Cheap flights from Seattle (SEA) to Shannon (SNN)

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How to find the cheapest flight from
Seattle (SEA) to Shannon (SNN)

All the information you need to plan the best SEA to SNN flight in 2022: compare Seattle to Shannon flight prices with the expected peak season, weather and rainfall in Shannon.
SEA - SNN
Price
$707 - $1,485
SNN
Temperature
42.8 - 60.8 °F
SNN
Rainfall
2.3 - 4.1 inches

Popular in

July

High demand for flights, 31% potential price rise

Cheapest in

January

Best time to find cheap flights, 31% potential price drop

Average price

$1,115

Average for round-trip flights in June 2022

Round-trip from

$707

From Seattle/Tacoma Intl to Shannon

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Seattle to Shannon?

It’s generally more expensive to depart on a Saturday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

When is the cheapest time to fly from Seattle to Shannon (SEA - SNN)?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 12% on flights from Seattle to Shannon by exploring options for tickets in the evening.

Cheap flights from Seattle to Shannon in June, July 2022

The best prices found for SEA to SNN flights for June, July
15 Jul - 24 Jul
$1,810pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
SNN
Shannon
SNN
Shannon
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
16 Jul - 23 Jul
$1,811pp
SEA
Seattle/Tacoma Intl
Air Canada
   
2 STOPS
SNN
Shannon
SNN
Shannon
Air Canada
   
2 STOPS
SEA
Seattle/Tacoma Intl
15 Jul - 24 Jul
$1,821pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
SNN
Shannon
SNN
Shannon
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl

Seattle/Tacoma Intl to Shannon 2022 flight deals

Cheap flights to Shannon from Seattle found for this year
17 Oct - 25 Oct
$585pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
SNN
Shannon
SNN
Shannon
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
17 Oct - 25 Oct
$621pp
SEA
Seattle/Tacoma Intl
American Airlines
 
1 STOP
SNN
Shannon
SNN
Shannon
American Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
16 Oct - 25 Oct
$625pp
SEA
Seattle/Tacoma Intl
American Airlines
   
2 STOPS
SNN
Shannon
SNN
Shannon
American Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl

Last minute flights from Seattle to Shannon

Late deals on round-trip flights to Shannon from Seattle, departing today and this week
30 Jun - 7 Jul
$1,900pp
SEA
Seattle/Tacoma Intl
United Airlines
   
2 STOPS
SNN
Shannon
SNN
Shannon
United Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
30 Jun - 7 Jul
$2,041pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
SNN
Shannon
SNN
Shannon
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
30 Jun - 7 Jul
$2,628pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
SNN
Shannon
SNN
Shannon
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl

One-way flights to Shannon from Seattle

The cheapest one-way flights from Seattle to Shannon
2:00 am - 6:25 am
Multiple Airlines
3 Stops
20h 25m
SEA - SNN
Multiple Airlines
$740
Kiwi.com
3:15 pm - 12:10 pm
British Airways
1 Stop
12h 55m
SEA - SNN
British Airways
8:20 pm - 7:20 am
American Airlines
2 Stops
27h 00m
SEA - SNN
American Airlines

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Seattle</span> to <span class="emphasized">Shannon</span> flights.

Flight FAQs

From Seattle to Shannon

Which airlines flying from Seattle/Tacoma Intl to Shannon have flexible cancellations due to COVID-19?

Some of our airline partners flying from Seattle/Tacoma Intl to Shannon have new flexible policies in place due to COVID-19. United Airlines, American Airlines, and Aer Lingus are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like United Airlines with this kind of flexibility.

Can I find flights from Seattle to Shannon for under $600 on Cheapflights?

Yes, there are multiple flights from Seattle to Shannon for under $600. The cheapest flight booked recently is on Multiple Airlines for just $585, but on average you can expect to pay $680.

Are there last-minute flights available from Seattle to Shannon for under $1,900?

There are currently 4+ open flights from Seattle to Shannon within the next 7 days for less than $1,900.

What are the cheapest airlines flying from Seattle to Shannon round-trip?

According to our current data, American Airlines ($621), Aer Lingus ($679), and British Airways ($797) offers the cheapest pricing from Seattle to Shannon. Users have found that American Airlines is 39% cheaper than the other options available to this destination.

What are the most popular airlines that fly from Seattle to Shannon?

Before booking your flight from Seattle to Shannon check out the most popular airlines for this route: American Airlines, Air Canada or British Airways.

What are the cheapest flights from Seattle to Shannon?

The cheapest flight price from Seattle to Shannon is $856. On average you can expect to pay $1,806. The most popular route, (Seattle/Tacoma Intl - Shannon), can usually be booked for $585.

COVID Restrictions

View COVID Travel Restrictions for Shannon, Ireland

Do I need a COVID test to fly to Shannon from Seattle?

Information is based on travel restrictions from Seattle/Tacoma Intl to Shannon

Most visitors from Seattle/Tacoma Intl can enter Shannon without restrictions.

COVID-19 testing requirements
Visitors from Seattle/Tacoma Intl are not required to present a negative COVID-19 PCR test or antigen result upon entering Shannon.

Quarantine requirements
Visitors from Seattle/Tacoma Intl are not required to quarantine after entering Shannon.

Do I need a test to fly back to Seattle from Shannon?

Returning to Seattle/Tacoma Intl from Shannon

COVID-19 testing requirements
Visitors from Shannon are not required to present a negative COVID-19 PCR test or antigen result upon entering Seattle/Tacoma Intl.

Quarantine requirements
Visitors from Shannon are not required to quarantine after entering Seattle/Tacoma Intl.

Hide COVID Travel Restrictions for Shannon, Ireland

Alternative routes for Seattle to Shannon

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Shannon

Things to know before you go - useful duration and weather info for your trip from Seattle to Shannon.
Today's exchange rate
$1 = €0.95
Average temperature for June in Shannon
64.4 °F
Avg rainfall for June in Shannon
2.8 ″

Airports servicing Seattle

Airports servicing Shannon

Top 4 airlines flying from Seattle/Tacoma Intl to Shannon

The chart below displays the airlines Cheapflights users traveling from Seattle to Shannon choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
American Airlines
$638 $910 No cancel fee 71%
Aer Lingus
$664 $1,209 No cancel fee N/A
United Airlines
$699 $1,002 No cancel fee 69%
British Airways
$707 $995 No cancel fee 70%
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