Northern Ireland

$573+ 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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BFS
Jan 2 — Jan 91
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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 December 3, 2025.

This oojo deal was found by Cheapflights users on 12/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:06 pmSTL - BHD
2 stops14h 09mBritish Airways
Wed 1/79:15 amBHD - STL
2 stops18h 00mBritish Airways
Deal found 12/2$1,011
This American Airlines deal was found by Cheapflights users on 12/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/314:53 pmSTL - BHD
2 stops17h 42mAmerican Airlines
Wed 1/79:15 amBHD - STL
2 stops18h 00mAmerican Airlines
Deal found 12/2$1,048
This oojo deal was found by Cheapflights users on 12/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/31:40 pmMCI - BHD
2 stops14h 35mBritish Airways
Wed 12/1011:25 amBHD - MCI
2 stops17h 29mBritish Airways
Deal found 12/2$1,553
This Mytrip deal was found by Cheapflights users on 12/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/37:31 pmMCI - BHD
3 stops32h 49mMultiple Airlines
Wed 12/106:50 pmBHD - MCI
3 stops34h 25mMultiple Airlines
Deal found 12/2$4,150

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 December 3, 2025.

Round-trip from

$573
(oojo)
From Missouri to Northern Ireland

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 December 3, 2025.
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

Kansas CityBelfast

MCI - BHD

MCIBHD

Kansas City

Wed 3/18

7:57 pm-2:15 pm

2 stops13h 18m

Belfast City

Mon 3/23

5:45 pm-10:20 pm

2 stops33h 35m

$573

St. LouisBelfast

STL - BHD

STLBHD

Lambert-St Louis

Mon 1/12

6:44 pm-4:05 pm

2 stops15h 21m

Belfast City

Tue 1/20

6:35 am-6:16 pm

2 stops17h 41m

$575

Kansas CityBelfast

MCI - BHD

MCIBHD

Kansas City

Tue 4/14

6:08 am-10:35 am

2 stops22h 27m

Belfast City

Tue 4/21

9:35 am-10:22 pm

2 stops18h 47m

$612

St. LouisBelfast

STL - BHD

STLBHD

Lambert-St Louis

Sat 1/24

12:06 pm-11:10 am

2 stops17h 04m

Belfast City

Sat 1/31

6:35 am-10:44 pm

2 stops22h 09m

$623

Kansas CityBelfast

MCI - BHD

MCIBHD

Kansas City

Wed 2/4

10:42 am-4:50 pm

2 stops24h 08m

Belfast City

Sun 2/8

5:20 pm-9:39 am

2 stops46h 19m

$655

Kansas CityBelfast

MCI - BHD

MCIBHD

Kansas City

Wed 1/28

5:09 pm-4:50 pm

2 stops17h 41m

Belfast City

Sun 2/1

5:20 pm-8:02 pm

2 stops32h 42m

$655

Kansas CityBelfast

MCI - BHD

MCIBHD

Kansas City

Tue 4/14

2:13 pm-1:00 pm

2 stops16h 47m

Belfast City

Sun 4/19

11:00 am-11:40 pm

2 stops18h 40m

$662

Kansas CityBelfast

MCI - BHD

MCIBHD

Kansas City

Thu 4/16

6:08 pm-3:30 pm

2 stops15h 22m

Belfast City

Tue 4/21

6:35 am-8:45 pm

2 stops20h 10m

$662

Kansas CityBelfast

MCI - BHD

MCIBHD

Kansas City

Mon 4/13

12:12 pm-4:55 pm

2 stops22h 43m

Belfast City

Wed 4/22

5:30 pm-5:31 pm

2 stops30h 01m

$666

Kansas CityBelfast

MCI - BHD

MCIBHD

Kansas City

Wed 2/4

2:12 pm-4:50 pm

2 stops20h 38m

Belfast City

Sun 2/8

5:20 pm-5:00 pm

2 stops29h 40m

$711

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/30

Showing 1-10 of 20 results
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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

What is the cheapest time of day to fly from MO to NIR?

Find hourly flight availability from Missouri to Northern Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 3, 2025.

It’s optimal to fly from Missouri to Northern Ireland in the evening. By choosing this option you can save up to 7% on the cost of your flight, compared to a flight in the afternoon.

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?

    British Airways, Delta, and KLM can get you from Missouri to Northern Ireland in just under 13h 18m. Your travel time can differ by up to 10h 50m. The distance from Missouri to Northern Ireland is about 4026 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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