SEA - SNN Price | $707 - $1,730 |
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SNN Temperature | 42.8 - 60.8 °F |
SNN Rainfall | 2.3 - 4.1 inches |
Popular in | July | High demand for flights, 42% potential price rise |
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Cheapest in | January | Best time to find cheap flights, 30% potential price drop |
Average price | $942 | Average for round-trip flights in February 2023 |
Round-trip from | $707 | From Seattle/Tacoma Intl to Shannon |
It’s generally more expensive to depart on a Monday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.
When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 47 days in advance, which can save you up to 69% on flights from Seattle to Shannon compared to booking the week you need them. Waiting 47 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $1,416. For sooner than that we have options available in the next 3 days from $1,774.
January is one of the best times of the year to fly to Shannon from Seattle. Prices for January average $1,012 per person but you can even find prices for as low as $565. The most expensive prices can be found in the month of July. Opting for a January flight can save you 70% on your journey compared to booking in July
Unlike at noon, when flights are generally more expensive, you can save up to 22% on flights from Seattle to Shannon by exploring options for tickets in the evening.
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Reviews
Had plenty of room on this flight...was able to get rest on this long flight.
Overall
Comfort
Entertainment
Boarding
Food
Crew
Reviews
Had plenty of room on this flight...was able to get rest on this long flight.
Overall
Comfort
Entertainment
Boarding
Food
Crew
Reviews
Had plenty of room on this flight...was able to get rest on this long flight.
Overall
Comfort
Entertainment
Boarding
Food
Crew
Reviews
Had plenty of room on this flight...was able to get rest on this long flight.
Overall
Comfort
Entertainment
Boarding
Food
Crew
Reviews
Had plenty of room on this flight...was able to get rest on this long flight.
Some of our airline partners flying from Seattle/Tacoma Intl to Shannon have new flexible policies in place due to COVID-19. American Airlines, United Airlines, and British Airways are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like American Airlines with this kind of flexibility.
Yes, there are multiple flights from Seattle to Shannon for under $600. The cheapest flight booked recently is on American Airlines for just $543, but on average you can expect to pay $690.
According to our current data, American Airlines ($543), Air Canada ($724), and United Airlines ($745) offers the cheapest pricing from Seattle to Shannon. Users have found that American Airlines is 46% cheaper than the other options available to this destination.
To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $547. Aer Lingus flights start at $831 while deals on American Airlines start at $981 one-way.
Before booking your flight from Seattle to Shannon check out the most popular airlines for this route: American Airlines, Air Canada or British Airways.
The cheapest flight price from Seattle to Shannon is $666. On average you can expect to pay $3,030. The most popular route, (Seattle/Tacoma Intl - Shannon), can usually be booked for $573.