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$343+ 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 9/25. Fares are subject to change and may not be available on all flights or dates of travel.
STL — DUB
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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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 septiembre 11, 2025.

Round-trip from

$470
(lastminute.com)

One-way from

$343
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$855
From Missouri to Ireland
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One-way flight from Missouri to Ireland
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Highest demand for flights based on searches. 24% potential increase in price ($281 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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 septiembre 11, 2025.

This lastminute.com deal was found by Cheapflights users on 9/10. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/275:24 pmSTL - DUB
2 stops31h 46mAir Canada
mié. 11/129:00 amDUB - STL
2 stops18h 40mAir Canada
Deal found 9/10$470
This United Airlines deal was found by Cheapflights users on 9/11. 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. 12/211:36 amMCI - DUB
1 stop14h 34mUnited Airlines
mié. 12/109:00 amDUB - MCI
2 stops43h 30mUnited Airlines
Deal found 9/11$474
This United Airlines deal was found by Cheapflights users on 9/11. 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. 10/218:00 amSTL - DUB
1 stop19h 45mUnited Airlines
mié. 11/59:00 amDUB - STL
2 stops35h 25mUnited Airlines
Deal found 9/11$474
This Billigflug deal was found by Cheapflights users on 9/10. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/193:23 pmMCI - DUB
1 stop12h 22mAir Canada
mar. 11/49:30 amDUB - MCI
2 stops16h 27mAir Canada
Deal found 9/10$476
This Billigflug deal was found by Cheapflights users on 9/10. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/193:23 pmMCI - DUB
1 stop12h 22mMultiple Airlines
mar. 11/41:35 pmDUB - MCI
1 stop13h 35mMultiple Airlines
Deal found 9/10$478
This United Airlines deal was found by Cheapflights users on 9/11. 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. 11/48:00 amMCI - DUB
2 stops20h 20mUnited Airlines
mié. 11/199:00 amDUB - MCI
2 stops37h 02mUnited Airlines
Deal found 9/11$479
This Air Canada deal was found by Cheapflights users on 9/10. 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. 12/28:00 amMCI - DUB
2 stops17h 10mAir Canada
mié. 12/109:00 amDUB - MCI
2 stops35h 21mAir Canada
Deal found 9/10$481
This Aunt Betty deal was found by Cheapflights users on 9/10. 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 Aunt Betty is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/273:14 pmSTL - DUB
1 stop11h 56mUnited Airlines
mié. 11/129:00 amDUB - STL
1 stop12h 29mUnited Airlines
Deal found 9/10$481
This United Airlines deal was found by Cheapflights users on 9/10. 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.
dom. 10/263:14 pmSTL - DUB
1 stop11h 56mUnited Airlines
vie. 11/79:00 amDUB - STL
1 stop12h 29mUnited Airlines
Deal found 9/10$483
This United deal was found by Cheapflights users on 9/10. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/298:20 amSTL - DUB
2 stops20h 35mMultiple Airlines
mié. 11/55:10 amDUB - STL
1 stop14h 45mMultiple Airlines
Deal found 9/10$490
This United Airlines deal was found by Cheapflights users on 9/10. 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.
mié. 10/2912:31 pmSTL - DUB
2 stops16h 24mUnited Airlines
vie. 11/79:00 amDUB - STL
1 stop12h 29mUnited Airlines
Deal found 9/10$492
This United Airlines deal was found by Cheapflights users on 9/9. 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.
dom. 10/1910:01 amMCI - DUB
1 stop17h 44mUnited Airlines
mar. 11/49:30 amDUB - MCI
2 stops18h 20mUnited Airlines
Deal found 9/9$494

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 septiembre 11, 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

Kansas CityDublin

MCI - DUB

MCIDUB

Kansas City

mar. 11/4

11:36 am-10:20 am

2 stops16h 44m

Dublin

mié. 11/19

9:00 am-2:21 pm

2 stops35h 21m

$479

Kansas CityDublin

MCI - DUB

MCIDUB

Kansas City

mié. 12/3

10:00 am-10:20 am

2 stops18h 20m

Dublin

mié. 12/10

9:00 am-2:21 pm

2 stops35h 21m

$479

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

dom. 10/26

12:31 pm-8:10 am

1 stop14h 39m

Dublin

vie. 11/7

9:00 am-7:39 pm

2 stops16h 39m

$489

Kansas CityDublin

MCI - DUB

MCIDUB

Kansas City

dom. 10/19

12:21 pm-7:55 am

1 stop13h 34m

Dublin

mar. 11/4

10:45 am-4:53 pm

1 stop12h 08m

$492

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

mar. 10/28

1:30 pm-9:20 am

2 stops14h 50m

Dublin

mar. 11/4

10:45 am-4:43 pm

1 stop11h 58m

$494

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

dom. 10/26

3:59 pm-7:45 am

1 stop10h 46m

Dublin

mié. 11/5

11:30 am-10:04 pm

2 stops16h 34m

$494

Kansas CityDublin

MCI - DUB

MCIDUB

Kansas City

dom. 10/19

10:01 am-9:45 am

1 stop17h 44m

Dublin

mar. 11/4

9:30 am-9:50 pm

2 stops18h 20m

$494

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

lun. 10/27

11:05 am-8:10 am

1 stop16h 05m

Dublin

mié. 11/5

10:40 am-5:39 pm

1 stop12h 59m

$494

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

dom. 10/26

3:14 pm-8:10 am

1 stop11h 56m

Dublin

mar. 11/4

1:35 pm-10:45 pm

2 stops15h 10m

$494

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

lun. 10/27

5:24 pm-8:10 am

1 stop9h 46m

Dublin

jue. 11/6

9:30 am-5:39 pm

2 stops14h 09m

$494

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 34 results
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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, November is the cheapest month in which you can book a flight from Missouri to Ireland (average of $509). Flying from Missouri to Ireland in June is currently the most expensive (average of $924). 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 septiembre 11, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Missouri to Ireland as you normally would.

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 $494, United Airlines can have you in Ireland from Missouri in 14h 50m. There are 3909 mi between Missouri and Ireland. This flight may include one or multiple stops.

  • 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, November is the cheapest month in which you can book a flight from Missouri to Ireland (average of $509). Flying from Missouri to Ireland in June is currently the most expensive (average of $924). 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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Alternative routes for Missouri to Ireland

See prices for flight routes from nearby airports that may be better suited for you.
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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 septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$383Average$719FlexibilityNo cancel feeOn-time70%
KLMCheapest$412Average$580FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$462Average$825FlexibilityNo cancel feeOn-time67%
IberiaCheapest$482Average$777FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$491Average$873FlexibilityNo cancel feeOn-time69%
DeltaCheapest$518Average$909FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$536Average$987FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$544Average$934FlexibilityNo cancel feeOn-time71%
Scandinavian AirlinesCheapest$597Average$781FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$604Average$848FlexibilityNo cancel feeOn-time76%

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