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

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How to find the cheapest flight from
St. Louis (STL) to Belfast Intl (BFS)

All the information you need to plan the best STL to BFS flight in 2022: compare St. Louis to Belfast Intl flight prices with the expected peak season, weather and rainfall in Belfast Intl.
When is the cheapest time to fly from St. Louis to Belfast Intl Airport (STL - BFS)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from St. Louis to Belfast Intl Airport as you normally would.

One-way flights to Belfast Intl from St. Louis

The cheapest one-way flights from St. Louis to Belfast Intl
11:45 am - 7:00 pm
Multiple Airlines
2 Stops
25h 15m
STL - BFS
Multiple Airlines
$884
Kiwi.com
2:40 am - 4:10 am
Multiple Airlines
2 Stops
19h 30m
STL - BFS
Multiple Airlines
$901
Kiwi.com
2:18 pm - 4:05 am
Multiple Airlines
2 Stops
55h 47m
STL - BFS
Multiple Airlines
$948
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">St. Louis</span> to <span class="emphasized">Belfast Intl</span> flights.

Flight FAQs

From St. Louis to Belfast Intl

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

Lambert-St Louis (STL), located 12.7 mi from the city center, is the airport you fly out of when you book flights from St. Louis to Belfast Intl. 1 airline have flights from Lambert-St Louis to Belfast Intl on a regular basis. Booking flights from Lambert-St Louis to Belfast Intl should not be difficult; the airport handles an average of 0 outbound flights to Belfast Intl per day.

Which airlines flying from Lambert-St Louis to Belfast Intl have flexible changes due to COVID-19?

Some of our airline partners flying from Lambert-St Louis to Belfast Intl have new flexible policies in place due to COVID-19. British Airways is one of the carriers where you may find flexible change policies. You can use our site to filter for airlines like British Airways with this kind of flexibility.

What are the cheapest flights from St. Louis to Belfast Intl Airport?

The cheapest flight price from St. Louis to Belfast Intl Airport is $992. On average you can expect to pay $1,164. The most popular route, (Lambert-St Louis - Belfast Intl), can usually be booked for $1,219.

Related searches

Flights to Belfast Intl from St. Louis (STL)
Flights to St. Louis Flights to Belfast Intl

Rent a Car

Car Rentals at Belfast Intl Car Rentals in Northern Ireland

COVID Restrictions

View COVID Travel Restrictions for Belfast Intl (BFS)

Do I need a COVID test to fly to Belfast Intl from St. Louis?

Information is based on travel restrictions from Lambert-St Louis to Belfast Intl

Most visitors from Lambert-St Louis can enter Belfast Intl without restrictions.

COVID-19 testing requirements
Visitors from Lambert-St Louis are not required to present a negative COVID-19 PCR test or antigen result upon entering Belfast Intl.

Quarantine requirements
Visitors from Lambert-St Louis are not required to quarantine after entering Belfast Intl.

Do I need a test to fly back to St. Louis from Belfast Intl?

Returning to Lambert-St Louis from Belfast Intl

COVID-19 testing requirements
Visitors from Belfast Intl are not required to present a negative COVID-19 PCR test or antigen result upon entering Lambert-St Louis.

Quarantine requirements
Visitors from Belfast Intl are not required to quarantine after entering Lambert-St Louis.

Hide COVID Travel Restrictions for Belfast Intl (BFS)

Alternative routes for St. Louis to Belfast Intl

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Belfast Intl

Things to know before you go - useful duration and weather info for your trip from St. Louis to Belfast Intl.
Today's exchange rate
$1 = £0.83
Average temperature for July in Belfast Intl
66.2 °F
Avg rainfall for July in Belfast Intl
2.7 ″

Airports servicing St. Louis

Airports servicing Belfast