$378 Find Cheap Delta Flights from Seattle to London

When to Book Flights with Delta from Seattle to London

• How far in advance should I book tickets for a flight with Delta from Seattle to London?

  Generally, when trying to get a below average price for your ticket, try to book around 2 days before departure. For the cheapest possible price, our data suggests booking 72 days before departure.

• Is Delta the cheapest airline to fly with from Seattle to London?

  With an average price of $869 return, Delta is not the cheapest airline to fly from Seattle to London with. Instead, for the lowest price, our data suggests flying with Icelandair, where a return flight costs $675 on average.

• What is the cheapest Delta flight from Seattle to London?

  In the last 3 days, the lowest price for a flight with Delta from Seattle to London was $609 for a return flight and $409 for a one-way flight.

• Does Delta fly direct to London from Seattle?

  Yes, Delta does offer direct flights for the route, with around 14 flights per week.

• What’s the cheapest day of the week to fly from Seattle to London with Delta?

  On average, the cheapest day of the week to fly from Seattle to London with Delta is Saturday, when prices are around $381. The most expensive day is generally Friday, where the average price is around $464.

• What’s the cheapest month to fly from Seattle to London with Delta?

  The cheapest month for Delta flights to London from Seattle is generally February, where plane tickets cost $482 on average. If possible, try to avoid the most expensive months of May and June, where tickets cost $697 and $769 respectively.