How does KAYAK find such low prices on flights from Missouri to Belfast?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Missouri to Belfast. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to Belfast?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Belfast from Missouri is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Missouri to Belfast?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Belfast with an airline and back to Missouri with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to Belfast?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Belfast from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$419 CHEAP FLIGHTS from Missouri to Belfast

KAYAK searches hundreds of travel sites at once for deals on flights to Belfast

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Flight Deals

Cheap Flights from Missouri to Belfast

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Missouri to Belfast that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Missouri to Belfast

Mon, Sep 29 - Thu, Oct 2

7:59 pm - 7:35 pmSTL-BHD

17h 36m2 stops

6:35 am - 7:10 pmBHD-STL

18h 35m2 stops

$730

Find Deal

Fri, Oct 24 - Fri, Oct 31

3:10 pm - 3:30 pmMCI-BHD

18h 20m2 stops

6:45 am - 8:28 pmBHD-MCI

18h 43m2 stops

$734American Airlines

Find Deal

Fri, Oct 24 - Fri, Oct 31

3:32 pm - 3:30 pmMCI-BHD

17h 58m2 stops

6:45 am - 8:28 pmBHD-MCI

18h 43m3 stops

$737American Airlines

Find Deal

Sun, Sep 21 - Tue, Sep 30

5:50 pm - 4:55 pmSTL-BHD

17h 05m2 stops

6:30 am - 4:48 pmBHD-STL

16h 18m2 stops

$744KLM

Find Deal

Sun, Mar 1 - Thu, Mar 5

10:45 am - 9:00 pmSTL-BHD

28h 15m2 stops

6:30 am - 4:50 pmBHD-STL

16h 20m2 stops

$799Delta

Find Deal

Sun, Mar 1 - Thu, Mar 5

7:05 pm - 9:00 pmSTL-BHD

19h 55m2 stops

6:30 am - 11:40 pmBHD-STL

23h 10m2 stops

$801Virgin Atlantic

Find Deal

Fri, Sep 26 - Sat, Oct 4

2:11 pm - 3:30 pmSTL-BHD

19h 19m2 stops

7:05 am - 6:20 pmBHD-STL

17h 15m2 stops

$809American Airlines

Find Deal

Fri, Oct 3 - Tue, Oct 7

6:42 pm - 9:15 pmMCI-BHD

20h 33m2 stops

6:30 am - 11:00 pmBHD-MCI

22h 30m2 stops

$811Delta

Find Deal

Fri, Oct 3 - Tue, Oct 7

6:42 pm - 9:15 pmMCI-BHD

20h 33m2 stops

6:30 am - 9:03 pmBHD-MCI

20h 33m2 stops

$840Delta

Find Deal

Fri, Oct 3 - Tue, Oct 7

6:42 pm - 4:55 pmMCI-BHD

16h 13m2 stops

6:30 am - 6:04 pmBHD-MCI

17h 34m2 stops

$841Delta

Find Deal

Cheapest round-trip

$730

Multiple Airlines

Mon 9/29Thu 10/2

STL - BHD • 2 stops

Cheapest one-way

$419

American Airlines

Mon 9/29

STL - BHD • 2 stops

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Belfast!

Useful Info

Cheapest flight	$419

Flight from St. Louis to Belfast City Airport

How does KAYAK find such low prices on flights from Missouri to Belfast?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Missouri to Belfast.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to Belfast?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Belfast from Missouri is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Missouri to Belfast?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Belfast with an airline and back to Missouri with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to Belfast?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Belfast from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Belfast

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Complete your trip

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Cabin class types available on flights to Missouri

First Class flights to Belfast

Business Class flights to Belfast

Prem Econ Class flights to Belfast

Economy Class flights to Belfast

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.

$419 Find Cheap Flights from Missouri to Belfast

KAYAK searches hundreds of travel sites at once for deals on flights to Belfast

Cheap Flights from Missouri to Belfast

Recent round-trip flight deals from Missouri to Belfast

Recent one-way flight deals from Missouri to Belfast

Everything you should know

Good to know

FAQs for booking flights from Missouri to Belfast

How does KAYAK find such low prices on flights from Missouri to Belfast?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Missouri to Belfast.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to Belfast?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Belfast from Missouri is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Missouri to Belfast?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Belfast with an airline and back to Missouri with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to Belfast?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Belfast from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Belfast

Cabin class types available on flights to Missouri

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

Find direct flights for Belfast

Flights to other popular destinations

Flights from domestic origins to Belfast

Choose which airport to fly into in Belfast