How long does it take to fly to Belfast?

Flight times from Missouri to Belfast vary, but if you’re flying out of St. Louis and flying into Belfast Intl Airport (one of the most popular routes), then the duration is 11h 30m on average. Another popular route from Missouri to Belfast is flying from Kansas City to Belfast Intl Airport, which will take roughly 14h 40m. Keep in mind that layovers or delays could extend your travel time.

When did momondo last update prices for flights from Missouri to Belfast?

Prices for flights from Missouri to Belfast were last updated today.

How old do you have to be to fly from Missouri to Belfast?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Missouri to Belfast.

What documentation or ID do you need to fly to Belfast?

The travel and health documents you'll need for your trip to Belfast may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Belfast. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£475 Cheap Flights from Missouri to Belfast in 2025/26

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Find the cheapest flights from Missouri to Belfast

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

15:43 - 14:15STL-BHD

16h 32m2 stops

09:10 - 19:05BHD-STL

15h 55m2 stops

£475American Airlines

Find Deal

Mon, 1 Dec - Sun, 7 Dec

15:37 - 14:15STL-BHD

16h 38m2 stops

06:35 - 21:15BHD-STL

20h 40m2 stops

£483American Airlines

Find Deal

Mon, 12 Jan - Tue, 20 Jan

11:21 - 16:50STL-BHD

23h 29m2 stops

17:20 - 20:41BHD-STL

33h 21m2 stops

£567Virgin Atlantic

Find Deal

Sun, 1 Mar - Thu, 5 Mar

12:10 - 16:50STL-BHD

22h 40m2 stops

06:30 - 18:04BHD-STL

17h 34m2 stops

£568Virgin Atlantic

Find Deal

Sun, 1 Mar - Thu, 5 Mar

22:00 - 15:30STL-BHD

11h 30m1 stop

13:40 - 19:30BHD-STL

11h 50m1 stop

£569British Airways

Find Deal

Fri, 1 May - Tue, 12 May

22:00 - 20:45STL-BHD

16h 45m1 stop

13:40 - 19:30BHD-STL

11h 50m1 stop

£577British Airways

Find Deal

Fri, 1 May - Tue, 12 May

16:39 - 15:30STL-BHD

16h 51m2 stops

09:35 - 19:30BHD-STL

15h 55m1 stop

£585American Airlines

Find Deal

Fri, 1 May - Tue, 12 May

22:00 - 15:30STL-BHD

11h 30m1 stop

09:35 - 20:03BHD-STL

16h 28m2 stops

£591British Airways

Find Deal

Fri, 1 May - Tue, 12 May

12:15 - 13:40STL-BFS

20h 25m2 stops

18:25 - 23:50BFS-STL

34h 25m2 stops

£879Multiple Airlines

Find Deal

Thu, 12 Mar - Thu, 26 Mar

15:30 - 20:25STL-BHD

22h 55m3 stops

14:35 - 13:30BHD-STL

28h 55m2 stops

£1,228Multiple Airlines

Find Deal

Fri, 1 May - Tue, 12 May

American Airlines flights from Missouri to Belfast

Our best American Airlines deals on Missouri to Belfast flight tickets

American Airlines

1 Dec

STL15:43Lambert-St Louis

16h 32m

2 stops

BHD14:15Belfast City

7 Dec

BHD09:10Belfast City

15h 55m

2 stops

STL19:05Lambert-St Louis

£475

Find similar

American Airlines

12 Jan

STL15:37Lambert-St Louis

16h 38m

2 stops

BHD14:15Belfast City

20 Jan

BHD06:35Belfast City

20h 40m

2 stops

STL21:15Lambert-St Louis

£483

Find similar

American Airlines

1 May

STL16:39Lambert-St Louis

16h 51m

2 stops

BHD15:30Belfast City

12 May

BHD09:35Belfast City

15h 55m

1 stop

STL19:30Lambert-St Louis

£585

Find similar

Virgin Atlantic flights from Missouri to Belfast

Our best Virgin Atlantic deals on Missouri to Belfast flight tickets

Virgin Atlantic

1 Mar

STL11:21Lambert-St Louis

23h 29m

2 stops

BHD16:50Belfast City

5 Mar

BHD17:20Belfast City

33h 21m

2 stops

STL20:41Lambert-St Louis

£567

Find similar

Virgin Atlantic

1 Mar

STL12:10Lambert-St Louis

22h 40m

2 stops

BHD16:50Belfast City

5 Mar

BHD06:30Belfast City

17h 34m

2 stops

STL18:04Lambert-St Louis

£568

Find similar

Virgin Atlantic

27 Mar

MCI10:10Kansas City

29h 50m

2 stops

BHD21:00Belfast City

31 Mar

BHD06:30Belfast City

20h 38m

2 stops

MCI21:08Kansas City

£666

Find similar

Fly from

Fly to

Route

Depart

Return

Price

St. LouisBelfast

STL - BHD

STLBHD

Lambert-St Louis

Mon 1/12

15:43-14:15

2 stops16h 32m

Belfast City

Sun 7/12

09:10-19:05

2 stops15h 55m

£475

St. LouisBelfast

STL - BHD

STLBHD

Lambert-St Louis

Mon 12/1

15:37-14:15

2 stops16h 38m

Belfast City

Tue 20/1

06:35-21:15

2 stops20h 40m

£483

St. LouisBelfast

STL - BHD

STLBHD

Lambert-St Louis

Sun 1/3

11:21-16:50

2 stops23h 29m

Belfast City

Thu 5/3

17:20-20:41

2 stops33h 21m

£567

St. LouisBelfast

STL - BHD

STLBHD

Lambert-St Louis

Sun 1/3

12:10-16:50

2 stops22h 40m

Belfast City

Thu 5/3

06:30-18:04

2 stops17h 34m

£568

St. LouisBelfast

STL - BHD

STLBHD

Lambert-St Louis

Fri 1/5

22:00-15:30

1 stop11h 30m

Belfast City

Tue 12/5

13:40-19:30

1 stop11h 50m

£569

St. LouisBelfast

STL - BHD

STLBHD

Lambert-St Louis

Fri 1/5

22:00-20:45

1 stop16h 45m

Belfast City

Tue 12/5

13:40-19:30

1 stop11h 50m

£577

St. LouisBelfast

STL - BHD

STLBHD

Lambert-St Louis

Fri 1/5

16:39-15:30

2 stops16h 51m

Belfast City

Tue 12/5

09:35-19:30

1 stop15h 55m

£585

St. LouisBelfast

STL - BHD

STLBHD

Lambert-St Louis

Fri 1/5

22:00-15:30

1 stop11h 30m

Belfast City

Tue 12/5

09:35-20:03

2 stops16h 28m

£591

St. LouisBelfast

STL - BFS

STLBFS

Lambert-St Louis

Thu 12/3

12:15-13:40

2 stops20h 25m

Belfast Intl

Thu 26/3

18:25-23:50

2 stops34h 25m

£879

St. LouisBelfast

STL - BHD

STLBHD

Lambert-St Louis

Fri 1/5

15:30-20:25

3 stops22h 55m

Belfast City

Tue 12/5

14:35-13:30

2 stops28h 55m

£1,228

Flights are sorted by cheapest return flights first.

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How to get the cheapest flight ticket from Missouri to Belfast

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Airlines

Other information

What is the cheapest airline that flies from Missouri to Belfast?

Finnair is the most popular carrier operating from Missouri to Belfast

Cheap Missouri to Belfast flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Missouri to Belfast

Direct flights	None

There are no direct flights from Missouri to Belfast. There are no popular flight routes from Missouri to Belfast.

Search flight deals

When did momondo last update prices for flights from Missouri to Belfast?
Prices for flights from Missouri to Belfast were last updated today.
How old do you have to be to fly from Missouri to Belfast?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Missouri to Belfast.
What documentation or ID do you need to fly to Belfast?
The travel and health documents you'll need for your trip to Belfast may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Belfast. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Missouri to Belfast?

It is quick and easy to find Missouri to Belfast flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Belfast that suits you.

Can I find flights from Missouri to Belfast with flexible booking policies on momondo?

All flight searches from Missouri to Belfast on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Missouri to Belfast?

momondo provides multiple filters to help you find the best flight to Belfast from Missouri. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Missouri to Belfast right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Belfast, momondo offers a useful price alert feature which will track prices for flights to Belfast from Missouri and alert you when they change.