Flights from Seattle to London

Booking a Promo Reward flight with KLM or Air France to London should be done through the respective airlines' websites. To help you, we've created a step-by-step guide for KLM.

1. Go to the KLM website (or click here).
2. Sign in with your Flying Blue account.
3. Navigate back to the KLM homepage.
4. Click on "Book with Miles".
5. In the "Departure from" field, enter your starting point: Seattle (SEA)
6. In the "Arrival at" field, enter your destination: London (LHR)
7. Next, select your travel period, number of passengers, travel class, and flight type (one-way or round trip).
8. Click "Search flights" to start looking for available tickets.
9. Choose your preferred Promo Reward flight to London.
10. After making your selection, you'll see a summary including the total price.
11. Finalize the payment, and your KLM / Air France flight ticket from Seattle (SEA) to London (LHR) will be confirmed.

Unfortunately, we have not (yet) seen a KLM Reward flight ticket from Seattle (SEA) to London (LHR). Therefore, we cannot say what a flight ticket to London costs.

Unfortunately, there is no Promo Reward available to London this month.

We unfortunately have no history for this flight route with KLM or Air France.