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Cheap flights from Ireland to Missouri from £438

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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — STL
14 Jun — 21 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ireland to Missouri

Enter your travel dates to find the best prices.

Cheapest flights from Ireland to Missouri
Explore the most affordable flight options available from Ireland to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 May 2026.

Thu 21/509:30
DUB
-
MCI
1 stop20h 53m
Finnair
Wed 3/616:20
MCI
-
DUB
1 stop13h 30m
Finnair
Deal found 13/5£648
Fri 4/909:30
DUB
-
MCI
1 stop21h 06m
Finnair
Tue 22/912:37
MCI
-
DUB
1 stop15h 08m
Finnair
Deal found 11/5£657
Wed 13/509:30
DUB
-
MCI
1 stop19h 27m
Finnair
Sun 17/518:07
MCI
-
DUB
1 stop11h 43m
Finnair
Deal found 10/5£711
Thu 21/511:10
DUB
-
MCI
2 stops18h 06m
Delta
Wed 3/617:45
MCI
-
DUB
2 stops15h 40m
Delta
Deal found 13/5£753
Sun 17/508:55
DUB
-
MCI
2 stops20h 21m
Delta
Sat 30/510:34
MCI
-
DUB
2 stops17h 26m
Delta
Deal found 10/5£757
Fri 10/709:30
DUB
-
MCI
1 stop20h 49m
Finnair
Tue 14/717:21
MCI
-
DUB
2 stops17h 54m
Finnair
Deal found 10/5£794
Sat 12/909:50
DUB
-
MCI
2 stops17h 01m
United Airlines
Thu 17/917:45
MCI
-
DUB
1 stop10h 55m
United Airlines
Deal found 13/5£883

Find flight deals from Ireland to Missouri

Keep the following information in mind while searching for Ireland to Missouri flight deals. Data was last updated 15 May 2026.

Round-trip from

£657

One-way from

£438

Popular in

August

Cheapest in

February

Average price

£840
Finnair
  • Finnair
  • 4/9-22/9
  • 2 total stops
  • 36h 14m total
  • Ireland to Missouri
Search Deals
Finnair
  • Finnair
  • 5/9
  • 1 total stop
  • 20h 41m total
  • Ireland to Missouri
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£18 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ireland to Missouri 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 858,174 searches. Data last updated 15 May 2026.
Use the filters below to find and compare flights from Ireland to Missouri that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinKansas City

DUB - MCI

DUBMCI

Dublin

Fri 4/9

09:30-00:36

1 stop21h 06m

Kansas City

Tue 22/9

12:37-09:45

1 stop15h 08m

£657

DublinKansas City

DUB - MCI

DUBMCI

Dublin

Fri 10/7

09:30-00:19

1 stop20h 49m

Kansas City

Tue 14/7

17:21-17:15

2 stops17h 54m

£794

DublinKansas City

DUB - MCI

DUBMCI

Dublin

Thu 3/9

05:55-15:22

2 stops15h 27m

Kansas City

Mon 21/9

13:13-10:00

2 stops14h 47m

£888

DublinKansas City

DUB - MCI

DUBMCI

Dublin

Tue 2/6

09:50-23:13

2 stops19h 23m

Kansas City

Tue 16/6

17:10-09:45

1 stop10h 35m

£971

DublinKansas City

DUB - MCI

DUBMCI

Dublin

Thu 11/6

09:50-19:03

2 stops15h 13m

Kansas City

Wed 17/6

13:03-10:40

2 stops15h 37m

£975

DublinKansas City

DUB - MCI

DUBMCI

Dublin

Wed 10/6

09:20-23:13

2 stops19h 53m

Kansas City

Wed 17/6

17:45-10:40

1 stop10h 55m

£977
Fastest return journey

DublinKansas City

DUB - MCI

DUBMCI

Dublin

Sun 28/6

11:35-17:36

1 stop12h 01m

Kansas City

Sun 5/7

09:34-07:30

2 stops15h 56m

£978
Cheapest one-way
Fastest single journey

DublinKansas City

DUB - MCI

DUBMCI

Dublin

Sat 5/9

09:30-00:11

1 stop20h 41m

£438

Flights are sorted by cheapest return flights first.

Deals found on 13/5

Sorted by cheapest first

Best time to book a flight from Ireland to Missouri

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

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

Currently, July is the cheapest month in which you can book a flight from Ireland to Missouri (average of £110). Flying from Ireland to Missouri in January is currently the most expensive (average of £829). 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.

Reviews of airlines servicing Missouri

Get insights into the airlines that provide service to Missouri. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Missouri. Reviews last updated 15 May 2026.
Read through reviews of airlines operating flights from Ireland to Missouri, such as United Airlines,Aer Lingus, andAmerican Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,726 reviews
Check prices

Overall

7.4

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
United Airlines
7.4
Good
9,726 reviews
United Airlines
7.4
Good
9,726 reviews
Check prices

Overall

7.4

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
Aer Lingus
7.3
Good
1,562 reviews
United Airlines
7.4
Good
9,726 reviews
Check prices

Overall

7.4

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
American Airlines
7.1
Good
11,664 reviews
United Airlines
7.4
Good
9,726 reviews
Check prices

Overall

7.4

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
Iberia
7.0
Good
3,218 reviews
United Airlines
7.4
Good
9,726 reviews
Check prices

Overall

7.4

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

Related info for your journey

Find useful and relevant information for your journey from Ireland to Missouri. 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 Ireland to Missouri?

    Airlines like Finnair, Delta, and United Airlines fly from Ireland to Missouri in about 15h 27m. The time it takes to get you to your destination can typically vary by up to 5h 39m. The distance between Ireland and Missouri is about 4046 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

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

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

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

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

    Currently, July is the cheapest month in which you can book a flight from Ireland to Missouri (average of £110). Flying from Ireland to Missouri in January is currently the most expensive (average of £829). 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

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Alternative routes for Ireland to Missouri

See prices for flight routes from nearby airports that may be better suited for you.
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Gatwick to San Francisco flights
Heathrow to Denver flights
Stansted to San Francisco flights
Heathrow to Reagan-National flights
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Heathrow to Nashville flights

Top 4 airlines flying from Ireland to Missouri

Discover the top 4 airlines that operate flights from Ireland to Missouri. 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 858,174 searches. Data last updated 15 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest£462Average£724FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
IberiaCheapest£469Average£722FlexibilityNo cancel feeOn-time77%
Search Iberia flights
American AirlinesCheapest£527Average£699FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest£703Average£788FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ireland to Missouri?

When you search for this flight from Ireland to Missouri, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Ireland to Missouri?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ireland to Missouri for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Ireland to Missouri with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Ireland to Missouri flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Ireland to Missouri become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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