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Northern Ireland

$692+ Cheap flights from Missouri to Northern Ireland

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BFS
mar. 5 — mar. 121
jue. 3/5
jue. 3/12
1 adult, Economy
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Cheap flight deals from Missouri to Northern Ireland

Cheapest flights from Missouri to Northern Ireland
Explore the most affordable flight options available from Missouri to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 3, 2026.

This oojo deal was found by Cheapflights users on 2/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/19:45 am
STL
-
BHD
2 stops19h 00m
British Airways
mar. 9/226:30 am
BHD
-
STL
2 stops23h 08m
British Airways
Deal found 2/1$692
This American Airlines deal was found by Cheapflights users on 2/1. 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.
dom. 9/64:32 pm
STL
-
BHD
2 stops16h 03m
American Airlines
sáb. 9/197:05 am
BHD
-
STL
2 stops17h 10m
American Airlines
Deal found 2/1$757
This American Airlines deal was found by Cheapflights users on 2/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 2/254:05 pm
STL
-
BHD
2 stops16h 10m
American Airlines
dom. 3/19:10 am
BHD
-
STL
2 stops18h 02m
American Airlines
Deal found 2/3$782
This oojo deal was found by Cheapflights users on 2/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/69:40 pm
STL
-
BHD
1 stop10h 55m
British Airways
sáb. 9/199:35 am
BHD
-
STL
2 stops16h 28m
British Airways
Deal found 2/1$872
This British Airways deal was found by Cheapflights users on 1/31. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 2/254:13 pm
STL
-
BHD
2 stops18h 22m
British Airways
dom. 3/18:25 pm
BHD
-
STL
2 stops33h 23m
British Airways
Deal found 1/31$993
This Finnair deal was found by Cheapflights users on 2/2. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 2/251:58 pm
MCI
-
BHD
2 stops18h 17m
Finnair
dom. 3/112:10 pm
BHD
-
MCI
2 stops36h 39m
Finnair
Deal found 2/2$1,196
This Priceline deal was found by Cheapflights users on 2/1. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/69:40 pm
STL
-
BHD
1 stop14h 00m
British Airways
dom. 9/206:30 am
BHD
-
STL
1 stop19h 00m
British Airways
Deal found 2/1$1,233
This Gotogate deal was found by Cheapflights users on 2/1. 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.
lun. 6/225:40 pm
MCI
-
BHD
2 stops19h 45m
British Airways
lun. 7/63:20 pm
BHD
-
MCI
2 stops55h 11m
British Airways
Deal found 2/1$1,278
This KAYAK deal was found by Cheapflights users on 2/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 6/227:44 pm
MCI
-
BHD
2 stops37h 36m
Multiple Airlines
lun. 7/63:25 pm
BHD
-
MCI
3 stops33h 39m
Multiple Airlines
Deal found 2/1$1,306
This Priceline deal was found by Cheapflights users on 2/1. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 6/224:20 pm
MCI
-
BHD
3 stops22h 30m
Aer Lingus
lun. 7/66:00 pm
BHD
-
MCI
3 stops31h 04m
Aer Lingus
Deal found 2/1$1,387
This KAYAK deal was found by Cheapflights users on 2/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/69:40 pm
STL
-
BHD
1 stop10h 55m
Multiple Airlines
sáb. 9/197:05 pm
BHD
-
STL
1 stop30h 25m
Multiple Airlines
Deal found 2/1$1,509

Find flight deals from Missouri to Northern Ireland

Keep the following information in mind while searching for Missouri to Northern Ireland flight deals. Data was last updated febrero 3, 2026.

Round-trip from

$782
(American Airlines)
From Missouri to Northern Ireland
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri to Northern 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 febrero 3, 2026.
Use the filters below to find and compare flights from Missouri to Northern Ireland that are best for you.

Fly from

Missouri

Fly to

Northern Ireland

Route

Depart

Return

Price

St. LouisBelfast

STL - BHD

STLBHD

Lambert-St Louis

mié. 2/25

4:05 pm-2:15 pm

2 stops16h 10m

Belfast City

dom. 3/1

9:10 am-9:12 pm

2 stops18h 02m

$782

St. LouisBelfast

STL - BHD

STLBHD

Lambert-St Louis

mié. 2/25

4:13 pm-4:35 pm

2 stops18h 22m

Belfast City

dom. 3/1

8:25 pm-11:48 pm

2 stops33h 23m

$993

Kansas CityBelfast

MCI - BHD

MCIBHD

Kansas City

mié. 2/25

1:58 pm-2:15 pm

2 stops18h 17m

Belfast City

dom. 3/1

12:10 pm-6:49 pm

2 stops36h 39m

$1,196

Kansas CityBelfast

MCI - BHD

MCIBHD

Kansas City

lun. 6/22

5:40 pm-7:25 pm

2 stops19h 45m

Belfast City

lun. 7/6

3:20 pm-4:31 pm

2 stops55h 11m

$1,278

Kansas CityBelfast

MCI - BHD

MCIBHD

Kansas City

lun. 6/22

7:44 pm-3:20 pm

2 stops37h 36m

Belfast City

lun. 7/6

3:25 pm-7:04 pm

3 stops33h 39m

$1,306

Kansas CityBelfast

MCI - BHD

MCIBHD

Kansas City

lun. 6/22

4:20 pm-8:50 pm

3 stops22h 30m

Belfast City

lun. 7/6

6:00 pm-7:04 pm

3 stops31h 04m

$1,387

St. LouisBelfast

STL - BHD

STLBHD

Lambert-St Louis

mié. 2/25

4:05 pm-6:25 pm

3 stops20h 20m

Belfast City

dom. 3/1

4:55 pm-3:29 pm

3 stops28h 34m

$2,264

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/3

Best time to book a flight from Missouri to Northern Ireland

Have a flexible travel schedule? Discover the best time to fly to Northern 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 Northern Ireland
No data available for this route at this time. Please check back soon.

Related info for your journey

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

    American Airlines, British Airways, and Finnair can get you from Missouri to Northern Ireland in just under 16h 10m. Your travel time can differ by up to 2h 12m. The distance from Missouri to Northern Ireland is about 3893 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Missouri to Northern 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.

See more FAQs

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