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Shannon

$518+ Cheap flights from Buffalo (BUF) 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 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SNN
May 17 — May 241
Sat 5/17
Sat 5/24
1 adult, Economy
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Cheap flight deals from Buffalo to Shannon

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

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$640
(KLM)

One-way from

$518
(Ovago)

Popular in

June

Cheapest in

August

Average price

$1,066
Provider with most accurate pricing for Buffalo-Shannon flight deals.
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Provider most trusted by Cheapflights users for Buffalo-Shannon flights.
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From Buffalo to Shannon
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One-way flight from Buffalo to Shannon
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Highest demand for flights based on searches. 22% potential increase in price ($279 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Buffalo to Shannon

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

This KLM deal was found by Cheapflights users on 5/11. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/103:58 pmBUF - SNN
1 stop14h 12mKLM
Thu 9/181:05 pmSNN - BUF
1 stop10h 50mKLM
Deal found 5/11$640
This KLM deal was found by Cheapflights users on 5/11. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/103:58 pmBUF - SNN
1 stop14h 12mMultiple Airlines
Wed 9/171:05 pmSNN - BUF
2 stops14h 58mMultiple Airlines
Deal found 5/11$645
This United Airlines deal was found by Cheapflights users on 5/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1110:30 amBUF - SNN
2 stops16h 00mUnited Airlines
Thu 9/1812:30 pmSNN - BUF
1 stop10h 54mUnited Airlines
Deal found 5/11$690
This Air Canada deal was found by Cheapflights users on 5/12. 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.
Sat 8/910:50 amBUF - SNN
3 stops19h 30mAir Canada
Sat 8/167:40 amSNN - BUF
3 stops19h 48mAir Canada
Deal found 5/12$1,285

Cheapflights Fare Finder

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

Fly from

Buffalo

Fly to

Shannon

Route

Depart

Return

Price

BuffaloShannon

BUF - SNN

BUFSNN

Buffalo

Wed 9/10

3:58 pm-11:10 am

1 stop14h 12m

Shannon

Wed 9/17

1:05 pm-6:55 pm

1 stop10h 50m

$640

BuffaloShannon

BUF - SNN

BUFSNN

Buffalo

Wed 9/10

3:58 pm-11:10 am

1 stop14h 12m

Shannon

Wed 9/17

1:05 pm-11:03 pm

2 stops14h 58m

$645

BuffaloShannon

BUF - SNN

BUFSNN

Buffalo

Thu 9/11

10:30 am-7:30 am

2 stops16h 00m

Shannon

Thu 9/18

12:30 pm-6:24 pm

1 stop10h 54m

$690

BuffaloShannon

BUF - SNN

BUFSNN

Buffalo

Thu 6/26

7:53 pm-4:10 pm

2 stops15h 17m

Shannon

Thu 7/3

7:40 am-7:28 pm

2 stops16h 48m

$1,107

BuffaloShannon

BUF - SNN

BUFSNN

Buffalo

Sat 8/9

10:50 am-11:20 am

3 stops19h 30m

Shannon

Sat 8/16

7:40 am-10:28 pm

3 stops19h 48m

$1,285

BuffaloShannon

BUF - SNN

BUFSNN

Buffalo

Wed 9/17

6:00 am-5:55 am

1 stop18h 55m

$518

BuffaloShannon

BUF - SNN

BUFSNN

Buffalo

Wed 9/17

4:33 pm-11:20 am

2 stops13h 47m

$581

BuffaloShannon

BUF - SNN

BUFSNN

Buffalo

Thu 6/26

7:15 pm-10:15 am

1 stop10h 00m

$646

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/12

Compare providers for flights from Buffalo to Shannon

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Buffalo to Shannon in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Buffalo-Shannon, Clare flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Buffalo-Shannon, Clare flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Buffalo-Shannon, Clare flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Buffalo-Shannon, Clare flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Buffalo-Shannon, Clare flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Buffalo to Shannon

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

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

Find hourly flight availability from Buffalo 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 May 12, 2025.

It’s typically best to fly out from Buffalo to Shannon, Clare in the afternoon. Doing so could potentially save you 22% on the flight price compared to flying in the evening, which is usually more expensive.

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 May 12, 2025.
KLM
7.8
Good
1,340 reviews

Crew

8.4

Boarding

7.8

Food

7.2

Comfort

7.7

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
KLM
7.8
Good
1,340 reviews
KLM
7.8
Good
1,340 reviews

Crew

8.4

Boarding

7.8

Food

7.2

Comfort

7.7

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
United Airlines
7.4
Good
8,724 reviews
KLM
7.8
Good
1,340 reviews

Crew

8.4

Boarding

7.8

Food

7.2

Comfort

7.7

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
American Airlines
7.2
Good
10,000 reviews
KLM
7.8
Good
1,340 reviews

Crew

8.4

Boarding

7.8

Food

7.2

Comfort

7.7

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Aer Lingus
7.1
Good
1,083 reviews
KLM
7.8
Good
1,340 reviews

Crew

8.4

Boarding

7.8

Food

7.2

Comfort

7.7

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Air Canada
7.0
Good
9,328 reviews
KLM
7.8
Good
1,340 reviews

Crew

8.4

Boarding

7.8

Food

7.2

Comfort

7.7

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

Related info for your journey

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

    Flying on KLM is currently your cheapest option to Shannon, Clare, with prices starting at $640. Additional round-trip tickets that might be worth considering are offered by United Airlines and American Airlines, with the lowest prices starting at $750 and $1,107, respectively. These flights start at 33% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Buffalo to Shannon, Clare one-way?

    For one-way options, check prices for Aer Lingus. According to our data, you can fly for as low as $518. Users have also found prices from $581 and $646 on American Airlines and United Airlines, respectively.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Buffalo to Shannon, Clare (average of $533). Flying from Buffalo to Shannon, Clare in June is currently the most expensive (average of $998). 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.

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Top 2 airlines flying from Buffalo to Shannon

Discover the top 2 airlines that operate flights from Buffalo 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 May 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$450Average$756FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$687Average$832FlexibilityNo cancel feeOn-time69%

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