Cheap flights from Seattle to Belfast
Choose between easyJet, British Airways, or Delta Air Lines to find the best price
Travelers usually depart from Seattle Swedish Med Greyhound station, Seattle-South Lane St. Bus Stop, Seattle-Hospital Greyhound station, Seattle-Arnold Med (e) Greyhound station, or Kenmore Air Harbor Seaplane Base when they travel from Seattle to Belfast. The most popular airlines for this route are easyJet, British Airways, Delta Air Lines, Alaska Airlines, and WestJet. Seattle and Belfast have 164 direct flights per week. When you arrive at Belfast, consider visiting Trinity College, Dublin, Bru Na Boinne Neolithic Site (County Meath, Ireland), and Giant's Causeway.
Weekly flights
| Monday | Tuesday | Wednesday | Thursday | Friday | Saturday | Sunday | |
|---|---|---|---|---|---|---|---|
| Number of flights | 16 | 4 | 26 | 31 | - | 45 | 42 |
Check-in for a flight from Seattle to Belfast
| Name | Carrier code | IATA Code | Passport needed during booking | Airport check-in closes | Online check-in available |
| easyJet | EZY | U2 | Yes | 12 min before flight | Opens 30 days before flight Closes 2 hours before flight |
| British Airways | BAW | BA | Yes | Unknown | No |
| Delta Air Lines | DAL | DL | Yes | Unknown | Opens 1 days before flight 0 |
| Alaska Airlines | ASA | AS | Yes | Unknown | Opens 1 days before flight Closes 1 hours before flight |
| WestJet | WJA | WS | No | Unknown | Opens 1 days before flight Closes 1 hours before flight |
Frequently asked questions
What are the most popular routes to and from Seattle?
Travelers frequently search for route combinations, such as Seattle and Los Angeles International, McCarran International, Orlando International, Denver International, O Hare International, Tampa International, San Diego International, Philadelphia International, Oakland International, Dane County Regional, Bismarck Municipal.
What are the most popular routes to and from Belfast?
Travelers frequently search for route combinations, such as Belfast and London Stansted, Amsterdam Airport Schiphol, Charles de Gaulle Airport, Manchester, Glasgow, Liverpool John Lennon, Billund, Barcelona–El Prat, Lisbon Portela, Palma de Mallorca, Málaga.
Which airports are there in Seattle?
Seattle is mainly served by Seattle–Tacoma International. But there are other airports nearby, including Kenmore Air Harbor Seaplane Base, Boeing Field.
What airports are near Seattle?
The main airport in Seattle is Seattle–Tacoma International. It is also served by Portland International, Vancouver International, Bellingham International, Pangborn Memorial, Paine Field Everett, Abbotsford International, Yakima Air Terminal, Vancouver Harbour Flight Centre, Friday Harbor Airport, Kenmore Air Harbor.
What airports are near Belfast?
The main airport in Belfast is Belfast International. It is also served by Dublin, Isle of Man, Glasgow Prestwick, Ireland West Airport Knock, City of Derry, Donegal.
What buses and trains depart from Seattle?
A number of bus and train companies depart from Seattle, including Greyhound.
Is it possible to combine flights, buses, and trains in one itinerary when traveling between Seattle and Belfast?
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Which airlines fly between Seattle and Belfast?
When's the best time to travel between Seattle and Belfast?
What flights operate between Seattle and Belfast?
How many airports are there near Seattle?
How many airports are there near Belfast?
Is it possible to reach Seattle by bus or train?
What time do nonstop (direct) flights between Seattle and Belfast depart?
What time do nonstop (direct) flights between Seattle and Belfast arrive?
What time do flights between Seattle and Belfast depart?
What time do flights between Seattle and Belfast arrive?
Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.
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Flights from Seattle
- Flights from Seattle to Los Angeles International
- Flights from Seattle to McCarran International
- Flights from Seattle to Orlando International
- Flights from Seattle to Denver International
- Flights from Seattle to O Hare International
- Flights from Seattle to Tampa International
- Flights from Seattle to San Diego International
- Flights from Seattle to Philadelphia International
- Flights from Seattle to Oakland International
- Flights from Seattle to Dane County Regional
- Flights from Seattle to Bismarck Municipal
Flights to Belfast
- Flights from London Stansted to Belfast
- Flights from Amsterdam Airport Schiphol to Belfast
- Flights from Charles de Gaulle Airport to Belfast
- Flights from Manchester to Belfast
- Flights from Glasgow to Belfast
- Flights from Liverpool John Lennon to Belfast
- Flights from Billund to Belfast
- Flights from Barcelona–El Prat to Belfast
- Flights from Lisbon Portela to Belfast
- Flights from Palma de Mallorca to Belfast
- Flights from Málaga to Belfast
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