Cheap flights from Seattle to Belfast

Flights tailored to your budget

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Flight prices from Seattle to Belfast

There’s no fixed price — fares between Seattle and Belfast can vary a lot by day or time.

Choose a date to explore the best fares now.

The lowest fares are often found with some flexibility in travel dates. If your plans are flexible, you’ll have a better chance of finding cheap flights.

Exploring all airports near Seattle and Belfast

Checking all the airports available in the area can give you more departure and arrival options for your trip.

  • Airports in Seattle: 2 different airports operate in Seattle - Boeing Field, Lake Union.
  • Airports in Belfast: Try also checking City along with Belfast - International.

Looking at expected traffic to the airport can help avoid surprises on departure day. On busy routes, flying from a quieter airport might also save you money.

Flights from Seattle - Tacoma to Belfast - International

Explore flights from Seattle to Belfast your way

On Jetcost, you can filter by round-trip or one-way, time of day, airline, number of stops, and even by specific travel agency.

Other popular destinations

Also interested in United Kingdom? Check out: Edinburgh, Glasgow, London, Manchester, Newquay.

If you’re flexible with dates, try checking the days before and after to see if prices vary. Some routes are offered by multiple agencies — comparing fares can really pay off.
Frequently Asked Questions

Frequently asked questions about flights from Seattle to Belfast.

How much does an airline ticket from Seattle to Belfast cost?

Flight prices can vary a lot depending on the period and destination. At the moment, this information is not available for flights from Seattle to Belfast.

How far is Seattle from Belfast?

Seattle is about 7184 km from Belfast.

What are the airports in Belfast?

Belfast has another airport: City.

What are the airports in Seattle?

Seattle has 2 airports: Boeing Field, Lake Union.

What are the most popular cities in United Kingdom?

The most popular cities in United Kingdom according to our users' searches are: Edinburgh, Glasgow, London, Manchester, Newquay.

When should I book a flight from Seattle to Belfast?

This information is not available at the moment.

What is the cheapest month to fly from Seattle to Belfast?

This information is not available at the moment.

What is the most expensive month to fly from Seattle to Belfast?

This information is not available at the moment.

What is the best day of the week to fly from Seattle to Belfast?

This information is not available at the moment.