LHR → PWM
Cheap flights from London to Portland
We track fares from London to Portland, United States every day. Across 22 prices we've logged, the cheapest was €814 return and a typical fare runs around €842. The cheapest month to fly is usually Nov 2026.
Cheapest seen
€814
Typical price
€842
Cheapest month
Nov 2026
Non-stop
With a stop
No live deal on this exact route right now — but the typical fare is around €842. Search your dates below, or browse all current deals.
Cheapest months to fly
The typical cheapest fare by month, from our tracking — a guide only. Check the live price on Aviasales before booking.
| Month | Typical from | Check price |
|---|---|---|
| Nov 2026 | €814 | Check on Aviasales → |
Each link opens the live Aviasales search for that month, where you can pick the exact cheapest dates.
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London to Portland: the basics
- Route
- London (LHR) → Portland (PWM)
- Distance
- 5,110 km
- Non-stop
- No (with a stop)
- Airlines seen
- B6, British Airways, FI
Planning the trip? United States: what to see and when to go covers where to go and when.