HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Shannon

$550+ Cheap flights from Buffalo (BUF) 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 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SNN
Mar 14 — Mar 211
Sat 3/14
Sat 3/21
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Buffalo to Shannon with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 February 12, 2026.

This Air France deal was found by Cheapflights users on 2/10. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/267:55 pm
BUF
-
SNN
1 stop10h 15m
Air France
Fri 6/191:05 pm
SNN
-
BUF
1 stop10h 55m
Air France
Deal found 2/10$550
This Delta deal was found by Cheapflights users on 2/10. 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.
Tue 5/2612:04 pm
BUF
-
SNN
2 stops18h 06m
Delta
Thu 6/181:05 pm
SNN
-
BUF
2 stops24h 18m
Delta
Deal found 2/10$554
This Delta deal was found by Cheapflights users on 2/9. 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.
Tue 5/267:55 pm
BUF
-
SNN
1 stop10h 15m
Delta
Sat 6/201:05 pm
SNN
-
BUF
1 stop15h 51m
Delta
Deal found 2/9$624
This Air France deal was found by Cheapflights users on 2/10. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/263:53 pm
BUF
-
SNN
1 stop14h 17m
Air France
Sun 6/211:05 pm
SNN
-
BUF
1 stop15h 51m
Air France
Deal found 2/10$664
This Delta deal was found by Cheapflights users on 2/10. 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.
Tue 5/2612:04 pm
BUF
-
SNN
2 stops18h 06m
Delta
Mon 6/221:05 pm
SNN
-
BUF
2 stops24h 18m
Delta
Deal found 2/10$668
This United Airlines deal was found by Cheapflights users on 2/11. 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.
Tue 5/265:47 pm
BUF
-
SNN
1 stop32h 43m
United Airlines
Sat 6/209:30 am
SNN
-
BUF
1 stop16h 32m
United Airlines
Deal found 2/11$669
This British Airways deal was found by Cheapflights users on 2/8. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/2512:31 pm
BUF
-
SNN
2 stops25h 54m
British Airways
Sun 3/18:05 pm
SNN
-
BUF
2 stops32h 35m
British Airways
Deal found 2/8$688

Find 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 February 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$550
(Air France)
Provider with most accurate pricing for Buffalo-Shannon flight deals.
Search Deals
Provider most trusted by Cheapflights users for Buffalo-Shannon flights.
Search Deals
From Buffalo to Shannon
Search Deals

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 February 12, 2026.
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

Tue 5/26

7:55 pm-11:10 am

1 stop10h 15m

Shannon

Thu 6/18

1:05 pm-7:00 pm

1 stop10h 55m

$550

BuffaloShannon

BUF - SNN

BUFSNN

Buffalo

Tue 5/26

12:04 pm-11:10 am

2 stops18h 06m

Shannon

Thu 6/18

1:05 pm-8:23 am

2 stops24h 18m

$554

BuffaloShannon

BUF - SNN

BUFSNN

Buffalo

Tue 5/26

3:52 pm-11:10 am

2 stops14h 18m

Shannon

Fri 6/19

1:05 pm-11:56 pm

1 stop15h 51m

$554

BuffaloShannon

BUF - SNN

BUFSNN

Buffalo

Tue 5/26

6:25 am-11:10 am

2 stops23h 45m

Shannon

Fri 6/19

1:05 pm-8:23 am

2 stops24h 18m

$554

BuffaloShannon

BUF - SNN

BUFSNN

Buffalo

Tue 5/26

3:53 pm-11:10 am

1 stop14h 17m

Shannon

Sat 6/20

1:05 pm-11:56 pm

1 stop15h 51m

$624

BuffaloShannon

BUF - SNN

BUFSNN

Buffalo

Tue 5/26

7:55 pm-11:10 am

1 stop10h 15m

Shannon

Sat 6/20

1:05 pm-11:56 pm

1 stop15h 51m

$624

BuffaloShannon

BUF - SNN

BUFSNN

Buffalo

Tue 5/26

3:53 pm-11:10 am

1 stop14h 17m

Shannon

Sat 6/20

1:05 pm-11:56 pm

1 stop15h 51m

$624

BuffaloShannon

BUF - SNN

BUFSNN

Buffalo

Tue 5/26

3:52 pm-11:10 am

2 stops14h 18m

Shannon

Sat 6/20

1:05 pm-11:56 pm

1 stop15h 51m

$628

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/10

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 February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buffalo-Shannon, Clare flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.

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 February 12, 2026.
Read reviews from past customers who have flown United Airlines from Buffalo 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.
United Airlines
7.4
Good
9,276 reviews

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,276 reviews
United Airlines
7.4
Good
9,276 reviews

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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.

  • How long is the flight from Buffalo to Shannon, Clare?

    There are many flights that can get you from Buffalo to Shannon, Clare in 10h 15m. Fly via Air France, Delta, or KLM to get the fastest option. The distance between Buffalo and Shannon, Clare is about 3174 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Buffalo to Shannon, Clare round-trip?

    Flying on United Airlines is currently your cheapest option to Shannon, Clare, with prices starting at $556.

  • 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.

See more FAQs

Traveling to a place near Shannon?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Buffalo to Shannon

Discover the top airline 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 February 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$556Average$935FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.