Cheap flights from Dublin to St. Louis

Return
Economy
Dublin (DUB)
St. Louis (STL)
Depart
Return
Any month
Compare vs Cheapflights |

How to find the cheapest flight from
Dublin (DUB) to St. Louis (STL)

All the information you need to plan the best DUB to STL flight in 2021: compare Dublin to St. Louis flight prices with the expected peak season, weather and rainfall in St. Louis.
DUB - STL
Price
£353 - £660
STL
Temperature
0 - 27 °C
STL
Precipitation
56 - 119 mm

Popular in

August

High demand for flights, 20% potential price rise

Cheapest in

September

Best time to find cheap flights, 33% potential price drop

Average price

£353

Average for round-trip flights in september 2021

Round-trip from

353 kr

From Dublin to Lambert-St Louis

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly return from Dublin to St. Louis?

Thursday flights are found to be more expensive to fly from Dublin to St. Louis. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to St. Louis.

What is the cheapest month to fly from Dublin to St. Louis?

Our data shows that September tends to be the cheapest month to fly to St. Louis from Dublin. Users have commonly found prices around £526 for the month, but tickets can be as low as £335. Due to multiple factors, prepare for potentially higher prices in August.

When is the cheapest time to fly from Dublin to St. Louis (DUB - STL)?

A simple way to save on the total cost of your ticket is to fly from Dublin to St. Louis in the morning. If you’re flexible enough to do this you can expect to save up to 18% on your trip compared to booking a flight at midday.

Related info for your journey

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

Flight FAQs

From Dublin to St. Louis

Are flight prices decreasing from Dublin 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 Dublin 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 Dublin to St. Louis flight route?

This flight path from Dublin 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 Dublin to St. Louis?

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

COVID Restrictions

View COVID Travel Restrictions for St. Louis, MO

Do I need a COVID test to fly to St. Louis from Dublin?

Information is based on travel restrictions from Dublin to Lambert-St Louis

Most visitors from Dublin will not be allowed to enter Lambert-St Louis.

COVID-19 testing requirements
Visitors from Dublin must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Lambert-St Louis.

Quarantine requirements
Visitors from Dublin are not required to quarantine after entering Lambert-St Louis.

Do I need a test to fly back to Dublin from St. Louis?

Returning to Dublin from Lambert-St Louis

COVID-19 testing requirements
Visitors from Lambert-St Louis must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Dublin.

Quarantine requirements
Visitors from Lambert-St Louis are not required to quarantine after entering Dublin.

Hide COVID Travel Restrictions for St. Louis, MO

Alternative routes for Dublin to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for St. Louis

Things to know before you go - useful duration and weather info for your trip from Dublin to St. Louis.
Today's exchange rate
£1 = $1.37
Average temperature for September in St. Louis
28.0 °C
Avg rainfall for September in St. Louis
76.0 mm

Airports servicing Dublin

Airports servicing St. Louis

Top 4 airlines flying from Dublin to Lambert-St Louis

The chart below displays the airlines Cheapflights users travelling from Dublin 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
£296 £406 No cancel fee 71%
Search American Airlines flights
United Airlines
£335 £624 No cancel fee 69%
Search United Airlines flights
Air Canada
£343 £536 No cancel fee 67%
Search Air Canada flights
Aer Lingus
£478 £575 No cancel fee N/A
Search Aer Lingus flights
Home North America USA Missouri St. Louis Cheap flights from Dublin to St. Louis
  • Return
  • One-way
  • Multi-city
  • Economy
  • Premium Economy
  • Business
  • First
  • Multiple
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First