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STL - SNN

€696 Find cheap flights from St. Louis to Shannon

This is the cheapest return flight price found by a KAYAK user in the last 72 hours by searching for a flight from St. Louis to Shannon departing on 9/1. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags

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

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from St. Louis to Shannon, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from St. Louis to Shannon, as well as popular online travel agencies
In the last 7 days, travellers have searched 46,479,581 times on KAYAK, and here's why:

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

 
These are the cheapest deals for flights from St. Louis to Shannon currently on KAYAK along with options from the most popular airlines KAYAK users selected for this route. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Recent return flight deals from St. Louis to Shannon

Recommended round-trip deals departing in the coming months from the most popular airlines that fly from St. Louis to Shannon.

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

Only flying one-way? Below are some of the best one-way flight deals from St. Louis to Shannon found on KAYAK recently.

Recent last-minute flight deals from St. Louis to Shannon

Leaving soon but still want a bargain? Check out these latest deals for last minute flights from St. Louis to Shannon.

Recent direct flight deals from St. Louis to Shannon

The latest deals for direct flights from St. Louis to Shannon so you can sit back and relax without the need for a layover.

Cheap bus & train deals from St. Louis to Shannon

Find recent round-trip train or bus tickets from St. Louis to Shannon.

All round-trip flight deals to Shannon

The cheapest plane tickets to Shannon found on KAYAK recently.
Discover the best prices and deals for you by selecting your travel dates.
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12:45 - 11:30STL-SNN
16h 45m2 stops
07:45 - 21:12SNN-STL
18h 27m2 stops
€696American Airlines
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Thu, 9 Jan - Thu, 20 Mar
13:30 - 06:15STL-SNN
10h 45m1 stop
14:45 - 13:52SNN-STL
28h 07m1 stop
€746American Airlines
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Thu, 9 Jan - Thu, 20 Mar
11:30 - 11:30STL-SNN
18h 00m3 stops
20:05 - 15:06SNN-STL
48h 01m2 stops
€746
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Thu, 9 Jan - Thu, 20 Mar
07:18 - 06:15STL-SNN
16h 57m2 stops
14:45 - 13:52SNN-STL
28h 07m1 stop
€749American Airlines
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Thu, 9 Jan - Thu, 20 Mar
17:19 - 16:45STL-SNN
17h 26m2 stops
07:45 - 21:58SNN-STL
20h 13m2 stops
€853American Airlines
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Tue, 12 Nov - Wed, 20 Nov
11:20 - 11:30STL-SNN
18h 10m3 stops
07:45 - 15:06SNN-STL
37h 21m2 stops
€992
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Tue, 12 Nov - Wed, 20 Nov
11:20 - 11:30STL-SNN
18h 10m3 stops
07:45 - 10:27SNN-STL
32h 42m3 stops
€1,002Air Canada
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Tue, 12 Nov - Wed, 20 Nov
13:45 - 11:30STL-SNN
15h 45m2 stops
14:45 - 13:04SNN-STL
28h 19m1 stop
€1,037American Airlines
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Tue, 12 Nov - Wed, 20 Nov
11:30 - 11:30STL-SNN
18h 00m3 stops
07:45 - 10:47SNN-STL
32h 02m3 stops
€1,082Air Canada
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Thu, 9 Jan - Thu, 20 Mar
11:43 - 11:30STL-SNN
17h 47m2 stops
07:45 - 21:37SNN-STL
19h 52m2 stops
€3,199British Airways
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Thu, 12 Dec - Thu, 19 Dec
STL-SNN
9903 kmmulti-stop
Multiple Airlines
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Flights from St. Louis to Shannon - Travel Insights & Trends

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.

What is the cheapest month to fly from St. Louis to Shannon?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from St. Louis to Shannon, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from St. Louis to Shannon is December, where tickets cost €474 on average. On the other hand, the most expensive months are March and May, where the average cost of tickets is €1,415 and €1,290 respectively.

Good to know

Low season

January

High season

September

Cheapest flight

€696
Best time to beat the crowds (21% less expensive on average)
Most popular time to fly and prices are also 3% lower on average.
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.

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 €756 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.

  • Which airline alliances offer flights from St. Louis to Shannon?

    oneworld, and Star Alliance are the airline alliances operating flights between St. Louis and Shannon, with oneworld being the most commonly used for this 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.

See more FAQs

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9903 kmSTL-SNN

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