Cheap flights from Derry to Seattle

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Seattle (SEA)
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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 2022: compare Derry to Seattle flight prices with the expected peak season, weather and rainfall in Seattle.
When is the cheapest time to fly from Londonderry to Seattle (LDY - SEA)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Londonderry to Seattle as you normally would.

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Derry</span> to <span class="emphasized">Seattle</span> flights.

COVID Restrictions

View COVID Travel Restrictions for Seattle, WA

Do I need a COVID test to fly to Seattle from Derry?

Information is based on travel restrictions from Derry to Seattle/Tacoma Intl

Most visitors from Derry need to provide a negative COVID-19 test result and/or quarantine to enter Seattle/Tacoma Intl.

COVID-19 testing requirements
Visitors from Derry must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to Seattle/Tacoma Intl.

Quarantine requirements
Visitors from Derry are not required to quarantine after entering Seattle/Tacoma Intl.

Do I need a test to fly back to Derry from Seattle?

Returning to Derry from Seattle/Tacoma Intl

COVID-19 testing requirements
Visitors from Seattle/Tacoma Intl are not required to present a negative COVID-19 PCR test or antigen result upon entering Derry.

Quarantine requirements
Visitors from Seattle/Tacoma Intl are not required to quarantine after entering Derry.

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Destination information for Seattle

Things to know before you go - useful duration and weather info for your trip from Derry to Seattle.
Today's exchange rate
£1 = $1.25
Average temperature for May in Seattle
19.0 °C
Avg rainfall for May in Seattle
45.0 mm

Airports servicing Londonderry

Airports servicing Seattle

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