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$358+ Cheap flights from Missouri to Dublin (DUB)

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 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
STL — DUB
May 8 — May 151
Fri 5/8
Fri 5/15
1 adult, Economy
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Cheap flight deals from Missouri to Dublin

Cheapest flights from Missouri to Dublin
Explore the most affordable flight options available from Missouri to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 8, 2026.

This United Airlines deal was found by Cheapflights users on 4/6. 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.
Mon 8/175:45 pm
MCI
-
DUB
1 stop10h 55m
United Airlines
Tue 9/19:50 am
DUB
-
MCI
2 stops30h 31m
United Airlines
Deal found 4/6$679
This United Airlines deal was found by Cheapflights users on 4/4. 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.
Tue 9/17:55 pm
MCI
-
DUB
2 stops29h 50m
United Airlines
Tue 9/159:20 am
DUB
-
MCI
2 stops31h 01m
United Airlines
Deal found 4/4$682
This FlightHub deal was found by Cheapflights users on 4/6. 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.
Sun 8/167:45 am
MCI
-
DUB
2 stops18h 00m
Air Canada
Fri 8/289:20 am
DUB
-
MCI
2 stops36h 32m
Air Canada
Deal found 4/6$687
This United Airlines deal was found by Cheapflights users on 4/5. 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.
Tue 9/18:55 am
STL
-
DUB
1 stop17h 20m
United Airlines
Wed 9/99:20 am
DUB
-
STL
2 stops44h 30m
United Airlines
Deal found 4/5$687
This Air Canada deal was found by Cheapflights users on 4/6. 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.
Sun 8/1612:10 pm
STL
-
DUB
1 stop13h 35m
Air Canada
Tue 8/259:50 am
DUB
-
STL
1 stop14h 52m
Air Canada
Deal found 4/6$691
This United Airlines deal was found by Cheapflights users on 4/4. 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.
Tue 8/115:10 am
STL
-
DUB
2 stops20h 35m
United Airlines
Wed 8/199:20 am
DUB
-
STL
1 stop16h 47m
United Airlines
Deal found 4/4$692
This Booking.com deal was found by Cheapflights users on 4/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/179:16 am
STL
-
DUB
2 stops16h 29m
Air Canada
Wed 8/269:20 am
DUB
-
STL
1 stop10h 42m
Air Canada
Deal found 4/3$696
This United Airlines deal was found by Cheapflights users on 4/5. 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.
Sun 11/16:45 pm
STL
-
DUB
1 stop31h 25m
United Airlines
Wed 11/119:00 am
DUB
-
STL
1 stop12h 30m
United Airlines
Deal found 4/5$698
This Air Canada deal was found by Cheapflights users on 4/6. 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.
Tue 8/118:55 am
STL
-
DUB
1 stop17h 20m
Air Canada
Wed 8/199:20 am
DUB
-
STL
1 stop16h 47m
Air Canada
Deal found 4/6$700
This Mytrip deal was found by Cheapflights users on 4/5. 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.
Tue 8/184:50 pm
MCI
-
DUB
2 stops32h 55m
Air Canada
Fri 8/289:20 am
DUB
-
MCI
2 stops29h 47m
Air Canada
Deal found 4/5$701
This United Airlines deal was found by Cheapflights users on 4/5. 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.
Wed 10/285:45 pm
MCI
-
DUB
1 stop11h 35m
United Airlines
Wed 11/49:00 am
DUB
-
MCI
2 stops17h 52m
United Airlines
Deal found 4/5$702
This KLM deal was found by Cheapflights users on 4/7. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2810:35 am
MCI
-
DUB
1 stop16h 10m
KLM
Wed 11/41:25 pm
DUB
-
MCI
2 stops16h 33m
KLM
Deal found 4/7$703

Find flight deals from Missouri to Dublin

Keep the following information in mind while searching for Missouri to Dublin flight deals. Data was last updated April 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$679
(United Airlines)

One-way from

$358
(United Airlines)

Popular in

June

Cheapest in

January

Average price

$702
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 Dublin
Search Deals
One-way flight from Missouri to Dublin
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($197 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri to Dublin 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 April 8, 2026.
Use the filters below to find and compare flights from Missouri to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Kansas CityDublin

MCI - DUB

MCIDUB

Kansas City

Tue 9/1

5:45 pm-7:20 am

1 stop31h 35m

Dublin

Tue 9/15

9:20 am-10:21 am

2 stops31h 01m

$684

Kansas CityDublin

MCI - DUB

MCIDUB

Kansas City

Mon 8/17

5:45 pm-10:40 am

1 stop10h 55m

Dublin

Tue 9/1

9:50 am-12:48 am

2 stops20h 58m

$702

Kansas CityDublin

MCI - DUB

MCIDUB

Kansas City

Mon 8/17

5:45 pm-10:40 am

1 stop10h 55m

Dublin

Fri 8/28

9:20 am-7:17 pm

2 stops15h 57m

$707

Kansas CityDublin

MCI - DUB

MCIDUB

Kansas City

Wed 9/2

12:00 pm-7:20 am

1 stop13h 20m

Dublin

Wed 9/16

9:20 am-12:48 am

2 stops21h 28m

$707

Kansas CityDublin

MCI - DUB

MCIDUB

Kansas City

Mon 8/17

9:59 am-10:00 am

1 stop18h 01m

Dublin

Tue 9/1

10:00 am-9:10 pm

1 stop17h 10m

$710

Kansas CityDublin

MCI - DUB

MCIDUB

Kansas City

Sun 8/16

7:45 am-7:45 am

2 stops18h 00m

Dublin

Thu 8/27

9:50 am-10:21 am

2 stops30h 31m

$732

Kansas CityDublin

MCI - DUB

MCIDUB

Kansas City

Sun 8/16

9:59 am-9:15 am

1 stop17h 16m

Dublin

Fri 8/28

11:00 am-11:52 pm

1 stop18h 52m

$760

Kansas CityDublin

MCI - DUB

MCIDUB

Kansas City

Sun 8/16

12:04 pm-8:20 am

2 stops14h 16m

Dublin

Fri 8/28

5:55 am-3:22 pm

2 stops15h 27m

$762

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Sun 9/6

3:42 pm-10:00 am

2 stops12h 18m

Dublin

Sun 9/13

5:55 am-8:31 pm

2 stops20h 36m

$762

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Tue 8/11

9:00 am-10:00 am

2 stops19h 00m

Dublin

Wed 8/19

5:55 am-4:45 pm

2 stops16h 50m

$762

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/5

Showing 1-10 of 54 resultsSorted by cheapest first
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Best time to book a flight from Missouri to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin 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 Dublin

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

Currently, October is the cheapest month in which you can book a flight from Missouri to Dublin (average of $397). Flying from Missouri to Dublin in June is currently the most expensive (average of $714). 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.

How much does it cost to fly round-trip from Missouri to Dublin?

Related info for your journey

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

    Dublin (DUB) is the airport you will fly into if you book a flight from Missouri to Dublin. It is only a 5.7 mi journey from Dublin (DUB) to Dublin’s city center.

  • How long is the flight from Missouri to Dublin?

    For as low as $710, United Airlines can have you in Dublin from Missouri in 18h 01m. Airlines will cover a distance of 4046 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $269. Users have also found prices from $314 and $318 on Aer Lingus and United Airlines, respectively.

  • What are the most popular routes from Missouri to Dublin?

    Most travelers choose Lambert-St Louis - Dublin, Kansas City - Dublin or Springfield-Branson - Dublin when deciding on the best route from Missouri to Dublin.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Missouri to Dublin (average of $397). Flying from Missouri to Dublin in June is currently the most expensive (average of $714). 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

Traveling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Maynooth
Castleknock
Leixlip

Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from Missouri to Dublin

Discover the top 10 airlines that operate flights from Missouri to Dublin. 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 April 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$412Average$645FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$418Average$681FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$424Average$630FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$456Average$726FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$462Average$745FlexibilityNo cancel feeOn-time69%
IberiaCheapest$466Average$657FlexibilityNo cancel feeOn-time77%
DeltaCheapest$481Average$744FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$488Average$849FlexibilityNo cancel feeOn-time71%
Air FranceCheapest$533Average$894FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$684Average$995FlexibilityNo cancel feeOn-timeN/A

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