Seattle (SEA) to Portland (PDX) is about 130 miles and typically takes 0 h 50 min by air. Some carriers have hubs at both ends, which makes frequent nonstops more likely. Call (800) 490-3234 for live fares.
SEA to PDX at a glance
| Route | Seattle (SEA) to Portland (PDX) |
|---|---|
| Distance | about 130 miles / 210 km |
| Typical flight time | 0 h 50 min (estimate) |
| Time difference | None |
| Route type | Domestic (U.S.) |
| Airlines with hubs here | Delta Air Lines and Alaska Airlines |
About the Seattle to Portland route
At roughly 130 miles, Seattle to Portland is a quick regional flight. Schedules on short routes are usually frequent, and the cheapest option is not always the one with the best departure time.
Flight time and distance
A typical flight takes about 0 h 50 min gate to gate, with a realistic range of 0 h 30 min to 1 h 15 min depending on wind, routing and aircraft. That is an estimate based on the distance of roughly 130 miles (210 km), not a published schedule.
Among the 200 routes in our guides, SEA to PDX is longer than about 0% of them.
For comparison, Seattle to San Francisco (SEA to SFO) is about 680 miles, so Portland is a bit closer away from SEA.
The airports
Seattle-Tacoma International Airport (SEA)
Sea-Tac is Alaska Airlines' home hub and a growing Delta gateway to Asia, which makes it a useful connecting point for Alaska, Hawaii and Pacific routes. Full SEA guide.
Portland International Airport (PDX)
Portland International is compact and easy to navigate, with Alaska Airlines as the largest carrier. Full PDX guide.
Do not stop at SEA and PDX. Also compare around Seattle, Portland (PDX); and around Portland, Seattle-Tacoma (SEA), because a different airport can change both the fare and your ground travel.
Airlines on this route
Alaska Airlines has a hub at both ends, so it is the most likely to offer frequent nonstop service and easy rebooking on this route.
Delta Air Lines also has a major presence at one of the two airports.
Schedules change by season, and a nonstop that exists in summer may not operate in winter. Confirm the current options before you plan around a specific flight.
Best time to fly
For this trip, keep in mind that at PDX, summer is dry and busy; winter flights occasionally face freezing rain. At SEA, july through September has the clearest weather and the heaviest demand, including cruise-season traffic to Alaska.
Ground transport
Getting to and from SEA
Link light rail runs from the terminal to downtown Seattle in roughly 40 minutes without road traffic.
Getting to and from PDX
The MAX Red Line light rail runs from the terminal to downtown Portland.
Booking tips
Because Portland draws vacation travelers, weekends and holidays tend to be the most expensive. Flexible dates can save money, and our cheap-flights checklist shows how to compare them.
Frequently asked questions
How long is the flight from Seattle to Portland?
A typical SEA to PDX flight takes about 0 h 50 min, with a likely range of 0 h 30 min to 1 h 15 min. Actual time depends on wind, routing, aircraft and whether you connect.
How far is Portland from Seattle by air?
The great-circle distance between SEA and PDX is about 130 miles (210 km).
Which airlines fly from Seattle to Portland?
Delta Air Lines and Alaska Airlines have a major presence at SEA or PDX, and service varies by season. Ask us to check current nonstop and connecting options.
Are there other airports near Seattle?
Yes. Nearby alternatives include Portland (PDX). Comparing them can change both fare and travel time.
When is the best time to book SEA to PDX?
For leisure routes like this, book early for school holidays and peak seasons. Domestic fares are often competitive one to three months ahead, while international trips benefit from more lead time. Compare several dates, since fares are priced flight by flight.
Explore related routes
More flights involving Seattle (SEA)
- Atlanta to SeattleATL to SEA
- Austin to SeattleAUS to SEA
- Boston to SeattleBOS to SEA
- Detroit to SeattleDTW to SEA
- Dubai to SeattleDXB to SEA
- Houston to SeattleIAH to SEA
More flights involving Portland (PDX)
Last reviewed October 22, 2026. FlighTicketHub provides general information; confirm details with the airline before you travel.