Cheap flights from St. Louis (STL) to Shannon (SNN)

Flight FAQs

From St. Louis to Shannon

Which airlines flying from Lambert-St Louis to Shannon have flexible cancellations due to COVID-19?

Some of our airline partners flying from Lambert-St Louis to Shannon have new flexible policies in place due to COVID-19. United Airlines, American Airlines, and British Airways are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like United Airlines with this kind of flexibility.

Can I find flights from St. Louis to Shannon for under $700 on Cheapflights?

Yes, there are multiple flights from St. Louis to Shannon for under $700. The cheapest flight booked recently is on United Airlines for just $607, but on average you can expect to pay $1,292.

What are the cheapest airlines flying from St. Louis to Shannon round-trip?

According to our current data, United Airlines ($607), British Airways ($803), and American Airlines ($810) offers the cheapest pricing from St. Louis to Shannon. United Airlines is priced at 29% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest flights from St. Louis to Shannon?

On average you can expect to pay $2,132 for a flight from St. Louis to Shannon. The cheapest flight overall is $672 while the most popular route, (Lambert-St Louis - Shannon) is currently priced at $810.

What are the most popular airlines that fly from St. Louis to Shannon?

The most popular airlines flying from St. Louis to Shannon are American Airlines, British Airways and Delta. Something to consider prior to booking your flight.