
Book Cheap British Airways flight from Seattle (SEA) to Shannon (SNN) from CA $1,155
Find The Best Day to Book a Cheap British Airways Flights From Seattle to Shannon
Cheapest British Airways Flights from Seattle (SEA) to Shannon (SNN)
The cheapest flights to Shannon found within the past 7 days were CA $1,109 round trip and CA $1,155 one way. Prices and availability subject to change. Additional terms may apply.
Grab a great British Airways flight from SEA to SNN
To find a great deal on British Airways flights with Travelocity, simply enter your origin and destination airports, pick your travel dates, and hit search. From here, you can sort by price, flight duration, and arrival/departure time. You can also filter to find nonstop flights.
Flying British Airways Seattle to Shannon gives you fights to choose from. With that direct flight time of , you’ll be touching down before you know it.
Find cheap flights with British Airways between Seattle and Shannon
British Airways has a range of great fares on stacks of flights, and to find the most affordable for you, there are a few tricks you can try. Booking in advance, for example, is a great way to grab a fantastic deal. Also, choose the cheapest month, if you can. One-way flights from Seattle to Shannon with British Airways are December.
The more flexible you are, the more affordable flights you’re likely to find. Consider one-way flights and connecting flights, as well as standard roundtrip and direct options. Even if you’re flying today, cheap last-minute flights are easy to find by entering your travel dates and hitting search.
Reasons to book your British Airways flights with Travelocity
Travelocity makes it easy to book a seat, anywhere in the world. The vast inventory, fast search, and advanced filters put some of the best deals on the planet in one place. Whether you’re traveling on business, with friends, family, or on your own, take your pick from some fantastic options. And with free cancellation and pay later options, you can travel more and worry less.
Airport code | Country | Airport name | Number of flights |
|---|---|---|---|
| DFW | USA | Dallas-Fort Worth Intl. | 107 |
| ORD | USA | O'Hare Intl. | 98 |
| MIA | USA | Miami Intl. | 42 |
| LHR | GBR | Heathrow | 31 |
| PHL | USA | Philadelphia Intl. | 26 |
| CLT | USA | Charlotte-Douglas Intl. | 23 |
| DUB | IRL | Dublin | 14 |
| MSY | USA | Louis Armstrong New Orleans Intl. | 13 |
| HND | JPN | Haneda | 11 |
| BNA | USA | Nashville Intl. | 10 |
Travelers ❤️ these 🏨 after their flight to Shannon

Park Inn by Radisson Shannon Airport
Clean room
Reviewed on Oct 27, 2025

Treacys Oakwood Hotel
Everyone here is so wonderfully helpful and friendly
Reviewed on Sep 24, 2025

Carrygerry Country House
Beautiful place great gluten free breakfast in the morning and lovely staff. The setting is really stunning and quiet
Reviewed on Oct 26, 2025
Want more than a(n) British Airways Flight from Seattle to Shannon?
Popular British Airways Flight Routes from SEA
Top British Airways Flight Routes from SNN
Domestic
- Toronto to Paris (YYZ - CDG)
- Toronto to Hong Kong (YYZ - HKG)
- Toronto to Ahmedabad (YYZ - AMD)
- Toronto to Tokyo (YYZ - HND)
- Vancouver to Paris (YVR - CDG)
- Calgary to Delhi (YYC - DEL)
- Toronto to Delhi (YYZ - DEL)
- Toronto to London (YYZ - LHR)
- Montreal to Paris (YUL - CDG)
- Toronto to Lisbon (YYZ - LIS)
International
- Calgary to London (YYC - LHR)
- Vancouver to Singapore (YVR - SIN)
- Vancouver to Delhi (YVR - DEL)
- Toronto to Dubai (YYZ - DXB)
- Toronto to Mumbai (YYZ - BOM)
- Vancouver to Hong Kong (YVR - HKG)
- Toronto to Bangkok (YYZ - BKK)
- Vancouver to Hong Kong (YVR - HKG)
- Calgary to Paris (YYC - CDG)
- Toronto to Delhi (YYZ - DEL)
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