Buy ground, not speed
Every faster tier on this lane cost more than plain ground for a box nobody needs by a specific hour. Reserve the paid speed for a move-in date that actually depends on it.
Coast to coast
Shipping a mattress across the country: the cheapest rate is also the slowest
A compressed foam or hybrid mattress crosses the whole country the same way it crosses one state, rolled into a single parcel, so the real question is not parcel against freight but which service tier to buy once the lane is at its longest. On a Berkeley Heights, NJ to Los Angeles, CA route quoted 2026-08-22, a 44 x 20 x 20 in, 66 lb rolled queen priced from $206.40 to $357.22 across five services, and the cheapest one took more than a week.
Coast-to-coast lane, datedUPS & USPS limits citedFreight cutoff explained
One rolled queen, one long lane
Same box, five services, quoted 2026-08-22 from Berkeley Heights, NJ to Los Angeles, CA.
A queen, rolled, run from one coast to the other
The description “Queen memory foam mattress, roll-packed in a box” went through the SMKlog calculator on 2026-08-22, Berkeley Heights, NJ 07922 to Los Angeles, CA 90001. The estimator built a 44 x 20 x 20 in carton at 66 lb, and every carrier able to reach that lane returned a rate.
| Carrier | Service | Price | Transit window returned |
|---|---|---|---|
| FedEx | Smart Post | $206.40 | 8-9 business days |
| UPS | Ground | $223.71 | 5-6 business days |
| UPS | Ground Saver | $245.42 | around 7 business days |
| USPS | Ground Advantage | $344.18 | 3-4 business days |
| UPS | 3 Day Select | $357.22 | 4-5 business days |
Two things about this list run against instinct. The cheapest row is also the slowest by a wide margin, so buying the low price means promising the recipient more than a week rather than a specific day. And UPS 3 Day Select, a named express tier, came back costlier than USPS Ground Advantage while landing on almost the same schedule, which is a reminder that a service name is not a promise about where it will rank once a real lane and a real box go in.
Rates move and your lane will not be exactly ours. Quote the ZIP codes and mattress you actually have; a shorter route on the same box will land lower on every one of these same services, because a coast-to-coast run sits in the top pricing zone that every carrier keeps for its longest lanes.
Why parcel beats freight here, and where that stops being true
Freight is priced by lane and by minimum, not by the box, so it rarely beats a parcel rate for a single item unless the parcel network refuses the box outright. Two published ceilings decide that, checked live on 2026-08-22.
- UPS caps a package at 150 lbs, a maximum length of 108 inches, and 165 inches of length and girth combined (ups.com, read 2026-08-22).
- USPS caps a mailpiece at 70 lbs, and Ground Advantage retail parcels at 130 inches of length and girth combined (USPS Domestic Mail Manual, section 101, read 2026-08-22).
The rolled queen above measures 124 inches of length plus girth against a 66 lb scale reading, which clears UPS with 41 inches to spare and clears USPS by six inches and four pounds. Clearing the outer ceiling is not the same as clearing every threshold below it: UPS's own page on avoiding shipping charge corrections, read 2026-08-22, applies an additional handling charge to any package over 50 lb, so a 66 lb roll carries one. It is already inside the prices in the table above, and our additional handling page has the current amounts by zone. A king rolls bigger on every dimension and sits closer to both ceilings, and an innerspring or coil hybrid never gets compressed enough to try. Either of those belongs on a pallet: send the size, both addresses, and your timing through freight review and a person prices the lane instead of guessing at a parcel rate that will not be offered.
Weigh and measure after the roll sets
Compressed foam keeps pushing outward for a day or two, so a roll banded loosely can grow past the box a shorter lane would have priced cheaper on. Measure the finished carton, not the mattress before you started.
Confirm the day before you pay for speed
A named tier is not a rank. On this lane the mid-priced service beat a pricier one on schedule, so read the transit window on the checkout screen rather than assuming the name with "day" in it wins.
Common questions
What is the cheapest way to ship a mattress across the country?
A vacuum-compressed foam or hybrid mattress sent as a single oversized parcel, on the slowest ground tier the carrier sells. On a Berkeley Heights, NJ to Los Angeles, CA lane quoted 2026-08-22 for a 44 x 20 x 20 in, 66 lb rolled queen, FedEx Smart Post came back cheapest at $206.40, arriving in 8-9 business days.
Is parcel shipping still cheaper than freight for a mattress going coast to coast?
For one mattress that compresses and clears carrier size limits, yes. Freight carries a per-shipment minimum and a liftgate charge that a single rolled mattress rarely earns back, and our test roll fit UPS's 165-inch length-plus-girth ceiling with 41 inches to spare. Freight becomes the better option once the roll cannot compress, such as an innerspring, or its combined length and girth outgrows the parcel ceilings.
How wide is the price range on a cross-country mattress quote?
Wider than most single boxes see, because a coast-to-coast run sits in the top pricing zone on every carrier. On the Berkeley Heights, NJ to Los Angeles, CA test, the same rolled queen priced from $206.40 to $357.22 across five services, a $150.82 spread for identical dimensions and weight. A shorter lane on the same box costs less on every one of those same services.
Will a mattress this size clear UPS and USPS package limits over that distance?
This one does, on both carriers. The rolled queen measured 44 x 20 x 20 in, 124 inches of length plus girth, at 66 lb. UPS caps a package at 150 lbs, a maximum length of 108 inches, and 165 inches of length and girth combined (ups.com, read 2026-08-22). USPS caps a mailpiece at 70 lbs, and Ground Advantage retail parcels at 130 inches of length and girth combined (USPS Domestic Mail Manual 101, pe.usps.com, read 2026-08-22). Distance does not change either limit, only the price.
What if the mattress is too big or will not compress for a cross-country move?
A king rolls larger and heavier than the queen quoted here and sits closer to those same ceilings, and an innerspring or coil hybrid will not compress at all, so it has to travel flat. Either case routes to freight rather than a parcel label; send the dimensions and both addresses through our freight review form and a person prices the lane.
Where these limits come from
- UPS, Package Dimensions, Size Limits and Weight Guide — maximum weight, maximum length, and maximum length-plus-girth. Read 2026-08-22.
- UPS, How To Avoid Shipping Charge Corrections — the additional handling threshold at over 50 lb. Read 2026-08-22.
- USPS, Domestic Mail Manual, section 101 — maximum mailpiece weight and the Ground Advantage retail length-plus-girth ceiling. Read 2026-08-22.
Both carriers publish and revise these figures on their own schedule. Treat the numbers above as what each carrier stated on the date shown, and check the carrier's own page again before booking a mattress that sits close to either ceiling.