St. Louis (STL) → Dublin (DUB)
About St. Louis to Dublin Flights
Discover the best flights from St. Louis to Dublin, covering 6,295 km in approximately 8h 22m. St. Louis (STL) to Dublin (DUB) is one of the major long-haul routes connecting United States and Ireland. With 7 major airlines operating this route, travelers have plenty of options to choose from. Whether you're traveling for business or leisure, our comprehensive guide helps you find the best deals, understand seasonal price variations, and choose the right airline for your journey from St. Louis to Dublin.
12-Month Price History
Flight prices from St. Louis to Dublin vary significantly throughout the year. February typically offers the best deals with average prices around $1122, while July sees the highest prices, averaging $1873. Savvy travelers can save up to 40% by choosing their travel dates wisely.
Best Time to Fly
Cheapest Month
February
Save up to 40% on average
Most Expensive
July
Peak season pricing
Book in Advance
131 days
For best prices
Booking Tips
For the best prices on St. Louis to Dublin flights, we recommend booking 162 days in advance. International flights typically see price increases as the departure date approaches, so early booking is advisable. Tuesday and Wednesday departures often offer the lowest fares, while Friday and Sunday flights tend to be more expensive due to business and leisure travel demand. Consider flying early morning or late evening for additional savings, as these off-peak times usually have lower demand.
Airlines Serving This Route
| Airline | Economy | Business | First |
|---|---|---|---|
Ryanair FR | $1020 | - | - |
Aer Lingus EI | $1420 | $4720 | $9690 |
American Airlines AA | $1460 | $5760 | $8780 |
United Airlines UA | $1520 | $5870 | $8760 |
Delta Air Lines DL | $1520 | $4950 | $8740 |
Air France AF | $1780 | $6430 | $7850 |
British Airways BA | $1980 | $6610 | $10160 |
Ryanair
FR
Economy
$1020
Business
-
First
-
Aer Lingus
EI
Economy
$1420
Business
$4720
First
$9690
American Airlines
AA
Economy
$1460
Business
$5760
First
$8780
United Airlines
UA
Economy
$1520
Business
$5870
First
$8760
Delta Air Lines
DL
Economy
$1520
Business
$4950
First
$8740
Air France
AF
Economy
$1780
Business
$6430
First
$7850
British Airways
BA
Economy
$1980
Business
$6610
First
$10160
Prices shown are estimates based on historical data. Actual prices may vary based on dates, availability, and current promotions.
Alternative Flight Options
St. Louis → Belfast
St. Louis Lambert International (STL) to Belfast International (BFS)
Distance: 6,248 km
Average price: $1348
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Frequently Asked Questions
How long is the flight from St. Louis to Dublin?
The flight time from St. Louis (STL) to Dublin (DUB) is approximately 8 hours and 22 minutes. This duration is for direct flights and may vary depending on aircraft type, weather conditions, and air traffic.
What is the distance between St. Louis and Dublin?
The aerial distance between St. Louis and Dublin is 6,295 kilometers (3,912 miles). This is the straight-line distance, which is used to calculate flight times.
Which airlines fly from St. Louis to Dublin?
Several airlines operate flights between St. Louis and Dublin, including Ryanair, Aer Lingus, American Airlines and 4 more airlines. Most flights on this route include one or more stops.
What is the cheapest month to fly from St. Louis to Dublin?
Based on historical data, February typically offers the lowest airfares for flights from St. Louis to Dublin. However, prices can vary based on holidays, events, and airline promotions. We recommend checking our price calendar for the most up-to-date information.
How far in advance should I book my flight to Dublin?
For the best prices on St. Louis to Dublin flights, we recommend booking 134 days in advance. International flights generally require earlier booking than domestic routes.
Do I need a visa to travel from St. Louis to Dublin?
Visa requirements depend on your nationality and the purpose of your visit. Citizens of United States traveling to Ireland should check the latest visa requirements. Visit our partner site visarequirements.io for detailed visa information.
What is the time difference between St. Louis and Dublin?
St. Louis operates on America/Chicago time zone, while Dublin is in the Europe/Dublin time zone. For current time differences and to plan your schedule, visit our partner site timezig.com for accurate timezone conversions.