What is the cheapest flight from St. Louis to Shannon?

In the last 3 days, the lowest price for a flight from St. Louis to Shannon was €418 for a return ticket. Visit our flight page for the latest deals!>/a>

Which aircraft models fly most regularly from St. Louis to Shannon?

We unfortunately don’t have that data for this specific route.

How does KAYAK find such low prices on flights from St. Louis to Shannon?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from St. Louis to Shannon. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from St. Louis to Shannon?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Shannon from St. Louis is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from St. Louis to Shannon?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Shannon with an airline and back to St. Louis with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from St. Louis to Shannon?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Shannon from St. Louis up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

€418 CHEAP FLIGHTS from St. Louis to Shannon (STL - SNN)

STL - SNN

KAYAK searches hundreds of travel sites at once for deals on flights to Shannon

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Cheapest return fare

€418

American Airlines

Fri 16/1Wed 21/1

STL - SNN • 2 stops

Cheapest one-way flight

Multiple Airlines

Wed 12/11

STL - SNN • multi-stop

Start a new search

KAYAK searches hundreds of sites at once to find you the best travel deals.

We hope you love your trip to Shannon!

Flight Deals

Cheap Flights from St. Louis to Shannon (STL-SNN)

Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from St. Louis to Shannon that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent return flight deals from St. Louis to Shannon

Fri, 16 Jan - Wed, 21 Jan

14:54 - 11:30STL-SNN

14h 36m2 stops

07:50 - 19:29SNN-STL

17h 39m2 stops

€418American Airlines

Find Deal

Tue, 9 Dec - Thu, 18 Dec

17:40 - 16:45STL-SNN

17h 05m2 stops

07:50 - 23:44SNN-STL

21h 54m2 stops

€569British Airways

Find Deal

Tue, 9 Dec - Thu, 18 Dec

14:48 - 11:30STL-SNN

14h 42m2 stops

14:45 - 09:31SNN-STL

24h 46m1 stop

€592American Airlines

Find Deal

Wed, 25 Mar - Sat, 4 Apr

14:21 - 11:30STL-SNN

16h 09m2 stops

07:40 - 19:02SNN-STL

17h 22m2 stops

€596American Airlines

Find Deal

Fri, 16 Jan - Wed, 21 Jan

12:11 - 06:20STL-SNN

12h 09m1 stop

14:45 - 23:12SNN-STL

14h 27m2 stops

€597American Airlines

Find Deal

Tue, 9 Dec - Thu, 18 Dec

11:50 - 06:20STL-SNN

12h 30m1 stop

14:45 - 09:31SNN-STL

24h 46m1 stop

€600American Airlines

Find Deal

Sat, 28 Mar - Sat, 4 Apr

16:05 - 19:35STL-SNN

46h 30m2 stops

12:00 - 13:30SNN-STL

31h 30m1 stop

€666Multiple Airlines

Find Deal

Wed, 25 Mar - Sat, 4 Apr

16:05 - 11:30STL-SNN

14h 25m2 stops

12:30 - 19:48SNN-STL

13h 18m1 stop

€667Multiple Airlines

Find Deal

Fri, 27 Mar - Tue, 31 Mar

16:05 - 11:30STL-SNN

14h 25m2 stops

07:40 - 15:24SNN-STL

37h 44m2 stops

€675Air Canada

Find Deal

Wed, 25 Mar - Sat, 4 Apr

16:05 - 16:45STL-SNN

19h 40m2 stops

07:40 - 21:03SNN-STL

19h 23m3 stops

€775Air Canada

Find Deal

Booking Insights

KAYAK's insights & trends for St. Louis to Shannon flights

Get data-powered insights and trends into flights from St. Louis to Shannon to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from St. Louis to Shannon?

In the past 3 days, the cheapest return tickets from St. Louis to Shannon were found on American Airlines (€418) and British Airways (€569).

Find deals

Cheapest flight	€418

Flight from St. Louis to Shannon

When to book flights from St. Louis to Shannon

Are your dates flexible? Find out the best times to travel from St. Louis to Shannon based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated return price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

What is the cheapest flight from St. Louis to Shannon?
In the last 3 days, the lowest price for a flight from St. Louis to Shannon was €418 for a return ticket.
Which aircraft models fly most regularly from St. Louis to Shannon?
We unfortunately don’t have that data for this specific route.
How does KAYAK find such low prices on flights from St. Louis to Shannon?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from St. Louis to Shannon.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from St. Louis to Shannon?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Shannon from St. Louis is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from St. Louis to Shannon?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Shannon with an airline and back to St. Louis with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from St. Louis to Shannon?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Shannon from St. Louis up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from St. Louis to Shannon

Airports

Cabin class

Complete your trip

Flights to other cities

Origins

Other airports

Information on your arrival and departure airports

St. Louis (STL)

Shannon (SNN)

STL - SNN

€418 Find Cheap Flights from St. Louis to Shannon

KAYAK searches hundreds of travel sites at once for deals on flights to Shannon

Everything you should know

Cheap Flights from St. Louis to Shannon (STL-SNN)

Recent return flight deals from St. Louis to Shannon

Recent one-way flight deals from St. Louis to Shannon

KAYAK's insights & trends for St. Louis to Shannon flights

Get data-powered insights and trends into flights from St. Louis to Shannon to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from St. Louis to Shannon?

In the past 3 days, the cheapest return tickets from St. Louis to Shannon were found on American Airlines (€418) and British Airways (€569).

Good to know

When to book flights from St. Louis to Shannon

FAQs for booking flights from St. Louis to Shannon

What is the cheapest flight from St. Louis to Shannon?

In the last 3 days, the lowest price for a flight from St. Louis to Shannon was €418 for a return ticket.

Which aircraft models fly most regularly from St. Louis to Shannon?

We unfortunately don’t have that data for this specific route.

How does KAYAK find such low prices on flights from St. Louis to Shannon?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from St. Louis to Shannon.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from St. Louis to Shannon?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Shannon from St. Louis is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from St. Louis to Shannon?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Shannon with an airline and back to St. Louis with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from St. Louis to Shannon?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Shannon from St. Louis up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from St. Louis to Shannon

Information on your arrival and departure airports

Cabin class types available on flights from St. Louis to Shannon

Complete your trip to Shannon with a hotel stay or car hire

Flights to other popular destinations

Flights from domestic origins to Shannon

Choose which airport to fly into in Shannon