How long is the flight from Missouri to Northern Ireland?

A quick flight from Missouri to Northern Ireland can take about 17h. British Airways provides one of the quickest options available for as low as £674. Missouri and Northern Ireland are separated by a distance of 4026 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

In terms of precipitation, rainfall in Northern Ireland ranges from 50.0 - 90.0 inches per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Northern Ireland when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Northern Ireland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Missouri to Northern Ireland as you normally would.

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 holiday 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.

£674+ Cheap Flights from Missouri to Northern Ireland

Cheap flight deals from Missouri to Northern Ireland

Enter your travel dates to find the best prices.

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Best

Last-minute

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 18 September 2026.

Mon 12/1013:55 -

2 stops17h 00m

Mon 19/1018:30 -

2 stops32h 25m

Deal found 17/9£674

Fri 2/1011:01 -

2 stops25h 09m

Sat 10/1019:05 -

2 stops31h 52m

Deal found 15/9£773

Mon 16/1113:15 -

2 stops15h 35m

Wed 18/1117:35 -

2 stops32h 58m

Deal found 13/9£1,108

Thu 29/1016:05 -

3 stops25h 10m

Thu 5/1121:05 -

2 stops22h 40m

Deal found 14/9£1,129

Fri 2/1021:35 -

1 stop14h 35m

Sat 10/1019:05 -

1 stop30h 25m

Deal found 15/9£2,217

Fri 2/1007:21 -

3 stops44h 44m

Sat 10/1007:05 -

3 stops43h 52m

Deal found 15/9£10,092

Find flight deals from Missouri to Northern Ireland

Round-trip from	£674

British Airways
12/10-19/10
4 total stops
49h 25m total
Missouri to Northern Ireland

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

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Route

Depart

Return

Price

Cheapest return flight

Kansas CityBelfast

MCI Kansas City - BHD Belfast City

MCIBHD

Kansas City

Mon 12/10

13:55-12:55

2 stops17h 00m

Belfast City

Mon 19/10

18:30-20:55

2 stops32h 25m

£674

St. LouisBelfast

STL Lambert-St Louis - BHD Belfast City

STLBHD

Lambert-St Louis

Mon 1/3

11:31-14:15

2 stops20h 44m

Belfast City

Wed 3/3

17:35-19:30

2 stops31h 55m

£862

Kansas CityBelfast

MCI Kansas City - BHD Belfast City

MCIBHD

Kansas City

Sun 28/2

12:03-13:50

2 stops19h 47m

Belfast City

Wed 3/3

12:20-19:48

2 stops37h 28m

£1,056

St. LouisBelfast

STL Lambert-St Louis - BHD Belfast City

STLBHD

Lambert-St Louis

Mon 16/11

13:15-10:50

2 stops15h 35m

Belfast City

Wed 18/11

17:35-20:33

2 stops32h 58m

£1,108

St. LouisBelfast

STL Lambert-St Louis - BFS Belfast Intl

STLBFS

Lambert-St Louis

Thu 29/10

16:05-22:15

3 stops25h 10m

Belfast Intl

Thu 5/11

21:05-13:45

2 stops22h 40m

£1,129

St. LouisBelfast

STL Lambert-St Louis - BHD Belfast City

STLBHD

Lambert-St Louis

Fri 2/10

17:18-18:10

2 stops18h 52m

Belfast City

Sat 10/10

19:05-19:30

1 stop30h 25m

£1,400

Fastest return journey

St. LouisBelfast

STL Lambert-St Louis - BHD Belfast City

STLBHD

Lambert-St Louis

Fri 2/10

21:35-18:10

1 stop14h 35m

Belfast City

Sat 10/10

19:05-19:30

1 stop30h 25m

£2,217

Kansas CityBelfast

MCI Kansas City - BHD Belfast City

MCIBHD

Kansas City

Mon 11/1

14:40-20:10

2 stops23h 30m

Belfast City

Wed 13/1

12:20-20:10

2 stops37h 50m

£4,789

Flights are sorted by cheapest return flights first.

Deals found on 17/9

Sorted by cheapest first

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.

MCI-BHD

STL-BHD

STL-BFS

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 Missouri to Northern Ireland

USMO-GBNIR

MCI-BHD

STL-BHD

STL-BFS

No data available for this route at this time. Please check back soon.

Related info for your journey

How long is the flight from Missouri to Northern Ireland?
A quick flight from Missouri to Northern Ireland can take about 17h. British Airways provides one of the quickest options available for as low as £674. Missouri and Northern Ireland are separated by a distance of 4026 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 Missouri to Northern Ireland that include hotel bookings?
Yes. In addition to deals on Missouri to Northern Ireland flights, Cheapflights offers holiday 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.

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

Cheapflights helps you search for flights from Missouri to Northern Ireland via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Missouri to Northern Ireland.

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

Yes, we can. To see specific flights from Missouri to Northern Ireland with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Of course! You can now track prices for flights from Missouri to Northern Ireland and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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Cheap flights from Missouri to Northern Ireland from £674

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Missouri to Northern Ireland

Cheapest flights from Missouri to Northern IrelandExplore 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 18 September 2026.

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 18 September 2026.

Best flights from Missouri to Northern IrelandDiscover carefully curated flight deals from Missouri to Northern Ireland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Discover carefully curated flight deals from Missouri to Northern Ireland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Last-minute flights from Missouri to Northern IrelandDiscover last-minute flight deals from Missouri to Northern Ireland. Data last updated 18 September 2026 and is based on user searches.

Discover last-minute flight deals from Missouri to Northern Ireland. Data last updated 18 September 2026 and is based on user searches.

Find flight deals from Missouri to Northern Ireland

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

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.

Cheapflights Insights

Related info for your journey

How long is the flight from Missouri to Northern Ireland?

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Missouri to Northern Ireland

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Northern Ireland by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to United Kingdom

Book a non-stop flight to one of these other cities located in United Kingdom.

Search flights from Missouri to Northern Ireland by cabin class

Find flights from Missouri to Northern Ireland, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Missouri and Northern Ireland flights

Browse other Missouri and Northern Ireland flight options. Last updated on 18 September 2026.

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Missouri to Northern Ireland flights

Consider these flights travelling from Missouri to Northern Ireland.

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

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

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

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

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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 18 September 2026.

Best flights from Missouri to Northern Ireland
Discover carefully curated flight deals from Missouri to Northern Ireland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Last-minute flights from Missouri to Northern Ireland
Discover last-minute flight deals from Missouri to Northern Ireland. Data last updated 18 September 2026 and is based on user searches.