How much is a ticket from Saint Louis to Belfast?

Depending on when you travel and how far in advance you book, fares between Saint Louis and Belfast can differ a lot.

Choose a date to explore the best fares now.

If you’re flexible with timing, consider overnight flights — they often cost less and are less crowded. Exploring multiple date and time combinations can help you find the cheapest solution.

Best airport options between Saint Louis and Belfast

If you're open to flying into or out of more than one airport, you’ll have more routes to compare.

• Airports in Saint Louis: Saint Louis - Lambert is the only operating airport.
• Airports in Belfast: City offers an alternative to Belfast - International.

Some airports offer extras like lounges, fast track, or self check-in — good to keep in mind. Comparing airports by services offered helps you balance cost and comfort.

Filter and compare flights from Saint Louis to Belfast

Jetcost helps you manage complex searches with simple filters. Sort by airline, duration, number of stops, or even time windows for outbound and return flights.

Other popular destinations

Want more ideas for your trip to United Kingdom? Check these: Edinburgh, Glasgow, London, Manchester, Newquay.

Advanced filters help you skip long layovers or inconvenient times. The “airlines” filter is handy if you want to collect miles or prefer a certain onboard experience.