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Cheap Flights from Seattle to Belfast $723.83

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Cheapest Flights from Seattle to Belfast (SEA to BFS)

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Interesting Facts About Flights from Seattle to Belfast (SEA to BFS)

Question : Looking for the cheapest flight over the next 30 days?
Answer : December 25th offers bookings (as of December 5th) that are 14% below the average price for this route. Saving on booking fees means you'll have more cash in hand for the trip.

Question : How long are most people's visits to Belfast when they fly in from Seattle?
Answer : Travelers from SEA to BFS stay 19 days on average.

Question : Would you be willing to change your travel days if it saved you money?
Answer : Friday is your cheapest day to fly in December. Being flexible with your travel days garners you even more savings during your booking.

Question : Which airline is offering the cheapest round-trip flight from SEA to BFS?
Answer : United Airlines has been booking passengers at the cheapest fare for flights scheduled throughout the next three months.