What are the cheapest airlines to fly from Ireland to St. Louis one-way?

The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as $667. However, be on the lookout for offers from Aer Lingus and Iberia, as they are both options that can get you from Ireland to St. Louis for a low price.

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

The best pricing can be found in the month of November. Prices to St. Louis from Ireland average $910. You can even find prices in November for less than $910, as users have found deals to St. Louis from as low as $800. The month of June appears to be one of the more expensive times to travel to St. Louis from Ireland. Flying in the targeted month can save you up to 16%.

What is the cheapest time of day to fly from IE to STL?

When flying from Ireland to St. Louis, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly into for flights to St. Louis from Ireland?

Lambert-St Louis (STL) is the airport you will fly into if you book a flight from Ireland to St. Louis. It is only a 12.7 mi journey from Lambert-St Louis (STL) to St. Louis’s city center.

Can I find deals for flights from Ireland to St. Louis that include hotel bookings?

Yes. In addition to deals on Ireland to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Ireland to St. Louis?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ireland to St. Louis.

Can I find deals for business class flights from Ireland to St. Louis?

Yes. Cheapflights offers flight deals from Ireland to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$959+ Flights from Ireland to St. Louis, Missouri

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Cheap flight deals from Ireland to St. Louis

Find flight deals from Ireland to St. Louis

Cheapest flights from Ireland to St. Louis
Explore the most affordable flight options available from Ireland to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 19, 2024.

Fri 11/227:10 pmDUB - STL

2 stops31h 22mScandinavian Airlines

Sun 11/241:09 pmSTL - DUB

2 stops23h 11mScandinavian Airlines

Deal found 11/18

$634

Tue 12/2411:30 amDUB - STL

2 stops30h 00mMultiple Airlines

Mon 12/3012:15 pmSTL - DUB

2 stops35h 00mMultiple Airlines

Deal found 11/17

$669

Fri 11/295:00 amDUB - STL

1 stop14h 55mLufthansa

Thu 12/121:10 pmSTL - DUB

1 stop14h 55mLufthansa

Deal found 11/18

$826

Thu 11/288:40 amDUB - STL

2 stops30h 49mAmerican Airlines

Thu 12/129:34 amSTL - DUB

2 stops17h 06mAmerican Airlines

Deal found 11/18

$840

Fri 12/139:00 amDUB - STL

1 stop12h 48mUnited Airlines

Sat 12/285:27 pmSTL - DUB

2 stops34h 38mUnited Airlines

Deal found 11/18

$868

Fri 11/298:50 amDUB - STL

2 stops18h 39mDelta

Thu 12/1212:56 pmSTL - DUB

1 stop13h 49mDelta

Deal found 11/18

$936

Best flights from Ireland to St. Louis
Discover carefully curated flight deals from Ireland to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 19, 2024.

Tue 12/2411:30 amDUB - STL

2 stops30h 00mMultiple Airlines

Mon 12/3012:15 pmSTL - DUB

2 stops35h 00mMultiple Airlines

Deal found 11/17

$669

Thu 1/3012:30 pmDUB - STL

2 stops41h 07mScandinavian Airlines

Fri 2/72:00 pmSTL - DUB

2 stops37h 20mScandinavian Airlines

Deal found 11/19

$725

Thu 1/305:15 amDUB - STL

2 stops24h 15mLufthansa

Fri 2/711:28 amSTL - DUB

1 stop13h 32mLufthansa

Deal found 11/19

$822

Fri 12/139:00 amDUB - STL

1 stop12h 48mUnited Airlines

Sat 12/285:27 pmSTL - DUB

2 stops34h 38mUnited Airlines

Deal found 11/18

$868

Fri 12/132:05 pmDUB - STL

1 stop13h 48mAmerican Airlines

Sat 12/286:30 amSTL - DUB

1 stop20h 10mAmerican Airlines

Deal found 11/18

$883

Fri 11/298:50 amDUB - STL

2 stops18h 39mDelta

Thu 12/1212:56 pmSTL - DUB

1 stop13h 49mDelta

Deal found 11/18

$936

Fri 1/34:45 pmDUB - STL

2 stops35h 03mRoyal Air Maroc

Fri 1/102:00 pmSTL - DUB

1 stop12h 40mRoyal Air Maroc

Deal found 11/18

$1,098

Fri 1/34:45 pmDUB - STL

2 stops35h 03mAlaska Airlines

Fri 1/1010:54 amSTL - DUB

2 stops11h 56mAlaska Airlines

Deal found 11/18

$1,113

Sat 1/47:40 amDUB - STL

2 stops21h 03mBritish Airways

Sat 1/183:10 pmSTL - DUB

2 stops14h 05mBritish Airways

Deal found 11/17

$1,215

Thu 1/211:30 amDUB - STL

1 stop12h 28mAer Lingus

Thu 1/912:00 pmSTL - DUB

1 stop16h 20mAer Lingus

Deal found 11/18

$1,484

Fri 1/39:00 amDUB - STL

1 stop17h 11mAustrian Airlines

Fri 1/1011:28 amSTL - DUB

1 stop13h 32mAustrian Airlines

Deal found 11/19

$1,703

Sat 1/46:40 amDUB - STL

3 stops21h 05mAir Canada

Sat 1/183:50 pmSTL - DUB

2 stops18h 45mAir Canada

Deal found 11/18

$1,822

Last-minute flights from Ireland to St. Louis
Discover last-minute flight deals from Ireland to St. Louis. Data last updated November 19, 2024 and is based on user searches.

Fri 11/227:10 pmDUB - STL

2 stops31h 22mScandinavian Airlines

Sun 11/241:09 pmSTL - DUB

2 stops23h 11mScandinavian Airlines

Deal found 11/18

$634

Thu 11/288:40 amDUB - STL

2 stops30h 49mAmerican Airlines

Thu 12/129:34 amSTL - DUB

2 stops17h 06mAmerican Airlines

Deal found 11/18

$840

Thu 11/281:05 pmDUB - STL

3 stops35h 36mMultiple Airlines

Thu 12/126:30 amSTL - DUB

2 stops18h 40mMultiple Airlines

Deal found 11/18

$1,293

Fri 11/295:00 amDUB - STL

1 stop14h 55mLufthansa

Thu 12/121:10 pmSTL - DUB

1 stop14h 55mLufthansa

Deal found 11/18

$826

Fri 11/298:50 amDUB - STL

2 stops18h 39mDelta

Thu 12/1212:56 pmSTL - DUB

1 stop13h 49mDelta

Deal found 11/18

$936

Fri 11/2911:50 amDUB - STL

2 stops15h 46mUnited Airlines

Thu 12/1211:20 amSTL - DUB

2 stops13h 40mUnited Airlines

Deal found 11/18

$1,014

Fri 12/139:00 amDUB - STL

1 stop12h 48mUnited Airlines

Sat 12/285:27 pmSTL - DUB

2 stops34h 38mUnited Airlines

Deal found 11/18

$868

Tue 12/2411:30 amDUB - STL

2 stops30h 00mMultiple Airlines

Mon 12/3012:15 pmSTL - DUB

2 stops35h 00mMultiple Airlines

Deal found 11/17

$669

One-way flights from Ireland to St. Louis
Search for one-way flight options from Ireland to St. Louis. Find affordable one-way fares based on user searches. Data last updated November 19, 2024.

Sat 2/86:30 amDUB - STL

2 stops23h 01mMultiple Airlines

Deal found 11/18

$383

Sat 5/1711:20 amDUB - STL

2 stops15h 13mWestJet

Deal found 11/19

$667

Sat 5/1711:35 amDUB - STL

1 stop14h 10mAer Lingus

Deal found 11/19

$759

Sat 5/1712:40 pmDUB - STL

1 stop15h 44mIberia

Deal found 11/19

$762

Sat 5/179:50 amDUB - STL

3 stops35h 31mUnited Airlines

Deal found 11/18

$1,311

Find flights from Ireland to St. Louis within your budget

Fly from

Fly to

Route

Depart

Return

Price

DublinSt. Louis

DUB - STL

DUBSTL

Dublin

Tue 12/24

11:30 am-11:30 am

2 stops30h 00m

Lambert-St Louis

Mon 12/30

12:15 pm-5:15 am

2 stops35h 00m

$669

DublinSt. Louis

DUB - STL

DUBSTL

Dublin

Thu 1/30

12:30 pm-11:37 pm

2 stops41h 07m

Lambert-St Louis

Fri 2/7

2:00 pm-9:20 am

2 stops37h 20m

$725

DublinSt. Louis

DUB - STL

DUBSTL

Dublin

Thu 1/30

5:15 am-11:30 pm

2 stops24h 15m

Lambert-St Louis

Fri 2/7

11:28 am-7:00 am

1 stop13h 32m

$822

DublinSt. Louis

DUB - STL

DUBSTL

Dublin

Fri 12/13

9:00 am-3:48 pm

1 stop12h 48m

Lambert-St Louis

Sat 12/28

5:27 pm-10:05 am

2 stops34h 38m

$868

DublinSt. Louis

DUB - STL

DUBSTL

Dublin

Fri 12/13

2:05 pm-9:53 pm

1 stop13h 48m

Lambert-St Louis

Sat 12/28

6:30 am-8:40 am

1 stop20h 10m

$883

DublinSt. Louis

DUB - STL

DUBSTL

Dublin

Fri 11/29

8:50 am-9:29 pm

2 stops18h 39m

Lambert-St Louis

Thu 12/12

12:56 pm-8:45 am

1 stop13h 49m

$936

DublinSt. Louis

DUB - STL

DUBSTL

Dublin

Fri 1/3

4:45 pm-9:48 pm

2 stops35h 03m

Lambert-St Louis

Fri 1/10

2:00 pm-8:40 am

1 stop12h 40m

$1,098

DublinSt. Louis

DUB - STL

DUBSTL

Dublin

Fri 1/3

4:45 pm-9:48 pm

2 stops35h 03m

Lambert-St Louis

Fri 1/10

10:54 am-4:50 am

2 stops11h 56m

$1,113

DublinSt. Louis

DUB - STL

DUBSTL

Dublin

Sat 1/4

7:40 am-10:43 pm

2 stops21h 03m

Lambert-St Louis

Sat 1/18

3:10 pm-11:15 am

2 stops14h 05m

$1,215

DublinSt. Louis

DUB - STL

DUBSTL

Dublin

Thu 1/2

11:30 am-5:58 pm

1 stop12h 28m

Lambert-St Louis

Thu 1/9

12:00 pm-10:20 am

1 stop16h 20m

$1,484

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/18

Showing 1-10 of 17 results

Best time to book a flight from Ireland to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Ireland with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Ireland to St. Louis

Get recent, data-driven insights about flights from Ireland to St. Louis including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Ireland to St. Louis?

Currently, September is the cheapest month in which you can book a flight from Ireland to St. Louis (average of $308). Flying from Ireland to St. Louis in March is currently the most expensive (average of $357). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in St. Louis by month

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Read through reviews of airlines operating flights from Ireland to St. Louis, such as Lufthansa, United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

8,765 reviews

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very good

8,765 reviews

Delta

8.0

Very good

8,765 reviews

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Alaska Airlines

8.0

Very good

9,460 reviews

Delta

8.0

Very good

8,765 reviews

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Austrian Airlines

7.6

Good

805 reviews

Delta

8.0

Very good

8,765 reviews

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines

7.4

Good

9,173 reviews

Delta

8.0

Very good

8,765 reviews

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Scandinavian Airlines

7.3

Good

1,301 reviews

Delta

8.0

Very good

8,765 reviews

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

What airport do you fly into for flights to St. Louis from Ireland?
Lambert-St Louis (STL) is the airport you will fly into if you book a flight from Ireland to St. Louis. It is only a 12.7 mi journey from Lambert-St Louis (STL) to St. Louis’s city center.
What are the cheapest airlines to fly from Ireland to St. Louis one-way?
The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as $667. However, be on the lookout for offers from Aer Lingus and Iberia, as they are both options that can get you from Ireland to St. Louis for a low price.
Can I find deals for flights from Ireland to St. Louis that include hotel bookings?
Yes. In addition to deals on Ireland to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ireland to St. Louis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ireland to St. Louis.
Can I find deals for business class flights from Ireland to St. Louis?
Yes. Cheapflights offers flight deals from Ireland to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Ireland to St. Louis?
Currently, September is the cheapest month in which you can book a flight from Ireland to St. Louis (average of $308). Flying from Ireland to St. Louis in March is currently the most expensive (average of $357). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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$383+ Cheap flights from Ireland to St. Louis (STL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/8. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Ireland to St. Louis with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Ireland to St. Louis

Find flight deals from Ireland to St. Louis

Cheapest flights from Ireland to St. LouisExplore the most affordable flight options available from Ireland to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 19, 2024.

Explore the most affordable flight options available from Ireland to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 19, 2024.

Find flights from Ireland to St. Louis within your budget

Best time to book a flight from Ireland to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Ireland with our price prediction graph.

Travel insights for flights from Ireland to St. Louis

Get recent, data-driven insights about flights from Ireland to St. Louis including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Ireland to St. Louis?

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

Reviews of airlines servicing St. Louis

Read through reviews of airlines operating flights from Ireland to St. Louis, such as Lufthansa, United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Ireland to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to St. Louis from Ireland?

What are the cheapest airlines to fly from Ireland to St. Louis one-way?

Can I find deals for flights from Ireland to St. Louis that include hotel bookings?

How can I find direct flights from Ireland to St. Louis?

Can I find deals for business class flights from Ireland to St. Louis?

What is the cheapest month to book a flight from Ireland to St. Louis?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ireland to St. Louis

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

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Cheapest flights from Ireland to St. Louis
Explore the most affordable flight options available from Ireland to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 19, 2024.