Seattle to Portland (SEA–PDX) — Airlines, Schedules & Connections
No flights match your filters.
No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.
Most recently operated nonstop flights — the month shown is when each was last scheduled. Most destinations remain reachable with a connection.
No discontinued nonstop flights on record for this route.
SEA–PDX is served by 5 airlines with nonstop service. Alaska Airlines, Delta Air Lines and Sun Country Airlines lead the route. The flight covers 129 miles in approximately 1h 1m. Beyond nonstop, 1-stop connecting options are also available.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| AS Alaska Airlines Also: AY, BA, DE, FI, HA, JX, KE, QR | 152 | 738, 73H, 73J, E75, E75L | 0h55-1h11 | Oneworld | AY, BA, DE, FI, HA, JX, KE, QR | |
| DL Delta Air Lines Also: AF, AM, KE, KL, SK, VS, WS | 55 | E75L, E7W | 1h01-1h11 | SkyTeam | AF, AM, KE, KL, SK, VS, WS | |
| SY Sun Country Airlines | 1 | – | – | – | – | |
| EM Empire Airlines Inc. | 0 | – | – | – | – | |
| OO SkyWest Airlines | 0 | – | – | – | – |
Weekly Schedule Pattern
Connection Landscape
On-Time Performance
Other ways to reach Portland from Seattle
| Metric | SEA→PDX | BFI→PDX | TIW→PDX |
|---|---|---|---|
| Distance from SEA | – | 5 mi | 18 mi |
| Nonstop airlines | 5 | 15 | 2 |
| Weekly flights | 392 | 2 | 1 |
| Flight time | 1h 1m | 0h 43m | 0h 22m |
| Departure OTP | 68% | – | – |
Travel Essentials
SEA: PDT · PDX: PDT
When it's 6:00 PM in Seattle, it's 6:00 PM in Portland.
Link Light Rail runs from downtown Seattle (Westlake station) to the airport in 38 minutes ($3.50 peak). Trains run every 6–12 minutes during peak hours from 5am to 1am. Ride-shares run $30–50 from downtown; SR-99 and I-5 can be heavily congested southbound during afternoon rush (3–7pm).
Sound Transit 574 express bus serves Tacoma ($2.50–4). Sounder commuter rail connects Tacoma to the airport area via a shuttle.
SEA–PDX Quick Facts
Frequently Asked Questions
Seattle to Portland: Pacific Northwest Shuttle
SEA-PDX covers 130 miles in under an hour of flight time. Alaska Airlines dominates with 6 to 10 daily nonstops from its Seattle hub. Delta, United, and American add frequencies that push total daily departures above 15 in each direction. Most of this traffic is connecting. Passengers originating in cities without direct PDX service route through SEA to reach Portland. Point-to-point travelers between the two cities often prefer Amtrak Cascades or driving. The I-5 corridor drive takes under 3 hours without traffic. The route uses regional jet and turboprop equipment almost exclusively, with E175s being the most common aircraft type.
Ground Alternatives and Market Context
This is one of the shortest scheduled airline routes in the western United States. Amtrak Cascades offers 4 to 5 daily roundtrips between the two city centers, taking about 3.5 hours. FlixBus and BoltBus run express coaches at lower price points. The air route exists primarily because both Seattle and Portland are airline hubs or focus cities. Alaska, Delta, and others need to shuttle passengers between the two networks. Portland's airport (PDX) is consistently rated among the best in the US for passenger experience, with a single-terminal layout and MAX light rail service to downtown for $2.50. Seattle-Tacoma's Link light rail connects to downtown Seattle in about 40 minutes for $3.00.