A nonstop flight from Portland (PDX) to Seattle (SEA) takes about 46m, covering 208 km. That is an estimate from the distance — actual time varies with the airline, aircraft and winds, and connecting itineraries take longer.
How far is Portland from Seattle by air?
The great-circle distance between Portland International Airport and Seattle–Tacoma International Airport is 208 km (129 miles), a short-haul route.
Which airlines fly from Portland to Seattle?
Airlines with flights or nonstop fares on the PDX–SEA route include Alaska Airlines. This is not a complete list — schedules change by season, so check the current options before booking.
How much does a flight from Portland to Seattle cost?
The lowest one-way fare seen recently on PDX–SEA was $148 USD with Alaska Airlines (nonstop), departing 29 Jan 2027, found in fare searches as of 22 Oct 2026. Fares change constantly and depend on the date, so check the current price before booking.
What is the cheapest month to fly from Portland to Seattle?
In fares seen on 22 Oct 2026, departures in November 2026 were cheapest, from $109 one-way, against $230 for March 2027, the dearest month. Fares change daily, so check your own dates.
Do I need a visa to travel from Portland to Seattle?
It depends on your passport. Some nationalities can enter Seattle visa-free or get a visa on arrival; others must apply in advance. Use AirConnect's Visa Checker to see the rules for your passport.

Sources: fares from Travelpayouts flight-search data, seen 22 Oct 2026; airlines from each carrier's published network and nonstop fares on sale; distance from OurAirports coordinates; flight time estimated from distance. Fares change daily.

Ready to book PDX–SEA?

Set a fare alert, check your visa, or search flights now.

🔔 Fare alert for PDX–SEA🌍 Check visa requirements ⚡ Connection risk checker