STL - BFS

$1,642 Find Cheap Flights from St. Louis to Belfast - Compare and Save

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Cheap Flights from St. Louis to Belfast Intl (STL-BFS)

 

Cheap flights from St. Louis to Belfast Intl with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.

Sat, Nov 28 - Sat, Dec 5
Multiple Airlines Logo
11:24 am - 10:50 amSTL  Lambert-St Louis-BFS Belfast Intl
17h 26m3 stops Chicago O'Hare Intl Dublin Birmingham
Multiple Airlines Logo
1:00 pm - 1:45 pmBFS  Belfast Intl-STL Lambert-St Louis
30h 45m3 stops Manchester Marrakech Menara Frankfurt am Main
$1,642Multiple Airlines
Sat, Nov 28 - Sat, Dec 5
Multiple Airlines Logo
4:05 pm - 1:40 pmSTL  Lambert-St Louis-BFS Belfast Intl
15h 35m2 stops Toronto Pearson Intl Paris Charles de Gaulle
Multiple Airlines Logo
1:00 pm - 1:45 pmBFS  Belfast Intl-STL Lambert-St Louis
30h 45m3 stops Manchester Marrakech Menara Frankfurt am Main
$1,689Multiple Airlines
Sat, Nov 28 - Sat, Dec 5
Multiple Airlines Logo
4:05 pm - 9:25 pmSTL  Lambert-St Louis-BFS Belfast Intl
23h 20m2 stops Toronto Pearson Intl Paris Charles de Gaulle
Multiple Airlines Logo
7:50 pm - 1:45 pmBFS  Belfast Intl-STL Lambert-St Louis
23h 55m2 stops Edinburgh Turnhouse Frankfurt am Main
$1,768Multiple Airlines

Key details for St. Louis to Belfast Intl Airport flights

Cheapest flight

$1,642
Round-trip flight from St. Louis to Belfast Intl Airport

When to book flights from St. Louis to Belfast Intl

Are your dates flexible? Find out the best times to travel from St. Louis to Belfast Intl based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your St. Louis to Belfast Intl Airport flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • Do I need a passport to fly from St. Louis to Belfast Intl Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from St. Louis to Belfast Intl Airport changed much recently?

    Based on fares seen in the past 5 days, round-trip prices on this route were fairly steady, ranging from about $1,642 to $1,768. The highest observed fare was only about 7% higher than the lowest one.

  • What car rental options are available at Belfast Intl Airport (BFS)?

    Belfast Intl Airport (BFS) hosts 5 major car rental companies, with daily rates starting from around $11 for economy cars. Top options include:

    • Budget
    • DRIVALIA
    • Sixt
    • Alamo
    • Hertz

  • Which airports can I use when flying from St. Louis to Belfast Intl Airport?

    Flights from St. Louis to Belfast Intl Airport usually depart from Lambert-St Louis (STL) and arrive at Belfast Intl (BFS).

  • What is the time difference between St. Louis and Belfast Intl Airport?

    Belfast Intl Airport is 6 hours ahead of St. Louis (British Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Belfast Intl Airport?

    Some of the most popular sights in Belfast Intl Airport are Ulster Hall, Titanic Belfast and Albert Memorial Clock. These are among the most viewed places in Belfast Intl Airport on KAYAK.

More options for your flight from St. Louis to Belfast Intl

Complete your trip to Belfast with a hotel stay or car rental

Car rentals in Belfast
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