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Cheap flights from Shannon (SNN) to Seattle (SEA) from $546

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/26. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SNN — SEA
May 11 — May 181
From?
To?
Sat 5/11
Sat 5/18
1 adult, Economy
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Cheap flight deals from Shannon to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Shannon (SNN) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 6, 2024.

Round-trip from

$245
From Shannon to Seattle/Tacoma Intl
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When is the cheapest time to fly from Shannon to Seattle (SNN - SEA)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Shannon to Seattle as you normally would.

Cheap KLM flights from Shannon to Seattle

Explore cheap flight options specifically provided by KLM for the route between Shannon and Seattle. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 6, 2024.
Find some of the cheapest KLM flights traveling from Shannon to Seattle. Make sure to double check the flight details before booking.
Tue 9/312:50 pmSNN - SEA
1 stop17h 33mKLM
Wed 9/1110:55 pmSEA - SNN
1 stop27h 55mKLM
Deal found 5/5$770
Sat 7/1312:50 pmSNN - SEA
1 stop17h 35mKLM
Fri 7/2611:15 amSEA - SNN
1 stop15h 35mKLM
Deal found 5/5$1,024
Sat 7/1312:50 pmSNN - SEA
1 stop17h 35mKLM
Fri 7/266:00 amSEA - SNN
2 stops20h 50mKLM
Deal found 5/5$1,061

Cheap United Airlines flights from Shannon to Seattle

Explore cheap flight options specifically provided by United Airlines for the route between Shannon and Seattle. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 6, 2024.
Browse through some of the cheapest United Airlines flights traveling from Shannon to Seattle. Make sure to examine the flight information before completing your reservation.
Tue 9/39:30 amSNN - SEA
2 stops20h 52mUnited Airlines
Wed 9/116:45 amSEA - SNN
2 stops19h 45mUnited Airlines
Deal found 5/5$925
Sat 7/139:30 amSNN - SEA
2 stops30h 32mUnited Airlines
Fri 7/267:16 amSEA - SNN
2 stops16h 14mUnited Airlines
Deal found 5/5$1,100
Sat 7/139:30 amSNN - SEA
2 stops21h 23mUnited Airlines
Fri 7/268:58 amSEA - SNN
3 stops17h 32mUnited Airlines
Deal found 5/5$1,147
Sat 7/139:30 amSNN - SEA
1 stop21h 32mUnited Airlines
Thu 7/2512:30 amSEA - SNN
1 stop23h 00mUnited Airlines
Deal found 5/5$5,448

Shannon to Seattle 2024 flight deals

Discover exclusive flight deals for travel between Shannon and Seattle in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 6, 2024.
These are some of the best deals we've found on flights to Seattle in 2024 at this time. For more flight deals, be sure to check back very soon.
Tue 9/312:50 pmSNN - SEA
1 stop17h 33mKLM
Wed 9/1110:55 pmSEA - SNN
1 stop27h 55mKLM
Deal found 5/5$770
Tue 9/39:30 amSNN - SEA
2 stops20h 52mUnited Airlines
Wed 9/116:45 amSEA - SNN
2 stops19h 45mUnited Airlines
Deal found 5/5$925
Sat 7/1312:50 pmSNN - SEA
1 stop17h 35mKLM
Fri 7/2611:15 amSEA - SNN
1 stop15h 35mKLM
Deal found 5/5$1,024
Sat 7/1312:50 pmSNN - SEA
1 stop17h 35mKLM
Fri 7/266:00 amSEA - SNN
2 stops20h 50mKLM
Deal found 5/5$1,061
Sat 7/139:30 amSNN - SEA
2 stops30h 32mUnited Airlines
Fri 7/267:16 amSEA - SNN
2 stops16h 14mUnited Airlines
Deal found 5/5$1,100
Sat 7/139:30 amSNN - SEA
2 stops21h 23mUnited Airlines
Fri 7/268:58 amSEA - SNN
3 stops17h 32mUnited Airlines
Deal found 5/5$1,147
Sat 7/139:30 amSNN - SEA
1 stop21h 32mUnited Airlines
Thu 7/2512:30 amSEA - SNN
1 stop23h 00mUnited Airlines
Deal found 5/5$5,448

One-way flights to Seattle from Shannon

Search for one-way flight options from Shannon to Seattle. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 6, 2024.
Some of the best available deals we've found on one-way flights from Shannon to Seattle. Users needing a return flight from Shannon to Seattle should utilize the search form above.
Sun 5/269:25 pmSNN - SEA
3 stops52h 15mMultiple Airlines
Deal found 5/5$546
Mon 5/279:25 pmSNN - SEA
3 stops55h 10mMultiple Airlines
Deal found 5/5$555
Sat 5/255:30 pmSNN - SEA
3 stops46h 25mMultiple Airlines
Deal found 5/5$627
Sun 5/269:25 pmSNN - SEA
2 stops21h 55mMultiple Airlines
Deal found 5/5$757
Sat 5/255:30 pmSNN - SEA
2 stops36h 28mMultiple Airlines
Deal found 5/5$766
Mon 5/279:25 pmSNN - SEA
2 stops31h 10mMultiple Airlines
Deal found 5/5$767
Sat 5/252:50 pmSNN - SEA
1 stop27h 36mMultiple Airlines
Deal found 5/5$847
Mon 5/279:25 pmSNN - SEA
1 stop22h 10mAmerican Airlines
Deal found 5/5$948

Find flights from Shannon to Seattle within your budget

Customize your flight search to find flights from Shannon to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 6, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$770 - $5,448

Route

Depart

Return

Price

ShannonSeattle/Tacoma Intl

SNN - SEA

SNNSEA

Shannon

Tue 9/3

1 stop17h 33m

Seattle/Tacoma Intl

Wed 9/11

1 stop27h 55m

$770

ShannonSeattle/Tacoma Intl

SNN - SEA

SNNSEA

Shannon

Tue 9/3

2 stops20h 52m

Seattle/Tacoma Intl

Wed 9/11

2 stops19h 45m

$925

ShannonSeattle/Tacoma Intl

SNN - SEA

SNNSEA

Shannon

Sat 7/13

1 stop17h 35m

Seattle/Tacoma Intl

Fri 7/26

1 stop15h 35m

$1,024

ShannonSeattle/Tacoma Intl

SNN - SEA

SNNSEA

Shannon

Sat 7/13

1 stop17h 35m

Seattle/Tacoma Intl

Fri 7/26

2 stops20h 50m

$1,061

ShannonSeattle/Tacoma Intl

SNN - SEA

SNNSEA

Shannon

Sat 7/13

2 stops30h 32m

Seattle/Tacoma Intl

Fri 7/26

2 stops16h 14m

$1,100

ShannonSeattle/Tacoma Intl

SNN - SEA

SNNSEA

Shannon

Sat 7/13

2 stops21h 23m

Seattle/Tacoma Intl

Fri 7/26

3 stops17h 32m

$1,147

ShannonSeattle/Tacoma Intl

SNN - SEA

SNNSEA

Shannon

Sat 7/13

1 stop21h 32m

Seattle/Tacoma Intl

Thu 7/25

1 stop23h 00m

$5,448

Flights are sorted by cheapest first

Deals found on 5/5

When is the cheapest time to fly from Shannon to Seattle?

Use this chart to determine the cheapest time to fly round-trip from Shannon to Seattle. Price data was last updated on April 14, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Shannon to Seattle flight should consider departing on Wednesday mornings when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
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Average price of flights to Seattle by month

Plan your trip from Shannon to Seattle by taking into account the cheapest months to travel. The average price of a one-way flight from Shannon to Seattle is currently $727 while a round-trip flight costs $1,639. Price data was last updated on April 28, 2024.

Currently, December is the cheapest month in which you can book a flight from Shannon to Seattle (average of $245). Flying from Shannon to Seattle in July is currently the most expensive (average of $408). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

$247

February

$254

March

$288

April

$294

May

$320

June

$406

July

$408

August

$343

September

$278

October

$257

November

$258

December

$245

Temperature and rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average temperature and rainfall totals by month.

SEA

Temperature

41 - 66.2 °F

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated May 6, 2024.
See what other customers who have flown with KLM and United Airlines from Shannon to Seattle have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.9
Good
1,602 reviews
Check prices

Overall

7.9

Comfort

7.6

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

KLM
7.9
Good
1,602 reviews
KLM
7.9
Good
1,602 reviews
Check prices

Overall

7.9

Comfort

7.6

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

United Airlines
7.4
Good
11,090 reviews
KLM
7.9
Good
1,602 reviews
Check prices

Overall

7.9

Comfort

7.6

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

American Airlines
7.3
Good
14,697 reviews
KLM
7.9
Good
1,602 reviews
Check prices

Overall

7.9

Comfort

7.6

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

Related info for your journey

Find useful and relevant information for your journey from Shannon to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Shannon to Seattle for under $800 on Cheapflights?

    Yes, there are multiple flights from Shannon to Seattle for under $800. The cheapest flight booked recently is on KLM for just $770, but on average you can expect to pay $1,639.

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

    Our cheapest airline available from Shannon to Seattle is KLM. Our recent data shows that you can find tickets from as low as $770 on this airline. An additional option worth looking into is United Airlines, starting at $925.

  • What does SNN to SEA mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Shannon Airport to Seattle/Tacoma Intl Airport flight would often be abbreviated as a SNN to SEA flight.

  • Can I find deals for flights from Shannon to Seattle that include extra baggage allowance?

    The amount of baggage you can bring on your Shannon to Seattle flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Shannon to Seattle with specific airlines?

    Yes, Cheapflights allows you to browse and filter Shannon to Seattle flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Shannon to Seattle that include hotel bookings?

    Yes. In addition to deals on Shannon to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Shannon to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Shannon to Seattle.

  • Can I find deals for business class flights from Shannon to Seattle?

    Yes. Cheapflights offers flight deals from Shannon to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Shannon to Seattle that allow pets onboard?

    Many airlines flying from Shannon to Seattle offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Shannon to Seattle?

    Yes, you can often find last-minute deals on Shannon to Seattle flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Shannon to Seattle flight deals updated?

    The Shannon to Seattle flight deals you see on this page were last updated on 5/5.

See more FAQs

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Search flights from Shannon to Seattle by cabin class

Find flights from Shannon to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Shannon to Seattle?

Cheapflights makes it easy to find Shannon to Seattle flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Shannon to Seattle?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Shannon to Seattle.

Can Cheapflights find flights from Shannon to Seattle with no change fees?

Certainly. Search results for flights to Seattle from Shannon shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Shannon to Seattle become cheaper?

Yes, Cheapflights offers price alerts on Shannon to Seattle flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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