HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Belfast City

$613+ Cheap flights from St. Louis (STL) to Belfast City (BHD)

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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BHD
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from St. Louis to Belfast City with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from St. Louis to Belfast City

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Belfast City (BHD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 6, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$613
(oojo)
Provider with most accurate pricing for Lambert-St Louis-Belfast City flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Belfast City flights.
Search Deals
From Lambert-St Louis to Belfast City
Search Deals

Find flight deals from St. Louis to Belfast City

Best flights from St. Louis to Belfast City
Discover carefully curated flight deals from St. Louis to Belfast City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 6, 2025.

This oojo deal was found by Cheapflights users on 11/6. 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.
Mon 1/126:44 pmSTL - BHD
2 stops17h 51mBritish Airways
Tue 1/206:35 amBHD - STL
2 stops17h 41mBritish Airways
Deal found 11/6$613
This Virgin Atlantic deal was found by Cheapflights users on 11/5. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/110:13 amSTL - BHD
2 stops28h 47mVirgin Atlantic
Thu 3/56:30 amBHD - STL
2 stops17h 13mVirgin Atlantic
Deal found 11/5$745
This American Airlines deal was found by Cheapflights users on 11/4. 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.
Fri 3/279:28 amSTL - BHD
2 stops20h 02mAmerican Airlines
Tue 3/316:35 amBHD - STL
2 stops22h 57mAmerican Airlines
Deal found 11/4$973

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Belfast City 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 November 6, 2025.
Use the filters below to find and compare flights from St. Louis to Belfast City Airport that are best for you.

Fly from

St. Louis

Fly to

Belfast City

Route

Depart

Return

Price

St. LouisBelfast

STL - BHD

STLBHD

Lambert-St Louis

Mon 1/12

6:44 pm-6:35 pm

2 stops17h 51m

Belfast City

Tue 1/20

6:35 am-6:16 pm

2 stops17h 41m

$613

St. LouisBelfast

STL - BHD

STLBHD

Lambert-St Louis

Sun 3/1

10:13 am-9:00 pm

2 stops28h 47m

Belfast City

Thu 3/5

6:30 am-5:43 pm

2 stops17h 13m

$745

St. LouisBelfast

STL - BHD

STLBHD

Lambert-St Louis

Fri 3/27

9:28 am-10:30 am

2 stops20h 02m

Belfast City

Tue 3/31

6:35 am-11:32 pm

2 stops22h 57m

$973

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Compare providers for flights from St. Louis to Belfast City

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Belfast City in November.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Belfast City Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-Belfast City Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from St. Louis-Belfast City Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Belfast City Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Belfast City Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from St. Louis to Belfast City

Have a flexible travel schedule? Discover the best time to fly to Belfast City from St. Louis 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.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Belfast City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to Belfast City?

    For a flight from St. Louis to Belfast City, you will be flying from Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city. Lambert-St Louis is the only St. Louis airport and it handles 0 outbound flights to Belfast City per day. 0 airlines have flights to Belfast City from Lambert-St Louis on a regular basis.

  • How long is the flight from St. Louis to Belfast City Airport?

    There are many flights that can get you from St. Louis to Belfast City Airport in 17h 51m. Fly via British Airways, Virgin Atlantic, or American Airlines to get the fastest option. The distance between St. Louis and Belfast City Airport is about 3893 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from St. Louis to Belfast City that include hotel bookings?

    Yes. In addition to deals on St. Louis to Belfast City flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Belfast City?

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

  • Can I find deals for business class flights from St. Louis to Belfast City?

    Yes. Cheapflights offers flight deals from St. Louis to Belfast City 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

Traveling to a place near Belfast City Airport?

Book flights to Belfast City Airport if you plan to visit one of these locations
Newcastle

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 St. Louis to Belfast City

See prices for flight routes from nearby airports that may be better suited for you.
Kansas City to Belfast City flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.