Shipping to the UK from the USA works with both USPS and UPS: USPS Priority Mail International delivers in about 6 to 10 business days and hands the parcel to Royal Mail, while UPS Worldwide Saver and Worldwide Express deliver in 1 to 3 business days on UPS’s own network. For goods sold to UK consumers at £135 or less, UK VAT is charged at checkout by the seller rather than at the border, so the right carrier and the right paperwork decide whether a parcel arrives on time and without a surprise bill.
This guide covers the services that run the US-to-UK lane in 2026, realistic transit times, the post-Brexit VAT and duty rules, items the UK prohibits, and how to label a parcel so it clears quickly. To price a specific parcel, compare live USPS and UPS rates to the UK in the ParcelPath rate calculator.
Which carriers ship from the US to the UK?
USPS and UPS both serve every part of the United Kingdom: England, Scotland, Wales and Northern Ireland, plus the Channel Islands and the Isle of Man for USPS. USPS has no service suspension for the UK. The one long-standing exception is that the Priority Mail Express International delivery guarantee to Great Britain has been suspended since October 25, 2021, so the service runs without its money-back commitment.
| Service | Expected delivery | Max weight to the UK | Best for |
|---|---|---|---|
| UPS Worldwide Express / Worldwide Saver | 1 to 3 business days | Per UPS package limits | Time-sensitive B2B and high-value orders |
| UPS Worldwide Expedited | 2 to 5 business days | Per UPS package limits | Heavier parcels that still need tracking end to end |
| USPS Priority Mail Express International | 3 to 5 business days to many major markets (no guarantee to Great Britain) | 66 lb; Flat Rate Envelope 4 lb | Urgent documents and parcels via Royal Mail |
| USPS Priority Mail International | 6 to 10 business days | 66 lb; Medium and Large Flat Rate Boxes 20 lb | Most consumer parcels over 4 lb |
| USPS First-Class Package International Service | Varies | 4 lb, contents valued up to $400 | Light, low-value items |
Through ParcelPath you can buy USPS labels at up to 89% off retail and UPS labels at up to 85% off, with no subscription, per-label fee or minimum. ParcelPath issues USPS and UPS labels only. DHL Express and FedEx also run the UK lane if you book with them directly.
How long does shipping to the UK take?
UPS Worldwide Express and Worldwide Saver deliver to the UK in 1 to 3 business days, and Worldwide Expedited in 2 to 5. USPS Priority Mail Express International lists 3 to 5 business days for many major markets, and Priority Mail International 6 to 10 business days, with Royal Mail and its parcel arm Parcelforce Worldwide handling final delivery.
Customs is the usual cause of a parcel landing outside those windows. A parcel above £135 waits until the recipient pays VAT and any duty, and Royal Mail, Parcelforce or the courier normally holds it for about three weeks before returning it. Peak season from mid-November to early January also stretches USPS transit, so build in extra days for holiday orders.
What customs rules apply when shipping to the UK?
The UK has run its own import system since leaving the EU on January 1, 2021. The value of the consignment decides how VAT and duty are collected:
| Consignment | VAT | Customs duty |
|---|---|---|
| Sale to a UK consumer, £135 or less | Charged at checkout; the overseas seller registers with HMRC (or the marketplace collects it) | None on non-excise goods |
| Sale to a UK consumer, over £135 | Collected at import; the recipient pays the carrier before delivery | Due, depending on the goods and their origin |
| Personal gift, £39 or less | Not charged | None |
| Personal gift, over £39 | Charged on import | Due above £135 |
| Excise goods (alcohol, tobacco) | Charged | Duty at any value |
USPS’s country listing says the UK will not accept items of £135 or less whose VAT was not collected at the time of sale, so a US business selling directly to UK shoppers needs a UK VAT registration before shipping. UK VAT is charged at the rate for the goods (20% standard) on the value plus postage, packaging and insurance. For dutiable sales between £135 and £900, USPS offers Delivered Duty Paid on Priority Mail Express International and Priority Mail International, so the buyer pays nothing at the door. UPS shipments can also be billed duties and taxes to the shipper.
The £135 duty relief is not permanent. In the Autumn Budget 2025, the UK government announced that customs duty relief on low-value imports will be abolished by March 2029 at the latest and replaced by a new system for low-value imports, so check HMRC guidance before you plan pricing beyond 2026. HMRC publishes the current rules in its guidance on tax and duty on goods sent from abroad.
Northern Ireland adds one wrinkle. Under the Windsor Framework it follows some EU rules for goods, so commercial shipments to Belfast can be handled differently from those to London or Glasgow. For personal parcels the difference is minor, but B2B shippers should name the destination nation on the invoice.
What can’t you ship to the UK?
The USPS International Mail Manual lists a long set of UK prohibitions. The ones that catch US shippers most often are:
- knives and other bladed articles, including box cutters, axes and swords, plus air rifles, stun guns and imitation weapons
- aerosols, lead acid batteries and flammable or toxic medicines
- coins, precious metals and stones, jewelry and other valuables by USPS
- Christmas crackers, frozen food and ice packs, and soil
- counterfeit goods and items that infringe UK trademarks or copyright
Plants, plant products and many foods need an import permit, and some merchandise needs an import licence that the recipient must obtain. UPS publishes its own restricted-items rules, so check both lists before you choose a carrier for anything unusual.
How do you prepare a parcel for UK delivery?
A clean declaration and a correct address do more to speed up a UK delivery than a premium service. Before you print the label:
- Describe each item precisely. Use “women’s cotton sweater,” not “clothing,” with quantity, value and country of origin.
- Add the HS code. USPS has required six-digit Harmonized System codes on commercial shipments since September 1, 2025.
- Include the recipient’s phone and email. Royal Mail asks for both on the customs declaration so it can contact the recipient about delivery and any charges due.
- Mark gifts honestly. A commercial sale labelled as a gift is a declaration UK Border Force reassesses.
- Get the postcode right. UK sorting runs on postcodes, and our UK address format guide shows the line-by-line order Royal Mail expects.
If you are comparing the UK with other markets, our shipping calculator hub explains how carrier calculators handle international parcels, and the guide to shipping to Europe covers the EU’s separate VAT system.
Frequently Asked Questions
What is the cheapest way to ship to the UK from the USA?
For small parcels up to 4 pounds with contents valued under $400, USPS First-Class Package International Service is usually the lowest-priced option for shipping to the UK. Heavier parcels typically go by USPS Priority Mail International, while UPS can price competitively for business shipments that need speed. Compare both for your exact weight before you buy.
How long does shipping to the UK take from the US?
Shipping to the UK takes 1 to 3 business days with UPS Worldwide Express or Worldwide Saver, 2 to 5 with UPS Worldwide Expedited, 3 to 5 with USPS Priority Mail Express International for many major markets, and 6 to 10 with USPS Priority Mail International. Parcels over £135 can wait longer if the recipient has not paid VAT.
Does the recipient pay customs fees on parcels shipped to the UK?
For sales of £135 or less, the seller charges UK VAT at checkout and the recipient pays nothing on delivery. Above £135, the recipient pays VAT and any duty to Royal Mail, Parcelforce or the courier before delivery, unless the sender ships Delivered Duty Paid. Gifts of £39 or less are free of VAT.
Is USPS still shipping to the UK in 2026?
Yes. USPS accepts Priority Mail Express International, Priority Mail International, First-Class Package International Service and First-Class Mail International to the UK, with a 66-pound maximum on Priority Mail services. Only the Priority Mail Express International delivery guarantee to Great Britain remains suspended, as it has been since October 2021.
Sources
- USPS International Mail Manual: United Kingdom country listing
- USPS International Service Alerts
- USPS: International Mail and Shipping Services
- UPS: International Shipping Services
- GOV.UK: Tax and duty on goods sent from abroad
Part of our Europe guide. Related: Shipping to Europe, Ukraine, Turkey.
