Cheap flight deals from St. Louis to Shannon

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

  • Round-trip
  • One way

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to fly from St. Louis to Shannon?

We monitor flight fares to help you find the best deals effortlessly

Cheapest flights
From price
Search
  • 23 30

  • Apr

    30 6
  • 6 13
  • 13 20
  • 20 27

  • May

    27 4
  • 4 11
  • 11 18
  • 18 25

  • Jun

    25 1
  • 1 8
  • 8 15
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from St. Louis (STL) to Shannon (SNN) the cheapest?

    Airlines adjust prices for flights from St. Louis to Shannon based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from St. Louis (STL) to Shannon (SNN) cost?

    According to Trip.com's data, the lowest price is around PHP 74,531.

  • What is the transportation method from the main airport to downtown in Shannon?

    • The distance from Shannon Airport to downtown is about 3 km. It takes about 20 minutes by taxi.

How to find a cheap flight from St. Louis to Shannon

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from St. Louis to Shannon. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Info | St. Louis to Shannon

Off-season for travel March
Peak season for travel May
Flight distance 6,155.68 km
Popular airline American Airlines

More Travel Options

  • Featured Flights to Shannon
  • Popular Flight Routes from US to Ireland
  • Trip.com Latest Trends