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Shannon

$487+ Cheap flights from Atlanta (ATL) to Shannon (SNN)

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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — SNN
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Atlanta to Shannon

Discover tips and strategies to find the most affordable flight options for your journey from Atlanta (ATL) 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 July 29, 2025.

Round-trip from

$634
(American Airlines)

One-way from

$487
(KLM)

Popular in

May

Cheapest in

January

Average price

$827
From Atlanta Hartsfield-Jackson to Shannon
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One-way flight from Atlanta Hartsfield-Jackson to Shannon
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Highest demand for flights based on searches. 9% potential increase in price ($102 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Atlanta to Shannon

Cheapest flights from Atlanta to Shannon
Explore the most affordable flight options available from Atlanta to Shannon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This United Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/310:30 amATL - SNN
2 stops18h 45mUnited Airlines
Tue 8/199:30 amSNN - ATL
2 stops18h 00mUnited Airlines
Deal found 7/27$627
This American Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1710:25 pmATL - SNN
1 stop12h 25mAmerican Airlines
Fri 11/77:50 amSNN - ATL
1 stop17h 20mAmerican Airlines
Deal found 7/27$634
This Mytrip deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/199:59 amATL - SNN
2 stops26h 21mMultiple Airlines
Sun 10/57:10 amSNN - ATL
3 stops31h 15mMultiple Airlines
Deal found 7/28$768
This Air Canada deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/178:55 amATL - SNN
2 stops21h 25mAir Canada
Fri 11/77:50 amSNN - ATL
3 stops20h 19mAir Canada
Deal found 7/29$850

Cheapflights Fare Finder

 
Customize your flight search to find flights from Atlanta 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 2,558,603 searches. Data last updated July 29, 2025.
Use the filters below to find and compare flights from Atlanta to Shannon that are best for you.

Fly from

Atlanta

Fly to

Shannon

Route

Depart

Return

Price

AtlantaShannon

ATL - SNN

ATLSNN

Atlanta Hartsfield-Jackson

Fri 10/17

10:25 pm-3:50 pm

1 stop12h 25m

Shannon

Fri 11/7

7:50 am-8:10 pm

1 stop17h 20m

$634

AtlantaShannon

ATL - SNN

ATLSNN

Atlanta Hartsfield-Jackson

Tue 8/12

5:30 am-7:30 am

2 stops21h 00m

Shannon

Tue 8/19

9:30 am-7:38 pm

2 stops15h 08m

$641

AtlantaShannon

ATL - SNN

ATLSNN

Atlanta Hartsfield-Jackson

Fri 9/19

9:59 am-5:20 pm

2 stops26h 21m

Shannon

Sun 10/5

7:10 am-9:25 am

3 stops31h 15m

$768

AtlantaShannon

ATL - SNN

ATLSNN

Atlanta Hartsfield-Jackson

Fri 10/17

8:55 am-11:20 am

2 stops21h 25m

Shannon

Fri 11/7

7:50 am-11:09 pm

3 stops20h 19m

$850

AtlantaShannon

ATL - SNN

ATLSNN

Atlanta Hartsfield-Jackson

Sun 8/3

3:15 pm-11:10 am

1 stop14h 55m

$487

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Best time to book a flight from Atlanta to Shannon

Have a flexible travel schedule? Discover the best time to fly to Shannon from Atlanta 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.

Cheapflights Insights

Everything you need to know about your flight from Atlanta to Shannon

What is the cheapest month to book a flight from Atlanta to Shannon, Clare?

Currently, February is the cheapest month in which you can book a flight from Atlanta to Shannon, Clare (average of $533). Flying from Atlanta to Shannon, Clare in June is currently the most expensive (average of $932). 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.

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

Find hourly flight availability from Atlanta to Shannon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

It’s optimal to fly from Atlanta to Shannon, Clare in the evening. By choosing this option you can save up to 21% on the cost of your flight, compared to a flight in the morning.

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 July 29, 2025.
Read reviews from past customers who have flown KLM, United Airlines, and American Airlines from Atlanta to Shannon. 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
7.8
Good
1,383 reviews

Boarding

7.8

Overall

7.8

Entertainment

7.1

Comfort

7.7

Crew

8.4

Food

7.3

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7.8
Good
1,383 reviews
KLM
7.8
Good
1,383 reviews

Boarding

7.8

Overall

7.8

Entertainment

7.1

Comfort

7.7

Crew

8.4

Food

7.3

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
United Airlines
7.4
Good
8,899 reviews
KLM
7.8
Good
1,383 reviews

Boarding

7.8

Overall

7.8

Entertainment

7.1

Comfort

7.7

Crew

8.4

Food

7.3

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
American Airlines
7.2
Good
10,000 reviews
KLM
7.8
Good
1,383 reviews

Boarding

7.8

Overall

7.8

Entertainment

7.1

Comfort

7.7

Crew

8.4

Food

7.3

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Air Canada
7.1
Good
9,822 reviews
KLM
7.8
Good
1,383 reviews

Boarding

7.8

Overall

7.8

Entertainment

7.1

Comfort

7.7

Crew

8.4

Food

7.3

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

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

  • What are the cheapest airlines flying from Atlanta to Shannon, Clare round-trip?

    Our cheapest airline available from Atlanta to Shannon, Clare is American Airlines. Our recent data shows that you can find tickets from as low as $634 on this airline. Additional options worth looking into are United Airlines and Air Canada, starting at $641 and $850 round-trip. Users have found that American Airlines is 32% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Atlanta 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.

  • What is the cheapest month to book a flight from Atlanta to Shannon, Clare?

    Currently, February is the cheapest month in which you can book a flight from Atlanta to Shannon, Clare (average of $533). Flying from Atlanta to Shannon, Clare in June is currently the most expensive (average of $932). 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

Traveling to a place near Shannon?

Book flights to Shannon if you plan to visit one of these locations
Ennis

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Top 3 airlines flying from Atlanta to Shannon

Discover the top 3 airlines that operate flights from Atlanta 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 2,558,603 searches. Data last updated July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$292Average$845FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$586Average$890FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$614Average$977FlexibilityNo cancel feeOn-time71%

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