$556 Cheap Flights from Appleton (ATW) to Shannon (SNN)

View $556 flight on Wed, Aug 5, 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 $556 for one-way flights and $541 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, Apr 13 - Fri, May 1
ATW
Appleton
SNN
Shannon
$541 Roundtrip, found 6 days ago
$541
Roundtrip
found 6 days ago
Select United flight, departing Mon, Apr 13 from Appleton to Shannon, returning Fri, May 1, priced at $541 found 6 days ago
United
Mon, Apr 13 - Tue, Apr 28
ATW
Appleton
SNN
Shannon
$551 Roundtrip, found 6 days ago
$551
Roundtrip
found 6 days ago
Select United flight, departing Mon, Apr 13 from Appleton to Shannon, returning Tue, Apr 28, priced at $551 found 6 days ago
United
Tue, Apr 14 - Tue, Apr 28
ATW
Appleton
SNN
Shannon
$566 Roundtrip, found 6 days ago
$566
Roundtrip
found 6 days ago
Select United flight, departing Tue, Apr 14 from Appleton to Shannon, returning Tue, Apr 28, priced at $566 found 6 days ago
United
Tue, Apr 14 - Tue, Apr 28
ATW
Appleton
SNN
Shannon
$571 Roundtrip, found 6 days ago
$571
Roundtrip
found 6 days ago
Select United flight, departing Tue, Apr 14 from Appleton to Shannon, returning Tue, Apr 28, priced at $571 found 6 days ago
United
Tue, Apr 14 - Tue, Apr 28
ATW
Appleton
SNN
Shannon
$582 Roundtrip, found 6 days ago
$582
Roundtrip
found 6 days ago
Select United flight, departing Tue, Apr 14 from Appleton to Shannon, returning Tue, Apr 28, priced at $582 found 6 days ago
United
Sat, Apr 11 - Fri, May 1
ATW
Appleton
SNN
Shannon
$591 Roundtrip, found 6 days ago
$591
Roundtrip
found 6 days ago
Select United flight, departing Sat, Apr 11 from Appleton to Shannon, returning Fri, May 1, priced at $591 found 6 days ago
United
Sat, Apr 11 - Tue, Apr 28
ATW
Appleton
SNN
Shannon
$601 Roundtrip, found 6 days ago
$601
Roundtrip
found 6 days ago
Select United flight, departing Sat, Apr 11 from Appleton to Shannon, returning Tue, Apr 28, priced at $601 found 6 days ago
Delta
Sat, Sep 5 - Sat, Sep 19
ATW
Appleton
SNN
Shannon
$1,083 Roundtrip, found 2 days ago
$1,083
Roundtrip
found 2 days ago
Select Delta flight, departing Sat, Sep 5 from Appleton to Shannon, returning Sat, Sep 19, priced at $1,083 found 2 days ago
Iberia
Fri, Aug 14 - Sat, Aug 29
ATW
Appleton
SNN
Shannon
$1,153 Roundtrip, found 19 hours ago
$1,153
Roundtrip
found 19 hours ago
Select Iberia flight, departing Fri, Aug 14 from Appleton to Shannon, returning Sat, Aug 29, priced at $1,153 found 19 hours ago
Lufthansa
Fri, Aug 14 - Sat, Aug 29
ATW
Appleton
SNN
Shannon
$3,211 Roundtrip, found 19 hours ago
$3,211
Roundtrip
found 19 hours ago
Select Lufthansa flight, departing Fri, Aug 14 from Appleton to Shannon, returning Sat, Aug 29, priced at $3,211 found 19 hours ago

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 $556 or cheap return flight from $541 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 April, 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.

Travel information

Origin airport
Appleton Intl.
Destination airport
Shannon
Airlines serving
Lufthansa
Roundtrip price
$540
Distance
3502 mi

Book with confidence

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 April. 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 $556 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.

 

Appleton to Shannon Flights

Explore a world of travel with Expedia

*Available to One Key members.