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Cheap flights from Seattle (SEA) to Shannon (SNN) from $489

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/15. 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.
SEA — SNN
Jun 7 — Jun 141
From?
To?
Fri 6/7
Fri 6/14
1 adult, Economy
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The best prices from Seattle/Tacoma Intl to Shannon are usually found in January or April, booked 53 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from Seattle to Shannon

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Shannon (SNN). 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 June 2, 2024.

Popular in

December

Cheapest in

January

Average price

$1,035

Round-trip from

$533
High demand for flights, 21% potential price rise
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Best time to find cheap flights, 30% potential price drop
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Average for round-trip flights in June 2024
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From Seattle/Tacoma Intl to Shannon
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What is the cheapest day to fly round-trip from Seattle 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.

How far in advance should I book a flight from Seattle to Shannon?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 52 days in advance, which can save you up to 90% on flights from Seattle to Shannon compared to booking the week you need them. Waiting 52 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 $842. For sooner than that we have options available in the next 3 days from $940.

What is the cheapest month to fly from Seattle to Shannon?

January is one of the best times of the year to fly to Shannon from Seattle. Prices for January average $907 per person but you can even find prices for as low as $556. The most expensive prices can be found in the month of December. Opting for a January flight can save you 26% on your journey compared to booking in December

What is the cheapest time of day to fly from SEA to SNN?

Unlike in the evening, when flights are generally more expensive, you can save up to 27% on flights from Seattle to Shannon by exploring options for tickets in the afternoon.

Cheap Delta flights from Seattle to Shannon

Explore cheap flight options specifically provided by Delta for the route between Seattle and Shannon. 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 2,807,690 searches. Data last updated June 2, 2024.
Consider these cheap Delta flights we've found departing from Seattle to Shannon. Deals update often to give you more flight options matching your criteria
Sat 7/137:10 amSEA - SNN
1 stop19h 40mDelta
Sat 7/2012:50 pmSNN - SEA
1 stop17h 35mDelta
Deal found 6/2$824
Tue 9/2411:15 amSEA - SNN
1 stop15h 35mDelta
Sat 10/512:50 pmSNN - SEA
1 stop15h 05mDelta
Deal found 6/2$891
Tue 7/27:10 amSEA - SNN
1 stop19h 40mDelta
Tue 7/912:50 pmSNN - SEA
1 stop17h 35mDelta
Deal found 6/2$892
Mon 9/2310:59 pmSEA - SNN
1 stop27h 51mDelta
Mon 10/712:50 pmSNN - SEA
1 stop17h 30mDelta
Deal found 6/2$896
Sat 9/2110:59 pmSEA - SNN
1 stop27h 51mDelta
Sat 10/512:50 pmSNN - SEA
1 stop15h 05mDelta
Deal found 6/2$902
Sat 6/811:00 pmSEA - SNN
1 stop27h 50mDelta
Fri 6/2112:50 pmSNN - SEA
1 stop17h 35mDelta
Deal found 6/1$920
Sat 6/87:10 amSEA - SNN
1 stop19h 40mDelta
Fri 6/2112:50 pmSNN - SEA
1 stop17h 35mDelta
Deal found 6/2$1,464

Cheap American Airlines flights from Seattle to Shannon

Explore cheap flight options specifically provided by American Airlines for the route between Seattle and Shannon. 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 2,807,690 searches. Data last updated June 2, 2024.
To aid your search, here are some of the cheapest American Airlines flights we've found from Seattle to Shannon. Deals are refreshing constantly so come back soon for more options.
Tue 10/159:56 amSEA - SNN
2 stops17h 24mAmerican Airlines
Wed 10/237:40 amSNN - SEA
2 stops21h 31mAmerican Airlines
Deal found 6/2$489
Wed 9/256:00 amSEA - SNN
2 stops21h 20mAmerican Airlines
Wed 10/97:40 amSNN - SEA
2 stops21h 33mAmerican Airlines
Deal found 6/2$595
Mon 9/231:25 pmSEA - SNN
2 stops18h 45mAmerican Airlines
Mon 10/77:40 amSNN - SEA
2 stops21h 03mAmerican Airlines
Deal found 6/2$611
Mon 9/2311:59 pmSEA - SNN
2 stops21h 36mAmerican Airlines
Mon 10/79:25 pmSNN - SEA
1 stop22h 10mAmerican Airlines
Deal found 6/2$725
Fri 9/2011:59 pmSEA - SNN
2 stops22h 06mAmerican Airlines
Sat 12/217:45 amSNN - SEA
1 stop17h 00mAmerican Airlines
Deal found 6/2$829
Fri 9/2011:59 pmSEA - SNN
2 stops22h 06mAmerican Airlines
Sat 12/212:00 pmSNN - SEA
2 stops30h 02mAmerican Airlines
Deal found 6/2$832
Mon 9/237:40 pmSEA - SNN
1 stop12h 30mAmerican Airlines
Wed 10/99:25 pmSNN - SEA
1 stop22h 05mAmerican Airlines
Deal found 6/2$856
Sat 6/811:59 pmSEA - SNN
2 stops22h 06mAmerican Airlines
Fri 6/212:50 pmSNN - SEA
2 stops35h 16mAmerican Airlines
Deal found 6/1$1,017
Fri 6/712:20 amSEA - SNN
2 stops21h 45mAmerican Airlines
Fri 6/212:50 pmSNN - SEA
2 stops35h 16mAmerican Airlines
Deal found 6/1$1,130

Cheap Seattle to Shannon flights in June & July 2024

Find cheap flight options from Seattle to Shannon specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,807,690 searches. Prices were last updated on June 2, 2024.
The lowest fares we've come across on flights traveling from Seattle to Shannon in June and July 2024. More deals are always being added, so be sure to check back regularly.
Fri 6/2812:30 amSEA - SNN
1 stop23h 00mUnited Airlines
Sat 7/69:30 amSNN - SEA
1 stop17h 12mUnited Airlines
Deal found 6/1$914
Sat 6/295:05 amSEA - SNN
2 stops18h 25mUnited Airlines
Sat 7/69:30 amSNN - SEA
1 stop17h 12mUnited Airlines
Deal found 6/1$919
Sat 6/811:00 pmSEA - SNN
1 stop27h 50mDelta
Fri 6/2112:50 pmSNN - SEA
1 stop17h 35mDelta
Deal found 6/1$920
Sat 6/811:59 pmSEA - SNN
2 stops22h 06mAmerican Airlines
Fri 6/212:50 pmSNN - SEA
2 stops35h 16mAmerican Airlines
Deal found 6/1$1,017
Sat 6/811:00 pmSEA - SNN
1 stop27h 50mKLM
Fri 6/2112:50 pmSNN - SEA
2 stops29h 13mKLM
Deal found 6/1$1,050
Fri 6/141:25 pmSEA - SNN
2 stops18h 20mBritish Airways
Fri 6/219:25 pmSNN - SEA
2 stops30h 23mBritish Airways
Deal found 6/2$1,121
Fri 6/712:20 amSEA - SNN
2 stops21h 45mAmerican Airlines
Fri 6/212:50 pmSNN - SEA
2 stops35h 16mAmerican Airlines
Deal found 6/1$1,130
Fri 6/2812:30 amSEA - SNN
2 stops26h 00mUnited Airlines
Sat 7/69:30 amSNN - SEA
2 stops19h 43mUnited Airlines
Deal found 6/1$1,162
Thu 6/1312:25 amSEA - SNN
1 stop23h 05mUnited Airlines
Fri 6/219:30 amSNN - SEA
1 stop14h 38mUnited Airlines
Deal found 6/2$1,222

Seattle to Shannon 2024 flight deals

Discover exclusive flight deals for travel between Seattle and Shannon in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,807,690 searches. Data last updated June 2, 2024.
The lowest fares we've come across on flights traveling from Seattle to Shannon in June and July 2024. More deals are always being added, so be sure to check back regularly.
Tue 10/159:56 amSEA - SNN
2 stops17h 24mAmerican Airlines
Wed 10/237:40 amSNN - SEA
2 stops21h 31mAmerican Airlines
Deal found 6/2$489
Tue 10/1511:50 amSEA - SNN
1 stop14h 40mUnited Airlines
Wed 10/2312:30 pmSNN - SEA
1 stop15h 02mUnited Airlines
Deal found 6/2$503
Tue 10/158:38 amSEA - SNN
2 stops17h 52mUnited Airlines
Wed 10/2312:30 pmSNN - SEA
1 stop15h 02mUnited Airlines
Deal found 6/2$508
Tue 9/246:45 amSEA - SNN
2 stops16h 45mUnited Airlines
Tue 10/812:30 pmSNN - SEA
1 stop15h 01mUnited Airlines
Deal found 6/2$523
Tue 10/111:50 amSEA - SNN
1 stop14h 40mUnited Airlines
Tue 10/2212:30 pmSNN - SEA
2 stops29h 38mUnited Airlines
Deal found 6/1$528
Sat 9/215:00 pmSEA - SNN
1 stop30h 30mUnited Airlines
Tue 10/812:30 pmSNN - SEA
1 stop15h 01mUnited Airlines
Deal found 6/2$529
Sat 9/2111:59 pmSEA - SNN
1 stop23h 31mUnited Airlines
Tue 10/812:30 pmSNN - SEA
2 stops18h 35mUnited Airlines
Deal found 6/2$534
Mon 9/2312:55 pmSEA - SNN
2 stops34h 35mUnited Airlines
Tue 10/812:30 pmSNN - SEA
1 stop15h 01mUnited Airlines
Deal found 6/2$535
Mon 9/2312:55 pmSEA - SNN
2 stops34h 35mUnited Airlines
Tue 10/812:30 pmSNN - SEA
2 stops18h 35mUnited Airlines
Deal found 6/2$539

Seattle to Shannon flights leaving soon

Find last-minute flight options from Seattle to Shannon for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,807,690 searches. Data last updated June 2, 2024.
Check out these flights departing soon from Seattle to Shannon. To prevent any unwanted surprises, users should verify their flight info before booking.
Sat 6/811:00 pmSEA - SNN
1 stop27h 50mDelta
Fri 6/2112:50 pmSNN - SEA
1 stop17h 35mDelta
Deal found 6/1$920
Sat 6/811:59 pmSEA - SNN
2 stops22h 06mAmerican Airlines
Fri 6/212:50 pmSNN - SEA
2 stops35h 16mAmerican Airlines
Deal found 6/1$1,017
Sat 6/811:00 pmSEA - SNN
1 stop27h 50mKLM
Fri 6/2112:50 pmSNN - SEA
2 stops29h 13mKLM
Deal found 6/1$1,050
Fri 6/712:20 amSEA - SNN
2 stops21h 45mAmerican Airlines
Fri 6/212:50 pmSNN - SEA
2 stops35h 16mAmerican Airlines
Deal found 6/1$1,130
Sat 6/87:10 amSEA - SNN
1 stop19h 40mDelta
Fri 6/2112:50 pmSNN - SEA
1 stop17h 35mDelta
Deal found 6/2$1,464
Sat 6/811:15 amSEA - SNN
1 stop15h 35mKLM
Fri 6/2112:50 pmSNN - SEA
2 stops29h 13mKLM
Deal found 6/2$1,469
Fri 6/71:14 amSEA - SNN
2 stops20h 21mAmerican Airlines
Fri 6/211:45 pmSNN - SEA
2 stops19h 02mAmerican Airlines
Deal found 6/2$1,669
Fri 6/712:20 amSEA - SNN
2 stops21h 15mAmerican Airlines
Fri 6/219:25 pmSNN - SEA
1 stop22h 10mAmerican Airlines
Deal found 6/1$1,759
Fri 6/71:14 amSEA - SNN
2 stops20h 21mAmerican Airlines
Fri 6/219:25 pmSNN - SEA
1 stop22h 10mAmerican Airlines
Deal found 6/2$1,980

One-way flights to Shannon from Seattle

Search for one-way flight options from Seattle to Shannon. 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 2,807,690 searches. Data last updated June 2, 2024.
Some of the best available deals we've found on one-way flights from Seattle to Shannon. Users needing a return flight from Seattle to Shannon should utilize the search form above.
Fri 6/2111:59 pmSEA - SNN
3 stops51h 21mMultiple Airlines
Deal found 6/1$1,972
Fri 6/2111:00 pmSEA - SNN
2 stops33h 10mMultiple Airlines
Deal found 6/1$2,882
Fri 6/211:30 pmSEA - SNN
1 stop13h 50mMultiple Airlines
Deal found 6/1$6,936
Thu 6/2012:25 amSEA - SNN
1 stop23h 05mUnited Airlines
Deal found 6/1$7,462
Thu 6/2012:25 amSEA - SNN
2 stops26h 05mUnited Airlines
Deal found 6/1$7,468

Find flights from Seattle to Shannon within your budget

Customize your flight search to find flights from Seattle to Shannon 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 2,807,690 searches. Data last updated June 2, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$489 - $912

Route

Depart

Return

Price

Seattle/Tacoma IntlShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Tue 10/15

2 stops17h 24m

Shannon

Wed 10/23

2 stops21h 31m

$489

Seattle/Tacoma IntlShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Tue 10/15

1 stop14h 40m

Shannon

Wed 10/23

1 stop15h 02m

$503

Seattle/Tacoma IntlShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Tue 10/15

2 stops17h 52m

Shannon

Wed 10/23

1 stop15h 02m

$508

Seattle/Tacoma IntlShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Tue 9/24

2 stops16h 45m

Shannon

Tue 10/8

1 stop15h 01m

$523

Seattle/Tacoma IntlShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Sun 9/22

1 stop12h 30m

Shannon

Mon 10/7

1 stop22h 10m

$727

Seattle/Tacoma IntlShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Sun 9/22

2 stops19h 40m

Shannon

Fri 10/11

2 stops18h 46m

$779

Seattle/Tacoma IntlShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Sat 9/21

2 stops28h 10m

Shannon

Mon 10/7

2 stops32h 51m

$791

Seattle/Tacoma IntlShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Sat 7/13

1 stop19h 40m

Shannon

Sat 7/20

1 stop17h 35m

$824

Seattle/Tacoma IntlShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Tue 7/2

1 stop19h 40m

Shannon

Tue 7/9

2 stops29h 00m

$912

Flights are sorted by cheapest first

Deals found on 6/2

How far ahead should I book a flight from Seattle to Shannon?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Shannon. Price data was last updated on May 31, 2024.
The price you pay for your flight from Seattle to Shannon may vary depending on when you book. For the best chance of a lower fare, look to book 51 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Search Deals

What is the cheapest day to fly from Seattle to Shannon?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Shannon. Price data was last updated on June 2, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Seattle to Shannon flight should consider departing on Tuesday mornings when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Seattle to Shannon

Have a flexible travel schedule? Discover the best time to fly to Shannon from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Temperature and rainfall in Shannon by month

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

SNN

Temperature

42.8 - 60.8 °F

Reviews of airlines servicing Shannon

Get insights into the airlines that provide service to Shannon. 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 Shannon. Reviews last updated June 2, 2024.
To help decide which airline to fly from Seattle to Shannon, see what other customers have to say about Delta, American Airlines and British Airways. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
10,402 reviews
Check prices

Entertainment

8.0

Food

7.4

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.6

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.0
Very good
10,402 reviews
Delta
8.0
Very good
10,402 reviews
Check prices

Entertainment

8.0

Food

7.4

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.6

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

KLM
7.9
Good
1,507 reviews
Delta
8.0
Very good
10,402 reviews
Check prices

Entertainment

8.0

Food

7.4

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.6

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

United Airlines
7.4
Good
10,755 reviews
Delta
8.0
Very good
10,402 reviews
Check prices

Entertainment

8.0

Food

7.4

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.6

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

American Airlines
7.3
Good
14,260 reviews
Delta
8.0
Very good
10,402 reviews
Check prices

Entertainment

8.0

Food

7.4

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.6

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Air Canada
7.0
Good
7,021 reviews
Delta
8.0
Very good
10,402 reviews
Check prices

Entertainment

8.0

Food

7.4

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.6

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Shannon. 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 Seattle to Shannon for under $500 on Cheapflights?

    Yes, there are multiple flights from Seattle to Shannon for under $500. The cheapest flight booked recently is on American Airlines for just $489, but on average you can expect to pay $576.

  • Are there last-minute flights available from Seattle to Shannon for under $1,000?

    There are currently 9+ open flights from Seattle to Shannon within the next 7 days for less than $1,000.

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

    According to our current data, American Airlines ($489), United Airlines ($503), and British Airways ($727) 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.

  • What does SEA to SNN mean?

    This is defined as Seattle/Tacoma Intl Airport (SEA) and Shannon Airport (SNN). Codes like Shannon Airport are often used to just call airports uniquely.

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

    The amount of baggage you can bring on your Seattle to Shannon 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 Seattle to Shannon with specific airlines?

    Yes, Cheapflights allows you to browse and filter Seattle to Shannon 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 Seattle to Shannon that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle to Shannon 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 Seattle to Shannon that allow pets onboard?

    Many airlines flying from Seattle to Shannon 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 Seattle to Shannon?

    Yes, you can often find last-minute deals on Seattle to Shannon 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 Seattle to Shannon flight deals updated?

    The Seattle to Shannon flight deals you see on this page were last updated on 6/2.

  • 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, British Airways or Delta.

  • What is the cheapest month to book a flight from Seattle to Shannon?

    Currently, February is the cheapest month in which you can book a flight from Seattle to Shannon (average of $533). Flying from Seattle to Shannon in June is currently the most expensive (average of $1,023). 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.

See more FAQs

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Alternative routes for Seattle to Shannon
See prices for flight routes from nearby airports that may be better suited for you.

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Top 5 airlines flying from Seattle to Shannon

Discover the top 5 airlines that operate flights from Seattle to Shannon. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,807,690 searches. Data last updated June 2, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$549Average$929FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Aer LingusCheapest$556Average$813FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
United AirlinesCheapest$573Average$885FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapest$631Average$894FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
British AirwaysCheapest$754Average$938FlexibilityNo cancel feeOn-time70%
Search British Airways flights
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Search flights from Seattle to Shannon by cabin class

Find flights from Seattle to Shannon, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Business Class
Prem Econ 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 Seattle to Shannon?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Seattle to Shannon. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights helps you find that perfect flight to Shannon from Seattle by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Seattle to Shannon flexibly with Cheapflights today.

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

Of course! You can now track prices for flights from Seattle to Shannon and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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