HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ireland

$294+ Cheap flights from Missouri to Ireland

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 12/6. Fares are subject to change and may not be available on all flights or dates of travel.
STL — DUB
nov. 9 — nov. 161
dom. 11/9
dom. 11/16
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Missouri to Ireland with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Missouri to Ireland

Keep the following information in mind while searching for Missouri to Ireland flight deals. Data was last updated octubre 10, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$445
(Mytrip)

One-way from

$294
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$774
Provider with most accurate pricing for Lambert-St Louis-Dublin flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Dublin flights.
Search Deals
From Missouri to Ireland
Search Deals
One-way flight from Missouri to Ireland
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($247 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find flight deals from Missouri to Ireland

Cheapest flights from Missouri to Ireland
Explore the most affordable flight options available from Missouri to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 10, 2025.

This Mytrip deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/204:05 pmSTL - DUB
1 stop10h 10mMultiple Airlines
mié. 11/55:10 amDUB - STL
1 stop14h 45mMultiple Airlines
Deal found 10/8$445
This Mytrip deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/54:05 pmSTL - DUB
2 stops19h 40mMultiple Airlines
mié. 11/129:00 amDUB - STL
1 stop12h 29mMultiple Airlines
Deal found 10/9$461
This Air Canada deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/26:00 amMCI - DUB
2 stops19h 10mAir Canada
mié. 12/109:00 amDUB - MCI
2 stops35h 21mAir Canada
Deal found 10/8$462
This United Airlines deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/45:30 pmMCI - DUB
1 stop10h 50mUnited Airlines
mié. 11/199:00 amDUB - MCI
2 stops35h 21mUnited Airlines
Deal found 10/9$465
This FlightHub deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/219:15 amSTL - DUB
1 stop17h 00mMultiple Airlines
mié. 11/55:10 amDUB - STL
1 stop14h 45mMultiple Airlines
Deal found 10/8$469
This Delta deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/202:15 pmSTL - DUB
2 stops14h 30mDelta
mié. 11/55:55 amDUB - STL
2 stops16h 48mDelta
Deal found 10/9$471
This Cheapflightsfares deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/2112:25 pmSTL - DUB
2 stops22h 30mLufthansa
mié. 11/55:10 amDUB - STL
1 stop14h 45mLufthansa
Deal found 10/9$473
This American Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/31:40 pmMCI - DUB
2 stops13h 30mAmerican Airlines
mié. 12/1011:30 amDUB - MCI
1 stop16h 21mAmerican Airlines
Deal found 10/7$474
This United Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/205:24 pmSTL - DUB
1 stop11h 46mUnited Airlines
mié. 11/51:35 pmDUB - STL
1 stop16h 09mUnited Airlines
Deal found 10/8$474
This Gotogate deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/55:30 pmMCI - DUB
2 stops17h 40mMultiple Airlines
mié. 11/129:00 amDUB - MCI
2 stops18h 50mMultiple Airlines
Deal found 10/8$476
This Cheapflightsfares deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/31:40 pmMCI - DUB
1 stop13h 00mIberia
mié. 12/1011:30 amDUB - MCI
1 stop16h 21mIberia
Deal found 10/8$479
This Cheapflightsfares deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/2110:36 amSTL - DUB
1 stop13h 54mIberia
mié. 11/511:30 amDUB - STL
1 stop15h 30mIberia
Deal found 10/9$479

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri to Ireland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated octubre 10, 2025.
Use the filters below to find and compare flights from Missouri to Ireland that are best for you.

Fly from

Missouri

Fly to

Ireland

Route

Depart

Return

Price

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

lun. 1/12

9:57 am-8:10 am

1 stop16h 13m

Dublin

mié. 1/28

9:00 am-12:29 pm

2 stops33h 29m

$455

Kansas CityDublin

MCI - DUB

MCIDUB

Kansas City

mar. 11/4

5:30 pm-10:20 am

1 stop10h 50m

Dublin

mié. 11/19

9:00 am-2:21 pm

2 stops35h 21m

$465

Kansas CityDublin

MCI - DUB

MCIDUB

Kansas City

mié. 12/3

2:23 pm-10:15 am

2 stops13h 52m

Dublin

mié. 12/10

11:30 am-9:51 pm

1 stop16h 21m

$474

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

lun. 10/20

5:24 pm-11:10 am

1 stop11h 46m

Dublin

mié. 11/5

1:35 pm-11:44 pm

1 stop16h 09m

$474

Kansas CityDublin

MCI - DUB

MCIDUB

Kansas City

mié. 11/5

5:30 pm-5:10 pm

2 stops17h 40m

Dublin

mié. 11/12

9:00 am-9:50 pm

2 stops18h 50m

$476

Kansas CityDublin

MCI - DUB

MCIDUB

Kansas City

mar. 12/2

12:37 pm-8:40 am

1 stop14h 03m

Dublin

mié. 12/10

11:30 am-9:51 pm

1 stop16h 21m

$479

ColumbiaDublin

COU - DUB

COUDUB

Columbia Regional

mié. 12/3

3:05 pm-8:10 am

1 stop11h 05m

Dublin

dom. 12/7

9:00 am-2:26 pm

2 stops35h 26m

$480

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

mié. 11/12

1:10 pm-10:20 am

1 stop15h 10m

Dublin

lun. 11/17

9:00 am-4:50 pm

2 stops37h 50m

$480

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

mar. 3/24

8:25 am-10:20 am

1 stop20h 55m

Dublin

mar. 3/31

9:50 am-9:55 pm

2 stops18h 05m

$483

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

mié. 11/5

4:10 pm-8:45 am

1 stop10h 35m

Dublin

mié. 11/12

9:45 am-4:07 pm

1 stop12h 22m

$484

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/6

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Missouri to Ireland

Have a flexible travel schedule? Discover the best time to fly to Ireland from Missouri 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.

Cheapflights Insights

Everything you need to know about your flight from Missouri to Ireland

What is the cheapest month to book a flight from Missouri to Ireland?

Currently, October is the cheapest month in which you can book a flight from Missouri to Ireland (average of $397). Flying from Missouri to Ireland in June is currently the most expensive (average of $718). 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.

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

Find hourly flight availability from Missouri to Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated octubre 10, 2025.

It’s optimal to fly from Missouri to Ireland in the evening. By choosing this option you can save up to 20% on the cost of your flight, compared to a flight at noon.

Related info for your journey

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

  • How long is the flight from Missouri to Ireland?

    For as low as $474, United Airlines can have you in Ireland from Missouri in 13h 52m. There are 4046 mi between Missouri and Ireland. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Missouri to Ireland one-way?

    The cheapest airlines for a one-way flight from Missouri to Ireland are British Airways ($405), KLM ($413), and Air France ($426).

  • Can I find deals for flights from Missouri to Ireland that include hotel bookings?

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

  • How can I find direct flights from Missouri to Ireland?

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

  • Can I find deals for business class flights from Missouri to Ireland?

    Yes. Cheapflights offers flight deals from Missouri to Ireland 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 Missouri to Ireland?

    Currently, October is the cheapest month in which you can book a flight from Missouri to Ireland (average of $397). Flying from Missouri to Ireland in June is currently the most expensive (average of $718). 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

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 Missouri to Ireland

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Heathrow flights
John F Kennedy Intl to Charles de Gaulle flights
Newark to Heathrow flights
Newark to Charles de Gaulle flights
Boston to Heathrow flights
John F Kennedy Intl to Istanbul flights
John F Kennedy Intl to Leonardo da Vinci/Fiumicino flights
John F Kennedy Intl to London City flights
LaGuardia to Heathrow flights
Newark to Leonardo da Vinci/Fiumicino flights
Newark to Orly flights
Miami to Madrid flights
John F Kennedy Intl to Orly flights
John F Kennedy Intl to Madrid flights
Dulles Intl to Heathrow flights
Los Angeles to Heathrow flights
Newark to Gatwick flights
LaGuardia to Charles de Gaulle flights
John F Kennedy Intl to Gatwick flights
Newark to Madrid flights
Boston to Charles de Gaulle flights
John F Kennedy Intl to Lisbon flights
John F Kennedy Intl to Dublin flights
San Francisco to Heathrow flights
Newark to Barcelona-El Prat flights
John F Kennedy Intl to Malpensa flights
LaGuardia to Gatwick flights
John F Kennedy Intl to Stansted flights
Dulles Intl to Madrid flights
Los Angeles to Charles de Gaulle flights
John F Kennedy Intl to Frederic Chopin flights
John F Kennedy Intl to Barcelona-El Prat flights
Dulles Intl to Charles de Gaulle flights
O'Hare Intl to Heathrow flights
O'Hare Intl to Charles de Gaulle flights
Newark to Dublin flights
John F Kennedy Intl to Luton flights
Dallas/Fort Worth to Heathrow flights
Dallas/Fort Worth to Charles de Gaulle flights
Seattle to Heathrow flights
John F Kennedy Intl to Frankfurt flights
Hobby to Heathrow flights
Newark to Frankfurt flights
Baltimore to Heathrow flights
Dallas/Fort Worth to Leonardo da Vinci/Fiumicino flights
John F Kennedy Intl to Amsterdam flights
Dulles Intl to Istanbul flights
Newark to London City flights
Newark to Malpensa flights
O'Hare Intl to Madrid flights

Top 10 airlines flying from Missouri to Ireland

Discover the top 10 airlines that operate flights from Missouri to Ireland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated octubre 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$383Average$719FlexibilityNo cancel feeOn-time70%
KLMCheapest$412Average$601FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$455Average$840FlexibilityNo cancel feeOn-time67%
IberiaCheapest$482Average$783FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$492Average$863FlexibilityNo cancel feeOn-time69%
DeltaCheapest$502Average$900FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$526Average$836FlexibilityNo cancel feeOn-time76%
Air FranceCheapest$536Average$996FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$551Average$926FlexibilityNo cancel feeOn-time71%
Scandinavian AirlinesCheapest$597Average$781FlexibilityNo cancel feeOn-time77%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.