£301 Cheap Flights from St. Louis (STL) to Dublin (DUB)

Popular airlines from Lambert-St. Louis International Airport (STL) to Dublin Airport (DUB)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 25% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards

Cheap Flights from St. Louis (STL) to Dublin (DUB)

Prices were available within the past 7 days and start at £301 for one-way flights and £401 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
KLM
Air France
KLM
Aer Lingus
Iberia
KLM
Iberia
Lufthansa
Air Canada

Find the cheapest month to fly from St. Louis (STL) to Dublin (DUB)

November is typically the cheapest month to fly

From £318 - £890 per traveller.

Graph displaying average flight prices per month

Flight from St. Louis to Dublin route information
Origin airport
Lambert-St. Louis Intl.
Destination airport
Dublin
Airlines serving
Aer Lingus, Air Canada, Air France, Finnair, Iberia, KLM, Lufthansa
Return price
£401
Distance
6259 km

Compare flights from St. Louis to Dublin easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from St. Louis to Dublin. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Dublin in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Lambert-St. Louis Intl. to Dublin.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Lambert-St. Louis Intl. (STL) to Dublin (DUB)

The easiest way to view the best deals on flights from St. Louis to Dublin today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Lambert-St. Louis Intl. to Dublin start at just £401 and range up to £624.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near St. Louis and Dublin
  • booking your flight during December, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your St. Louis to Dublin flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Lambert-St. Louis Intl. to Dublin for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from Lambert Field to Dublin Airport?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price listed for a round-trip flight between St. Louis Lambert International Airport and DUB was £401. Cheap tickets don't last long, so book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from STL to Dublin Airport (DUB)?
We understand that circumstances change unexpectedly, so we've made it as easy as possible for you to cancel your flight online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from STL to Dublin Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Lambert-St. Louis Intl. Airport (STL) to Dublin Airport (DUB) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from STL to DUB?
With around 6,300 kilometres separating St. Louis and Corballis, your flight will be a long one. Pack wisely and make your time in the air comfortable. Things like warm clothes and a quality travel pillow can make all the difference.
Which airlines fly direct from Lambert-St. Louis Intl. Airport (STL) to DUB?
There are no direct flights, so you'll need to make at least one stop between Lambert-St. Louis Intl. Airport (STL) and Dublin Airport (DUB). Use the layover time to stretch your legs and grab a bite to eat.
Are St. Louis Lambert International Airport to DUB flight tickets cheaper when they're purchased at the last minute?
Booking your trip from St. Louis Lambert International Airport to Dublin Airport (DUB) at the last minute could be your ticket to a fantastic deal. However, you might miss out on a flight altogether! If you'd rather err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back often as deals are updated on Expedia all the time.

Explore a world of travel with Expedia

*Available to Expedia members.