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Cheap flights from Missouri to Belfast from £473

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BHD
17 Dec — 24 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Missouri to Belfast

Keep the following information in mind while searching for Missouri to Belfast flight deals. Data was last updated 17 November 2025.

Round-trip from

£473
British Airways
  • British Airways
  • 12/1-20/1
  • 4 total stops
  • 35h 32m total
  • Missouri to Belfast
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Find flight deals from Missouri to Belfast

Enter your travel dates to find the best prices.

Cheapest flights from Missouri to Belfast
Explore the most affordable flight options available from Missouri to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 November 2025.

Wed 3/1214:38STL - BHD
2 stops20h 12mDelta
Sun 7/1206:30BHD - STL
2 stops17h 26mDelta
Deal found 16/11£596
Fri 5/1214:38STL - BHD
2 stops20h 12mKLM
Tue 9/1206:30BHD - STL
2 stops16h 40mKLM
Deal found 16/11£639
Mon 15/1208:05MCI - BHD
2 stops26h 45mDelta
Wed 24/1217:20BHD - MCI
2 stops33h 45mDelta
Deal found 16/11£691
Tue 16/1213:40MCI - BHD
2 stops15h 50mAmerican Airlines
Tue 23/1206:35BHD - MCI
2 stops23h 18mAmerican Airlines
Deal found 16/11£697
Sun 14/1214:54STL - BHD
2 stops17h 01mAmerican Airlines
Tue 23/1206:35BHD - STL
2 stops22h 09mAmerican Airlines
Deal found 16/11£697
Thu 11/1218:53STL - BHD
2 stops17h 57mAmerican Airlines
Wed 24/1209:15BHD - STL
2 stops31h 55mAmerican Airlines
Deal found 16/11£725
Thu 11/1218:39MCI - BHD
2 stops17h 21mAmerican Airlines
Tue 23/1208:45BHD - MCI
2 stops21h 08mAmerican Airlines
Deal found 16/11£730
Sun 14/1217:12MCI - BHD
2 stops17h 38mDelta
Wed 24/1217:20BHD - MCI
2 stops29h 37mDelta
Deal found 16/11£774
Sat 13/1213:40MCI - BHD
2 stops15h 30mAmerican Airlines
Tue 23/1208:45BHD - MCI
2 stops21h 08mAmerican Airlines
Deal found 16/11£775
Sat 13/1214:09STL - BHD
2 stops15h 01mAmerican Airlines
Wed 24/1209:15BHD - STL
2 stops34h 54mAmerican Airlines
Deal found 16/11£775
Fri 12/1210:11MCI - BHD
2 stops18h 19mAmerican Airlines
Thu 18/1209:05BHD - MCI
2 stops19h 59mAmerican Airlines
Deal found 16/11£825
Sun 14/1213:40MCI - BHD
2 stops14h 40mBritish Airways
Sun 21/1212:10BHD - MCI
2 stops16h 01mBritish Airways
Deal found 16/11£841

Cheapflights Fare Finder

 
Customise your flight search to find flights from Missouri to Belfast 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 858,174 searches. Data last updated 17 November 2025.
Use the filters below to find and compare flights from Missouri to Belfast that are best for you.

Fly from

Missouri

Fly to

Belfast

Route

Depart

Return

Price

St. LouisBelfast

STL - BHD

STLBHD

Lambert-St Louis

Mon 12/1

17:04-16:05

2 stops17h 01m

Belfast City

Tue 20/1

06:35-18:16

2 stops17h 41m

£473

Kansas CityBelfast

MCI - BHD

MCIBHD

Kansas City

Wed 28/1

13:22-16:50

2 stops21h 28m

Belfast City

Sun 1/2

17:20-17:09

2 stops29h 49m

£499

Kansas CityBelfast

MCI - BHD

MCIBHD

Kansas City

Wed 28/1

05:50-16:50

2 stops29h 00m

Belfast City

Sun 1/2

17:20-17:00

2 stops29h 40m

£499

St. LouisBelfast

STL - BHD

STLBHD

Lambert-St Louis

Sun 1/3

06:35-16:50

2 stops28h 15m

Belfast City

Thu 5/3

06:30-17:43

2 stops17h 13m

£566

St. LouisBelfast

STL - BHD

STLBHD

Lambert-St Louis

Wed 3/12

12:49-21:00

2 stops26h 11m

Belfast City

Sun 7/12

06:30-17:56

2 stops17h 26m

£596

St. LouisBelfast

STL - BHD

STLBHD

Lambert-St Louis

Fri 5/12

14:38-16:50

2 stops20h 12m

Belfast City

Tue 9/12

06:30-18:33

2 stops18h 03m

£639

Kansas CityBelfast

MCI - BHD

MCIBHD

Kansas City

Mon 15/12

08:05-16:50

2 stops26h 45m

Belfast City

Wed 24/12

17:20-21:05

2 stops33h 45m

£691

Kansas CityBelfast

MCI - BHD

MCIBHD

Kansas City

Tue 16/12

13:40-11:30

2 stops15h 50m

Belfast City

Tue 23/12

06:35-23:53

2 stops23h 18m

£697

Kansas CityBelfast

MCI - BHD

MCIBHD

Kansas City

Tue 16/12

13:40-11:30

2 stops15h 50m

Belfast City

Wed 24/12

09:15-11:12

2 stops31h 57m

£697

Kansas CityBelfast

MCI - BHD

MCIBHD

Kansas City

Mon 15/12

13:40-14:15

2 stops18h 35m

Belfast City

Tue 23/12

08:45-23:53

2 stops21h 08m

£697

Flights are sorted by cheapest return flights first.

Deals found on 15/11

Showing 1-10 of 20 results
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Best time to book a flight from Missouri to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast from Missouri with our price prediction graph.
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 Belfast
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 Belfast. 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 Belfast?

    British Airways, Virgin Atlantic, and Delta can get you from Missouri to Belfast in just under 17h 01m. Your travel time can differ by up to 11h 59m. Airlines will cover a distance of 3893 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    Yes. In addition to deals on Missouri to Belfast flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Missouri to Belfast?

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

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

    Yes. Cheapflights offers flight deals from Missouri to Belfast 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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