$350 Cheap Flights from Columbus (CMH) to Shannon (SNN)

View $350 flight on Mon, May 11, 2026Opens in a new window

Popular airlines from John Glenn Columbus Intl. Airport (CMH) to Shannon Airport (SNN)

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Cheap Flights from Columbus to Shannon (CMH-SNN)

Prices were available within the past 7 days and start at $350 for one-way flights and $586 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, Sep 11 - Fri, Sep 18
CMH
Columbus
SNN
Shannon
$586 Roundtrip, found 9 hours ago
$586
Roundtrip
found 9 hours ago
Select Delta flight, departing Fri, Sep 11 from Columbus to Shannon, returning Fri, Sep 18, priced at $586 found 9 hours ago
Delta
Fri, Sep 11 - Fri, Sep 18
CMH
Columbus
SNN
Shannon
$591 Roundtrip, found 9 hours ago
$591
Roundtrip
found 9 hours ago
Select Delta flight, departing Fri, Sep 11 from Columbus to Shannon, returning Fri, Sep 18, priced at $591 found 9 hours ago
KLM
Fri, Sep 11 - Fri, Sep 18
CMH
Columbus
SNN
Shannon
$614 Roundtrip, found 9 hours ago
$614
Roundtrip
found 9 hours ago
Select KLM flight, departing Fri, Sep 11 from Columbus to Shannon, returning Fri, Sep 18, priced at $614 found 9 hours ago
KLM
Fri, Sep 11 - Fri, Sep 18
CMH
Columbus
SNN
Shannon
$619 Roundtrip, found 9 hours ago
$619
Roundtrip
found 9 hours ago
Select KLM flight, departing Fri, Sep 11 from Columbus to Shannon, returning Fri, Sep 18, priced at $619 found 9 hours ago
United
Wed, Aug 26 - Mon, Sep 7
CMH
Columbus
SNN
Shannon
$636 Roundtrip, found 1 day ago
$636
Roundtrip
found 1 day ago
Select United flight, departing Wed, Aug 26 from Columbus to Shannon, returning Mon, Sep 7, priced at $636 found 1 day ago
United
Wed, Aug 26 - Mon, Sep 7
CMH
Columbus
SNN
Shannon
$642 Roundtrip, found 1 day ago
$642
Roundtrip
found 1 day ago
Select United flight, departing Wed, Aug 26 from Columbus to Shannon, returning Mon, Sep 7, priced at $642 found 1 day ago
United
Thu, Aug 20 - Sat, Aug 29
CMH
Columbus
SNN
Shannon
$642 Roundtrip, found 1 hour ago
$642
Roundtrip
found 1 hour ago
Select United flight, departing Thu, Aug 20 from Columbus to Shannon, returning Sat, Aug 29, priced at $642 found 1 hour ago
Delta
Fri, Sep 11 - Fri, Sep 18
CMH
Columbus
SNN
Shannon
$664 Roundtrip, found 9 hours ago
$664
Roundtrip
found 9 hours ago
Select Delta flight, departing Fri, Sep 11 from Columbus to Shannon, returning Fri, Sep 18, priced at $664 found 9 hours ago
Air Canada
Sat, Mar 28 - Sat, Apr 4
CMH
Columbus
SNN
Shannon
$674 Roundtrip, found 2 days ago
$674
Roundtrip
found 2 days ago
Select Air Canada flight, departing Sat, Mar 28 from Columbus to Shannon, returning Sat, Apr 4, priced at $674 found 2 days ago
Iberia
Wed, Mar 18 - Mon, Mar 23
CMH
Columbus
SNN
Shannon
$681 Roundtrip, found 2 days ago
$681
Roundtrip
found 2 days ago
Select Iberia flight, departing Wed, Mar 18 from Columbus to Shannon, returning Mon, Mar 23, priced at $681 found 2 days ago

Find the cheapest month to fly from Columbus (CMH) to Shannon (SNN)

April is typically the cheapest month to fly

From $530 - $1,658 per traveler.

Alternative airports near Shannon

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Shannon Airport SNN. Cheapest and Closest option available. Average driving time to city center is 7 minutes. Flights from $1,405
SNN
Shannon Airport
CheapestClosest
Average driving time to city center7 min
Flights from $1,405

Frequently asked questions

How much does a flight from John Glenn Columbus Intl. Airport (CMH) to Shannon Airport (SNN) cost?
Lock in a cheap one-way flight from $350 or cheap return flight from $586 from John Glenn Columbus Intl. Airport (CMH) to Shannon Airport (SNN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from John Glenn Columbus Intl. Airport (CMH) to Shannon Airport (SNN)?
The cheapest month to fly from CMH to SNN is September, when there's less demand. Off-peak months are generally when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from John Glenn Columbus Intl. Airport (CMH) to Shannon Airport (SNN)?
To find the cheapest airline flying from CMH to SNN, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from John Glenn Columbus Intl. Airport (CMH) to Shannon Airport (SNN)?
There aren't any daily nonstop flights departing from John Glenn Columbus Intl. Airport (CMH) to Shannon Airport (SNN). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be soaring above the clouds in no time.
What day of the week has the most flights from CMH to SNN?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change based on a range of factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from John Glenn Columbus Intl. Airport (CMH) to Shannon Airport (SNN)?
To avoid potential delays on the John Glenn Columbus Intl. Airport (CMH) to Shannon Airport (SNN) route, aim to fly before 3 PM. Departures after this hour have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from John Glenn Columbus Intl. Airport (CMH) to Shannon Airport (SNN) last-minute?
Booking your flight from CMH to SNN right before your getaway is typically more expensive. However, if there's some wiggle room with your travel dates and times, you could score a cheap last-minute fare.
Is it cheaper to book a CMH to SNN flight and hotel package?
You'll typically save money by securing a CMH to SNN flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. Once you've chosen your preferred accommodations and flights, you can add extras such as car rentals, tours and activities.
Can I cancel or change the date of my flight from John Glenn Columbus Intl. Airport (CMH) to Shannon Airport (SNN)?
If you booked your CMH to SNN flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
John Glenn Columbus Intl.
Destination airport
Shannon
Airlines serving
Air Canada, Air France, American Airlines, British Airways, Delta, KLM, Lufthansa, United
Roundtrip price
$586
Distance
3471 mi

Book with confidence

Columbus to Shannon Flights

The cheapest times to fly from Columbus to Shannon

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Columbus to Shannon are during the month of September. You can find some of the cheapest flights from Columbus to Shannon with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Columbus to Shannon

Sunday is one of the best days to book for cheap flights from Columbus to Shannon: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Columbus to Shannon

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Columbus to Shannon in 2026. You can also book with separate airlines for your outbound and return journeys, from $350 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Columbus to Shannon flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Columbus to Shannon airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Columbus to Shannon Flights

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*Available to One Key members.