Cheap flights from Ireland to St Louis

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How to find the cheapest flight from
Ireland to St Louis (STL)

All the information you need to plan the best null to STL flight in 2021: compare Ireland to St Louis flight prices with the expected peak season, weather and rainfall in St Louis.
How far in advance should I book a flight from Ireland to St Louis?

Find a great deal and save up to 14% by booking at least 57 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Ireland to St Louis within the next two weeks, with the cheapest ticket starting at £609.

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Ireland</span> to <span class="emphasized">St Louis</span> flights.

Flight FAQs

From Ireland to St Louis

Are flight prices decreasing from Ireland to St Louis due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Ireland and St Louis for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

How popular is this flight route?

This flight path from Ireland to Lambert-St Louis was viewed by 50 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

Before booking your flight from Ireland to St Louis, check out the most popular airlines for this route: American Airlines, Air Canada or British Airways.

Destination information for St Louis

Things to know before you go - useful duration and weather info for your trip from Ireland to St Louis.
Today's exchange rate
£1 = $1.40
Average temperature for April in St Louis
21.0 °C
Avg rainfall for April in St Louis
104.0 mm

Airports servicing

Dublin (DUB)
Galway (GWY)
Knock (NOC)
Cork (ORK)
Shannon (SNN)

Airports servicing St. Louis

Top 4 airlines flying from Ireland to St Louis

The chart below displays the airlines Cheapflights users travelling from Ireland to St Louis choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
American Airlines
£405 £556 No cancel fee 71%
Search American Airlines flights
Air Canada
£470 £733 No cancel fee 67%
Search Air Canada flights
Aer Lingus
£655 £787 No cancel fee N/A
Search Aer Lingus flights
United Airlines
£458 £854 No cancel fee 69%
Search United Airlines flights
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