Alaska Airlines Flights from United Kingdom to United States
Deals on one-way flights from United Kingdom to United States.*
*Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.
One-way low-fare flights United Kingdom to United States.*
From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| London (LHR) | Seattle (SEA) | One-way | Saver | Depart: Sep 30, 2026 | From $531 Seen: 11 hours ago | |
| London (LHR) | Seattle (SEA) | One-way | Saver | Depart: Sep 15, 2026 | From $531 Seen: 8 hours ago | |
| London (LHR) | Seattle (SEA) | One-way | Saver | Depart: Oct 7, 2026 | From $531 Seen: 17 hours ago | |
| London (LHR) | Seattle (SEA) | One-way | Saver | Depart: May 25, 2026 | From $600 Seen: 1 hour ago | |
| London (LHR) | Seattle (SEA) | One-way | Saver | Depart: Jul 14, 2026 | From $600 Seen: 1 hour ago | |
| London (LHR) | Seattle (SEA) | One-way | Saver | Depart: Jun 24, 2026 | From $600 Seen: 10 hours ago | |
| London (LHR) | Los Angeles (LAX) | One-way | Saver | Depart: May 26, 2026 | From $606 Seen: 7 hours ago | |
| London (LHR) | Los Angeles (LAX) | One-way | Saver | Depart: Jun 13, 2026 | From $664 Seen: 17 hours ago | |
| London (LHR) | Los Angeles (LAX) | One-way | Saver | Depart: Jul 28, 2026 | From $1,012 Seen: 1 hour ago |
*Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.