Cheap flights from Seattle to Manchester from $292

The cheapest month to fly to Manchester from Seattle is in January. Flight prices, which tend to average around $753, are often lower during this time because this is during the off-season. If you don’t want to visit Manchester in January, then you should wait until September to fly from Seattle, when ticket prices are also cheap, with an average price of $773.

You are more likely to see cheaper flights to Manchester from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Manchester for around $964 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Manchester from Seattle for as low as $482 on momondo.

You could potentially save up to 14% on your flight if you consider stops on a Seattle to Manchester flight.

As of November 2026, prices for Seattle to Manchester flights are approximately 46% more expensive when compared to flights at the same time last year.

Icelandair and British Airways are the most popular carriers operating from Seattle/Tacoma Intl to Manchester

British Airways, Aer Lingus and Icelandair are the top three most popular airlines that fly to Manchester from Seattle according to our data. British Airways is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Manchester. Keep in mind that there are 5 different airlines that fly to Manchester on a routine basis, so you have a few additional options to choose from.

Dublin (DUB) was the most common stop: 46% of momondo users choosing 1-stop flights on this route connected there.

Flights via Paris (CDG) offer the lowest average round-trip price of $659.

Flights connecting via London (LHR) have the shortest average one-way travel time: 12h 20m.

Paris (CDG) has the shortest average layover time for this route: 1h 25m.