Small Business EnterpriseSBE
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Lane · Seattle, WA → Chicago, IL

Seattle
→ Chicago.

1,731 miles. USPS Zone 7 (1,401–1,800 mi). Typical transit: 4–5 business days.

— Distance

1,731mi

— USPS Zone

7

— Transit

4–5 business days

— Recommended

L5 Priority Prime

About the Seattle–Chicago lane

Routing parcels from origin to destination falls into USPS Zone 7, a coast-to-coast distance that drives premium rates and longer transit. That works out to roughly 1,731 miles between the origin and destination Sectional Center Facilities. It's a corridor where our multi-carrier rate engine often finds 20–30% savings versus retail.

What this lane costs

Zone determines roughly 70% of your final shipping rate, with weight and dimensions filling in the rest. Once you cross 20 pounds, the cost gap between USPS and UPS/FedEx narrows or reverses.
USPS Ground Advantage retail rates and L5 estimated rates for shipping from Seattle to Chicago (Zone 7) by parcel weight.
— Weight — USPS retail — L5 estimated — You save
1 lb $10.60 $6.36 $4.24 (40%)
5 lb $20.70 $12.42 $8.28 (40%)
10 lb $34.90 $20.94 $13.96 (40%)
25 lb $61.35 $36.81 $24.54 (40%)
50 lb $99.90 $59.94 $39.96 (40%)

Retail rates are USPS Ground Advantage at Zone 7. 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

Each major US parcel carrier has its own strengths on the origin–destination corridor.

USPS: USPS Ground Advantage is usually the lightweight winner — work-share access lets us inject parcels deep into the USPS network for additional savings.

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

Transit time on this lane runs around 4–5 business days for ground service. Service-level commitments are guidelines — actual transit varies with weather, carrier capacity, and seasonal volume. For time-critical shipments, plan to use carrier guarantees: UPS Next Day Air, FedEx Priority Overnight, or USPS Priority Mail Express.

What L5 customers ship on this lane

Common shipments on the origin–destination corridor include items. Whether you're moving 50 packages a week or 5,000, your shipment profile shapes the right carrier mix — and that's where multi-carrier rate-shopping pays off.

Optimizing your costs on this corridor

For shippers running this lane regularly, here's where the cost optimization shows up:

- On coast-to-coast lanes, even small dimensional inefficiencies compound — a 2-inch larger box can shift you to a higher rate band.

  • Long-haul lanes magnify every cost decision: zone-skipping injection, parcel-select work-share, and consolidated dispatch can each save 10–20%.

About Seattle as a shipping origin

Shipping out of name? You're in angle — strong for industries logistics. Amazon's home base plus the Port of Seattle-Tacoma make it a top-3 West Coast freight market. Heavy Amazon parcel volume; major USPS, UPS, FedEx infrastructure.

About Chicago as a destination

Delivering into name? It's angle, and industries drive most of the inbound volume. The number-two US logistics hub by intermodal volume; nearly every Midwest-bound truck passes through it. World-class rail+truck intermodal; UPS Worldport fall-off; major USPS NDC.

Frequently asked questions

What's the cheapest way to ship from Seattle to Chicago?

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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%.

Which carrier is best for Seattle-to-Chicago shipping?

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There's no single best — it depends on weight, dimensions, and timing. USPS handles light residential cheapest. UPS and FedEx handle heavier commercial best. For volume shippers, the right answer is to use a multi-carrier platform that rate-shops every shipment automatically.

What USPS zone is the Seattle to Chicago route?

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This lane is USPS Zone 7 (1,401–1,800 mi). Zones are calculated from the first three digits of each ZIP and represent the distance band between Sectional Center Facilities. Lower zones mean lower rates and faster transit.

Is overnight shipping available from Seattle to Chicago?

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Yes. UPS Next Day Air, FedEx Priority Overnight, and USPS Priority Mail Express all serve this lane. Pricing varies by weight and dimensions — typically $30–$120 for parcels under 10 pounds. For most shippers, overnight only makes sense for time-critical commitments.

Get a custom rate for this lane

If you ship from Seattle to Chicago 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.

The L5 rate calculator

Price a shipment.Before you call us.

No login. No sales call. Official L5 rates by service, weight and zone.

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