How much is a ticket from Belfast to Seattle?

Depending on when you travel and how far in advance you book, fares between Belfast and Seattle can differ a lot.

Choose a date to explore the best fares now.

If you’re flexible with timing, consider overnight flights — they often cost less and are less crowded. Exploring multiple date and time combinations can help you find the cheapest solution.

What are the airport options between Belfast and Seattle?

If both departure and destination cities offer multiple airports, comparing them can help you save time and money.

• Airports in Belfast: City is another option besides Belfast - International.
• Airports in Seattle: 2 airports serve Seattle - Boeing Field, Lake Union.

Some airports have different terminals for low-cost and traditional airlines — knowing in advance can save time. You can filter results to see only the airports that suit you.

Flight filters for the route Belfast – Seattle

Customize your search on Jetcost to focus only on flights that suit your needs. Whether you want a direct connection, specific airline, or shorter layover, filters help you find it faster.

Other popular destinations

Flights to United States are often searched alongside: Boston, Los Angeles, Miami, New York City, Orlando.

The cheapest flights might leave at odd hours or arrive at less central airports — keep that in mind. If you travel often, you can always select your trusted airlines from the available options.