Cheap flights to St. Louis from €757
This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight to St. Louis departing on 9/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Deals available from 900+ travel sites.
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? Create a price alert to track prices.St. Louis flight deals found on momondo
Check out some of the best fares from airports in Ireland to St. Louis found recently by users on momondo
Find the cheapest one-way flights to St. Louis
If you're looking for one-way flights from Ireland to St. Louis, view some of our deals below provided by WestJet
St. Louis flights insights and trends
Explore insights for your St. Louis flight to craft the best travel plan
What is the cheapest month to fly to St. Louis?
The cheapest month to fly to St. Louis from Ireland is in January. Flight prices, which tend to average around €648, are often lower during this time because this is during the off-season. The month of November is another great option to travel to St. Louis, with average flight prices from Ireland averaging around €716.
What is the cheapest day to depart on your flight to St. Louis?
On average, the least expensive day to fly to St. Louis from Ireland is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as €778. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Ireland to St. Louis for around €979.
What is the cheapest time of day to depart on your flight to St. Louis?
At midday is the cheapest time of day to fly from Ireland to St. Louis when you can find flight prices for as low as €766. Flying to St. Louis at midday is an ideal time because this is during off-peak travel hours. Flights in the morning are often more expensive, with an average ticket price of €885.
How long does it take to fly to St. Louis?
If you’re flying from a popular airport in Ireland, such as Dublin or Shannon, and flying into the most popular airport in St. Louis (Lambert-St Louis), then you can expect flight times to average 13h and , respectively.
How far in advance should I book a flight to St. Louis?
You are more likely to see cheaper flights to St. Louis from Ireland when booking 58 days ahead of your departure date. In general, you can expect to find flights to St. Louis for around €825 when searching 58 days out. Don’t hesitate to check prices now though, because momondo users recently found tickets for as low as €635.
Cheapest flights to St. Louis airports
Find the cheapest flights to these St. Louis airports from your nearest city or airport
CHEAPEST ROUTE FROM Dublin TO St. Louis
Dublin (DUB) to St. Louis (STL)
Typically, flights to St. Louis from Dublin are cheaper when flying from Dublin to Lambert-St Louis, which has an average price of €825
| CHEAPEST MONTH TO FLY TO ST. LOUIS FROM DUBLIN | January | 22% cheaper | Flying from Dublin to St. Louis costs on average just €648 in January |
| MOST EXPENSIVE MONTH TO FLY TO ST. LOUIS FROM DUBLIN | July | 37% more expensive | It costs about €1,135 for flights to St. Louis from Dublin in July |
| MOST POPULAR MONTH TO FLY TO ST. LOUIS FROM DUBLIN | March | 900% more users visited | More momondo users searched in flights to St. Louis from Dublin in March than any other month |
Cheap St. Louis flight deals and tips
Summary info about St. Louis flight prices, duration and airlines
Best One-Way Price | €328 |
|---|---|
Best Round-Trip Price | €757 |
Fastest flight time | 11h 20m |
Operated By | 10 airlines |
Frequently asked questions about flying to St. Louis
When did momondo last update prices for flights to Lambert-St Louis Airport?
Prices for flights to Lambert-St Louis Airport were last updated today.
How many operators does momondo search for flights to Lambert-St Louis Airport?
The number of operators available for flights to Lambert-St Louis Airport is 3 as of April 2024.
How old do you have to be to fly to Lambert-St Louis Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel to Lambert-St Louis Airport.
What documentation or ID do you need to fly to Lambert-St Louis Airport?
The travel and health documents you'll need for your trip to Lambert-St Louis Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Lambert-St Louis Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Why use momondo?
Why should I use momondo to find a flight deal to St. Louis?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to St. Louis.
Can I find flights to St. Louis with flexible booking policies on momondo?
Flights to St. Louis with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights to St. Louis?
Once all potential St. Louis flight options are in front of you momondo lets you sort and filter flights based on preferences such as airline, price and flight times, amongst many other options.
I’m not ready to book a flight to St. Louis right now. Can momondo alert me if prices change?
Price alerts on flights to St. Louis are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.