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Shannon

$535+ Cheap flights from Charleston (CHS) to Shannon (SNN)

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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — SNN
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Charleston to Shannon

Discover tips and strategies to find the most affordable flight options for your journey from Charleston (CHS) 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 12, 2025.

Round-trip from

$535
(KLM)

Popular in

December

Cheapest in

January

Average price

$898
From Charleston to Shannon
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($180 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($73 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Charleston to Shannon

Cheapest flights from Charleston to Shannon
Explore the most affordable flight options available from Charleston to Shannon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This KLM deal was found by Cheapflights users on 6/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/105:40 pmCHS - SNN
1 stop12h 30mKLM
Thu 8/211:05 pmSNN - CHS
1 stop13h 17mKLM
Deal found 6/10$535
This American Airlines deal was found by Cheapflights users on 6/10. 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 7/256:02 pmCHS - SNN
2 stops16h 48mAmerican Airlines
Fri 8/17:40 amSNN - CHS
2 stops18h 50mAmerican Airlines
Deal found 6/10$753
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Fri 10/106:02 amCHS - SNN
2 stops23h 13mUnited Airlines
Mon 10/1312:30 pmSNN - CHS
2 stops27h 05mUnited Airlines
Deal found 6/10$755
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/257:00 amCHS - SNN
1 stop23h 10mDelta
Fri 8/11:05 pmSNN - CHS
1 stop28h 05mDelta
Deal found 6/10$920
This Cheapflightsfares deal was found by Cheapflights users on 6/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/97:00 amCHS - SNN
1 stop17h 25mAer Lingus
Mon 10/131:45 pmSNN - CHS
1 stop14h 33mAer Lingus
Deal found 6/11$927
This Air Canada deal was found by Cheapflights users on 6/12. 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.
Sun 8/104:55 pmCHS - SNN
2 stops18h 15mMultiple Airlines
Thu 8/217:40 amSNN - CHS
3 stops20h 47mMultiple Airlines
Deal found 6/12$964
This Gurufare deal was found by Cheapflights users on 6/10. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/2111:11 amCHS - SNN
1 stop18h 04mLufthansa
Sat 7/1212:30 pmSNN - CHS
1 stop15h 30mLufthansa
Deal found 6/10$1,213
This Cheapflightsfares deal was found by Cheapflights users on 6/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/103:54 pmCHS - SNN
2 stops19h 16mBritish Airways
Thu 8/217:40 amSNN - CHS
2 stops18h 45mBritish Airways
Deal found 6/11$1,425
This Air Canada deal was found by Cheapflights users on 6/11. 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.
Sun 8/311:20 amCHS - SNN
3 stops19h 00mAir Canada
Sun 8/107:40 amSNN - CHS
3 stops20h 33mAir Canada
Deal found 6/11$1,795

Cheapflights Fare Finder

Customize your flight search to find flights from Charleston 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 June 12, 2025.
Use the filters below to find and compare flights from Charleston to Shannon that are best for you.

Fly from

Charleston

Fly to

Shannon

Route

Depart

Return

Price

CharlestonShannon

CHS - SNN

CHSSNN

Charleston

Sun 8/10

5:40 pm-11:10 am

1 stop12h 30m

Shannon

Thu 8/21

1:05 pm-9:22 pm

1 stop13h 17m

$535

CharlestonShannon

CHS - SNN

CHSSNN

Charleston

Sun 8/3

3:05 pm-11:10 am

2 stops15h 05m

Shannon

Sun 8/10

1:05 pm-9:32 pm

1 stop13h 27m

$705

CharlestonShannon

CHS - SNN

CHSSNN

Charleston

Fri 7/25

6:02 pm-3:50 pm

2 stops16h 48m

Shannon

Fri 8/1

7:40 am-9:30 pm

2 stops18h 50m

$753

CharlestonShannon

CHS - SNN

CHSSNN

Charleston

Fri 7/25

11:25 am-10:15 am

2 stops17h 50m

Shannon

Fri 8/1

9:30 am-10:14 am

2 stops29h 44m

$795

CharlestonShannon

CHS - SNN

CHSSNN

Charleston

Fri 7/25

7:00 am-11:10 am

1 stop23h 10m

Shannon

Fri 8/1

1:05 pm-12:10 pm

1 stop28h 05m

$920

CharlestonShannon

CHS - SNN

CHSSNN

Charleston

Sat 6/21

11:11 am-10:15 am

1 stop18h 04m

Shannon

Sat 7/12

12:30 pm-11:00 pm

1 stop15h 30m

$1,213

CharlestonShannon

CHS - SNN

CHSSNN

Charleston

Sun 8/10

3:54 pm-4:10 pm

2 stops19h 16m

Shannon

Thu 8/21

7:40 am-9:25 pm

2 stops18h 45m

$1,425

CharlestonShannon

CHS - SNN

CHSSNN

Charleston

Sun 8/3

11:20 am-11:20 am

3 stops19h 00m

Shannon

Sun 8/10

7:40 am-11:13 pm

3 stops20h 33m

$1,795

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Best time to book a flight from Charleston to Shannon

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

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

Find hourly flight availability from Charleston 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 June 12, 2025.

It’s optimal to fly from Charleston to Shannon, Clare at noon. By choosing this option you can save up to 47% on the cost of your flight, compared to a flight in the morning.

Rainfall in Shannon by month

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

In terms of precipitation, rainfall in Shannon, Clare ranges from 2.3 - 4.1 inches per month. October is typically the wettest month, when rainfall can reach 4.1 in. April is typically the driest time to visit Shannon, Clare when rainfall is around 2.3 in.

Temperature in Shannon by month

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

If weather is an important factor for your trip to Shannon, Clare, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 42.8 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 12, 2025.
Read through reviews of airlines operating flights from Charleston to Shannon, such as Delta, KLM and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
9,531 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Charleston 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 Charleston to Shannon, Clare round-trip?

    Our cheapest airline available from Charleston to Shannon, Clare is KLM. Our recent data shows that you can find tickets from as low as $535 on this airline. Additional options worth looking into are American Airlines and United Airlines, starting at $753 and $755 round-trip. KLM is 42% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Charleston 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 Charleston to Shannon, Clare?

    Currently, February is the cheapest month in which you can book a flight from Charleston to Shannon, Clare (average of $533). Flying from Charleston to Shannon, Clare in June is currently the most expensive (average of $959). 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 Charleston?

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

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Top 4 airlines flying from Charleston to Shannon

Discover the top 4 airlines that operate flights from Charleston 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$525Average$582FlexibilityNo cancel feeOn-time71%
DeltaCheapest$575Average$775FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$595Average$932FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$750Average$912FlexibilityNo cancel feeOn-timeN/A

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