How to find the cheapest flight from Derry (LDY) to Seattle (SEA)
All the information you need to plan the best LDY to SEA flight in 2021: compare Derry to Seattle flight prices with the expected peak season, weather and rainfall in Seattle.
How far in advance should I book a flight from Derry to Seattle?
Find a great deal and save up to 51% by booking at least 52 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Derry to Seattle within the next two weeks, with the cheapest ticket starting at £450.
What is the cheapest month to fly from Derry to Seattle?
February is one of the best times of the year to fly to Seattle from Derry. Prices for February average £397 per person but you can even find prices for as low as £262. The most expensive prices can be found in the month of July. Opting for a February flight can save you 37% on your journey compared to booking in February
Related info for your journey
Useful info, stats and facts about <span class="emphasized">Derry</span> to <span class="emphasized">Seattle</span> flights.
From Derry to Seattle
Are flight prices decreasing from Derry to Seattle due to COVID-19 (coronavirus)?
At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Derry and Seattle for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.
Does it rain more in Derry or Seattle?
Derry will have less rainfall in 2 compared to Seattle over the next 0 days.
Is Derry weather warmer or cooler than Seattle?
Expect the weather to be around 25 °C on average in July. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in Seattle is generally hotter than in Derry.