$511 Cheap Flights from Appleton (ATW) to Shannon (SNN)

View $511 flight on Mon, Apr 20, 2026Opens in a new window

Popular airlines from Appleton, WI (ATW-Appleton Intl.) to Shannon Airport (SNN)

Cheap Flights from Appleton to Shannon (ATW-SNN)

Prices were available within the past 7 days and start at $511 for one-way flights and $913 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, May 21 - Wed, May 27
ATW
Appleton
SNN
Shannon
$913 Roundtrip, found 5 days ago
$913
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, May 21 from Appleton to Shannon, returning Wed, May 27, priced at $913 found 5 days ago
American Airlines
Thu, May 21 - Wed, May 27
ATW
Appleton
SNN
Shannon
$918 Roundtrip, found 5 days ago
$918
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, May 21 from Appleton to Shannon, returning Wed, May 27, priced at $918 found 5 days ago
American Airlines
Thu, May 21 - Wed, May 27
ATW
Appleton
SNN
Shannon
$919 Roundtrip, found 5 days ago
$919
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, May 21 from Appleton to Shannon, returning Wed, May 27, priced at $919 found 5 days ago
American Airlines
Thu, May 21 - Wed, May 27
ATW
Appleton
SNN
Shannon
$920 Roundtrip, found 5 days ago
$920
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, May 21 from Appleton to Shannon, returning Wed, May 27, priced at $920 found 5 days ago
American Airlines
Thu, May 21 - Wed, May 27
ATW
Appleton
SNN
Shannon
$922 Roundtrip, found 5 days ago
$922
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, May 21 from Appleton to Shannon, returning Wed, May 27, priced at $922 found 5 days ago
American Airlines
Thu, May 21 - Wed, May 27
ATW
Appleton
SNN
Shannon
$923 Roundtrip, found 5 days ago
$923
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, May 21 from Appleton to Shannon, returning Wed, May 27, priced at $923 found 5 days ago
American Airlines
Thu, May 21 - Wed, May 27
ATW
Appleton
SNN
Shannon
$924 Roundtrip, found 5 days ago
$924
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, May 21 from Appleton to Shannon, returning Wed, May 27, priced at $924 found 5 days ago
Delta
Thu, May 21 - Wed, May 27
ATW
Appleton
SNN
Shannon
$1,150 Roundtrip, found 5 days ago
$1,150
Roundtrip
found 5 days ago
Select Delta flight, departing Thu, May 21 from Appleton to Shannon, returning Wed, May 27, priced at $1,150 found 5 days ago
United
Sat, Sep 13 - Sat, Sep 20
ATW
Appleton
SNN
Shannon
$1,299 Roundtrip, found 1 day ago
$1,299
Roundtrip
found 1 day ago
Select United flight, departing Sat, Sep 13 from Appleton to Shannon, returning Sat, Sep 20, priced at $1,299 found 1 day ago
Air France
Thu, Jun 18 - Wed, Jun 24
ATW
Appleton
SNN
Shannon
$1,981 Roundtrip, found 5 days ago
$1,981
Roundtrip
found 5 days ago
Select Air France flight, departing Thu, Jun 18 from Appleton to Shannon, returning Wed, Jun 24, priced at $1,981 found 5 days ago
Flights from Appleton (ATW) to Shannon (SNN)
Origin airport
Appleton Intl.
Destination airport
Shannon
Airlines serving
American Airlines, Delta, United
Roundtrip price
$912
Distance
3502 mi

Appleton to Shannon Flights

The cheapest times to fly from Appleton 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 Appleton to Shannon are during the month of May. You can find some of the cheapest flights from Appleton to Shannon with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Appleton to Shannon

Sunday is one of the best days to book for cheap flights from Appleton 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 Appleton 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 Appleton to Shannon in 2025. You can also book with separate airlines for your outbound and return journeys, from $511 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 Appleton 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 Appleton 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.

 

Frequently asked questions

How much does a flight from Appleton Intl. Airport (ATW) to Shannon Airport (SNN) cost?
Get a cheap one-way flight from $511 or cheap return flight from $913 from Appleton Intl. Airport (ATW) 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 Appleton Intl. Airport (ATW) to Shannon Airport (SNN)?
The cheapest month to fly from ATW to SNN is May, when demand is low. Off-peak months are typically when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Appleton Intl. Airport (ATW) to Shannon Airport (SNN)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest ATW to SNN flight.
How many flights per day from Appleton Intl. Airport (ATW) to Shannon Airport (SNN)?
You'll have to catch a flight with a layover if you're traveling from Appleton Intl. Airport (ATW) to Shannon Airport (SNN). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from ATW to SNN?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can vary depending 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 Appleton Intl. Airport (ATW) to Shannon Airport (SNN)?
To touch down at Shannon Airport (SNN) on schedule, select a flight that leaves from Appleton Intl. Airport (ATW) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Appleton Intl. Airport (ATW) to Shannon Airport (SNN) last-minute?
Holding off until just before your departure to book a flight from ATW to SNN often results in higher prices. Although you may find some last-minute discounts, they're not always guaranteed. Allow some flexibility in your schedule to maximize your chances of snagging a bargain.
Is it cheaper to book an ATW to SNN flight and hotel package?
Compared with arranging flights and hotels separately, booking an ATW to SNN flight and hotel package with Expedia could result in significant savings. What's more, having it all in one place will take the stress out of travel planning. Just pick your flights and select from our wide range of stays, then personalize your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Appleton Intl. Airport (ATW) to Shannon Airport (SNN)?
Usually, it's possible to cancel or reschedule your ATW to SNN flight. However, if it's been more than 24 hours since booking, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find further details on our Customer Service portal.

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*Available to One Key members.