Cheap flights from Belfast to Seattle
How to find the cheapest flight from Belfast to Seattle (SEA)
All the information you need to plan the best BF1 to SEA flight in 2022: compare Belfast to Seattle flight prices with the expected peak season, weather and rainfall in Seattle.
BFS - SEA Price | £589 - £1,077 |
|---|---|
SEA Temperature | 5 - 19 °C |
SEA Rainfall | 18 - 168 mm |
| Popular in | August | High demand for flights, 24% potential price rise |
|---|---|---|
| Cheapest in | July | Best time to find cheap flights, 28% potential price drop |
| Average price | £882 | Average for round-trip flights in August 2022 |
| Round-trip from | £482 | From Belfast to Seattle/Tacoma Intl |
What is the cheapest month to fly from Belfast to Seattle?
Our data shows that July tends to be the cheapest month to fly to Seattle from Belfast. Users have commonly found prices around £672 for the month, but tickets can be as low as £482. Due to multiple factors, prepare for potentially higher prices in August.
When is the cheapest time to fly from Belfast to Seattle (BFS - SEA)?
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Belfast to Seattle as you normally would.
Cheap flights from Belfast to Seattle in August, September 2022
The best prices found for Belfast to SEA flights in August, September
Belfast City
Seattle/Tacoma Intl
2 stops
18h 43mSeattle/Tacoma Intl
Belfast City
1 stop
14h 55mBritish Airways
Belfast City
Seattle/Tacoma Intl
2 stops
18h 43mSeattle/Tacoma Intl
Belfast City
2 stops
15h 55mBritish Airways
Belfast Intl
Seattle/Tacoma Intl
3 stops
36h 30mSeattle/Tacoma Intl
Belfast Intl
2 stops
27h 00mMultiple Airlines
Belfast to Seattle 2022 flight deals
Cheap flights to Seattle from Belfast found for this year
Belfast City
Seattle/Tacoma Intl
2 stops
18h 43mSeattle/Tacoma Intl
Belfast City
1 stop
14h 55mBritish Airways
Belfast City
Seattle/Tacoma Intl
2 stops
18h 43mSeattle/Tacoma Intl
Belfast City
2 stops
15h 55mBritish Airways
Belfast Intl
Seattle/Tacoma Intl
3 stops
36h 30mSeattle/Tacoma Intl
Belfast Intl
2 stops
27h 00mMultiple Airlines
Cheap British Airways flights from Belfast to Seattle
Belfast City
Seattle/Tacoma Intl
2 stops
18h 43mSeattle/Tacoma Intl
Belfast City
1 stop
14h 55mBritish Airways
Belfast City
Seattle/Tacoma Intl
2 stops
18h 43mSeattle/Tacoma Intl
Belfast City
2 stops
15h 55mBritish Airways
Belfast City
Seattle/Tacoma Intl
1 stop
33h 45mSeattle/Tacoma Intl
Belfast City
2 stops
37h 13mBritish Airways
Related info for your journey
Useful info, stats and facts about Belfast to Seattle flights.
What airport do you fly into for flights to Seattle from Belfast?
Most people fly into Seattle/Tacoma Intl (SEA) if they book a flight to Seattle from Belfast. On average, Seattle/Tacoma Intl has 0 inbound flights from Belfast per day from 2 airlines. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.
Which airlines flying from Belfast to Seattle/Tacoma Intl have flexible cancellations due to COVID-19?
British Airways and United Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.
Can I find flights from Belfast to Seattle for under £1,100 on Cheapflights?
Yes, there are multiple flights from Belfast to Seattle for under £1,100. The cheapest flight booked recently is on British Airways for just £1,101, but on average you can expect to pay £4,916.
What are the cheapest airlines flying from Belfast to Seattle round-trip?
British Airways, at £1,101, was found to be the cheapest airline from Belfast to Seattle. An alternate airline flying to your destination would be KLM.
What are the cheapest flights from Belfast to Seattle?
Looking for the cheapest flight from Belfast to Seattle? While on average our users pay £634, our data indicates the cheapest price to be £634. The most popular route (Belfast Intl - Seattle/Tacoma Intl), is priced around £1,371.