What is the cheapest airline that flies from Missouri to Ireland?

British Airways, United Airlines, and Air Canada are the most popular carriers operating from Missouri to Ireland

What airlines fly to Ireland?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Ireland from Missouri according to our data. United Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Ireland. Keep in mind that there are 11 different airlines that fly to Ireland on a routine basis, so you have a few additional options to choose from.

How long is the flight from Missouri to Ireland?

Flight times from Missouri to Ireland vary, but if you’re flying out of St. Louis and flying into Dublin (one of the most popular routes), then the duration is 10h 04m on average. Another popular route from Missouri to Ireland is flying from Kansas City to Dublin, which will take roughly 10h 12m. Keep in mind that layovers or delays could extend your travel time.

When did momondo last update prices for flights from Missouri to Ireland?

Prices for flights from Missouri to Ireland were last updated today.

How many operators does momondo search for flights from Missouri to Ireland?

As of November 2025, there are 11 operators available to choose from for flights from Missouri to Ireland.

How old do you have to be to fly from Missouri to Ireland?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Missouri to Ireland.

What documentation or ID do you need to fly to Ireland?

The travel and health documents you'll need for your trip to Ireland 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 license and a passport that is valid for six months after your intended arrival at Ireland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$277 Cheap Flights from Missouri to Ireland in 2025/26

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Find the cheapest flights from Missouri to Ireland

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One-way

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Cheap round-trip flights

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10:45 am - 7:45 amMCI-DUB

15h 00m1 stop

9:45 am - 10:24 pmDUB-MCI

18h 39m1 stop

$433KLM

Find Deal

Tue, Dec 2 - Wed, Dec 10

9:00 am - 7:45 amSTL-DUB

16h 45m1 stop

9:45 am - 4:49 pmDUB-STL

13h 04m1 stop

$433KLM

Find Deal

Tue, Dec 2 - Tue, Dec 9

6:00 am - 7:45 amSGF-DUB

19h 45m2 stops

9:45 am - 10:50 amDUB-SGF

31h 05m2 stops

$438Delta

Find Deal

Tue, Nov 25 - Thu, Dec 4

9:00 am - 7:45 amSTL-DUB

16h 45m1 stop

10:45 am - 8:47 pmDUB-STL

16h 02m2 stops

$438Delta

Find Deal

Tue, Dec 2 - Tue, Dec 9

9:00 am - 7:45 amSTL-DUB

16h 45m1 stop

6:00 am - 5:10 pmDUB-STL

17h 10m2 stops

$452Multiple Airlines

Find Deal

Tue, Dec 2 - Thu, Dec 11

3:05 pm - 8:10 amCOU-DUB

11h 05m1 stop

9:00 am - 2:26 pmDUB-COU

35h 26m2 stops

$455United Airlines

Find Deal

Wed, Dec 3 - Sun, Dec 7

8:00 am - 8:10 amMCI-DUB

18h 10m1 stop

9:00 am - 2:10 pmDUB-MCI

35h 10m2 stops

$455United Airlines

Find Deal

Wed, Feb 18 - Mon, Feb 23

8:00 am - 7:30 amMCI-DUB

17h 30m2 stops

9:00 am - 11:17 pmDUB-MCI

44h 17m2 stops

$460Multiple Airlines

Find Deal

Wed, Feb 18 - Mon, Feb 23

6:27 pm - 7:10 amMCI-DUB

30h 43m2 stops

9:00 am - 4:05 pmDUB-MCI

37h 05m2 stops

$462Air Canada

Find Deal

Wed, Dec 3 - Wed, Dec 10

7:41 am - 7:10 amSTL-DUB

17h 29m2 stops

9:00 am - 3:29 pmDUB-STL

12h 29m1 stop

$470Air Canada

Find Deal

Sat, Feb 21 - Sat, Feb 28

Air Canada flights from Missouri to Ireland

Our best Air Canada deals on Missouri to Ireland flight tickets

Air Canada

Dec 3

MCI6:27 pmKansas City

30h 43m

2 stops

DUB7:10 amDublin

Dec 10

DUB9:00 amDublin

37h 05m

2 stops

MCI4:05 pmKansas City

$462

Find similar

Air Canada

Feb 21

STL7:41 amLambert-St Louis

17h 29m

2 stops

DUB7:10 amDublin

Feb 28

DUB9:00 amDublin

12h 29m

1 stop

STL3:29 pmLambert-St Louis

$470

Find similar

Air Canada

Mar 7

STL8:20 amLambert-St Louis

39h 50m

2 stops

DUB6:10 amDublin

Mar 18

DUB8:00 amDublin

42h 00m

2 stops

STL9:00 pmLambert-St Louis

$487

Find similar

British Airways flights from Missouri to Ireland

Our best British Airways deals on Missouri to Ireland flight tickets

British Airways

Jan 12

MCI5:49 pmKansas City

15h 31m

2 stops

DUB3:20 pmDublin

Jan 22

DUB1:10 pmDublin

15h 29m

2 stops

MCI10:39 pmKansas City

$468

Find similar

British Airways

Jan 10

STL12:06 pmLambert-St Louis

20h 54m

2 stops

DUB3:00 pmDublin

Jan 17

DUB8:40 pmDublin

25h 50m

2 stops

STL4:30 pmLambert-St Louis

$492

Find similar

British Airways

Apr 13

STL2:19 pmLambert-St Louis

15h 31m

2 stops

DUB11:50 amDublin

Apr 20

DUB8:55 pmDublin

28h 35m

1 stop

STL7:30 pmLambert-St Louis

$512

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Kansas CityDublin

MCI - DUB

MCIDUB

Kansas City

Tue 12/2

10:45 am-7:45 am

1 stop15h 00m

Dublin

Wed 12/10

9:45 am-10:24 pm

1 stop18h 39m

$433

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Tue 12/2

9:00 am-7:45 am

1 stop16h 45m

Dublin

Tue 12/9

9:45 am-4:49 pm

1 stop13h 04m

$433

SpringfieldDublin

SGF - DUB

SGFDUB

Springfield-Branson

Tue 11/25

6:00 am-7:45 am

2 stops19h 45m

Dublin

Thu 12/4

9:45 am-10:50 am

2 stops31h 05m

$438

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Tue 12/2

9:00 am-7:45 am

1 stop16h 45m

Dublin

Tue 12/9

10:45 am-8:47 pm

2 stops16h 02m

$438

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Tue 12/2

9:00 am-7:45 am

1 stop16h 45m

Dublin

Thu 12/11

6:00 am-5:10 pm

2 stops17h 10m

$452

ColumbiaDublin

COU - DUB

COUDUB

Columbia Regional

Wed 12/3

3:05 pm-8:10 am

1 stop11h 05m

Dublin

Sun 12/7

9:00 am-2:26 pm

2 stops35h 26m

$455

Kansas CityDublin

MCI - DUB

MCIDUB

Kansas City

Wed 2/18

8:00 am-8:10 am

1 stop18h 10m

Dublin

Mon 2/23

9:00 am-2:10 pm

2 stops35h 10m

$455

Kansas CityDublin

MCI - DUB

MCIDUB

Kansas City

Wed 2/18

8:00 am-7:30 am

2 stops17h 30m

Dublin

Mon 2/23

9:00 am-11:17 pm

2 stops44h 17m

$460

Kansas CityDublin

MCI - DUB

MCIDUB

Kansas City

Wed 12/3

6:27 pm-7:10 am

2 stops30h 43m

Dublin

Wed 12/10

9:00 am-4:05 pm

2 stops37h 05m

$462

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Sat 2/21

7:41 am-7:10 am

2 stops17h 29m

Dublin

Sat 2/28

9:00 am-3:29 pm

1 stop12h 29m

$470

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Missouri to Ireland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Ireland?

In general, November is the cheapest month to fly from Missouri to Ireland. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $563. If you aren’t able to travel to Ireland during the month of November, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $702.

What is the cheapest day to depart on your flight to Ireland?

The cheapest day to depart on your flight to Ireland is on a Wednesday when prices can be found for as low as $865. This is often the case because there is less demand to fly during this day of the week. Flights from Missouri to Ireland on a Saturday will generally be more expensive and average around $972. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Ireland?

According to our data, the cheapest time of day to fly to Ireland is in the evening. momondo users have found flights departing from Missouri to Ireland in the evening for as low as $556. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Ireland is at noon when prices are around $1,057.

How far in advance should I book a flight to Ireland?

You are more likely to see cheaper flights to Ireland from Missouri when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around $849 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from Missouri for as low as $622 on momondo.

Can stopping save me money on Missouri to Ireland flights?

You could potentially save up to 3% on your flight if you consider stops on a Missouri to Ireland flight.

Cheap Missouri to Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Missouri to Ireland

Direct flights	None

There are no direct flights from Missouri to Ireland. There are no popular flight routes from Missouri to Ireland.

Search flight deals

When did momondo last update prices for flights from Missouri to Ireland?
Prices for flights from Missouri to Ireland were last updated today.
How many operators does momondo search for flights from Missouri to Ireland?
As of November 2025, there are 11 operators available to choose from for flights from Missouri to Ireland.
How old do you have to be to fly from Missouri to Ireland?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Missouri to Ireland.
What documentation or ID do you need to fly to Ireland?
The travel and health documents you'll need for your trip to Ireland 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 license and a passport that is valid for six months after your intended arrival at Ireland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Missouri to Ireland

Compare and see reviews for airlines that fly from Missouri to Ireland with momondo

Airline	Rating	Free Cancellation	Price
KLM	PriceFrom $412	Free Cancellation	Rating 7.7 1,405 reviews	Search KLM flights
Air Canada	PriceFrom $455	Free Cancellation	Rating 7.1 10,410 reviews	Search Air Canada flights
British Airways	PriceFrom $463	Free Cancellation	Rating 6.7 7,496 reviews	Search British Airways flights
Iberia	PriceFrom $482	Free Cancellation	Rating 7.0 3,007 reviews	Search Iberia flights
United Airlines	PriceFrom $501	Free Cancellation	Rating 7.4 9,003 reviews	Search United Airlines flights
Delta	PriceFrom $502	Free Cancellation	Rating 7.9 8,004 reviews	Search Delta flights
Lufthansa	PriceFrom $526	Free Cancellation	Rating 6.8 7,555 reviews	Search Lufthansa flights
Air France	PriceFrom $533	Free Cancellation	Rating 7.4 1,484 reviews	Search Air France flights
American Airlines	PriceFrom $551	Free Cancellation	Rating 7.2 11,042 reviews	Search American Airlines flights
Scandinavian Airlines	PriceFrom $677	Free Cancellation	Rating 7.4 1,560 reviews	Search Scandinavian Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Missouri to Ireland?

Finding the right flight to Ireland from Missouri is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ireland quick and easy, saving you time and money.

Can I find flights from Missouri to Ireland with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Missouri to Ireland flights to just show those with flexible booking policies.

How can momondo help me find flights from Missouri to Ireland?

Once all potential Missouri to Ireland 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 from Missouri to Ireland right now. Can momondo alert me if prices change?

Price alerts on flights to Ireland from Missouri 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.

An easier way to manage your Ireland trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Find better results for your trip to Ireland

Popular cities in Ireland

Flights to Dublinfrom $314

Flights to Shannon, Clarefrom $347

Flights to Corkfrom $392

Flights to Knockfrom $655

Flights to Milltown (Kerry)from $646

Flights to Donegalfrom $446

Cheap flights from Missouri to Ireland from $277

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missouri to Ireland departing on 12/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

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Find the cheapest flights from Missouri to Ireland

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Air Canada flights from Missouri to Ireland

Our best Air Canada deals on Missouri to Ireland flight tickets

British Airways flights from Missouri to Ireland

Our best British Airways deals on Missouri to Ireland flight tickets

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Use the filters below to find and compare flights from Missouri to Ireland that are best for you.

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How to get the cheapest flight ticket from Missouri to Ireland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Ireland?

What is the cheapest day to depart on your flight to Ireland?

What is the cheapest time of day to depart on your flight to Ireland?

How far in advance should I book a flight to Ireland?

Can stopping save me money on Missouri to Ireland flights?

You could potentially save up to 3% on your flight if you consider stops on a Missouri to Ireland flight.

What is the cheapest airline that flies from Missouri to Ireland?

British Airways, United Airlines, and Air Canada are the most popular carriers operating from Missouri to Ireland

What airlines fly to Ireland?

How long is the flight from Missouri to Ireland?

Cheap Missouri to Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Missouri to Ireland

Direct flights

When did momondo last update prices for flights from Missouri to Ireland?

How many operators does momondo search for flights from Missouri to Ireland?

How old do you have to be to fly from Missouri to Ireland?

What documentation or ID do you need to fly to Ireland?

Best airlines flying from Missouri to Ireland

Compare and see reviews for airlines that fly from Missouri to Ireland with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Missouri to Ireland?

Can I find flights from Missouri to Ireland with flexible booking policies on momondo?

How can momondo help me find flights from Missouri to Ireland?

I’m not ready to book a flight from Missouri to Ireland right now. Can momondo alert me if prices change?

An easier way to manage your Ireland trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Ireland

Popular cities in Ireland

Popular flights according to clicks in the last 7 days on momondo