About the Portland–Seattle lane
What this lane costs
| — Weight | — USPS retail | — L5 estimated | — You save |
|---|---|---|---|
| 1 lb | $6.35 | $3.81 | $2.54 (40%) |
| 5 lb | $10.95 | $6.57 | $4.38 (40%) |
| 10 lb | $17.65 | $10.59 | $7.06 (40%) |
| 25 lb | $33.10 | $19.86 | $13.24 (40%) |
| 50 lb | $59.90 | $35.94 | $23.96 (40%) |
Retail rates are USPS Ground Advantage at Zone 2. L5 estimate assumes a 40% commercial discount typical for shippers in our volume bands. Request a custom quote for binding rates.
Carrier comparison: USPS, UPS, FedEx
When picking a carrier for the origin-to-destination lane, weight class is what usually decides.
USPS: USPS Priority Mail handles 1–3 day commitments well and is competitive at 5 lbs and below.
UPS: UPS's daily pickup network is unmatched on volume lanes; rate stability is also a plus for budgeting.
FedEx: FedEx tends to win on transit reliability for time-definite commitments at the cost of higher rates.
Transit time and timing considerations
What L5 customers ship on this lane
Optimizing your costs on this corridor
For shippers running this lane regularly, here's where the cost optimization shows up:
- Short-zone lanes reward efficient packaging — every cubic inch of empty box space is dimensional weight you're paying for.
- On a near-zone lane like this, the biggest cost lever is dimensional weight: using boxes sized closer to your product's actual volume can save 10–15%.
About Portland as a shipping origin
About Seattle as a destination
Frequently asked questions
What's the cheapest way to ship from Portland to Seattle?
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For parcels under 5 pounds, USPS Ground Advantage is usually the lowest cost. Above 10 pounds, UPS Ground or FedEx Ground tend to win. The exact answer depends on dimensions, residential vs. commercial delivery, and volume — which is why multi-carrier rate-shopping (rather than picking one carrier upfront) typically saves 20–30%.
How long does shipping from Portland to Seattle typically take?
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Standard ground service runs around 1–2 business days. Two-day and overnight options are available at premium rates if you need a guaranteed delivery date. Holiday periods and severe weather can add 1–2 days, so build in buffer for time-critical shipments.
How do I get a real rate quote for shipments on this lane?
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Use the L5 rate calculator for an official rate by service, weight and zone, or contact our team with your typical shipment profile (volume per week, average weight, dimensions). We'll send back an apples-to-apples comparison versus your current shipping setup within 24 hours.
Can I get insurance on shipments going from Portland to Seattle?
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Yes — every L5 shipment includes baseline carrier liability (typically $100 per parcel). For high-value shipments, declared-value coverage is available at competitive rates. We file claims on your behalf if anything goes wrong.
Get a custom rate for this lane
If you ship from Portland to Seattle regularly, we can build a custom rate program around your actual volume and shipment profile. Speak with us and a named account rep will send a detailed comparison versus your current shipping setup within one business day.