United Kingdom: electronic travel authorization required for US citizens.
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| Requirement | Electronic travel authorization required |
| Typical stay allowed | 180 days |
| Advance authorization | UK ETA |
| Passport validity buffer | 6 months |
The UK is not part of the Schengen area. US citizens don't need a visa for short visits, but need a UK Electronic Travel Authorisation (ETA), obtained online before departure.
Yes. The UK is not part of the Schengen area. US citizens don't need a visa for short visits, but need a UK Electronic Travel Authorisation (ETA), obtained online before departure.
US citizens can generally stay up to 180 days per visit under the standard tourist entry terms.
Yes — UK ETA is required, and should be arranged before you travel, ideally as soon as you have your itinerary.
A commonly-applied rule is that your passport should remain valid at least 6 months beyond your trip. Always confirm the exact requirement close to your travel date.