How long is the flight from Missouri to Northern Ireland?

Virgin Atlantic, Delta, and American Airlines can get you from Missouri to Northern Ireland in just under 19h 33m. Your travel time can differ by up to 4h 32m. 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.

In terms of precipitation, rainfall in Northern Ireland ranges from 2.0 - 3.5 inches per month. October is typically the wettest month, when rainfall can reach 3.5 in. April is typically the driest time to visit Northern Ireland when rainfall is around 2.0 in.

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 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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.

$748+ Cheap Flights from Missouri to Northern Ireland

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Best flights from Missouri to Northern Ireland
Discover carefully curated flight deals from Missouri to Northern Ireland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 20, 2025.

Sun 3/111:51 amSTL - BHD

2 stops22h 59mVirgin Atlantic

Thu 3/56:30 amBHD - STL

2 stops17h 34mVirgin Atlantic

Deal found 10/16

$748

Sun 3/110:45 amSTL - BHD

2 stops24h 05mDelta

Thu 3/56:30 amBHD - STL

2 stops16h 20mDelta

Deal found 10/17

$749

Fri 3/276:42 pmMCI - BHD

2 stops19h 33mAmerican Airlines

Tue 3/319:35 amBHD - MCI

2 stops19h 47mAmerican Airlines

Deal found 10/17

$977

Cheap flight deals from Missouri to Northern Ireland

Round-trip from	$749 (Virgin Atlantic)

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.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisBelfast

STL - BHD

STLBHD

Lambert-St Louis

Sun 3/1

11:51 am-4:50 pm

2 stops22h 59m

Belfast City

Thu 3/5

6:30 am-6:04 pm

2 stops17h 34m

$748

St. LouisBelfast

STL - BHD

STLBHD

Lambert-St Louis

Sun 3/1

10:45 am-4:50 pm

2 stops24h 05m

Belfast City

Thu 3/5

6:30 am-4:50 pm

2 stops16h 20m

$749

Kansas CityBelfast

MCI - BHD

MCIBHD

Kansas City

Fri 3/27

6:42 pm-7:15 pm

2 stops19h 33m

Belfast City

Tue 3/31

9:35 am-11:22 pm

2 stops19h 47m

$977

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/16

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?

It’s optimal to fly from Missouri to Northern Ireland in the evening. By choosing this option you can save up to 13% on the cost of your flight, compared to a flight in the morning.

Reviews of airlines servicing Northern Ireland

Get a feel of what it's like to fly with American Airlines from Missouri to Northern Ireland by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

American Airlines

7.2

Good

11,026 reviews

Reviews

1 / 20

2.0

Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

American Airlines

7.2

Good

11,026 reviews

American Airlines

7.2

Good

11,026 reviews

Reviews

1 / 20

2.0

Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

Related info for your journey

How long is the flight from Missouri to Northern Ireland?
Virgin Atlantic, Delta, and American Airlines can get you from Missouri to Northern Ireland in just under 19h 33m. Your travel time can differ by up to 4h 32m. 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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Top airline flying from Missouri to Northern Ireland

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$674	Average$832	FlexibilityNo cancel fee	On-time71%

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$748+ 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 3/1. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Missouri to Northern Ireland with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Missouri to Northern Ireland

Best flights from Missouri to Northern IrelandDiscover carefully curated flight deals from Missouri to Northern Ireland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 20, 2025.

Discover carefully curated flight deals from Missouri to Northern Ireland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 20, 2025.

Cheap 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 October 20, 2025.

Round-trip from

Cheapflights Fare Finder

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

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 October 20, 2025.

Reviews of airlines servicing Northern Ireland

Get a feel of what it's like to fly with American Airlines from Missouri to Northern Ireland by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

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.

Top airline flying from Missouri to Northern Ireland

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Book with Flexibility

Travel Smart

Best flights from Missouri to Northern Ireland
Discover carefully curated flight deals from Missouri to Northern Ireland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 20, 2025.