Facts about flights from Seattle to Southampton
- Usually, people stay 7 days when travelling from Seattle to Southampton
- Heathrow (LHR) is the most popular gateway between Seattle and Southampton
- The cheapest month to fly between Seattle and Southampton is march
- There is on average 2 stop(s) when flying between Seattle and Southampton
- It is on average $820.23 for a 2 stop(s) flight between Seattle and Southampton
