Cheap flights from Washington to Northern Ireland from $446

Yes, there are multiple flights from State of Washington to Northern Ireland for under $800. The cheapest flight booked recently is on British Airways for just $714, but on average you can expect to pay $806.

To fly one-way, consider booking your trip with Aer Lingus, which is currently one of the cheapest options available, starting at $573. KLM flights start at $580 while deals on British Airways start at $784 one-way.

Seattle/Tacoma Intl Airport is SEA and Belfast Intl Airport is BFS. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service. Belfast City Airport (BHD), Londonderry Eglinton Airport (LDY) are some additional IATA codes for airports related to your trip.

The amount of baggage you can bring on your Washington to Northern Ireland flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

Yes, Cheapflights allows you to browse and filter Washington to Northern Ireland flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

Yes. In addition to deals on Washington to Northern Ireland flights, Cheapflights offers vacation packages that include both flights and hotel.

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Northern Ireland.

Yes. Cheapflights offers flight deals from Washington to Northern Ireland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Many airlines flying from Washington to Northern Ireland offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

Yes, you can often find last-minute deals on Washington to Northern Ireland flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

The State of Washington to Northern Ireland flight deals you see on this page were last updated on 5/21.

Currently, February is the cheapest month in which you can book a flight from State of Washington to Northern Ireland (average of $641). Flying from State of Washington to Northern Ireland in June is currently the most expensive (average of $1,181). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.